diff options
Diffstat (limited to 'intern/bsp/test')
| -rwxr-xr-x | intern/bsp/test/BSP_GhostTest/BSP_GhostTest.dsp | 130 | ||||
| -rwxr-xr-x | intern/bsp/test/BSP_GhostTest/BSP_GhostTest.dsw | 125 | ||||
| -rwxr-xr-x | intern/bsp/test/BSP_GhostTest/BSP_GhostTest3D.cpp | 656 | ||||
| -rwxr-xr-x | intern/bsp/test/BSP_GhostTest/BSP_GhostTest3D.h | 165 | ||||
| -rwxr-xr-x | intern/bsp/test/BSP_GhostTest/BSP_MeshDrawer.cpp | 160 | ||||
| -rwxr-xr-x | intern/bsp/test/BSP_GhostTest/BSP_MeshDrawer.h | 77 | ||||
| -rwxr-xr-x | intern/bsp/test/BSP_GhostTest/BSP_PlyLoader.cpp | 196 | ||||
| -rwxr-xr-x | intern/bsp/test/BSP_GhostTest/BSP_PlyLoader.h | 64 | ||||
| -rwxr-xr-x | intern/bsp/test/BSP_GhostTest/BSP_TMesh.h | 354 | ||||
| -rw-r--r-- | intern/bsp/test/BSP_GhostTest/Makefile | 56 | ||||
| -rwxr-xr-x | intern/bsp/test/BSP_GhostTest/main.cpp | 147 | ||||
| -rwxr-xr-x | intern/bsp/test/BSP_GhostTest/ply.h | 200 | ||||
| -rwxr-xr-x | intern/bsp/test/BSP_GhostTest/plyfile.c | 2548 | ||||
| -rw-r--r-- | intern/bsp/test/Makefile | 72 |
14 files changed, 4950 insertions, 0 deletions
diff --git a/intern/bsp/test/BSP_GhostTest/BSP_GhostTest.dsp b/intern/bsp/test/BSP_GhostTest/BSP_GhostTest.dsp new file mode 100755 index 00000000000..1e913289824 --- /dev/null +++ b/intern/bsp/test/BSP_GhostTest/BSP_GhostTest.dsp @@ -0,0 +1,130 @@ +# Microsoft Developer Studio Project File - Name="BSP_GhostTest" - Package Owner=<4> +# Microsoft Developer Studio Generated Build File, Format Version 6.00 +# ** DO NOT EDIT ** + +# TARGTYPE "Win32 (x86) Console Application" 0x0103 + +CFG=BSP_GhostTest - Win32 Debug +!MESSAGE This is not a valid makefile. To build this project using NMAKE, +!MESSAGE use the Export Makefile command and run +!MESSAGE +!MESSAGE NMAKE /f "BSP_GhostTest.mak". +!MESSAGE +!MESSAGE You can specify a configuration when running NMAKE +!MESSAGE by defining the macro CFG on the command line. For example: +!MESSAGE +!MESSAGE NMAKE /f "BSP_GhostTest.mak" CFG="BSP_GhostTest - Win32 Debug" +!MESSAGE +!MESSAGE Possible choices for configuration are: +!MESSAGE +!MESSAGE "BSP_GhostTest - Win32 Release" (based on "Win32 (x86) Console Application") +!MESSAGE "BSP_GhostTest - Win32 Debug" (based on "Win32 (x86) Console Application") +!MESSAGE + +# Begin Project +# PROP AllowPerConfigDependencies 0 +# PROP Scc_ProjName "" +# PROP Scc_LocalPath "" +CPP=cl.exe +RSC=rc.exe + +!IF "$(CFG)" == "BSP_GhostTest - Win32 Release" + +# PROP BASE Use_MFC 0 +# PROP BASE Use_Debug_Libraries 0 +# PROP BASE Output_Dir "Release" +# PROP BASE Intermediate_Dir "Release" +# PROP BASE Target_Dir "" +# PROP Use_MFC 0 +# PROP Use_Debug_Libraries 0 +# PROP Output_Dir "Release" +# PROP Intermediate_Dir "Release" +# PROP Ignore_Export_Lib 0 +# PROP Target_Dir "" +# ADD BASE CPP /nologo /W3 /GX /O2 /D "WIN32" /D "NDEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /c +# ADD CPP /nologo /G6 /MT /W3 /GX /O2 /Ob2 /I "../../extern/" /I "../../../../lib/windows/string/include" /I "../../../../lib/windows/ghost/include" /I "../../../../lib/windows/moto/include" /I "../../../../lib/windows/memutil/include" /I "../../../../lib/windows/container/include" /D "WIN32" /D "NDEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /c +# ADD BASE RSC /l 0x413 /d "NDEBUG" +# ADD RSC /l 0x413 /d "NDEBUG" +BSC32=bscmake.exe +# ADD BASE BSC32 /nologo +# ADD BSC32 /nologo +LINK32=link.exe +# ADD BASE LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /subsystem:console /machine:I386 +# ADD LINK32 glu32.lib opengl32.lib kernel32.lib user32.lib gdi32.lib /nologo /subsystem:console /machine:I386 /libpath:"..\..\..\..\lib\windows\glut-3.7\lib\\" + +!ELSEIF "$(CFG)" == "BSP_GhostTest - Win32 Debug" + +# PROP BASE Use_MFC 0 +# PROP BASE Use_Debug_Libraries 1 +# PROP BASE Output_Dir "Debug" +# PROP BASE Intermediate_Dir "Debug" +# PROP BASE Target_Dir "" +# PROP Use_MFC 0 +# PROP Use_Debug_Libraries 1 +# PROP Output_Dir "Debug" +# PROP Intermediate_Dir "Debug" +# PROP Ignore_Export_Lib 0 +# PROP Target_Dir "" +# ADD BASE CPP /nologo /W3 /Gm /GX /ZI /Od /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /GZ /c +# ADD CPP /nologo /MTd /W3 /Gm /GX /ZI /Od /I "../../extern/" /I "../../../../lib/windows/string/include" /I "../../../../lib/windows/ghost/include" /I "../../../../lib/windows/moto/include" /I "../../../../lib/windows/memutil/include" /I "../../../../lib/windows/container/include" /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /GZ /c +# ADD BASE RSC /l 0x413 /d "_DEBUG" +# ADD RSC /l 0x413 /d "_DEBUG" +BSC32=bscmake.exe +# ADD BASE BSC32 /nologo +# ADD BSC32 /nologo +LINK32=link.exe +# ADD BASE LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /subsystem:console /debug /machine:I386 /pdbtype:sept +# ADD LINK32 glu32.lib opengl32.lib user32.lib gdi32.lib /nologo /subsystem:console /debug /machine:I386 /pdbtype:sept /libpath:"..\..\..\..\lib\windows\glut-3.7\lib\\" + +!ENDIF + +# Begin Target + +# Name "BSP_GhostTest - Win32 Release" +# Name "BSP_GhostTest - Win32 Debug" +# Begin Source File + +SOURCE=.\BSP_GhostTest3D.cpp +# End Source File +# Begin Source File + +SOURCE=.\BSP_GhostTest3D.h +# End Source File +# Begin Source File + +SOURCE=.\BSP_MeshDrawer.cpp +# End Source File +# Begin Source File + +SOURCE=.\BSP_MeshDrawer.h +# End Source File +# Begin Source File + +SOURCE=.\BSP_PlyLoader.cpp +# End Source File +# Begin Source File + +SOURCE=.\BSP_PlyLoader.h +# End Source File +# Begin Source File + +SOURCE=.\BSP_TMesh.cpp +# End Source File +# Begin Source File + +SOURCE=.\BSP_TMesh.h +# End Source File +# Begin Source File + +SOURCE=.\main.cpp +# End Source File +# Begin Source File + +SOURCE=.\ply.h +# End Source File +# Begin Source File + +SOURCE=.\plyfile.c +# End Source File +# End Target +# End Project diff --git a/intern/bsp/test/BSP_GhostTest/BSP_GhostTest.dsw b/intern/bsp/test/BSP_GhostTest/BSP_GhostTest.dsw new file mode 100755 index 00000000000..802fba84bef --- /dev/null +++ b/intern/bsp/test/BSP_GhostTest/BSP_GhostTest.dsw @@ -0,0 +1,125 @@ +Microsoft Developer Studio Workspace File, Format Version 6.00 +# WARNING: DO NOT EDIT OR DELETE THIS WORKSPACE FILE! + +############################################################################### + +Project: "BSP_GhostTest"=.\BSP_GhostTest.dsp - Package Owner=<4> + +Package=<5> +{{{ +}}} + +Package=<4> +{{{ + Begin Project Dependency + Project_Dep_Name bsplib + End Project Dependency + Begin Project Dependency + Project_Dep_Name ghost + End Project Dependency + Begin Project Dependency + Project_Dep_Name string + End Project Dependency + Begin Project Dependency + Project_Dep_Name MoTo + End Project Dependency +}}} + +############################################################################### + +Project: "MoTo"=..\..\..\moto\make\msvc_6_0\MoTo.dsp - Package Owner=<4> + +Package=<5> +{{{ +}}} + +Package=<4> +{{{ +}}} + +############################################################################### + +Project: "bsplib"=..\..\make\msvc6_0\bsplib.dsp - Package Owner=<4> + +Package=<5> +{{{ +}}} + +Package=<4> +{{{ + Begin Project Dependency + Project_Dep_Name container + End Project Dependency + Begin Project Dependency + Project_Dep_Name memutil + End Project Dependency + Begin Project Dependency + Project_Dep_Name MoTo + End Project Dependency +}}} + +############################################################################### + +Project: "container"=..\..\..\container\make\msvc_6_0\container.dsp - Package Owner=<4> + +Package=<5> +{{{ +}}} + +Package=<4> +{{{ + Begin Project Dependency + Project_Dep_Name memutil + End Project Dependency +}}} + +############################################################################### + +Project: "ghost"=..\..\..\ghost\make\msvc\ghost.dsp - Package Owner=<4> + +Package=<5> +{{{ +}}} + +Package=<4> +{{{ +}}} + +############################################################################### + +Project: "memutil"=..\..\..\memutil\make\msvc_60\memutil.dsp - Package Owner=<4> + +Package=<5> +{{{ +}}} + +Package=<4> +{{{ +}}} + +############################################################################### + +Project: "string"=..\..\..\string\make\msvc_6_0\string.dsp - Package Owner=<4> + +Package=<5> +{{{ +}}} + +Package=<4> +{{{ +}}} + +############################################################################### + +Global: + +Package=<5> +{{{ +}}} + +Package=<3> +{{{ +}}} + +############################################################################### + diff --git a/intern/bsp/test/BSP_GhostTest/BSP_GhostTest3D.cpp b/intern/bsp/test/BSP_GhostTest/BSP_GhostTest3D.cpp new file mode 100755 index 00000000000..92e5198f139 --- /dev/null +++ b/intern/bsp/test/BSP_GhostTest/BSP_GhostTest3D.cpp @@ -0,0 +1,656 @@ +/** + * $Id$ + * ***** BEGIN GPL/BL DUAL LICENSE BLOCK ***** + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. The Blender + * Foundation also sells licenses for use in proprietary software under + * the Blender License. See http://www.blender.org/BL/ for information + * about this. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software Foundation, + * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV. + * All rights reserved. + * + * The Original Code is: all of this file. + * + * Contributor(s): none yet. + * + * ***** END GPL/BL DUAL LICENSE BLOCK ***** + */ + +/** + +* $Id$ +* Copyright (C) 2001 NaN Technologies B.V. +*/ + +#if defined(WIN32) || defined(__APPLE__) +# ifdef WIN32 +# include <windows.h> +# include <GL/gl.h> +# include <GL/glu.h> +# else // WIN32 +# include <AGL/gl.h> +# endif // WIN32 +#else // defined(WIN32) || defined(__APPLE__) +# include <GL/gl.h> +# include <GL/glu.h> +#endif // defined(WIN32) || defined(__APPLE__) + + +#include "BSP_GhostTest3D.h" +#include "BSP_MeshDrawer.h" + +#include "GHOST_ISystem.h" +#include "GHOST_IWindow.h" + +#include "MT_Quaternion.h" +#include "MT_Transform.h" +#include "CSG_BooleanOps.h" + +#include <iostream> + + +using namespace std; + + +BSP_GhostTestApp3D:: +BSP_GhostTestApp3D( +) : + m_window(NULL), + m_system(NULL), + m_finish_me_off(false), + m_current_object(0) +{ + //nothing to do; +} + + void +BSP_GhostTestApp3D:: +SetMesh( + MEM_SmartPtr<BSP_TMesh> mesh +){ + m_meshes.push_back(mesh); + + BSP_RotationSetting rotation_setting; + BSP_TranslationSetting translation_setting; + + rotation_setting.m_angle_x = MT_Scalar(0); + rotation_setting.m_angle_y = MT_Scalar(0); + rotation_setting.m_moving = false; + rotation_setting.x_old = 0; + rotation_setting.y_old = 0; + + translation_setting.m_t_x = MT_Scalar(0); + translation_setting.m_t_y = MT_Scalar(0); + translation_setting.m_t_z = MT_Scalar(0); + translation_setting.m_moving = false; + translation_setting.x_old = 0; + translation_setting.y_old = 0; + + m_rotation_settings.push_back(rotation_setting); + m_translation_settings.push_back(translation_setting); + m_render_modes.push_back(e_wireframe_shaded); + m_scale_settings.push_back(MT_Scalar(1)); + +} + + void +BSP_GhostTestApp3D:: +Swap( + int i +){ + + if (!m_rotation_settings[i].m_moving && !m_translation_settings[i].m_moving) { + swap(m_meshes[i],m_meshes.back()); + swap(m_rotation_settings[i],m_rotation_settings.back()); + swap(m_translation_settings[i],m_translation_settings.back()); + swap(m_scale_settings[i],m_scale_settings.back()); + swap(m_render_modes[i],m_render_modes.back()); + } +} + + + + + + + MT_Transform +BSP_GhostTestApp3D:: +GetTransform( + int i +){ + + MT_Quaternion q_ax(MT_Vector3(0,1,0),m_rotation_settings[i].m_angle_x); + MT_Quaternion q_ay(MT_Vector3(1,0,0),m_rotation_settings[i].m_angle_y); + + MT_Point3 tr( + m_translation_settings[i].m_t_x, + m_translation_settings[i].m_t_y, + m_translation_settings[i].m_t_z + ); + + + MT_Matrix3x3 rotx(q_ax); + MT_Matrix3x3 roty(q_ay); + + MT_Matrix3x3 rot = rotx * roty; + + MT_Transform trans(tr,rot); + + MT_Transform scalet; + scalet.setIdentity(); + scalet.scale(m_scale_settings[i],m_scale_settings[i],m_scale_settings[i]); + + return trans * scalet; +} + + void +BSP_GhostTestApp3D:: +Operate( + int type +){ + + CSG_VertexIteratorDescriptor * vA = VertexIt_Construct(m_meshes[0],GetTransform(0)); + CSG_FaceIteratorDescriptor * fA = FaceIt_Construct(m_meshes[0]); + + CSG_VertexIteratorDescriptor * vB = VertexIt_Construct(m_meshes[1],GetTransform(1)); + CSG_FaceIteratorDescriptor * fB = FaceIt_Construct(m_meshes[1]); + + // describe properties. + + CSG_MeshPropertyDescriptor props; + props.mesh_property_flags = 0; + props.user_data_size = 0; + + CSG_BooleanOperation * op = CSG_NewBooleanFunction(); + props = CSG_DescibeOperands(op,props,props); + + CSG_PerformBooleanOperation(op,CSG_OperationType(type), + *fA,*vA,*fB,*vB + ); + + CSG_FaceIteratorDescriptor * out_f = CSG_OutputFaceDescriptor(op); + CSG_VertexIteratorDescriptor * out_v = CSG_OutputVertexDescriptor(op); + + MEM_SmartPtr<BSP_TMesh> new_mesh (BuildMesh(props,*out_f,*out_v)); + + // free stuff + + CSG_FreeVertexDescriptor(out_v); + CSG_FreeFaceDescriptor(out_f); + CSG_FreeBooleanOperation(op); + + op = NULL; + SetMesh(new_mesh); +} + + + void +BSP_GhostTestApp3D:: +UpdateFrame( +){ +if (m_window) { + + GHOST_Rect v_rect; + m_window->getClientBounds(v_rect); + + glViewport(0,0,v_rect.getWidth(),v_rect.getHeight()); + +} +} + + +MT_Vector3 +BSP_GhostTestApp3D:: +UnProject( + const MT_Vector3 & vec +) { + + GLint viewport[4]; + GLdouble mvmatrix[16],projmatrix[16]; + + glGetIntegerv(GL_VIEWPORT,viewport); + glGetDoublev(GL_MODELVIEW_MATRIX,mvmatrix); + glGetDoublev(GL_PROJECTION_MATRIX,projmatrix); + + GLdouble realy = viewport[3] - vec.y() - 1; + GLdouble outx,outy,outz; + + gluUnProject(vec.x(),realy,vec.z(),mvmatrix,projmatrix,viewport,&outx,&outy,&outz); + + return MT_Vector3(outx,outy,outz); +} + + + bool +BSP_GhostTestApp3D:: +InitApp( +){ + + // create a system and window with opengl + // rendering context. + + GHOST_TSuccess success = GHOST_ISystem::createSystem(); + if (success == GHOST_kFailure) return false; + + m_system = GHOST_ISystem::getSystem(); + if (m_system == NULL) return false; + + m_system->addEventConsumer(this); + + m_window = m_system->createWindow( + "GHOST crud3D!", + 100,100,640,480,GHOST_kWindowStateNormal, + GHOST_kDrawingContextTypeOpenGL + ); + + if ( + m_window == NULL + ) { + m_system = NULL; + GHOST_ISystem::disposeSystem(); + return false; + } + + // make an opengl frustum for this wind + + MT_Vector3 min,max; + + min = m_meshes[0]->m_min; + max = m_meshes[0]->m_max; + InitOpenGl(min,max); + + return true; +} + + void +BSP_GhostTestApp3D:: +Run( +){ + if (m_system == NULL) { + return; + } + + while (!m_finish_me_off) { + m_system->processEvents(true); + m_system->dispatchEvents(); + }; +} + + bool +BSP_GhostTestApp3D:: +processEvent( + GHOST_IEvent* event +){ + + bool handled = false; + + switch(event->getType()) { + case GHOST_kEventWindowSize: + case GHOST_kEventWindowActivate: + UpdateFrame(); + case GHOST_kEventWindowUpdate: + DrawPolies(); + handled = true; + break; + case GHOST_kEventButtonDown: + { + int x,y; + m_system->getCursorPosition(x,y); + + int wx,wy; + m_window->screenToClient(x,y,wx,wy); + + GHOST_TButtonMask button = + static_cast<GHOST_TEventButtonData *>(event->getData())->button; + + if (button == GHOST_kButtonMaskLeft) { + m_rotation_settings[m_current_object].m_moving = true; + m_rotation_settings[m_current_object].x_old = x; + m_rotation_settings[m_current_object].y_old = y; + } else + if (button == GHOST_kButtonMaskRight) { + m_translation_settings[m_current_object].m_moving = true; + m_translation_settings[m_current_object].x_old = x; + m_translation_settings[m_current_object].y_old = y; + } else + + m_window->invalidate(); + handled = true; + break; + + } + + case GHOST_kEventButtonUp: + { + + GHOST_TButtonMask button = + static_cast<GHOST_TEventButtonData *>(event->getData())->button; + + if (button == GHOST_kButtonMaskLeft) { + m_rotation_settings[m_current_object].m_moving = false; + m_rotation_settings[m_current_object].x_old = 0; + m_rotation_settings[m_current_object].y_old = 0; + } else + if (button == GHOST_kButtonMaskRight) { + m_translation_settings[m_current_object].m_moving = false; + m_translation_settings[m_current_object].x_old; + m_translation_settings[m_current_object].y_old; + + } + m_window->invalidate(); + handled = true; + break; + + } + + case GHOST_kEventCursorMove: + { + int x,y; + m_system->getCursorPosition(x,y); + int wx,wy; + m_window->screenToClient(x,y,wx,wy); + + if (m_rotation_settings[m_current_object].m_moving) { + m_rotation_settings[m_current_object].m_angle_x = MT_Scalar(wx)/20; + m_rotation_settings[m_current_object].x_old = wx; + m_rotation_settings[m_current_object].m_angle_y = MT_Scalar(wy)/20; + m_rotation_settings[m_current_object].y_old = wy; + + m_window->invalidate(); + } + if (m_translation_settings[m_current_object].m_moving) { + + // project current objects bounding box centre into screen space. + // unproject mouse point into object space using z-value from + // projected bounding box centre. + + GHOST_Rect bounds; + m_window->getClientBounds(bounds); + + int w_h = bounds.getWidth(); + + y = w_h - wy; + + double mvmatrix[16]; + double projmatrix[16]; + GLint viewport[4]; + + double px, py, pz,sz; + + /* Get the matrices needed for gluUnProject */ + glGetIntegerv(GL_VIEWPORT, viewport); + glGetDoublev(GL_MODELVIEW_MATRIX, mvmatrix); + glGetDoublev(GL_PROJECTION_MATRIX, projmatrix); + + // work out the position of the end effector in screen space + + GLdouble ex,ey,ez; + + MT_Vector3 bbox_min, bbox_max; + + bbox_min = m_meshes[0]->m_min; + bbox_max = m_meshes[0]->m_max; + + MT_Vector3 bbox_centre = (bbox_min + bbox_max)/2; + + ex = bbox_centre.x(); + ey = bbox_centre.y(); + ez = bbox_centre.z(); + + gluProject(ex, ey, ez, mvmatrix, projmatrix, viewport, &px, &py, &sz); + gluUnProject((GLdouble) x, (GLdouble) y, sz, mvmatrix, projmatrix, viewport, &px, &py, &pz); + + m_translation_settings[m_current_object].m_t_x = px; + m_translation_settings[m_current_object].m_t_y = py; + m_translation_settings[m_current_object].m_t_z = pz; + m_window->invalidate(); + + } + + handled = true; + break; + } + + case GHOST_kEventKeyDown : + { + GHOST_TEventKeyData *kd = + static_cast<GHOST_TEventKeyData *>(event->getData()); + + + switch(kd->key) { + case GHOST_kKeyI: + { + // now intersect meshes. + Operate(e_csg_intersection); + handled = true; + m_window->invalidate(); + break; + } + case GHOST_kKeyU: + { + Operate(e_csg_union); + handled = true; + m_window->invalidate(); + break; + } + case GHOST_kKeyD: + { + Operate(e_csg_difference); + handled = true; + m_window->invalidate(); + break; + } + + case GHOST_kKeyA: + { + + m_scale_settings[m_current_object] *= 1.1; + handled = true; + m_window->invalidate(); + break; + } + case GHOST_kKeyZ: + { + m_scale_settings[m_current_object] *= 0.8; + + handled = true; + m_window->invalidate(); + break; + } + + case GHOST_kKeyR: + + m_render_modes[m_current_object]++; + + if (m_render_modes[m_current_object] > e_last_render_mode) { + m_render_modes[m_current_object] = e_first_render_mode; + } + + handled = true; + m_window->invalidate(); + break; + + + + case GHOST_kKeyB: + handled = true; + m_window->invalidate(); + break; + + case GHOST_kKeyQ: + m_finish_me_off = true; + handled = true; + break; + + case GHOST_kKeyS: + Swap(m_current_object); + m_window->invalidate(); + handled = true; + break; + + case GHOST_kKeySpace: + + // increment the current object only if the object is not being + // manipulated. + if (! (m_rotation_settings[m_current_object].m_moving || m_translation_settings[m_current_object].m_moving)) { + m_current_object ++; + if (m_current_object >= m_meshes.size()) { + m_current_object = 0; + } + } + m_window->invalidate(); + + + handled = true; + break; + default : + break; + } + } + + default : + break; + } + + return handled; + +}; + +BSP_GhostTestApp3D:: +~BSP_GhostTestApp3D( +){ + + if (m_window) { + m_system->disposeWindow(m_window); + m_window = NULL; + GHOST_ISystem::disposeSystem(); + m_system = NULL; + } +}; + + void +BSP_GhostTestApp3D:: +DrawPolies( +){ + glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); + + for (int i = 0; i < m_meshes.size(); ++i) { + + MT_Transform trans = GetTransform(i); + + float opengl_mat[16]; + trans.getValue(opengl_mat); + + opengl_mat[14] -= 30; + + glPushMatrix(); + glLoadMatrixf(opengl_mat); + + MT_Vector3 color(1.0,1.0,1.0); + + if (i == m_current_object) { + color = MT_Vector3(1.0,0,0); + } + + BSP_MeshDrawer::DrawMesh(m_meshes[i].Ref(),m_render_modes[i]); + + glPopMatrix(); + } + + m_window->swapBuffers(); +} + + void +BSP_GhostTestApp3D:: +InitOpenGl( + const MT_Vector3 &min, + const MT_Vector3 &max +){ + + GLfloat light_diffuse0[] = {1.0, 0.0, 0.0, 0.5}; /* Red diffuse light. */ + GLfloat light_position0[] = {1.0, 1.0, 1.0, 0.0}; /* Infinite light location. */ + + GLfloat light_diffuse1[] = {1.0, 1.0, 1.0, 0.5}; /* Red diffuse light. */ + GLfloat light_position1[] = {1.0, 0, 0, 0.0}; /* Infinite light location. */ + + /* Enable a single OpenGL light. */ + glLightfv(GL_LIGHT0, GL_DIFFUSE, light_diffuse0); + glLightfv(GL_LIGHT0, GL_POSITION, light_position0); + + glLightfv(GL_LIGHT1, GL_DIFFUSE, light_diffuse1); + glLightfv(GL_LIGHT1, GL_POSITION, light_position1); + + glEnable(GL_LIGHT0); + glEnable(GL_LIGHT1); + glEnable(GL_LIGHTING); + + // make sure there is no back face culling. +// glDisable(GL_CULL_FACE); + + + // use two sided lighting model + + glLightModeli(GL_LIGHT_MODEL_TWO_SIDE,GL_TRUE); + + /* Use depth buffering for hidden surface elimination. */ + glEnable(GL_DEPTH_TEST); + + /* Setup the view of the cube. */ + glMatrixMode(GL_PROJECTION); + + // centre of the box + 3* depth of box + + MT_Vector3 centre = (min + max) * 0.5; + MT_Vector3 diag = max - min; + + float depth = diag.length(); + float distance = 5; + + gluPerspective( + /* field of view in degree */ 40.0, + /* aspect ratio */ 1.0, + /* Z near */ 1.0, + /* Z far */ distance * depth * 2 + ); + glMatrixMode(GL_MODELVIEW); + + gluLookAt( + centre.x(), centre.y(), centre.z() + distance*depth, //eye + centre.x(), centre.y(), centre.z(), //centre + 0.0, 1.0, 0.); /* up is in positive Y direction */ + +} + + + + + + + + + + + + + + + + + + + + + diff --git a/intern/bsp/test/BSP_GhostTest/BSP_GhostTest3D.h b/intern/bsp/test/BSP_GhostTest/BSP_GhostTest3D.h new file mode 100755 index 00000000000..086ee42b903 --- /dev/null +++ b/intern/bsp/test/BSP_GhostTest/BSP_GhostTest3D.h @@ -0,0 +1,165 @@ +/** + * $Id$ + * ***** BEGIN GPL/BL DUAL LICENSE BLOCK ***** + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. The Blender + * Foundation also sells licenses for use in proprietary software under + * the Blender License. See http://www.blender.org/BL/ for information + * about this. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software Foundation, + * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV. + * All rights reserved. + * + * The Original Code is: all of this file. + * + * Contributor(s): none yet. + * + * ***** END GPL/BL DUAL LICENSE BLOCK ***** + */ + +#ifndef BSP_GhostTest_h + +#define BSP_GhostTest_h + + + +#include "GHOST_IEventConsumer.h" +#include "MT_Vector3.h" +#include "BSP_TMesh.h" +#include "BSP_MeshDrawer.h" + +#include <vector> + +class GHOST_IWindow; +class GHOST_ISystem; + + +class BSP_GhostTestApp3D : +public GHOST_IEventConsumer +{ +public : + // Construct an instance of the application; + + BSP_GhostTestApp3D( + ); + + // initialize the applicaton + + bool + InitApp( + ); + + // Run the application untill internal return. + void + Run( + ); + + ~BSP_GhostTestApp3D( + ); + + void + SetMesh( + MEM_SmartPtr<BSP_TMesh> mesh + ); + +private : + + struct BSP_RotationSetting { + MT_Scalar m_angle_x; + MT_Scalar m_angle_y; + int x_old; + int y_old; + bool m_moving; + }; + + struct BSP_TranslationSetting { + MT_Scalar m_t_x; + MT_Scalar m_t_y; + MT_Scalar m_t_z; + int x_old; + int y_old; + bool m_moving; + }; + + // Return the transform of object i + + MT_Transform + GetTransform( + int active_object + ); + + // Perform an operation between the first two objects in the + // list + + void + Operate( + int type + ); + + // Swap mesh i and settings with the last mesh in list. + + void + Swap( + int i + ); + + void + DrawPolies( + ); + + void + UpdateFrame( + ); + + MT_Vector3 + UnProject( + const MT_Vector3 & vec + ); + + // Create a frustum and projection matrix to + // look at the bounding box + + void + InitOpenGl( + const MT_Vector3 &min, + const MT_Vector3 &max + ); + + + // inherited from GHOST_IEventConsumer + bool + processEvent( + GHOST_IEvent* event + ); + + GHOST_IWindow *m_window; + GHOST_ISystem *m_system; + + bool m_finish_me_off; + + // List of current meshes. + std::vector< MEM_SmartPtr<BSP_TMesh> > m_meshes; + + std::vector< BSP_RotationSetting> m_rotation_settings; + std::vector< BSP_TranslationSetting> m_translation_settings; + std::vector< MT_Scalar> m_scale_settings; + std::vector< int> m_render_modes; + + int m_current_object; + + +}; + +#endif
\ No newline at end of file diff --git a/intern/bsp/test/BSP_GhostTest/BSP_MeshDrawer.cpp b/intern/bsp/test/BSP_GhostTest/BSP_MeshDrawer.cpp new file mode 100755 index 00000000000..9df6d166263 --- /dev/null +++ b/intern/bsp/test/BSP_GhostTest/BSP_MeshDrawer.cpp @@ -0,0 +1,160 @@ +/** + * $Id$ + * ***** BEGIN GPL/BL DUAL LICENSE BLOCK ***** + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. The Blender + * Foundation also sells licenses for use in proprietary software under + * the Blender License. See http://www.blender.org/BL/ for information + * about this. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software Foundation, + * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV. + * All rights reserved. + * + * The Original Code is: all of this file. + * + * Contributor(s): none yet. + * + * ***** END GPL/BL DUAL LICENSE BLOCK ***** + */ + +#include "BSP_MeshDrawer.h" + +#include "BSP_TMesh.h" + +#if defined(WIN32) || defined(__APPLE__) +# ifdef WIN32 +# include <windows.h> +# include <GL/gl.h> +# include <GL/glu.h> +# else // WIN32 +# include <AGL/gl.h> +# endif // WIN32 +#else // defined(WIN32) || defined(__APPLE__) +# include <GL/gl.h> +# include <GL/glu.h> +#endif // defined(WIN32) || defined(__APPLE__) + +#include <vector> + +using namespace std; + + void +BSP_MeshDrawer:: +DrawMesh( + BSP_TMesh &mesh, + int render_mode +){ + + + if (render_mode == e_none) return; + + // decompose polygons into triangles. + + glEnable(GL_LIGHTING); + + + if (render_mode == e_wireframe || render_mode == e_wireframe_shaded) { + + glColor3f(0.0, 0.0, 0.0); + + if (render_mode == e_wireframe) { + glDisable(GL_LIGHTING); + } else { + glEnable(GL_LIGHTING); + } + + glPolygonMode(GL_FRONT_AND_BACK, GL_FILL); + + glEnable(GL_POLYGON_OFFSET_FILL); + glPolygonOffset(1.0,1.0); + + glBegin(GL_TRIANGLES); + DrawPolies(mesh); + glEnd(); + + glColor3f(1.0, 1.0, 1.0); + glDisable(GL_LIGHTING); + glDisable(GL_POLYGON_OFFSET_FILL); + glPolygonMode(GL_FRONT_AND_BACK, GL_LINE); + + glBegin(GL_TRIANGLES); + DrawPolies(mesh); + glEnd(); + glPolygonMode(GL_FRONT_AND_BACK, GL_FILL); + } else { + + glEnable(GL_LIGHTING); + + glBegin(GL_TRIANGLES); + DrawPolies(mesh); + glEnd(); + } + + +} + + + void +BSP_MeshDrawer:: +DrawPolies( + BSP_TMesh &mesh +){ + + const vector<BSP_TVertex> & verts = mesh.VertexSet(); + const vector<BSP_TFace> &faces = mesh.FaceSet(); + + // just draw the edges for now. + + vector<BSP_TVertex>::const_iterator vertex_it = verts.begin(); + + + vector<BSP_TFace>::const_iterator faces_it = faces.begin(); + vector<BSP_TFace>::const_iterator faces_end = faces.end(); + + for (;faces_it != faces_end; ++faces_it ){ + + glNormal3f( + faces_it->m_normal.x(), + faces_it->m_normal.y(), + faces_it->m_normal.z() + ); + + glVertex3f( + verts[faces_it->m_verts[0]].m_pos.x(), + verts[faces_it->m_verts[0]].m_pos.y(), + verts[faces_it->m_verts[0]].m_pos.z() + ); + glVertex3f( + verts[faces_it->m_verts[1]].m_pos.x(), + verts[faces_it->m_verts[1]].m_pos.y(), + verts[faces_it->m_verts[1]].m_pos.z() + ); + glVertex3f( + verts[faces_it->m_verts[2]].m_pos.x(), + verts[faces_it->m_verts[2]].m_pos.y(), + verts[faces_it->m_verts[2]].m_pos.z() + ); + } +} + + + + + + + + + + diff --git a/intern/bsp/test/BSP_GhostTest/BSP_MeshDrawer.h b/intern/bsp/test/BSP_GhostTest/BSP_MeshDrawer.h new file mode 100755 index 00000000000..427c6a34f4d --- /dev/null +++ b/intern/bsp/test/BSP_GhostTest/BSP_MeshDrawer.h @@ -0,0 +1,77 @@ +/** + * $Id$ + * ***** BEGIN GPL/BL DUAL LICENSE BLOCK ***** + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. The Blender + * Foundation also sells licenses for use in proprietary software under + * the Blender License. See http://www.blender.org/BL/ for information + * about this. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software Foundation, + * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV. + * All rights reserved. + * + * The Original Code is: all of this file. + * + * Contributor(s): none yet. + * + * ***** END GPL/BL DUAL LICENSE BLOCK ***** + */ + +#ifndef BSP_MeshDrawer_h + +#define BSP_MeshDrawer_h + + + +class BSP_TMesh; +class MT_Vector3; + +enum BSP_TRenderMode { + e_shaded, + e_none, + e_wireframe, + e_wireframe_shaded, + e_first_render_mode = e_shaded, + e_last_render_mode = e_wireframe_shaded +}; + +class BSP_MeshDrawer +{ +public : + static + void + DrawMesh( + BSP_TMesh &mesh, + int render_mode + ); + +private : + + static + void + DrawPolies( + BSP_TMesh &mesh + ); + + + BSP_MeshDrawer( + ); + + ~BSP_MeshDrawer( + ); + +}; + +#endif
\ No newline at end of file diff --git a/intern/bsp/test/BSP_GhostTest/BSP_PlyLoader.cpp b/intern/bsp/test/BSP_GhostTest/BSP_PlyLoader.cpp new file mode 100755 index 00000000000..aa7dfbc3818 --- /dev/null +++ b/intern/bsp/test/BSP_GhostTest/BSP_PlyLoader.cpp @@ -0,0 +1,196 @@ +/** + * $Id$ + * ***** BEGIN GPL/BL DUAL LICENSE BLOCK ***** + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. The Blender + * Foundation also sells licenses for use in proprietary software under + * the Blender License. See http://www.blender.org/BL/ for information + * about this. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software Foundation, + * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV. + * All rights reserved. + * + * The Original Code is: all of this file. + * + * Contributor(s): none yet. + * + * ***** END GPL/BL DUAL LICENSE BLOCK ***** + */ + +#include "BSP_PlyLoader.h" + +#include "MT_Vector3.h" +#include "ply.h" + +struct LoadVertex { + float x,y,z; /* the usual 3-space position of a vertex */ +}; + +struct LoadFace { + unsigned char intensity; /* this user attaches intensity to faces */ + unsigned char nverts; /* number of vertex indices in list */ + int *verts; /* vertex index list */ +}; + + + MEM_SmartPtr<BSP_TMesh> +BSP_PlyLoader:: +NewMeshFromFile( + char * file_name, + MT_Vector3 &min, + MT_Vector3 &max + +) { + + min = MT_Vector3(MT_INFINITY,MT_INFINITY,MT_INFINITY); + max = MT_Vector3(-MT_INFINITY,-MT_INFINITY,-MT_INFINITY); + + PlyProperty vert_props[] = { /* list of property information for a vertex */ + {"x", PLY_FLOAT, PLY_FLOAT, offsetof(LoadVertex,x), 0, 0, 0, 0}, + {"y", PLY_FLOAT, PLY_FLOAT, offsetof(LoadVertex,y), 0, 0, 0, 0}, + {"z", PLY_FLOAT, PLY_FLOAT, offsetof(LoadVertex,z), 0, 0, 0, 0}, + }; + + PlyProperty face_props[] = { /* list of property information for a vertex */ + {"vertex_indices", PLY_INT, PLY_INT, offsetof(LoadFace,verts), + 1, PLY_UCHAR, PLY_UCHAR, offsetof(LoadFace,nverts)}, + }; + + MEM_SmartPtr<BSP_TMesh> mesh = new BSP_TMesh; + + if (mesh == NULL) return NULL; + + int i,j; + PlyFile *ply; + int nelems; + char **elist; + int file_type; + float version; + int nprops; + int num_elems; + PlyProperty **plist; + + char *elem_name; + + LoadVertex load_vertex; + LoadFace load_face; + + /* open a PLY file for reading */ + ply = ply_open_for_reading( + file_name, + &nelems, + &elist, + &file_type, + &version + ); + + if (ply == NULL) return NULL; + + /* go through each kind of element that we learned is in the file */ + /* and read them */ + + for (i = 0; i < nelems; i++) { + + /* get the description of the first element */ + + elem_name = elist[i]; + plist = ply_get_element_description (ply, elem_name, &num_elems, &nprops); + + /* print the name of the element, for debugging */ + + /* if we're on vertex elements, read them in */ + + if (equal_strings ("vertex", elem_name)) { + + /* set up for getting vertex elements */ + + ply_get_property (ply, elem_name, &vert_props[0]); + ply_get_property (ply, elem_name, &vert_props[1]); + ply_get_property (ply, elem_name, &vert_props[2]); + + // make some memory for the vertices + mesh->VertexSet().reserve(num_elems); + + /* grab all the vertex elements */ + for (j = 0; j < num_elems; j++) { + + /* grab and element from the file */ + ply_get_element (ply, (void *)&load_vertex); + // pass the vertex into the mesh builder. + + if (load_vertex.x < min.x()) { + min.x() = load_vertex.x; + } else + if (load_vertex.x > max.x()) { + max.x()= load_vertex.x; + } + + if (load_vertex.y < min.y()) { + min.y() = load_vertex.y; + } else + if (load_vertex.y > max.y()) { + max.y()= load_vertex.y; + } + + if (load_vertex.z < min.z()) { + min.z() = load_vertex.z; + } else + if (load_vertex.z > max.z()) { + max.z()= load_vertex.z; + } + + BSP_TVertex my_vert; + my_vert.m_pos = MT_Vector3(load_vertex.x,load_vertex.y,load_vertex.z); + mesh->VertexSet().push_back(my_vert); + } + + + } + + /* if we're on face elements, read them in */ + if (equal_strings ("face", elem_name)) { + + /* set up for getting face elements */ + + ply_get_property (ply, elem_name, &face_props[0]); + + /* grab all the face elements */ + for (j = 0; j < num_elems; j++) { + + ply_get_element (ply, (void *)&load_face); + + int v; + for (v = 2; v< load_face.nverts; v++) { + + BSP_TFace f; + + f.m_verts[0] = load_face.verts[0]; + f.m_verts[1] = load_face.verts[v-1]; + f.m_verts[2] = load_face.verts[v]; + + mesh->BuildNormal(f); + mesh->FaceSet().push_back(f); + } + // free up the memory this pile of shit used to allocate the polygon's vertices + free (load_face.verts); + } + + } + } + /* close the PLY file */ + ply_close (ply); + + return mesh; +}
\ No newline at end of file diff --git a/intern/bsp/test/BSP_GhostTest/BSP_PlyLoader.h b/intern/bsp/test/BSP_GhostTest/BSP_PlyLoader.h new file mode 100755 index 00000000000..5f7a793267e --- /dev/null +++ b/intern/bsp/test/BSP_GhostTest/BSP_PlyLoader.h @@ -0,0 +1,64 @@ +/** + * $Id$ + * ***** BEGIN GPL/BL DUAL LICENSE BLOCK ***** + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. The Blender + * Foundation also sells licenses for use in proprietary software under + * the Blender License. See http://www.blender.org/BL/ for information + * about this. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software Foundation, + * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV. + * All rights reserved. + * + * The Original Code is: all of this file. + * + * Contributor(s): none yet. + * + * ***** END GPL/BL DUAL LICENSE BLOCK ***** + */ + +#ifndef BSP_PlyLoader_h + +#define BSP_PlyLoader_h + +#include "MEM_SmartPtr.h" +#include "BSP_TMesh.h" + +class BSP_PlyLoader { +public : + + static + MEM_SmartPtr<BSP_TMesh> + NewMeshFromFile( + char * file_name, + MT_Vector3 &min, + MT_Vector3 &max + ); + + +private : + + // unimplemented - not for instantiation. + + BSP_PlyLoader( + ); + + ~BSP_PlyLoader( + ); +}; + + + +#endif
\ No newline at end of file diff --git a/intern/bsp/test/BSP_GhostTest/BSP_TMesh.h b/intern/bsp/test/BSP_GhostTest/BSP_TMesh.h new file mode 100755 index 00000000000..d2429cd3330 --- /dev/null +++ b/intern/bsp/test/BSP_GhostTest/BSP_TMesh.h @@ -0,0 +1,354 @@ +/** + * $Id$ + * ***** BEGIN GPL/BL DUAL LICENSE BLOCK ***** + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. The Blender + * Foundation also sells licenses for use in proprietary software under + * the Blender License. See http://www.blender.org/BL/ for information + * about this. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software Foundation, + * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV. + * All rights reserved. + * + * The Original Code is: all of this file. + * + * Contributor(s): none yet. + * + * ***** END GPL/BL DUAL LICENSE BLOCK ***** + */ + +#ifndef BSP_TMesh_h + +#define BSP_TMesh_h + +#include "MT_Point3.h" +#include "MT_Vector3.h" +#include "MT_Transform.h" + +#include "MEM_SmartPtr.h" + +#include <vector> + +#include "CSG_BooleanOps.h" + +/** + * A very basic test mesh. + */ + +struct BSP_TVertex { + MT_Point3 m_pos; +}; + +struct BSP_TFace { + int m_verts[3]; + MT_Vector3 m_normal; +}; + + +class BSP_TMesh { +public : + + std::vector<BSP_TVertex> m_verts; + std::vector<BSP_TFace> m_faces; + + MT_Vector3 m_min,m_max; + + std::vector<BSP_TVertex> & + VertexSet( + ){ + return m_verts; + } + + std::vector<BSP_TFace> & + FaceSet( + ) { + return m_faces; + } + + void + AddFace( + int *verts, + int num_verts + ); + + void + BuildNormal( + BSP_TFace & f + ) const ; + +}; + + + +/** + * some iterator functions to describe the mesh to the BSP module. + */ + +/** + * This class defines 2 C style iterators over a CSG mesh, one for + * vertices and 1 for faces. They conform to the iterator interface + * defined in CSG_BooleanOps.h + */ + +struct VertexIt { + BSP_TMesh * mesh; + BSP_TVertex * pos; + MT_Transform trans; +}; + + +static + void +VertexIt_Destruct( + CSG_VertexIteratorDescriptor * iterator +) { + delete ((VertexIt *)(iterator->it)); + iterator->it = NULL; + delete(iterator); +}; + + +static + int +VertexIt_Done( + CSG_IteratorPtr it +) { + // assume CSG_IteratorPtr is of the correct type. + VertexIt * vertex_it = (VertexIt *)it; + + if (vertex_it->pos < vertex_it->mesh->VertexSet().end()) return 0; + return 1; +}; + +static + void +VertexIt_Fill( + CSG_IteratorPtr it, + CSG_IVertex *vert +) { + // assume CSG_IteratorPtr is of the correct type. + VertexIt * vertex_it = (VertexIt *)it; + + MT_Point3 p = vertex_it->pos->m_pos; + p = vertex_it->trans * p; + + p.getValue(vert->position); +}; + +static + void +VertexIt_Step( + CSG_IteratorPtr it +) { + // assume CSG_IteratorPtr is of the correct type. + VertexIt * vertex_it = (VertexIt *)it; + + ++(vertex_it->pos); +}; + +static + CSG_VertexIteratorDescriptor * +VertexIt_Construct( + BSP_TMesh *mesh, + MT_Transform trans +){ + // user should have insured mesh is not equal to NULL. + + CSG_VertexIteratorDescriptor * output = new CSG_VertexIteratorDescriptor; + if (output == NULL) return NULL; + output->Done = VertexIt_Done; + output->Fill = VertexIt_Fill; + output->Step = VertexIt_Step; + output->num_elements = mesh->VertexSet().size(); + + VertexIt * v_it = new VertexIt; + v_it->mesh = mesh; + v_it->pos = mesh->VertexSet().begin(); + v_it->trans = trans; + output->it = v_it; + return output; +}; + + +/** + * Face iterator. + */ + +struct FaceIt { + BSP_TMesh * mesh; + BSP_TFace *pos; +}; + + +static + void +FaceIt_Destruct( + CSG_FaceIteratorDescriptor * iterator +) { + delete ((FaceIt *)(iterator->it)); + iterator->it = NULL; + delete(iterator); +}; + + +static + int +FaceIt_Done( + CSG_IteratorPtr it +) { + // assume CSG_IteratorPtr is of the correct type. + FaceIt * face_it = (FaceIt *)it; + + if (face_it->pos < face_it->mesh->FaceSet().end()) { + return 0; + } + return 1; +}; + +static + void +FaceIt_Fill( + CSG_IteratorPtr it, + CSG_IFace *face +){ + // assume CSG_IteratorPtr is of the correct type. + FaceIt * face_it = (FaceIt *)it; + // essentially iterating through a triangle fan here. + + face->vertex_index[0] = int(face_it->pos->m_verts[0]); + face->vertex_index[1] = int(face_it->pos->m_verts[1]); + face->vertex_index[2] = int(face_it->pos->m_verts[2]); + + face->vertex_number = 3; +}; + +static + void +FaceIt_Step( + CSG_IteratorPtr it +) { + // assume CSG_IteratorPtr is of the correct type. + FaceIt * face_it = (FaceIt *)it; + + face_it->pos ++; +}; + +static + CSG_FaceIteratorDescriptor * +FaceIt_Construct( + BSP_TMesh * mesh +) { + CSG_FaceIteratorDescriptor * output = new CSG_FaceIteratorDescriptor; + if (output == NULL) return NULL; + + output->Done = FaceIt_Done; + output->Fill = FaceIt_Fill; + output->Step = FaceIt_Step; + + output->num_elements = mesh->FaceSet().size(); + + FaceIt * f_it = new FaceIt; + f_it->mesh = mesh; + f_it->pos = mesh->FaceSet().begin(); + + output->it = f_it; + + return output; +}; + +/** + * Some Build functions. + */ + +static + MEM_SmartPtr<BSP_TMesh> +BuildMesh( + CSG_MeshPropertyDescriptor &props, + CSG_FaceIteratorDescriptor &face_it, + CSG_VertexIteratorDescriptor &vertex_it +) { + MEM_SmartPtr<BSP_TMesh> mesh = new BSP_TMesh(); + + CSG_IVertex vert; + + while (!vertex_it.Done(vertex_it.it)) { + + vertex_it.Fill(vertex_it.it,&vert); + + BSP_TVertex v; + v.m_pos = MT_Point3(vert.position); + mesh->VertexSet().push_back(v); + + vertex_it.Step(vertex_it.it); + } + + + CSG_IFace face; + + while (!face_it.Done(face_it.it)) { + face_it.Fill(face_it.it,&face); + + BSP_TFace f; + + f.m_verts[0] = face.vertex_index[0], + f.m_verts[1] = face.vertex_index[1], + f.m_verts[2] = face.vertex_index[2], + + mesh->BuildNormal(f); + + mesh->FaceSet().push_back(f); + + face_it.Step(face_it.it); + } + + return mesh; +}; + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +#endif
\ No newline at end of file diff --git a/intern/bsp/test/BSP_GhostTest/Makefile b/intern/bsp/test/BSP_GhostTest/Makefile new file mode 100644 index 00000000000..06dded40a17 --- /dev/null +++ b/intern/bsp/test/BSP_GhostTest/Makefile @@ -0,0 +1,56 @@ +# +# $Id$ +# +# ***** BEGIN GPL/BL DUAL LICENSE BLOCK ***** +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License +# as published by the Free Software Foundation; either version 2 +# of the License, or (at your option) any later version. The Blender +# Foundation also sells licenses for use in proprietary software under +# the Blender License. See http://www.blender.org/BL/ for information +# about this. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software Foundation, +# Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. +# +# The Original Code is Copyright (C) 2001-2002 by NaN Holding BV. +# All rights reserved. +# +# The Original Code is: all of this file. +# +# Contributor(s): none yet. +# +# ***** END GPL/BL DUAL LICENSE BLOCK ***** +# BSP_GhostTest Makefile +# + +LIBNAME = BSP_GhostTest +SOURCEDIR = intern/bsp/test/$(LIBNAME) +DIR = $(OCGDIR)/$(SOURCEDIR) + +include nan_compile.mk + +CCFLAGS += $(LEVEL_2_CPP_WARNINGS) + +CPPFLAGS += -I$(OPENGL_HEADERS) +CPPFLAGS += -I$(NAN_BSP)/include +CPPFLAGS += -I$(NAN_MEMUTIL)/include +CPPFLAGS += -I$(NAN_CONTAINER)/include +CPPFLAGS += -I$(NAN_MOTO)/include +CPPFLAGS += -I$(NAN_GHOST)/include +CPPFLAGS += -I$(NAN_STRING)/include +CPPFLAGS += -I../../extern/ + +ifeq ($(OS),windows) + CPPFLAGS += -I$(NAN_LIBDIR)/windows/glut-3.7/include +endif + + + diff --git a/intern/bsp/test/BSP_GhostTest/main.cpp b/intern/bsp/test/BSP_GhostTest/main.cpp new file mode 100755 index 00000000000..e7875047651 --- /dev/null +++ b/intern/bsp/test/BSP_GhostTest/main.cpp @@ -0,0 +1,147 @@ +/** + * $Id$ + * ***** BEGIN GPL/BL DUAL LICENSE BLOCK ***** + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. The Blender + * Foundation also sells licenses for use in proprietary software under + * the Blender License. See http://www.blender.org/BL/ for information + * about this. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software Foundation, + * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV. + * All rights reserved. + * + * The Original Code is: all of this file. + * + * Contributor(s): none yet. + * + * ***** END GPL/BL DUAL LICENSE BLOCK ***** + */ + +#include "BSP_GhostTest3D.h" + +#include "BSP_TMesh.h" +#include "MEM_SmartPtr.h" +#include "BSP_PlyLoader.h" + +#include <iostream> + +using namespace std; +#if 1 + MEM_SmartPtr<BSP_TMesh> +NewTestMesh( + int x, + int y, + MT_Scalar fx, + MT_Scalar fy, + MT_Scalar ampx, + MT_Scalar ampy, + MT_Scalar sx, + MT_Scalar sy +) { + + MEM_SmartPtr<BSP_TMesh> output = new BSP_TMesh; + + std::vector<BSP_TVertex> &verts = output->VertexSet(); + + int i,j; + + MT_Scalar x_scale = fx*MT_PI/x; + MT_Scalar y_scale = fy*MT_PI/y; + + MT_Scalar fsx = sx/x; + MT_Scalar fsy = sy/y; + + for (j = 0; j < y; j++) { + for (i = 0; i < x; i++) { + float z = ampx*sin(x_scale * i) + ampy*sin(y_scale * j); + + MT_Vector3 val(i*fsx - sx/2,j*fsy - sy/2,z); + + BSP_TVertex chuff; + chuff.m_pos = val; + verts.push_back(chuff); + } + } + + int poly[4]; + + for (j = 0; j < (y-1); j++) { + for (i = 0; i < (x-1); i++) { + + poly[0] = j*x + i; + poly[1] = poly[0] + 1; + poly[2] = poly[1] + y; + poly[3] = poly[2] -1; + + output->AddFace(poly,4); + } + } + + output->m_min = MT_Vector3(-sx/2,-sy/2,-ampx -ampy); + output->m_max = MT_Vector3(sx/2,sy/2,ampx + ampy); + + return output; +} +#endif + + +int main() { + + MT_Vector3 min,max; + MT_Vector3 min2,max2; + +#if 1 + MEM_SmartPtr<BSP_TMesh> mesh1 = BSP_PlyLoader::NewMeshFromFile("bsp_cube.ply",min,max); + MEM_SmartPtr<BSP_TMesh> mesh2 = BSP_PlyLoader::NewMeshFromFile("bsp_cube.ply",min2,max2); + + mesh1->m_min = min; + mesh1->m_max = max; + mesh2->m_min = min2; + mesh1->m_max = max2; + +#else + MEM_SmartPtr<BSP_TMesh> mesh1 = NewTestMesh(10,10,2,2,4,4,20,20); + MEM_SmartPtr<BSP_TMesh> mesh2 = NewTestMesh(10,10,2,2,4,4,20,20); +#endif + + if (!mesh1) { + cout << "could not load mesh!"; + return 0; + } + + + +// MEM_SmartPtr<BSP_TMesh> mesh2 = new BSP_TMesh(mesh1.Ref()); + + BSP_GhostTestApp3D app; + + cout << "Mesh polygons :" << mesh1->FaceSet().size() << "\n"; + cout << "Mesh vertices :" << mesh1->VertexSet().size() << "\n"; + + app.SetMesh(mesh1); + app.SetMesh(mesh2); + + + app.InitApp(); + + app.Run(); + + return 0; + +} + + + + diff --git a/intern/bsp/test/BSP_GhostTest/ply.h b/intern/bsp/test/BSP_GhostTest/ply.h new file mode 100755 index 00000000000..7947d224c5f --- /dev/null +++ b/intern/bsp/test/BSP_GhostTest/ply.h @@ -0,0 +1,200 @@ +/** + * $Id$ + * ***** BEGIN GPL/BL DUAL LICENSE BLOCK ***** + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. The Blender + * Foundation also sells licenses for use in proprietary software under + * the Blender License. See http://www.blender.org/BL/ for information + * about this. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software Foundation, + * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV. + * All rights reserved. + * + * The Original Code is: all of this file. + * + * Contributor(s): none yet. + * + * ***** END GPL/BL DUAL LICENSE BLOCK ***** + */ + +/* + +Header for PLY polygon files. + +- Greg Turk, March 1994 + +A PLY file contains a single polygonal _object_. + +An object is composed of lists of _elements_. Typical elements are +vertices, faces, edges and materials. + +Each type of element for a given object has one or more _properties_ +associated with the element type. For instance, a vertex element may +have as properties three floating-point values x,y,z and three unsigned +chars for red, green and blue. + +--------------------------------------------------------------- + +Copyright (c) 1994 The Board of Trustees of The Leland Stanford +Junior University. All rights reserved. + +Permission to use, copy, modify and distribute this software and its +documentation for any purpose is hereby granted without fee, provided +that the above copyright notice and this permission notice appear in +all copies of this software and that you do not sell the software. + +THE SOFTWARE IS PROVIDED "AS IS" AND WITHOUT WARRANTY OF ANY KIND, +EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY +WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. + +*/ + +#ifndef __PLY_H__ +#define __PLY_H__ + +#ifdef __cplusplus +extern "C" { +#endif + +#include <stdio.h> +#include <stddef.h> + +#define PLY_ASCII 1 /* ascii PLY file */ +#define PLY_BINARY_BE 2 /* binary PLY file, big endian */ +#define PLY_BINARY_LE 3 /* binary PLY file, little endian */ + +#define PLY_OKAY 0 /* ply routine worked okay */ +#define PLY_ERROR -1 /* error in ply routine */ + +/* scalar data types supported by PLY format */ + +#define PLY_START_TYPE 0 +#define PLY_CHAR 1 +#define PLY_SHORT 2 +#define PLY_INT 3 +#define PLY_UCHAR 4 +#define PLY_USHORT 5 +#define PLY_UINT 6 +#define PLY_FLOAT 7 +#define PLY_DOUBLE 8 +#define PLY_END_TYPE 9 + +#define PLY_SCALAR 0 +#define PLY_LIST 1 + + +typedef struct PlyProperty { /* description of a property */ + + char *name; /* property name */ + int external_type; /* file's data type */ + int internal_type; /* program's data type */ + int offset; /* offset bytes of prop in a struct */ + + int is_list; /* 1 = list, 0 = scalar */ + int count_external; /* file's count type */ + int count_internal; /* program's count type */ + int count_offset; /* offset byte for list count */ + +} PlyProperty; + +typedef struct PlyElement { /* description of an element */ + char *name; /* element name */ + int num; /* number of elements in this object */ + int size; /* size of element (bytes) or -1 if variable */ + int nprops; /* number of properties for this element */ + PlyProperty **props; /* list of properties in the file */ + char *store_prop; /* flags: property wanted by user? */ + int other_offset; /* offset to un-asked-for props, or -1 if none*/ + int other_size; /* size of other_props structure */ +} PlyElement; + +typedef struct PlyOtherProp { /* describes other properties in an element */ + char *name; /* element name */ + int size; /* size of other_props */ + int nprops; /* number of properties in other_props */ + PlyProperty **props; /* list of properties in other_props */ +} PlyOtherProp; + +typedef struct OtherData { /* for storing other_props for an other element */ + void *other_props; +} OtherData; + +typedef struct OtherElem { /* data for one "other" element */ + char *elem_name; /* names of other elements */ + int elem_count; /* count of instances of each element */ + OtherData **other_data; /* actual property data for the elements */ + PlyOtherProp *other_props; /* description of the property data */ +} OtherElem; + +typedef struct PlyOtherElems { /* "other" elements, not interpreted by user */ + int num_elems; /* number of other elements */ + OtherElem *other_list; /* list of data for other elements */ +} PlyOtherElems; + +typedef struct PlyFile { /* description of PLY file */ + FILE *fp; /* file pointer */ + int file_type; /* ascii or binary */ + float version; /* version number of file */ + int nelems; /* number of elements of object */ + PlyElement **elems; /* list of elements */ + int num_comments; /* number of comments */ + char **comments; /* list of comments */ + int num_obj_info; /* number of items of object information */ + char **obj_info; /* list of object info items */ + PlyElement *which_elem; /* which element we're currently writing */ + PlyOtherElems *other_elems; /* "other" elements from a PLY file */ +} PlyFile; + +/* memory allocation */ +static char *my_alloc(); +#define myalloc(mem_size) my_alloc((mem_size), __LINE__, __FILE__) + + +/*** delcaration of routines ***/ + +extern PlyFile *ply_write(FILE *, int, char **, int); +extern PlyFile *ply_open_for_writing(char *, int, char **, int, float *); +extern void ply_describe_element(PlyFile *, char *, int, int, PlyProperty *); +extern void ply_describe_property(PlyFile *, char *, PlyProperty *); +extern void ply_element_count(PlyFile *, char *, int); +extern void ply_header_complete(PlyFile *); +extern void ply_put_element_setup(PlyFile *, char *); +extern void ply_put_element(PlyFile *, void *); +extern void ply_put_comment(PlyFile *, char *); +extern void ply_put_obj_info(PlyFile *, char *); +extern PlyFile *ply_read(FILE *, int *, char ***); +extern PlyFile *ply_open_for_reading( char *, int *, char ***, int *, float *); +extern PlyProperty **ply_get_element_description(PlyFile *, char *, int*, int*); +extern void ply_get_element_setup( PlyFile *, char *, int, PlyProperty *); +extern void ply_get_property(PlyFile *, char *, PlyProperty *); +extern PlyOtherProp *ply_get_other_properties(PlyFile *, char *, int); +extern void ply_get_element(PlyFile *, void *); +extern char **ply_get_comments(PlyFile *, int *); +extern char **ply_get_obj_info(PlyFile *, int *); +extern void ply_close(PlyFile *); +extern void ply_get_info(PlyFile *, float *, int *); +extern PlyOtherElems *ply_get_other_element (PlyFile *, char *, int); +extern void ply_describe_other_elements ( PlyFile *, PlyOtherElems *); +extern void ply_put_other_elements (PlyFile *); +extern void ply_free_other_elements (PlyOtherElems *); + +extern int equal_strings(char *, char *); + + +#ifdef __cplusplus +} +#endif +#endif /* !__PLY_H__ */ + diff --git a/intern/bsp/test/BSP_GhostTest/plyfile.c b/intern/bsp/test/BSP_GhostTest/plyfile.c new file mode 100755 index 00000000000..1fda4c77454 --- /dev/null +++ b/intern/bsp/test/BSP_GhostTest/plyfile.c @@ -0,0 +1,2548 @@ +/** + * $Id$ + * ***** BEGIN GPL/BL DUAL LICENSE BLOCK ***** + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. The Blender + * Foundation also sells licenses for use in proprietary software under + * the Blender License. See http://www.blender.org/BL/ for information + * about this. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software Foundation, + * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV. + * All rights reserved. + * + * The Original Code is: all of this file. + * + * Contributor(s): none yet. + * + * ***** END GPL/BL DUAL LICENSE BLOCK ***** + */ + +/* + + +The interface routines for reading and writing PLY polygon files. + +Greg Turk, February 1994 + +--------------------------------------------------------------- + +A PLY file contains a single polygonal _object_. + +An object is composed of lists of _elements_. Typical elements are +vertices, faces, edges and materials. + +Each type of element for a given object has one or more _properties_ +associated with the element type. For instance, a vertex element may +have as properties the floating-point values x,y,z and the three unsigned +chars representing red, green and blue. + +--------------------------------------------------------------- + +Copyright (c) 1994 The Board of Trustees of The Leland Stanford +Junior University. All rights reserved. + +Permission to use, copy, modify and distribute this software and its +documentation for any purpose is hereby granted without fee, provided +that the above copyright notice and this permission notice appear in +all copies of this software and that you do not sell the software. + +THE SOFTWARE IS PROVIDED "AS IS" AND WITHOUT WARRANTY OF ANY KIND, +EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY +WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. + +*/ + +#include <stdio.h> +#include <stdlib.h> +#include <math.h> +#include <string.h> +#include "ply.h" + +char *type_names[] = { +"invalid", +"char", "short", "int", +"uchar", "ushort", "uint", +"float", "double", +}; + +int ply_type_size[] = { + 0, 1, 2, 4, 1, 2, 4, 4, 8 +}; + +#define NO_OTHER_PROPS -1 + +#define DONT_STORE_PROP 0 +#define STORE_PROP 1 + +#define OTHER_PROP 0 +#define NAMED_PROP 1 + + +/* returns 1 if strings are equal, 0 if not */ +int equal_strings(char *, char *); + +/* find an element in a plyfile's list */ +PlyElement *find_element(PlyFile *, char *); + +/* find a property in an element's list */ +PlyProperty *find_property(PlyElement *, char *, int *); + +/* write to a file the word describing a PLY file data type */ +void write_scalar_type (FILE *, int); + +/* read a line from a file and break it up into separate words */ +char **get_words(FILE *, int *, char **); +char **old_get_words(FILE *, int *); + +/* write an item to a file */ +void write_binary_item(FILE *, int, unsigned int, double, int); +void write_ascii_item(FILE *, int, unsigned int, double, int); +double old_write_ascii_item(FILE *, char *, int); + +/* add information to a PLY file descriptor */ +void add_element(PlyFile *, char **); +void add_property(PlyFile *, char **); +void add_comment(PlyFile *, char *); +void add_obj_info(PlyFile *, char *); + +/* copy a property */ +void copy_property(PlyProperty *, PlyProperty *); + +/* store a value into where a pointer and a type specify */ +void store_item(char *, int, int, unsigned int, double); + +/* return the value of a stored item */ +void get_stored_item( void *, int, int *, unsigned int *, double *); + +/* return the value stored in an item, given ptr to it and its type */ +double get_item_value(char *, int); + +/* get binary or ascii item and store it according to ptr and type */ +void get_ascii_item(char *, int, int *, unsigned int *, double *); +void get_binary_item(FILE *, int, int *, unsigned int *, double *); + +/* get a bunch of elements from a file */ +void ascii_get_element(PlyFile *, char *); +void binary_get_element(PlyFile *, char *); + +/* memory allocation */ +char *my_alloc(int, int, char *); + + +/*************/ +/* Writing */ +/*************/ + + +/****************************************************************************** +Given a file pointer, get ready to write PLY data to the file. + +Entry: + fp - the given file pointer + nelems - number of elements in object + elem_names - list of element names + file_type - file type, either ascii or binary + +Exit: + returns a pointer to a PlyFile, used to refer to this file, or NULL if error +******************************************************************************/ + +PlyFile *ply_write( + FILE *fp, + int nelems, + char **elem_names, + int file_type +) +{ + int i; + PlyFile *plyfile; + PlyElement *elem; + + /* check for NULL file pointer */ + if (fp == NULL) + return (NULL); + + /* create a record for this object */ + + plyfile = (PlyFile *) myalloc (sizeof (PlyFile)); + plyfile->file_type = file_type; + plyfile->num_comments = 0; + plyfile->num_obj_info = 0; + plyfile->nelems = nelems; + plyfile->version = 1.0; + plyfile->fp = fp; + plyfile->other_elems = NULL; + + /* tuck aside the names of the elements */ + + plyfile->elems = (PlyElement **) myalloc (sizeof (PlyElement *) * nelems); + for (i = 0; i < nelems; i++) { + elem = (PlyElement *) myalloc (sizeof (PlyElement)); + plyfile->elems[i] = elem; + elem->name = strdup (elem_names[i]); + elem->num = 0; + elem->nprops = 0; + } + + /* return pointer to the file descriptor */ + return (plyfile); +} + + +/****************************************************************************** +Open a polygon file for writing. + +Entry: + filename - name of file to read from + nelems - number of elements in object + elem_names - list of element names + file_type - file type, either ascii or binary + +Exit: + version - version number of PLY file + returns a file identifier, used to refer to this file, or NULL if error +******************************************************************************/ + +PlyFile *ply_open_for_writing( + char *filename, + int nelems, + char **elem_names, + int file_type, + float *version +) +{ + PlyFile *plyfile; + char *name; + FILE *fp; + + /* tack on the extension .ply, if necessary */ + + name = (char *) myalloc (sizeof (char) * (strlen (filename) + 5)); + strcpy (name, filename); + if (strlen (name) < 4 || + strcmp (name + strlen (name) - 4, ".ply") != 0) + strcat (name, ".ply"); + + /* open the file for writing */ + + fp = fopen (name, "w"); + if (fp == NULL) { + return (NULL); + } + + /* create the actual PlyFile structure */ + + plyfile = ply_write (fp, nelems, elem_names, file_type); + if (plyfile == NULL) + return (NULL); + + /* say what PLY file version number we're writing */ + *version = plyfile->version; + + /* return pointer to the file descriptor */ + return (plyfile); +} + + +/****************************************************************************** +Describe an element, including its properties and how many will be written +to the file. + +Entry: + plyfile - file identifier + elem_name - name of element that information is being specified about + nelems - number of elements of this type to be written + nprops - number of properties contained in the element + prop_list - list of properties +******************************************************************************/ + +void ply_describe_element( + PlyFile *plyfile, + char *elem_name, + int nelems, + int nprops, + PlyProperty *prop_list +) +{ + int i; + PlyElement *elem; + PlyProperty *prop; + + /* look for appropriate element */ + elem = find_element (plyfile, elem_name); + if (elem == NULL) { + fprintf(stderr,"ply_describe_element: can't find element '%s'\n",elem_name); + exit (-1); + } + + elem->num = nelems; + + /* copy the list of properties */ + + elem->nprops = nprops; + elem->props = (PlyProperty **) myalloc (sizeof (PlyProperty *) * nprops); + elem->store_prop = (char *) myalloc (sizeof (char) * nprops); + + for (i = 0; i < nprops; i++) { + prop = (PlyProperty *) myalloc (sizeof (PlyProperty)); + elem->props[i] = prop; + elem->store_prop[i] = NAMED_PROP; + copy_property (prop, &prop_list[i]); + } +} + + +/****************************************************************************** +Describe a property of an element. + +Entry: + plyfile - file identifier + elem_name - name of element that information is being specified about + prop - the new property +******************************************************************************/ + +void ply_describe_property( + PlyFile *plyfile, + char *elem_name, + PlyProperty *prop +) +{ + PlyElement *elem; + PlyProperty *elem_prop; + + /* look for appropriate element */ + elem = find_element (plyfile, elem_name); + if (elem == NULL) { + fprintf(stderr, "ply_describe_property: can't find element '%s'\n", + elem_name); + return; + } + + /* create room for new property */ + + if (elem->nprops == 0) { + elem->props = (PlyProperty **) myalloc (sizeof (PlyProperty *)); + elem->store_prop = (char *) myalloc (sizeof (char)); + elem->nprops = 1; + } + else { + elem->nprops++; + elem->props = (PlyProperty **) + realloc (elem->props, sizeof (PlyProperty *) * elem->nprops); + elem->store_prop = (char *) + realloc (elem->store_prop, sizeof (char) * elem->nprops); + } + + /* copy the new property */ + + elem_prop = (PlyProperty *) myalloc (sizeof (PlyProperty)); + elem->props[elem->nprops - 1] = elem_prop; + elem->store_prop[elem->nprops - 1] = NAMED_PROP; + copy_property (elem_prop, prop); +} + + +/****************************************************************************** +Describe what the "other" properties are that are to be stored, and where +they are in an element. +******************************************************************************/ + +void ply_describe_other_properties( + PlyFile *plyfile, + PlyOtherProp *other, + int offset +) +{ + int i; + PlyElement *elem; + PlyProperty *prop; + + /* look for appropriate element */ + elem = find_element (plyfile, other->name); + if (elem == NULL) { + fprintf(stderr, "ply_describe_other_properties: can't find element '%s'\n", + other->name); + return; + } + + /* create room for other properties */ + + if (elem->nprops == 0) { + elem->props = (PlyProperty **) + myalloc (sizeof (PlyProperty *) * other->nprops); + elem->store_prop = (char *) myalloc (sizeof (char) * other->nprops); + elem->nprops = 0; + } + else { + int newsize; + newsize = elem->nprops + other->nprops; + elem->props = (PlyProperty **) + realloc (elem->props, sizeof (PlyProperty *) * newsize); + elem->store_prop = (char *) + realloc (elem->store_prop, sizeof (char) * newsize); + } + + /* copy the other properties */ + + for (i = 0; i < other->nprops; i++) { + prop = (PlyProperty *) myalloc (sizeof (PlyProperty)); + copy_property (prop, other->props[i]); + elem->props[elem->nprops] = prop; + elem->store_prop[elem->nprops] = OTHER_PROP; + elem->nprops++; + } + + /* save other info about other properties */ + elem->other_size = other->size; + elem->other_offset = offset; +} + + +/****************************************************************************** +State how many of a given element will be written. + +Entry: + plyfile - file identifier + elem_name - name of element that information is being specified about + nelems - number of elements of this type to be written +******************************************************************************/ + +void ply_element_count( + PlyFile *plyfile, + char *elem_name, + int nelems +) +{ + PlyElement *elem; + + /* look for appropriate element */ + elem = find_element (plyfile, elem_name); + if (elem == NULL) { + fprintf(stderr,"ply_element_count: can't find element '%s'\n",elem_name); + exit (-1); + } + + elem->num = nelems; +} + + +/****************************************************************************** +Signal that we've described everything a PLY file's header and that the +header should be written to the file. + +Entry: + plyfile - file identifier +******************************************************************************/ + +void ply_header_complete(PlyFile *plyfile) +{ + int i,j; + FILE *fp = plyfile->fp; + PlyElement *elem; + PlyProperty *prop; + + fprintf (fp, "ply\n"); + + switch (plyfile->file_type) { + case PLY_ASCII: + fprintf (fp, "format ascii 1.0\n"); + break; + case PLY_BINARY_BE: + fprintf (fp, "format binary_big_endian 1.0\n"); + break; + case PLY_BINARY_LE: + fprintf (fp, "format binary_little_endian 1.0\n"); + break; + default: + fprintf (stderr, "ply_header_complete: bad file type = %d\n", + plyfile->file_type); + exit (-1); + } + + /* write out the comments */ + + for (i = 0; i < plyfile->num_comments; i++) + fprintf (fp, "comment %s\n", plyfile->comments[i]); + + /* write out object information */ + + for (i = 0; i < plyfile->num_obj_info; i++) + fprintf (fp, "obj_info %s\n", plyfile->obj_info[i]); + + /* write out information about each element */ + + for (i = 0; i < plyfile->nelems; i++) { + + elem = plyfile->elems[i]; + fprintf (fp, "element %s %d\n", elem->name, elem->num); + + /* write out each property */ + for (j = 0; j < elem->nprops; j++) { + prop = elem->props[j]; + if (prop->is_list) { + fprintf (fp, "property list "); + write_scalar_type (fp, prop->count_external); + fprintf (fp, " "); + write_scalar_type (fp, prop->external_type); + fprintf (fp, " %s\n", prop->name); + } + else { + fprintf (fp, "property "); + write_scalar_type (fp, prop->external_type); + fprintf (fp, " %s\n", prop->name); + } + } + } + + fprintf (fp, "end_header\n"); +} + + +/****************************************************************************** +Specify which elements are going to be written. This should be called +before a call to the routine ply_put_element(). + +Entry: + plyfile - file identifier + elem_name - name of element we're talking about +******************************************************************************/ + +void ply_put_element_setup(PlyFile *plyfile, char *elem_name) +{ + PlyElement *elem; + + elem = find_element (plyfile, elem_name); + if (elem == NULL) { + fprintf(stderr, "ply_elements_setup: can't find element '%s'\n", elem_name); + exit (-1); + } + + plyfile->which_elem = elem; +} + + +/****************************************************************************** +Write an element to the file. This routine assumes that we're +writing the type of element specified in the last call to the routine +ply_put_element_setup(). + +Entry: + plyfile - file identifier + elem_ptr - pointer to the element +******************************************************************************/ + +void ply_put_element(PlyFile *plyfile, void *elem_ptr) +{ + int j,k; + FILE *fp = plyfile->fp; + PlyElement *elem; + PlyProperty *prop; + char *elem_data,*item; + char **item_ptr; + int list_count; + int item_size; + int int_val; + unsigned int uint_val; + double double_val; + char **other_ptr; + + elem = plyfile->which_elem; + elem_data = elem_ptr; + other_ptr = (char **) (((char *) elem_ptr) + elem->other_offset); + + /* write out either to an ascii or binary file */ + + if (plyfile->file_type == PLY_ASCII) { + + /* write an ascii file */ + + /* write out each property of the element */ + for (j = 0; j < elem->nprops; j++) { + prop = elem->props[j]; + if (elem->store_prop[j] == OTHER_PROP) + elem_data = *other_ptr; + else + elem_data = elem_ptr; + if (prop->is_list) { + item = elem_data + prop->count_offset; + get_stored_item ((void *) item, prop->count_internal, + &int_val, &uint_val, &double_val); + write_ascii_item (fp, int_val, uint_val, double_val, + prop->count_external); + list_count = uint_val; + item_ptr = (char **) (elem_data + prop->offset); + item = item_ptr[0]; + item_size = ply_type_size[prop->internal_type]; + for (k = 0; k < list_count; k++) { + get_stored_item ((void *) item, prop->internal_type, + &int_val, &uint_val, &double_val); + write_ascii_item (fp, int_val, uint_val, double_val, + prop->external_type); + item += item_size; + } + } + else { + item = elem_data + prop->offset; + get_stored_item ((void *) item, prop->internal_type, + &int_val, &uint_val, &double_val); + write_ascii_item (fp, int_val, uint_val, double_val, + prop->external_type); + } + } + + fprintf (fp, "\n"); + } + else { + + /* write a binary file */ + + /* write out each property of the element */ + for (j = 0; j < elem->nprops; j++) { + prop = elem->props[j]; + if (elem->store_prop[j] == OTHER_PROP) + elem_data = *other_ptr; + else + elem_data = elem_ptr; + if (prop->is_list) { + item = elem_data + prop->count_offset; + item_size = ply_type_size[prop->count_internal]; + get_stored_item ((void *) item, prop->count_internal, + &int_val, &uint_val, &double_val); + write_binary_item (fp, int_val, uint_val, double_val, + prop->count_external); + list_count = uint_val; + item_ptr = (char **) (elem_data + prop->offset); + item = item_ptr[0]; + item_size = ply_type_size[prop->internal_type]; + for (k = 0; k < list_count; k++) { + get_stored_item ((void *) item, prop->internal_type, + &int_val, &uint_val, &double_val); + write_binary_item (fp, int_val, uint_val, double_val, + prop->external_type); + item += item_size; + } + } + else { + item = elem_data + prop->offset; + item_size = ply_type_size[prop->internal_type]; + get_stored_item ((void *) item, prop->internal_type, + &int_val, &uint_val, &double_val); + write_binary_item (fp, int_val, uint_val, double_val, + prop->external_type); + } + } + + } +} + + +/****************************************************************************** +Specify a comment that will be written in the header. + +Entry: + plyfile - file identifier + comment - the comment to be written +******************************************************************************/ + +void ply_put_comment(PlyFile *plyfile, char *comment) +{ + /* (re)allocate space for new comment */ + if (plyfile->num_comments == 0) + plyfile->comments = (char **) myalloc (sizeof (char *)); + else + plyfile->comments = (char **) realloc (plyfile->comments, + sizeof (char *) * (plyfile->num_comments + 1)); + + /* add comment to list */ + plyfile->comments[plyfile->num_comments] = strdup (comment); + plyfile->num_comments++; +} + + +/****************************************************************************** +Specify a piece of object information (arbitrary text) that will be written +in the header. + +Entry: + plyfile - file identifier + obj_info - the text information to be written +******************************************************************************/ + +void ply_put_obj_info(PlyFile *plyfile, char *obj_info) +{ + /* (re)allocate space for new info */ + if (plyfile->num_obj_info == 0) + plyfile->obj_info = (char **) myalloc (sizeof (char *)); + else + plyfile->obj_info = (char **) realloc (plyfile->obj_info, + sizeof (char *) * (plyfile->num_obj_info + 1)); + + /* add info to list */ + plyfile->obj_info[plyfile->num_obj_info] = strdup (obj_info); + plyfile->num_obj_info++; +} + + + + + + + +/*************/ +/* Reading */ +/*************/ + + + +/****************************************************************************** +Given a file pointer, get ready to read PLY data from the file. + +Entry: + fp - the given file pointer + +Exit: + nelems - number of elements in object + elem_names - list of element names + returns a pointer to a PlyFile, used to refer to this file, or NULL if error +******************************************************************************/ + +PlyFile *ply_read(FILE *fp, int *nelems, char ***elem_names) +{ + int i,j; + PlyFile *plyfile; + int nwords; + char **words; + int found_format = 0; + char **elist; + PlyElement *elem; + char *orig_line; + + /* check for NULL file pointer */ + if (fp == NULL) + return (NULL); + + /* create record for this object */ + + plyfile = (PlyFile *) myalloc (sizeof (PlyFile)); + plyfile->nelems = 0; + plyfile->comments = NULL; + plyfile->num_comments = 0; + plyfile->obj_info = NULL; + plyfile->num_obj_info = 0; + plyfile->fp = fp; + plyfile->other_elems = NULL; + + /* read and parse the file's header */ + + words = get_words (plyfile->fp, &nwords, &orig_line); + if (!words || !equal_strings (words[0], "ply")) + return (NULL); + + while (words) { + + /* parse words */ + + if (equal_strings (words[0], "format")) { + if (nwords != 3) + return (NULL); + if (equal_strings (words[1], "ascii")) + plyfile->file_type = PLY_ASCII; + else if (equal_strings (words[1], "binary_big_endian")) + plyfile->file_type = PLY_BINARY_BE; + else if (equal_strings (words[1], "binary_little_endian")) + plyfile->file_type = PLY_BINARY_LE; + else + return (NULL); + plyfile->version = (float)atof (words[2]); + found_format = 1; + } + else if (equal_strings (words[0], "element")) + add_element (plyfile, words); + else if (equal_strings (words[0], "property")) + add_property (plyfile, words); + else if (equal_strings (words[0], "comment")) + add_comment (plyfile, orig_line); + else if (equal_strings (words[0], "obj_info")) + add_obj_info (plyfile, orig_line); + else if (equal_strings (words[0], "end_header")) + break; + + /* free up words space */ + free (words); + + words = get_words (plyfile->fp, &nwords, &orig_line); + } + + /* create tags for each property of each element, to be used */ + /* later to say whether or not to store each property for the user */ + + for (i = 0; i < plyfile->nelems; i++) { + elem = plyfile->elems[i]; + elem->store_prop = (char *) myalloc (sizeof (char) * elem->nprops); + for (j = 0; j < elem->nprops; j++) + elem->store_prop[j] = DONT_STORE_PROP; + elem->other_offset = NO_OTHER_PROPS; /* no "other" props by default */ + } + + /* set return values about the elements */ + + elist = (char **) myalloc (sizeof (char *) * plyfile->nelems); + for (i = 0; i < plyfile->nelems; i++) + elist[i] = strdup (plyfile->elems[i]->name); + + *elem_names = elist; + *nelems = plyfile->nelems; + + /* return a pointer to the file's information */ + + return (plyfile); +} + + +/****************************************************************************** +Open a polygon file for reading. + +Entry: + filename - name of file to read from + +Exit: + nelems - number of elements in object + elem_names - list of element names + file_type - file type, either ascii or binary + version - version number of PLY file + returns a file identifier, used to refer to this file, or NULL if error +******************************************************************************/ + +PlyFile *ply_open_for_reading( + char *filename, + int *nelems, + char ***elem_names, + int *file_type, + float *version +) +{ + FILE *fp; + PlyFile *plyfile; + char *name; + + /* tack on the extension .ply, if necessary */ + + name = (char *) myalloc (sizeof (char) * (strlen (filename) + 5)); + strcpy (name, filename); + if (strlen (name) < 4 || + strcmp (name + strlen (name) - 4, ".ply") != 0) + strcat (name, ".ply"); + + /* open the file for reading */ + + fp = fopen (name, "r"); + if (fp == NULL) + return (NULL); + + /* create the PlyFile data structure */ + + plyfile = ply_read (fp, nelems, elem_names); + + /* determine the file type and version */ + + *file_type = plyfile->file_type; + *version = plyfile->version; + + /* return a pointer to the file's information */ + + return (plyfile); +} + + +/****************************************************************************** +Get information about a particular element. + +Entry: + plyfile - file identifier + elem_name - name of element to get information about + +Exit: + nelems - number of elements of this type in the file + nprops - number of properties + returns a list of properties, or NULL if the file doesn't contain that elem +******************************************************************************/ + +PlyProperty **ply_get_element_description( + PlyFile *plyfile, + char *elem_name, + int *nelems, + int *nprops +) +{ + int i; + PlyElement *elem; + PlyProperty *prop; + PlyProperty **prop_list; + + /* find information about the element */ + elem = find_element (plyfile, elem_name); + if (elem == NULL) + return (NULL); + + *nelems = elem->num; + *nprops = elem->nprops; + + /* make a copy of the element's property list */ + prop_list = (PlyProperty **) myalloc (sizeof (PlyProperty *) * elem->nprops); + for (i = 0; i < elem->nprops; i++) { + prop = (PlyProperty *) myalloc (sizeof (PlyProperty)); + copy_property (prop, elem->props[i]); + prop_list[i] = prop; + } + + /* return this duplicate property list */ + return (prop_list); +} + + +/****************************************************************************** +Specify which properties of an element are to be returned. This should be +called before a call to the routine ply_get_element(). + +Entry: + plyfile - file identifier + elem_name - which element we're talking about + nprops - number of properties + prop_list - list of properties +******************************************************************************/ + +void ply_get_element_setup( + PlyFile *plyfile, + char *elem_name, + int nprops, + PlyProperty *prop_list +) +{ + int i; + PlyElement *elem; + PlyProperty *prop; + int index; + + /* find information about the element */ + elem = find_element (plyfile, elem_name); + plyfile->which_elem = elem; + + /* deposit the property information into the element's description */ + for (i = 0; i < nprops; i++) { + + /* look for actual property */ + prop = find_property (elem, prop_list[i].name, &index); + if (prop == NULL) { + fprintf (stderr, "Warning: Can't find property '%s' in element '%s'\n", + prop_list[i].name, elem_name); + continue; + } + + /* store its description */ + prop->internal_type = prop_list[i].internal_type; + prop->offset = prop_list[i].offset; + prop->count_internal = prop_list[i].count_internal; + prop->count_offset = prop_list[i].count_offset; + + /* specify that the user wants this property */ + elem->store_prop[index] = STORE_PROP; + } +} + + +/****************************************************************************** +Specify a property of an element that is to be returned. This should be +called (usually multiple times) before a call to the routine ply_get_element(). +This routine should be used in preference to the less flexible old routine +called ply_get_element_setup(). + +Entry: + plyfile - file identifier + elem_name - which element we're talking about + prop - property to add to those that will be returned +******************************************************************************/ + +void ply_get_property( + PlyFile *plyfile, + char *elem_name, + PlyProperty *prop +) +{ + PlyElement *elem; + PlyProperty *prop_ptr; + int index; + + /* find information about the element */ + elem = find_element (plyfile, elem_name); + plyfile->which_elem = elem; + + /* deposit the property information into the element's description */ + + prop_ptr = find_property (elem, prop->name, &index); + if (prop_ptr == NULL) { + fprintf (stderr, "Warning: Can't find property '%s' in element '%s'\n", + prop->name, elem_name); + return; + } + prop_ptr->internal_type = prop->internal_type; + prop_ptr->offset = prop->offset; + prop_ptr->count_internal = prop->count_internal; + prop_ptr->count_offset = prop->count_offset; + + /* specify that the user wants this property */ + elem->store_prop[index] = STORE_PROP; +} + + +/****************************************************************************** +Read one element from the file. This routine assumes that we're reading +the type of element specified in the last call to the routine +ply_get_element_setup(). + +Entry: + plyfile - file identifier + elem_ptr - pointer to location where the element information should be put +******************************************************************************/ + +void ply_get_element(PlyFile *plyfile, void *elem_ptr) +{ + if (plyfile->file_type == PLY_ASCII) + ascii_get_element (plyfile, (char *) elem_ptr); + else + binary_get_element (plyfile, (char *) elem_ptr); +} + + +/****************************************************************************** +Extract the comments from the header information of a PLY file. + +Entry: + plyfile - file identifier + +Exit: + num_comments - number of comments returned + returns a pointer to a list of comments +******************************************************************************/ + +char **ply_get_comments(PlyFile *plyfile, int *num_comments) +{ + *num_comments = plyfile->num_comments; + return (plyfile->comments); +} + + +/****************************************************************************** +Extract the object information (arbitrary text) from the header information +of a PLY file. + +Entry: + plyfile - file identifier + +Exit: + num_obj_info - number of lines of text information returned + returns a pointer to a list of object info lines +******************************************************************************/ + +char **ply_get_obj_info(PlyFile *plyfile, int *num_obj_info) +{ + *num_obj_info = plyfile->num_obj_info; + return (plyfile->obj_info); +} + + +/****************************************************************************** +Make ready for "other" properties of an element-- those properties that +the user has not explicitly asked for, but that are to be stashed away +in a special structure to be carried along with the element's other +information. + +Entry: + plyfile - file identifier + elem - element for which we want to save away other properties +******************************************************************************/ + +void setup_other_props(PlyElement *elem) +{ + int i; + PlyProperty *prop; + int size = 0; + int type_size; + + /* Examine each property in decreasing order of size. */ + /* We do this so that all data types will be aligned by */ + /* word, half-word, or whatever within the structure. */ + + for (type_size = 8; type_size > 0; type_size /= 2) { + + /* add up the space taken by each property, and save this information */ + /* away in the property descriptor */ + + for (i = 0; i < elem->nprops; i++) { + + /* don't bother with properties we've been asked to store explicitly */ + if (elem->store_prop[i]) + continue; + + prop = elem->props[i]; + + /* internal types will be same as external */ + prop->internal_type = prop->external_type; + prop->count_internal = prop->count_external; + + /* check list case */ + if (prop->is_list) { + + /* pointer to list */ + if (type_size == sizeof (void *)) { + prop->offset = size; + size += sizeof (void *); /* always use size of a pointer here */ + } + + /* count of number of list elements */ + if (type_size == ply_type_size[prop->count_external]) { + prop->count_offset = size; + size += ply_type_size[prop->count_external]; + } + } + /* not list */ + else if (type_size == ply_type_size[prop->external_type]) { + prop->offset = size; + size += ply_type_size[prop->external_type]; + } + } + + } + + /* save the size for the other_props structure */ + elem->other_size = size; +} + + +/****************************************************************************** +Specify that we want the "other" properties of an element to be tucked +away within the user's structure. The user needn't be concerned for how +these properties are stored. + +Entry: + plyfile - file identifier + elem_name - name of element that we want to store other_props in + offset - offset to where other_props will be stored inside user's structure + +Exit: + returns pointer to structure containing description of other_props +******************************************************************************/ + +PlyOtherProp *ply_get_other_properties( + PlyFile *plyfile, + char *elem_name, + int offset +) +{ + int i; + PlyElement *elem; + PlyOtherProp *other; + PlyProperty *prop; + int nprops; + + /* find information about the element */ + elem = find_element (plyfile, elem_name); + if (elem == NULL) { + fprintf (stderr, "ply_get_other_properties: Can't find element '%s'\n", + elem_name); + return (NULL); + } + + /* remember that this is the "current" element */ + plyfile->which_elem = elem; + + /* save the offset to where to store the other_props */ + elem->other_offset = offset; + + /* place the appropriate pointers, etc. in the element's property list */ + setup_other_props (elem); + + /* create structure for describing other_props */ + other = (PlyOtherProp *) myalloc (sizeof (PlyOtherProp)); + other->name = strdup (elem_name); +#if 0 + if (elem->other_offset == NO_OTHER_PROPS) { + other->size = 0; + other->props = NULL; + other->nprops = 0; + return (other); + } +#endif + other->size = elem->other_size; + other->props = (PlyProperty **) myalloc (sizeof(PlyProperty) * elem->nprops); + + /* save descriptions of each "other" property */ + nprops = 0; + for (i = 0; i < elem->nprops; i++) { + if (elem->store_prop[i]) + continue; + prop = (PlyProperty *) myalloc (sizeof (PlyProperty)); + copy_property (prop, elem->props[i]); + other->props[nprops] = prop; + nprops++; + } + other->nprops = nprops; + +#if 1 + /* set other_offset pointer appropriately if there are NO other properties */ + if (other->nprops == 0) { + elem->other_offset = NO_OTHER_PROPS; + } +#endif + + /* return structure */ + return (other); +} + + + + +/*************************/ +/* Other Element Stuff */ +/*************************/ + + + + +/****************************************************************************** +Grab all the data for an element that a user does not want to explicitly +read in. + +Entry: + plyfile - pointer to file + elem_name - name of element whose data is to be read in + elem_count - number of instances of this element stored in the file + +Exit: + returns pointer to ALL the "other" element data for this PLY file +******************************************************************************/ + +PlyOtherElems *ply_get_other_element ( + PlyFile *plyfile, + char *elem_name, + int elem_count +) +{ + int i; + PlyElement *elem; + PlyOtherElems *other_elems; + OtherElem *other; + + /* look for appropriate element */ + elem = find_element (plyfile, elem_name); + if (elem == NULL) { + fprintf (stderr, + "ply_get_other_element: can't find element '%s'\n", elem_name); + exit (-1); + } + + /* create room for the new "other" element, initializing the */ + /* other data structure if necessary */ + + if (plyfile->other_elems == NULL) { + plyfile->other_elems = (PlyOtherElems *) myalloc (sizeof (PlyOtherElems)); + other_elems = plyfile->other_elems; + other_elems->other_list = (OtherElem *) myalloc (sizeof (OtherElem)); + other = &(other_elems->other_list[0]); + other_elems->num_elems = 1; + } + else { + other_elems = plyfile->other_elems; + other_elems->other_list = (OtherElem *) realloc (other_elems->other_list, + sizeof (OtherElem) * other_elems->num_elems + 1); + other = &(other_elems->other_list[other_elems->num_elems]); + other_elems->num_elems++; + } + + /* count of element instances in file */ + other->elem_count = elem_count; + + /* save name of element */ + other->elem_name = strdup (elem_name); + + /* create a list to hold all the current elements */ + other->other_data = (OtherData **) + malloc (sizeof (OtherData *) * other->elem_count); + + /* set up for getting elements */ + other->other_props = ply_get_other_properties (plyfile, elem_name, + offsetof(OtherData,other_props)); + + /* grab all these elements */ + for (i = 0; i < other->elem_count; i++) { + /* grab and element from the file */ + other->other_data[i] = (OtherData *) malloc (sizeof (OtherData)); + ply_get_element (plyfile, (void *) other->other_data[i]); + } + + /* return pointer to the other elements data */ + return (other_elems); +} + + +/****************************************************************************** +Pass along a pointer to "other" elements that we want to save in a given +PLY file. These other elements were presumably read from another PLY file. + +Entry: + plyfile - file pointer in which to store this other element info + other_elems - info about other elements that we want to store +******************************************************************************/ + +void ply_describe_other_elements ( + PlyFile *plyfile, + PlyOtherElems *other_elems +) +{ + int i; + OtherElem *other; + + /* ignore this call if there is no other element */ + if (other_elems == NULL) + return; + + /* save pointer to this information */ + plyfile->other_elems = other_elems; + + /* describe the other properties of this element */ + + for (i = 0; i < other_elems->num_elems; i++) { + other = &(other_elems->other_list[i]); + ply_element_count (plyfile, other->elem_name, other->elem_count); + ply_describe_other_properties (plyfile, other->other_props, + offsetof(OtherData,other_props)); + } +} + + +/****************************************************************************** +Write out the "other" elements specified for this PLY file. + +Entry: + plyfile - pointer to PLY file to write out other elements for +******************************************************************************/ + +void ply_put_other_elements (PlyFile *plyfile) +{ + int i,j; + OtherElem *other; + + /* make sure we have other elements to write */ + if (plyfile->other_elems == NULL) + return; + + /* write out the data for each "other" element */ + + for (i = 0; i < plyfile->other_elems->num_elems; i++) { + + other = &(plyfile->other_elems->other_list[i]); + ply_put_element_setup (plyfile, other->elem_name); + + /* write out each instance of the current element */ + for (j = 0; j < other->elem_count; j++) + ply_put_element (plyfile, (void *) other->other_data[j]); + } +} + + +/****************************************************************************** +Free up storage used by an "other" elements data structure. + +Entry: + other_elems - data structure to free up +******************************************************************************/ + + + + +/*******************/ +/* Miscellaneous */ +/*******************/ + + + +/****************************************************************************** +Close a PLY file. + +Entry: + plyfile - identifier of file to close +******************************************************************************/ + +void ply_close(PlyFile *plyfile) +{ + fclose (plyfile->fp); + + /* free up memory associated with the PLY file */ + free (plyfile); +} + + +/****************************************************************************** +Get version number and file type of a PlyFile. + +Entry: + ply - pointer to PLY file + +Exit: + version - version of the file + file_type - PLY_ASCII, PLY_BINARY_BE, or PLY_BINARY_LE +******************************************************************************/ + +void ply_get_info(PlyFile *ply, float *version, int *file_type) +{ + if (ply == NULL) + return; + + *version = ply->version; + *file_type = ply->file_type; +} + + +/****************************************************************************** +Compare two strings. Returns 1 if they are the same, 0 if not. +******************************************************************************/ + +int equal_strings(char *s1, char *s2) +{ + + while (*s1 && *s2) + if (*s1++ != *s2++) + return (0); + + if (*s1 != *s2) + return (0); + else + return (1); +} + + +/****************************************************************************** +Find an element from the element list of a given PLY object. + +Entry: + plyfile - file id for PLY file + element - name of element we're looking for + +Exit: + returns the element, or NULL if not found +******************************************************************************/ + +PlyElement *find_element(PlyFile *plyfile, char *element) +{ + int i; + + for (i = 0; i < plyfile->nelems; i++) + if (equal_strings (element, plyfile->elems[i]->name)) + return (plyfile->elems[i]); + + return (NULL); +} + + +/****************************************************************************** +Find a property in the list of properties of a given element. + +Entry: + elem - pointer to element in which we want to find the property + prop_name - name of property to find + +Exit: + index - index to position in list + returns a pointer to the property, or NULL if not found +******************************************************************************/ + +PlyProperty *find_property(PlyElement *elem, char *prop_name, int *index) +{ + int i; + + for (i = 0; i < elem->nprops; i++) + if (equal_strings (prop_name, elem->props[i]->name)) { + *index = i; + return (elem->props[i]); + } + + *index = -1; + return (NULL); +} + + +/****************************************************************************** +Read an element from an ascii file. + +Entry: + plyfile - file identifier + elem_ptr - pointer to element +******************************************************************************/ + +void ascii_get_element(PlyFile *plyfile, char *elem_ptr) +{ + int j,k; + PlyElement *elem; + PlyProperty *prop; + char **words; + int nwords; + int which_word; + char *elem_data,*item; + char *item_ptr; + int item_size; + int int_val; + unsigned int uint_val; + double double_val; + int list_count; + int store_it; + char **store_array; + char *orig_line; + char *other_data; + int other_flag; + + other_flag = 0; + other_data = NULL; + item = NULL; + item_size = 0; + + /* the kind of element we're reading currently */ + elem = plyfile->which_elem; + + /* do we need to setup for other_props? */ + + if (elem->other_offset != NO_OTHER_PROPS) { + char **ptr; + other_flag = 1; + /* make room for other_props */ + other_data = (char *) myalloc (elem->other_size); + /* store pointer in user's structure to the other_props */ + ptr = (char **) (elem_ptr + elem->other_offset); + *ptr = other_data; + } else { + other_flag = 0; + other_data = NULL; + item = NULL; + item_size = 0; + } + + /* read in the element */ + + words = get_words (plyfile->fp, &nwords, &orig_line); + if (words == NULL) { + fprintf (stderr, "ply_get_element: unexpected end of file\n"); + exit (-1); + } + + which_word = 0; + + for (j = 0; j < elem->nprops; j++) { + + prop = elem->props[j]; + store_it = (elem->store_prop[j] | other_flag); + + /* store either in the user's structure or in other_props */ + if (elem->store_prop[j]) + elem_data = elem_ptr; + else + elem_data = other_data; + + if (prop->is_list) { /* a list */ + + /* get and store the number of items in the list */ + get_ascii_item (words[which_word++], prop->count_external, + &int_val, &uint_val, &double_val); + if (store_it) { + item = elem_data + prop->count_offset; + store_item(item, prop->count_internal, int_val, uint_val, double_val); + } + + /* allocate space for an array of items and store a ptr to the array */ + list_count = int_val; + item_size = ply_type_size[prop->internal_type]; + store_array = (char **) (elem_data + prop->offset); + + if (list_count == 0) { + if (store_it) + *store_array = NULL; + } + else { + if (store_it) { + item_ptr = (char *) myalloc (sizeof (char) * item_size * list_count); + item = item_ptr; + *store_array = item_ptr; + } + + /* read items and store them into the array */ + for (k = 0; k < list_count; k++) { + get_ascii_item (words[which_word++], prop->external_type, + &int_val, &uint_val, &double_val); + if (store_it) { + store_item (item, prop->internal_type, + int_val, uint_val, double_val); + item += item_size; + } + } + } + + } + else { /* not a list */ + get_ascii_item (words[which_word++], prop->external_type, + &int_val, &uint_val, &double_val); + if (store_it) { + item = elem_data + prop->offset; + store_item (item, prop->internal_type, int_val, uint_val, double_val); + } + } + + } + + free (words); +} + + +/****************************************************************************** +Read an element from a binary file. + +Entry: + plyfile - file identifier + elem_ptr - pointer to an element +******************************************************************************/ + +void binary_get_element(PlyFile *plyfile, char *elem_ptr) +{ + int j,k; + PlyElement *elem; + PlyProperty *prop; + FILE *fp = plyfile->fp; + char *elem_data,*item; + char *item_ptr; + int item_size; + int int_val; + unsigned int uint_val; + double double_val; + int list_count; + int store_it; + char **store_array; + char *other_data; + int other_flag; + + + other_flag = 0; + other_data = NULL; + item = NULL; + item_size = 0; + + /* the kind of element we're reading currently */ + elem = plyfile->which_elem; + + /* do we need to setup for other_props? */ + + if (elem->other_offset != NO_OTHER_PROPS) { + char **ptr; + other_flag = 1; + /* make room for other_props */ + other_data = (char *) myalloc (elem->other_size); + /* store pointer in user's structure to the other_props */ + ptr = (char **) (elem_ptr + elem->other_offset); + *ptr = other_data; + } + else { + other_flag = 0; + other_data = NULL; + item = NULL; + item_size = 0; + } + /* read in a number of elements */ + + for (j = 0; j < elem->nprops; j++) { + + prop = elem->props[j]; + store_it = (elem->store_prop[j] | other_flag); + + /* store either in the user's structure or in other_props */ + if (elem->store_prop[j]) + elem_data = elem_ptr; + else + elem_data = other_data; + + if (prop->is_list) { /* a list */ + + /* get and store the number of items in the list */ + get_binary_item (fp, prop->count_external, + &int_val, &uint_val, &double_val); + if (store_it) { + item = elem_data + prop->count_offset; + store_item(item, prop->count_internal, int_val, uint_val, double_val); + } + + /* allocate space for an array of items and store a ptr to the array */ + list_count = int_val; + /* The "if" was added by Afra Zomorodian 8/22/95 + * so that zipper won't crash reading plies that have additional + * properties. + */ + if (store_it) { + item_size = ply_type_size[prop->internal_type]; + } + store_array = (char **) (elem_data + prop->offset); + if (list_count == 0) { + if (store_it) + *store_array = NULL; + } + else { + if (store_it) { + item_ptr = (char *) myalloc (sizeof (char) * item_size * list_count); + item = item_ptr; + *store_array = item_ptr; + } + + /* read items and store them into the array */ + for (k = 0; k < list_count; k++) { + get_binary_item (fp, prop->external_type, + &int_val, &uint_val, &double_val); + if (store_it) { + store_item (item, prop->internal_type, + int_val, uint_val, double_val); + item += item_size; + } + } + } + + } + else { /* not a list */ + get_binary_item (fp, prop->external_type, + &int_val, &uint_val, &double_val); + if (store_it) { + item = elem_data + prop->offset; + store_item (item, prop->internal_type, int_val, uint_val, double_val); + } + } + + } +} + + +/****************************************************************************** +Write to a file the word that represents a PLY data type. + +Entry: + fp - file pointer + code - code for type +******************************************************************************/ + +void write_scalar_type (FILE *fp, int code) +{ + /* make sure this is a valid code */ + + if (code <= PLY_START_TYPE || code >= PLY_END_TYPE) { + fprintf (stderr, "write_scalar_type: bad data code = %d\n", code); + exit (-1); + } + + /* write the code to a file */ + + fprintf (fp, "%s", type_names[code]); +} + + +/****************************************************************************** +Get a text line from a file and break it up into words. + +IMPORTANT: The calling routine call "free" on the returned pointer once +finished with it. + +Entry: + fp - file to read from + +Exit: + nwords - number of words returned + orig_line - the original line of characters + returns a list of words from the line, or NULL if end-of-file +******************************************************************************/ + +char **get_words(FILE *fp, int *nwords, char **orig_line) +{ +#define BIG_STRING 4096 + static char str[BIG_STRING]; + static char str_copy[BIG_STRING]; + char **words; + int max_words = 10; + int num_words = 0; + char *ptr,*ptr2; + char *result; + + words = (char **) myalloc (sizeof (char *) * max_words); + + /* read in a line */ + result = fgets (str, BIG_STRING, fp); + if (result == NULL) { + *nwords = 0; + *orig_line = NULL; + return (NULL); + } + + /* convert line-feed and tabs into spaces */ + /* (this guarentees that there will be a space before the */ + /* null character at the end of the string) */ + + str[BIG_STRING-2] = ' '; + str[BIG_STRING-1] = '\0'; + + for (ptr = str, ptr2 = str_copy; *ptr != '\0'; ptr++, ptr2++) { + *ptr2 = *ptr; + if (*ptr == '\t') { + *ptr = ' '; + *ptr2 = ' '; + } + else if (*ptr == '\n') { + *ptr = ' '; + *ptr2 = '\0'; + break; + } + } + + /* find the words in the line */ + + ptr = str; + while (*ptr != '\0') { + + /* jump over leading spaces */ + while (*ptr == ' ') + ptr++; + + /* break if we reach the end */ + if (*ptr == '\0') + break; + + /* save pointer to beginning of word */ + if (num_words >= max_words) { + max_words += 10; + words = (char **) realloc (words, sizeof (char *) * max_words); + } + words[num_words++] = ptr; + + /* jump over non-spaces */ + while (*ptr != ' ') + ptr++; + + /* place a null character here to mark the end of the word */ + *ptr++ = '\0'; + } + + /* return the list of words */ + *nwords = num_words; + *orig_line = str_copy; + return (words); +} + + +/****************************************************************************** +Return the value of an item, given a pointer to it and its type. + +Entry: + item - pointer to item + type - data type that "item" points to + +Exit: + returns a double-precision float that contains the value of the item +******************************************************************************/ + +double get_item_value(char *item, int type) +{ + unsigned char *puchar; + char *pchar; + short int *pshort; + unsigned short int *pushort; + int *pint; + unsigned int *puint; + float *pfloat; + double *pdouble; + int int_value; + unsigned int uint_value; + double double_value; + + switch (type) { + case PLY_CHAR: + pchar = (char *) item; + int_value = *pchar; + return ((double) int_value); + case PLY_UCHAR: + puchar = (unsigned char *) item; + int_value = *puchar; + return ((double) int_value); + case PLY_SHORT: + pshort = (short int *) item; + int_value = *pshort; + return ((double) int_value); + case PLY_USHORT: + pushort = (unsigned short int *) item; + int_value = *pushort; + return ((double) int_value); + case PLY_INT: + pint = (int *) item; + int_value = *pint; + return ((double) int_value); + case PLY_UINT: + puint = (unsigned int *) item; + uint_value = *puint; + return ((double) uint_value); + case PLY_FLOAT: + pfloat = (float *) item; + double_value = *pfloat; + return (double_value); + case PLY_DOUBLE: + pdouble = (double *) item; + double_value = *pdouble; + return (double_value); + default: + fprintf (stderr, "get_item_value: bad type = %d\n", type); + exit (-1); + } +} + + +/****************************************************************************** +Write out an item to a file as raw binary bytes. + +Entry: + fp - file to write to + int_val - integer version of item + uint_val - unsigned integer version of item + double_val - double-precision float version of item + type - data type to write out +******************************************************************************/ + +void write_binary_item( + FILE *fp, + int int_val, + unsigned int uint_val, + double double_val, + int type +) +{ + unsigned char uchar_val; + char char_val; + unsigned short ushort_val; + short short_val; + float float_val; + + switch (type) { + case PLY_CHAR: + char_val = (char)int_val; + fwrite (&char_val, 1, 1, fp); + break; + case PLY_SHORT: + short_val = (short)int_val; + fwrite (&short_val, 2, 1, fp); + break; + case PLY_INT: + fwrite (&int_val, 4, 1, fp); + break; + case PLY_UCHAR: + uchar_val = (unsigned char) uint_val; + fwrite (&uchar_val, 1, 1, fp); + break; + case PLY_USHORT: + ushort_val = (unsigned short)uint_val; + fwrite (&ushort_val, 2, 1, fp); + break; + case PLY_UINT: + fwrite (&uint_val, 4, 1, fp); + break; + case PLY_FLOAT: + float_val = (float) double_val; + fwrite (&float_val, 4, 1, fp); + break; + case PLY_DOUBLE: + fwrite (&double_val, 8, 1, fp); + break; + default: + fprintf (stderr, "write_binary_item: bad type = %d\n", type); + exit (-1); + } +} + + +/****************************************************************************** +Write out an item to a file as ascii characters. + +Entry: + fp - file to write to + int_val - integer version of item + uint_val - unsigned integer version of item + double_val - double-precision float version of item + type - data type to write out +******************************************************************************/ + +void write_ascii_item( + FILE *fp, + int int_val, + unsigned int uint_val, + double double_val, + int type +) +{ + switch (type) { + case PLY_CHAR: + case PLY_SHORT: + case PLY_INT: + fprintf (fp, "%d ", int_val); + break; + case PLY_UCHAR: + case PLY_USHORT: + case PLY_UINT: + fprintf (fp, "%u ", uint_val); + break; + case PLY_FLOAT: + case PLY_DOUBLE: + fprintf (fp, "%g ", double_val); + break; + default: + fprintf (stderr, "write_ascii_item: bad type = %d\n", type); + exit (-1); + } +} + + +/****************************************************************************** +Write out an item to a file as ascii characters. + +Entry: + fp - file to write to + item - pointer to item to write + type - data type that "item" points to + +Exit: + returns a double-precision float that contains the value of the written item +******************************************************************************/ + +double old_write_ascii_item(FILE *fp, char *item, int type) +{ + unsigned char *puchar; + char *pchar; + short int *pshort; + unsigned short int *pushort; + int *pint; + unsigned int *puint; + float *pfloat; + double *pdouble; + int int_value; + unsigned int uint_value; + double double_value; + + switch (type) { + case PLY_CHAR: + pchar = (char *) item; + int_value = *pchar; + fprintf (fp, "%d ", int_value); + return ((double) int_value); + case PLY_UCHAR: + puchar = (unsigned char *) item; + int_value = *puchar; + fprintf (fp, "%d ", int_value); + return ((double) int_value); + case PLY_SHORT: + pshort = (short int *) item; + int_value = *pshort; + fprintf (fp, "%d ", int_value); + return ((double) int_value); + case PLY_USHORT: + pushort = (unsigned short int *) item; + int_value = *pushort; + fprintf (fp, "%d ", int_value); + return ((double) int_value); + case PLY_INT: + pint = (int *) item; + int_value = *pint; + fprintf (fp, "%d ", int_value); + return ((double) int_value); + case PLY_UINT: + puint = (unsigned int *) item; + uint_value = *puint; + fprintf (fp, "%u ", uint_value); + return ((double) uint_value); + case PLY_FLOAT: + pfloat = (float *) item; + double_value = *pfloat; + fprintf (fp, "%g ", double_value); + return (double_value); + case PLY_DOUBLE: + pdouble = (double *) item; + double_value = *pdouble; + fprintf (fp, "%g ", double_value); + return (double_value); + default: + fprintf (stderr, "old_write_ascii_item: bad type = %d\n", type); + exit (-1); + } +} + + +/****************************************************************************** +Get the value of an item that is in memory, and place the result +into an integer, an unsigned integer and a double. + +Entry: + ptr - pointer to the item + type - data type supposedly in the item + +Exit: + int_val - integer value + uint_val - unsigned integer value + double_val - double-precision floating point value +******************************************************************************/ + +void get_stored_item( + void *ptr, + int type, + int *int_val, + unsigned int *uint_val, + double *double_val +) +{ + switch (type) { + case PLY_CHAR: + *int_val = *((char *) ptr); + *uint_val = *int_val; + *double_val = *int_val; + break; + case PLY_UCHAR: + *uint_val = *((unsigned char *) ptr); + *int_val = *uint_val; + *double_val = *uint_val; + break; + case PLY_SHORT: + *int_val = *((short int *) ptr); + *uint_val = *int_val; + *double_val = *int_val; + break; + case PLY_USHORT: + *uint_val = *((unsigned short int *) ptr); + *int_val = *uint_val; + *double_val = *uint_val; + break; + case PLY_INT: + *int_val = *((int *) ptr); + *uint_val = *int_val; + *double_val = *int_val; + break; + case PLY_UINT: + *uint_val = *((unsigned int *) ptr); + *int_val = *uint_val; + *double_val = *uint_val; + break; + case PLY_FLOAT: + *double_val = *((float *) ptr); + *int_val = (int)*double_val; + *uint_val = (unsigned int)*double_val; + break; + case PLY_DOUBLE: + *double_val = *((double *) ptr); + *int_val = (int)*double_val; + *uint_val =(unsigned int) *double_val; + break; + default: + fprintf (stderr, "get_stored_item: bad type = %d\n", type); + exit (-1); + } +} + + +/****************************************************************************** +Get the value of an item from a binary file, and place the result +into an integer, an unsigned integer and a double. + +Entry: + fp - file to get item from + type - data type supposedly in the word + +Exit: + int_val - integer value + uint_val - unsigned integer value + double_val - double-precision floating point value +******************************************************************************/ + +void get_binary_item( + FILE *fp, + int type, + int *int_val, + unsigned int *uint_val, + double *double_val +) +{ + char c[8]; + void *ptr; + + ptr = (void *) c; + + switch (type) { + case PLY_CHAR: + fread (ptr, 1, 1, fp); + *int_val = *((char *) ptr); + *uint_val = *int_val; + *double_val = *int_val; + break; + case PLY_UCHAR: + fread (ptr, 1, 1, fp); + *uint_val = *((unsigned char *) ptr); + *int_val = *uint_val; + *double_val = *uint_val; + break; + case PLY_SHORT: + fread (ptr, 2, 1, fp); + *int_val = *((short int *) ptr); + *uint_val = *int_val; + *double_val = *int_val; + break; + case PLY_USHORT: + fread (ptr, 2, 1, fp); + *uint_val = *((unsigned short int *) ptr); + *int_val = *uint_val; + *double_val = *uint_val; + break; + case PLY_INT: + fread (ptr, 4, 1, fp); + *int_val = *((int *) ptr); + *uint_val = *int_val; + *double_val = *int_val; + break; + case PLY_UINT: + fread (ptr, 4, 1, fp); + *uint_val = *((unsigned int *) ptr); + *int_val = *uint_val; + *double_val = *uint_val; + break; + case PLY_FLOAT: + fread (ptr, 4, 1, fp); + *double_val = *((float *) ptr); + *int_val = (int)*double_val; + *uint_val =(unsigned int) *double_val; + break; + case PLY_DOUBLE: + fread (ptr, 8, 1, fp); + *double_val = *((double *) ptr); + *int_val = (int)*double_val; + *uint_val = (unsigned int)*double_val; + break; + default: + fprintf (stderr, "get_binary_item: bad type = %d\n", type); + exit (-1); + } +} + + +/****************************************************************************** +Extract the value of an item from an ascii word, and place the result +into an integer, an unsigned integer and a double. + +Entry: + word - word to extract value from + type - data type supposedly in the word + +Exit: + int_val - integer value + uint_val - unsigned integer value + double_val - double-precision floating point value +******************************************************************************/ + +void get_ascii_item( + char *word, + int type, + int *int_val, + unsigned int *uint_val, + double *double_val +) +{ + switch (type) { + case PLY_CHAR: + case PLY_UCHAR: + case PLY_SHORT: + case PLY_USHORT: + case PLY_INT: + *int_val = atoi (word); + *uint_val = *int_val; + *double_val = *int_val; + break; + + case PLY_UINT: + *uint_val = strtoul (word, (char **) NULL, 10); + *int_val = *uint_val; + *double_val = *uint_val; + break; + + case PLY_FLOAT: + case PLY_DOUBLE: + *double_val = atof (word); + *int_val = (int) *double_val; + *uint_val = (unsigned int) *double_val; + break; + + default: + fprintf (stderr, "get_ascii_item: bad type = %d\n", type); + exit (-1); + } +} + + +/****************************************************************************** +Store a value into a place being pointed to, guided by a data type. + +Entry: + item - place to store value + type - data type + int_val - integer version of value + uint_val - unsigned integer version of value + double_val - double version of value + +Exit: + item - pointer to stored value +******************************************************************************/ + +void store_item ( + char *item, + int type, + int int_val, + unsigned int uint_val, + double double_val +) +{ + unsigned char *puchar; + short int *pshort; + unsigned short int *pushort; + int *pint; + unsigned int *puint; + float *pfloat; + double *pdouble; + + switch (type) { + case PLY_CHAR: + *item = (char) int_val; + break; + case PLY_UCHAR: + puchar = (unsigned char *) item; + *puchar = (unsigned char)uint_val; + break; + case PLY_SHORT: + pshort = (short *) item; + *pshort = (short)int_val; + break; + case PLY_USHORT: + pushort = (unsigned short *) item; + *pushort = (unsigned short)uint_val; + break; + case PLY_INT: + pint = (int *) item; + *pint = int_val; + break; + case PLY_UINT: + puint = (unsigned int *) item; + *puint = uint_val; + break; + case PLY_FLOAT: + pfloat = (float *) item; + *pfloat = (float)double_val; + break; + case PLY_DOUBLE: + pdouble = (double *) item; + *pdouble = double_val; + break; + default: + fprintf (stderr, "store_item: bad type = %d\n", type); + exit (-1); + } +} + + +/****************************************************************************** +Add an element to a PLY file descriptor. + +Entry: + plyfile - PLY file descriptor + words - list of words describing the element + nwords - number of words in the list +******************************************************************************/ + +void add_element (PlyFile *plyfile, char **words) +{ + PlyElement *elem; + + /* create the new element */ + elem = (PlyElement *) myalloc (sizeof (PlyElement)); + elem->name = strdup (words[1]); + elem->num = atoi (words[2]); + elem->nprops = 0; + + /* make room for new element in the object's list of elements */ + if (plyfile->nelems == 0) + plyfile->elems = (PlyElement **) myalloc (sizeof (PlyElement *)); + else + plyfile->elems = (PlyElement **) realloc (plyfile->elems, + sizeof (PlyElement *) * (plyfile->nelems + 1)); + + /* add the new element to the object's list */ + plyfile->elems[plyfile->nelems] = elem; + plyfile->nelems++; +} + + +/****************************************************************************** +Return the type of a property, given the name of the property. + +Entry: + name - name of property type + +Exit: + returns integer code for property, or 0 if not found +******************************************************************************/ + +int get_prop_type(char *type_name) +{ + int i; + + for (i = PLY_START_TYPE + 1; i < PLY_END_TYPE; i++) + if (equal_strings (type_name, type_names[i])) + return (i); + + /* if we get here, we didn't find the type */ + return (0); +} + + +/****************************************************************************** +Add a property to a PLY file descriptor. + +Entry: + plyfile - PLY file descriptor + words - list of words describing the property + nwords - number of words in the list +******************************************************************************/ + +void add_property (PlyFile *plyfile, char **words) +{ + PlyProperty *prop; + PlyElement *elem; + + /* create the new property */ + + prop = (PlyProperty *) myalloc (sizeof (PlyProperty)); + + if (equal_strings (words[1], "list")) { /* is a list */ + prop->count_external = get_prop_type (words[2]); + prop->external_type = get_prop_type (words[3]); + prop->name = strdup (words[4]); + prop->is_list = 1; + } + else { /* not a list */ + prop->external_type = get_prop_type (words[1]); + prop->name = strdup (words[2]); + prop->is_list = 0; + } + + /* add this property to the list of properties of the current element */ + + elem = plyfile->elems[plyfile->nelems - 1]; + + if (elem->nprops == 0) + elem->props = (PlyProperty **) myalloc (sizeof (PlyProperty *)); + else + elem->props = (PlyProperty **) realloc (elem->props, + sizeof (PlyProperty *) * (elem->nprops + 1)); + + elem->props[elem->nprops] = prop; + elem->nprops++; +} + + +/****************************************************************************** +Add a comment to a PLY file descriptor. + +Entry: + plyfile - PLY file descriptor + line - line containing comment +******************************************************************************/ + +void add_comment (PlyFile *plyfile, char *line) +{ + int i; + + /* skip over "comment" and leading spaces and tabs */ + i = 7; + while (line[i] == ' ' || line[i] == '\t') + i++; + + ply_put_comment (plyfile, &line[i]); +} + + +/****************************************************************************** +Add a some object information to a PLY file descriptor. + +Entry: + plyfile - PLY file descriptor + line - line containing text info +******************************************************************************/ + +void add_obj_info (PlyFile *plyfile, char *line) +{ + int i; + + /* skip over "obj_info" and leading spaces and tabs */ + i = 8; + while (line[i] == ' ' || line[i] == '\t') + i++; + + ply_put_obj_info (plyfile, &line[i]); +} + + +/****************************************************************************** +Copy a property. +******************************************************************************/ + +void copy_property(PlyProperty *dest, PlyProperty *src) +{ + dest->name = strdup (src->name); + dest->external_type = src->external_type; + dest->internal_type = src->internal_type; + dest->offset = src->offset; + + dest->is_list = src->is_list; + dest->count_external = src->count_external; + dest->count_internal = src->count_internal; + dest->count_offset = src->count_offset; +} + + +/****************************************************************************** +Allocate some memory. + +Entry: + size - amount of memory requested (in bytes) + lnum - line number from which memory was requested + fname - file name from which memory was requested +******************************************************************************/ + +static char *my_alloc(int size, int lnum, char *fname) +{ + char *ptr; + + ptr = (char *) malloc (size); + + if (ptr == 0) { + fprintf(stderr, "Memory allocation bombed on line %d in %s\n", lnum, fname); + } + + return (ptr); +} + diff --git a/intern/bsp/test/Makefile b/intern/bsp/test/Makefile new file mode 100644 index 00000000000..17ed638d745 --- /dev/null +++ b/intern/bsp/test/Makefile @@ -0,0 +1,72 @@ +# +# $Id$ +# +# ***** BEGIN GPL/BL DUAL LICENSE BLOCK ***** +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License +# as published by the Free Software Foundation; either version 2 +# of the License, or (at your option) any later version. The Blender +# Foundation also sells licenses for use in proprietary software under +# the Blender License. See http://www.blender.org/BL/ for information +# about this. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software Foundation, +# Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. +# +# The Original Code is Copyright (C) 2001-2002 by NaN Holding BV. +# All rights reserved. +# +# The Original Code is: all of this file. +# +# Contributor(s): none yet. +# +# ***** END GPL/BL DUAL LICENSE BLOCK ***** +# bsp test makefile. +# + +LIBNAME = bsp +SOURCEDIR = intern/$(LIBNAME)/test +DIR = $(OCGDIR)/$(SOURCEDIR) + +include nan_compile.mk + +DIRS = BSP_GhostTest + +include nan_subdirs.mk + +include nan_link.mk + +LIBS = $(OCGDIR)/intern/$(LIBNAME)/test/BSP_GhostTest/$(DEBUG_DIR)libBSP_GhostTest.a +LIBS += $(OCGDIR)/intern/$(LIBNAME)/$(DEBUG_DIR)libbsp.a + +SLIBS += $(NAN_MOTO)/lib/$(DEBUG_DIR)libmoto.a +SLIBS += $(NAN_GHOST)/lib/$(DEBUG_DIR)libghost.a +SLIBS += $(NAN_STRING)/lib/$(DEBUG_DIR)libstring.a + +ifeq ($(OS),$(findstring $(OS), "beos darwin linux freebsd openbsd")) + LLIBS = -L/usr/X11R6/lib -lglut -pthread -lXi -lXmu +endif + +all debug:: $(LIBS) $(DIR)/$(DEBUG_DIR)BSPGhostTest + +$(DIR)/$(DEBUG_DIR)BSPGhostTest: + @echo "****> linking $@ in $(DIR)" + $(CCC) $(LDFLAGS) -o $(DIR)/$(DEBUG_DIR)BSPGhostTest $(LIBS) $(SLIBS) $(LLIBS) $(DADD) + +clean:: + $(RM) $(DIR)/BSPGhostTest $(DIR)/debug/BSPGhostTest + +test:: all + $(DIR)/BSPGhostTest + + + + + |