diff options
Diffstat (limited to 'source/gameengine/GamePlayer/common/GPC_RenderTools.cpp')
| -rw-r--r-- | source/gameengine/GamePlayer/common/GPC_RenderTools.cpp | 456 |
1 files changed, 226 insertions, 230 deletions
diff --git a/source/gameengine/GamePlayer/common/GPC_RenderTools.cpp b/source/gameengine/GamePlayer/common/GPC_RenderTools.cpp index 37b27c6c5b1..986ed46455d 100644 --- a/source/gameengine/GamePlayer/common/GPC_RenderTools.cpp +++ b/source/gameengine/GamePlayer/common/GPC_RenderTools.cpp @@ -27,142 +27,258 @@ * ***** END GPL LICENSE BLOCK ***** */ -#include <assert.h> - -#ifdef WIN32 -#pragma warning (disable : 4786) -#include <windows.h> -#endif - #include "GL/glew.h" -#include <iostream> - -#include "GPC_RenderTools.h" - #include "RAS_IRenderTools.h" #include "RAS_IRasterizer.h" #include "RAS_LightObject.h" #include "RAS_ICanvas.h" #include "RAS_GLExtensionManager.h" -// next two includes/dependencies come from the shadow feature -// it needs the gameobject and the sumo physics scene for a raycast #include "KX_GameObject.h" - #include "KX_PolygonMaterial.h" -#include "Value.h" +#include "KX_BlenderMaterial.h" +#include "KX_RayCast.h" +#include "KX_IPhysicsController.h" -//#include "KX_BlenderGL.h" // for text printing -//#include "KX_BlenderClientObject.h" -#include "STR_String.h" -#include "RAS_BucketManager.h" // for polymaterial (needed for textprinting) - - -// Blender includes -/* This list includes only data type definitions */ -#include "DNA_object_types.h" -#include "DNA_material_types.h" -#include "DNA_image_types.h" -#include "DNA_lamp_types.h" -#include "DNA_group_types.h" -#include "DNA_scene_types.h" -#include "DNA_camera_types.h" -#include "DNA_property_types.h" -#include "DNA_text_types.h" -#include "DNA_sensor_types.h" -#include "DNA_controller_types.h" -#include "DNA_actuator_types.h" -#include "DNA_mesh_types.h" -#include "DNA_meshdata_types.h" -#include "DNA_view3d_types.h" -#include "DNA_world_types.h" - -#include "BKE_global.h" -#include "BKE_image.h" -#include "BKE_bmfont.h" -#include "BKE_bmfont_types.h" -#include "BKE_main.h" +#include "PHY_IPhysicsEnvironment.h" -#include "IMB_imbuf_types.h" +#include "STR_String.h" #include "GPU_draw.h" -// End of Blender includes -#include "KX_Scene.h" -#include "KX_RayCast.h" -#include "KX_IPhysicsController.h" -#include "PHY_IPhysicsEnvironment.h" -#include "KX_BlenderMaterial.h" +#include "BKE_bmfont.h" // for text printing +#include "BKE_bmfont_types.h" + +#include "GPC_RenderTools.h" + +unsigned int GPC_RenderTools::m_numgllights; GPC_RenderTools::GPC_RenderTools() { m_font = BMF_GetFont(BMF_kHelvetica10); + glGetIntegerv(GL_MAX_LIGHTS, (GLint*) &m_numgllights); if (m_numgllights < 8) m_numgllights = 8; } - GPC_RenderTools::~GPC_RenderTools() { } +void GPC_RenderTools::BeginFrame(RAS_IRasterizer* rasty) +{ + m_clientobject = NULL; + m_lastlightlayer = -1; + m_lastlighting = false; + DisableOpenGLLights(); +} void GPC_RenderTools::EndFrame(RAS_IRasterizer* rasty) { } +/* ProcessLighting performs lighting on objects. the layer is a bitfield that + * contains layer information. There are 20 'official' layers in blender. A + * light is applied on an object only when they are in the same layer. OpenGL + * has a maximum of 8 lights (simultaneous), so 20 * 8 lights are possible in + * a scene. */ -void GPC_RenderTools::BeginFrame(RAS_IRasterizer* rasty) +void GPC_RenderTools::ProcessLighting(int layer, const MT_Transform& viewmat) { - m_clientobject=NULL; - m_modified=true; - DisableOpenGLLights(); + if(m_lastlightlayer == layer) + return; -} + m_lastlightlayer = layer; -int GPC_RenderTools::ProcessLighting(int layer) -{ - int result = false; + bool enable = false; - if (layer < 0) - { - DisableOpenGLLights(); - result = false; - } else + if (layer >= 0) { if (m_clientobject) - { - if (applyLights(layer)) - { - EnableOpenGLLights(); - result = true; - } else - { - DisableOpenGLLights(); - result = false; - } + { + if (layer == RAS_LIGHT_OBJECT_LAYER) + layer = static_cast<KX_GameObject*>(m_clientobject)->GetLayer(); + + enable = applyLights(layer, viewmat); } } - return result; + + if(enable) + EnableOpenGLLights(); + else + DisableOpenGLLights(); } void GPC_RenderTools::EnableOpenGLLights() { + if(m_lastlighting == true) + return; + glEnable(GL_LIGHTING); glEnable(GL_COLOR_MATERIAL); - glColorMaterial(GL_FRONT_AND_BACK,GL_DIFFUSE); + + glColorMaterial(GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE); + glLightModeli(GL_LIGHT_MODEL_TWO_SIDE, true); if (GLEW_EXT_separate_specular_color || GLEW_VERSION_1_2) glLightModeli(GL_LIGHT_MODEL_COLOR_CONTROL, GL_SEPARATE_SPECULAR_COLOR); + + m_lastlighting = true; +} + +void GPC_RenderTools::DisableOpenGLLights() +{ + if(m_lastlighting == false) + return; + + glDisable(GL_LIGHTING); + glDisable(GL_COLOR_MATERIAL); + + m_lastlighting = false; +} + + +void GPC_RenderTools::SetClientObject(RAS_IRasterizer *rasty, void* obj) +{ + if (m_clientobject != obj) + { + bool ccw = (obj == NULL || !((KX_GameObject*)obj)->IsNegativeScaling()); + rasty->SetFrontFace(ccw); + + m_clientobject = obj; + } } -void GPC_RenderTools::RenderText2D(RAS_TEXT_RENDER_MODE mode, - const char* text, - int xco, - int yco, - int width, - int height) + +bool GPC_RenderTools::RayHit(KX_ClientObjectInfo* client, MT_Point3& hit_point, MT_Vector3& hit_normal, void * const data) +{ + double* const oglmatrix = (double* const) data; + MT_Point3 resultpoint(hit_point); + MT_Vector3 resultnormal(hit_normal); + MT_Vector3 left(oglmatrix[0],oglmatrix[1],oglmatrix[2]); + MT_Vector3 dir = -(left.cross(resultnormal)).safe_normalized(); + left = (dir.cross(resultnormal)).safe_normalized(); + // for the up vector, we take the 'resultnormal' returned by the physics + + double maat[16]={ + left[0], left[1], left[2], 0, + dir[0], dir[1], dir[2], 0, + resultnormal[0],resultnormal[1],resultnormal[2], 0, + 0, 0, 0, 1}; + glTranslated(resultpoint[0],resultpoint[1],resultpoint[2]); + //glMultMatrixd(oglmatrix); + glMultMatrixd(maat); + return true; +} + +void GPC_RenderTools::applyTransform(RAS_IRasterizer* rasty,double* oglmatrix,int objectdrawmode ) +{ + /* FIXME: + blender: intern/moto/include/MT_Vector3.inl:42: MT_Vector3 operator/(const + MT_Vector3&, double): Assertion `!MT_fuzzyZero(s)' failed. + + Program received signal SIGABRT, Aborted. + [Switching to Thread 16384 (LWP 1519)] + 0x40477571 in kill () from /lib/libc.so.6 + (gdb) bt + #7 0x08334368 in MT_Vector3::normalized() const () + #8 0x0833e6ec in GPC_RenderTools::applyTransform(RAS_IRasterizer*, double*, int) () + */ + + if (objectdrawmode & RAS_IPolyMaterial::BILLBOARD_SCREENALIGNED || + objectdrawmode & RAS_IPolyMaterial::BILLBOARD_AXISALIGNED) + { + // rotate the billboard/halo + //page 360/361 3D Game Engine Design, David Eberly for a discussion + // on screen aligned and axis aligned billboards + // assumed is that the preprocessor transformed all billboard polygons + // so that their normal points into the positive x direction (1.0 , 0.0 , 0.0) + // when new parenting for objects is done, this rotation + // will be moved into the object + + MT_Point3 objpos (oglmatrix[12],oglmatrix[13],oglmatrix[14]); + MT_Point3 campos = rasty->GetCameraPosition(); + MT_Vector3 dir = (campos - objpos).safe_normalized(); + MT_Vector3 up(0,0,1.0); + + KX_GameObject* gameobj = (KX_GameObject*) this->m_clientobject; + // get scaling of halo object + MT_Vector3 size = gameobj->GetSGNode()->GetLocalScale(); + + bool screenaligned = (objectdrawmode & RAS_IPolyMaterial::BILLBOARD_SCREENALIGNED)!=0;//false; //either screen or axisaligned + if (screenaligned) + { + up = (up - up.dot(dir) * dir).safe_normalized(); + } else + { + dir = (dir - up.dot(dir)*up).safe_normalized(); + } + + MT_Vector3 left = dir.normalized(); + dir = (left.cross(up)).normalized(); + + // we have calculated the row vectors, now we keep + // local scaling into account: + + left *= size[0]; + dir *= size[1]; + up *= size[2]; + double maat[16]={ + left[0], left[1],left[2], 0, + dir[0], dir[1],dir[2],0, + up[0],up[1],up[2],0, + 0,0,0,1}; + glTranslated(objpos[0],objpos[1],objpos[2]); + glMultMatrixd(maat); + + } else + { + if (objectdrawmode & RAS_IPolyMaterial::SHADOW) + { + // shadow must be cast to the ground, physics system needed here! + MT_Point3 frompoint(oglmatrix[12],oglmatrix[13],oglmatrix[14]); + KX_GameObject *gameobj = (KX_GameObject*) this->m_clientobject; + MT_Vector3 direction = MT_Vector3(0,0,-1); + + direction.normalize(); + direction *= 100000; + + MT_Point3 topoint = frompoint + direction; + + KX_Scene* kxscene = (KX_Scene*) m_auxilaryClientInfo; + PHY_IPhysicsEnvironment* physics_environment = kxscene->GetPhysicsEnvironment(); + KX_IPhysicsController* physics_controller = gameobj->GetPhysicsController(); + + KX_GameObject *parent = gameobj->GetParent(); + if (!physics_controller && parent) + physics_controller = parent->GetPhysicsController(); + if (parent) + parent->Release(); + + MT_Point3 resultpoint; + MT_Vector3 resultnormal; + if (!KX_RayCast::RayTest(physics_controller, physics_environment, frompoint, topoint, resultpoint, resultnormal, KX_RayCast::Callback<GPC_RenderTools>(this, oglmatrix))) + { + // couldn't find something to cast the shadow on... + glMultMatrixd(oglmatrix); + } + } else + { + + // 'normal' object + glMultMatrixd(oglmatrix); + } + } +} + + +void GPC_RenderTools::RenderText2D(RAS_TEXT_RENDER_MODE mode, + const char* text, + int xco, + int yco, + int width, + int height) { STR_String tmpstr(text); int lines; @@ -235,11 +351,9 @@ void GPC_RenderTools::RenderText2D(RAS_TEXT_RENDER_MODE mode, glDisable(GL_LIGHTING); } -/** - * Copied from KX_BlenderRenderTools.cpp in KX_blenderhook - * Renders text into a (series of) polygon(s), using a texture font, - * Each character consists of one polygon (one quad or two triangles) - */ +/* Render Text renders text into a (series of) polygon, using a texture font, + * Each character consists of one polygon (one quad or two triangles) */ + void GPC_RenderTools::RenderText( int mode, RAS_IPolyMaterial* polymat, @@ -249,7 +363,7 @@ void GPC_RenderTools::RenderText( const unsigned int flag = polymat->GetFlag(); struct MTFace* tface = 0; - unsigned int* col = 0; + unsigned int *col = 0; if(flag & RAS_BLENDERMAT) { KX_BlenderMaterial *bl_mat = static_cast<KX_BlenderMaterial*>(polymat); @@ -260,17 +374,29 @@ void GPC_RenderTools::RenderText( tface = blenderpoly->GetMTFace(); col = blenderpoly->GetMCol(); } - + GPU_render_text(tface, mode, mytext, mytext.Length(), col, v1, v2, v3, v4, glattrib); } -int GPC_RenderTools::applyLights(int objectlayer) + +void GPC_RenderTools::PushMatrix() +{ + glPushMatrix(); +} + +void GPC_RenderTools::PopMatrix() { -// taken from blender source, incompatibility between Blender Object / GameObject + glPopMatrix(); +} + +int GPC_RenderTools::applyLights(int objectlayer, const MT_Transform& viewmat) +{ + // taken from blender source, incompatibility between Blender Object / GameObject + float glviewmat[16]; unsigned int count; float vec[4]; - + vec[3]= 1.0; for(count=0; count<m_numgllights; count++) @@ -279,23 +405,20 @@ int GPC_RenderTools::applyLights(int objectlayer) //std::vector<struct RAS_LightObject*> m_lights; std::vector<struct RAS_LightObject*>::iterator lit = m_lights.begin(); + viewmat.getValue(glviewmat); + glPushMatrix(); + glLoadMatrixf(glviewmat); for (lit = m_lights.begin(), count = 0; !(lit==m_lights.end()) && count < m_numgllights; ++lit) { RAS_LightObject* lightdata = (*lit); if (lightdata->m_layer & objectlayer) { - - glPushMatrix(); - glLoadMatrixf(m_viewmat); - - vec[0] = (*(lightdata->m_worldmatrix))(0,3); vec[1] = (*(lightdata->m_worldmatrix))(1,3); vec[2] = (*(lightdata->m_worldmatrix))(2,3); vec[3] = 1; - if(lightdata->m_type==RAS_LightObject::LIGHT_SUN) { vec[0] = (*(lightdata->m_worldmatrix))(0,2); @@ -351,142 +474,16 @@ int GPC_RenderTools::applyLights(int objectlayer) } glLightfv((GLenum)(GL_LIGHT0+count), GL_SPECULAR, vec); glEnable((GLenum)(GL_LIGHT0+count)); - - count++; - glPopMatrix(); + count++; } } + glPopMatrix(); return count; } -void GPC_RenderTools::SetClientObject(void* obj) -{ - if (m_clientobject != obj) - { - if (obj == NULL || !((KX_GameObject*)obj)->IsNegativeScaling()) - { - glFrontFace(GL_CCW); - } else - { - glFrontFace(GL_CW); - } - m_clientobject = obj; - m_modified = true; - } -} - -bool GPC_RenderTools::RayHit(KX_ClientObjectInfo* client, MT_Point3& hit_point, MT_Vector3& hit_normal, void * const data) -{ - double* const oglmatrix = (double* const) data; - MT_Point3 resultpoint(hit_point); - MT_Vector3 resultnormal(hit_normal); - MT_Vector3 left(oglmatrix[0],oglmatrix[1],oglmatrix[2]); - MT_Vector3 dir = -(left.cross(resultnormal)).safe_normalized(); - left = (dir.cross(resultnormal)).safe_normalized(); - // for the up vector, we take the 'resultnormal' returned by the physics - - double maat[16]={ - left[0], left[1], left[2], 0, - dir[0], dir[1], dir[2], 0, - resultnormal[0],resultnormal[1],resultnormal[2], 0, - 0, 0, 0, 1}; - glTranslated(resultpoint[0],resultpoint[1],resultpoint[2]); - //glMultMatrixd(oglmatrix); - glMultMatrixd(maat); - return true; -} - -void GPC_RenderTools::applyTransform(RAS_IRasterizer* rasty,double* oglmatrix,int objectdrawmode ) -{ - if (objectdrawmode & RAS_IPolyMaterial::BILLBOARD_SCREENALIGNED || - objectdrawmode & RAS_IPolyMaterial::BILLBOARD_AXISALIGNED) - { - // rotate the billboard/halo - //page 360/361 3D Game Engine Design, David Eberly for a discussion - // on screen aligned and axis aligned billboards - // assumed is that the preprocessor transformed all billboard polygons - // so that their normal points into the positive x direction (1.0 , 0.0 , 0.0) - // when new parenting for objects is done, this rotation - // will be moved into the object - - MT_Point3 objpos (oglmatrix[12],oglmatrix[13],oglmatrix[14]); - MT_Point3 campos = rasty->GetCameraPosition(); - MT_Vector3 dir = (campos - objpos).safe_normalized(); - MT_Vector3 up(0,0,1.0); - - KX_GameObject* gameobj = (KX_GameObject*) this->m_clientobject; - // get scaling of halo object - MT_Vector3 size = gameobj->GetSGNode()->GetLocalScale(); - - bool screenaligned = (objectdrawmode & RAS_IPolyMaterial::BILLBOARD_SCREENALIGNED)!=0;//false; //either screen or axisaligned - if (screenaligned) - { - up = (up - up.dot(dir) * dir).safe_normalized(); - } else - { - dir = (dir - up.dot(dir)*up).safe_normalized(); - } - - MT_Vector3 left = dir.normalized(); - dir = (left.cross(up)).normalized(); - - // we have calculated the row vectors, now we keep - // local scaling into account: - - left *= size[0]; - dir *= size[1]; - up *= size[2]; - double maat[16]={ - left[0], left[1],left[2], 0, - dir[0], dir[1],dir[2],0, - up[0],up[1],up[2],0, - 0,0,0,1}; - glTranslated(objpos[0],objpos[1],objpos[2]); - glMultMatrixd(maat); - - } else - { - if (objectdrawmode & RAS_IPolyMaterial::SHADOW) - { - // shadow must be cast to the ground, physics system needed here! - MT_Point3 frompoint(oglmatrix[12],oglmatrix[13],oglmatrix[14]); - KX_GameObject *gameobj = (KX_GameObject*) this->m_clientobject; - MT_Vector3 direction = MT_Vector3(0,0,-1); - - direction.normalize(); - direction *= 100000; - - MT_Point3 topoint = frompoint + direction; - - KX_Scene* kxscene = (KX_Scene*) m_auxilaryClientInfo; - PHY_IPhysicsEnvironment* physics_environment = kxscene->GetPhysicsEnvironment(); - KX_IPhysicsController* physics_controller = gameobj->GetPhysicsController(); - - KX_GameObject *parent = gameobj->GetParent(); - if (!physics_controller && parent) - physics_controller = parent->GetPhysicsController(); - if (parent) - parent->Release(); - - MT_Point3 resultpoint; - MT_Vector3 resultnormal; - if (!KX_RayCast::RayTest(physics_controller, physics_environment, frompoint, topoint, resultpoint, resultnormal, KX_RayCast::Callback<GPC_RenderTools>(this, oglmatrix))) - { - // couldn't find something to cast the shadow on... - glMultMatrixd(oglmatrix); - } - } else - { - - // 'normal' object - glMultMatrixd(oglmatrix); - } - } -} - void GPC_RenderTools::MotionBlur(RAS_IRasterizer* rasterizer) { int state = rasterizer->GetMotionBlurState(); @@ -517,7 +514,6 @@ void GPC_RenderTools::Update2DFilter(vector<STR_String>& propNames, void* gameOb void GPC_RenderTools::Render2DFilters(RAS_ICanvas* canvas) { - m_filtermanager.RenderFilters( canvas); + m_filtermanager.RenderFilters(canvas); } -unsigned int GPC_RenderTools::m_numgllights; |