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/**
* $Id$
* ***** 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 *****
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include "RAS_VAOpenGLRasterizer.h"
#ifdef WIN32
#include <windows.h>
#endif // WIN32
#ifdef __APPLE__
#include <OpenGL/gl.h>
#else
#include <GL/gl.h>
#endif
#include "STR_String.h"
#include "RAS_TexVert.h"
#include "MT_CmMatrix4x4.h"
#include "RAS_IRenderTools.h" // rendering text
#include "RAS_GLExtensionManager.h"
using namespace bgl;
RAS_VAOpenGLRasterizer::RAS_VAOpenGLRasterizer(RAS_ICanvas* canvas)
:RAS_OpenGLRasterizer(canvas)
{
}
RAS_VAOpenGLRasterizer::~RAS_VAOpenGLRasterizer()
{
}
bool RAS_VAOpenGLRasterizer::Init(void)
{
bool result = RAS_OpenGLRasterizer::Init();
if (result)
{
glEnableClientState(GL_VERTEX_ARRAY);
glDisableClientState(GL_TEXTURE_COORD_ARRAY);
glEnableClientState(GL_NORMAL_ARRAY);
glDisableClientState(GL_COLOR_ARRAY);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
}
return result;
}
void RAS_VAOpenGLRasterizer::SetDrawingMode(int drawingmode)
{
m_drawingmode = drawingmode;
switch (m_drawingmode)
{
case KX_BOUNDINGBOX:
{
}
case KX_WIREFRAME:
{
glDisable (GL_CULL_FACE);
break;
}
case KX_TEXTURED:
{
}
case KX_SHADED:
{
glEnableClientState(GL_COLOR_ARRAY);
}
case KX_SOLID:
{
break;
}
default:
{
}
}
}
void RAS_VAOpenGLRasterizer::Exit()
{
glDisableClientState(GL_VERTEX_ARRAY);
glDisableClientState(GL_TEXTURE_COORD_ARRAY);
glDisableClientState(GL_COLOR_ARRAY);
glDisableClientState(GL_NORMAL_ARRAY);
RAS_OpenGLRasterizer::Exit();
}
void RAS_VAOpenGLRasterizer::IndexPrimitives( const vecVertexArray& vertexarrays,
const vecIndexArrays & indexarrays,
int mode,
class RAS_IPolyMaterial* polymat,
class RAS_IRenderTools* rendertools,
bool useObjectColor,
const MT_Vector4& rgbacolor)
{
unsigned char* mypointer=NULL;
static const GLsizei vtxstride = sizeof(RAS_TexVert);
GLenum drawmode;
switch (mode)
{
case 0:
{
drawmode = GL_TRIANGLES;
break;
}
case 2:
{
drawmode = GL_QUADS;
break;
}
case 1: //lines
{
}
default:
{
drawmode = GL_LINES;
break;
}
}
const RAS_TexVert* vertexarray;
unsigned int numindices, vt;
if (drawmode != GL_LINES)
{
if (useObjectColor)
{
glDisableClientState(GL_COLOR_ARRAY);
glColor4d(rgbacolor[0], rgbacolor[1], rgbacolor[2], rgbacolor[3]);
} else
{
glColor4d(0,0,0,1.0);
glEnableClientState(GL_COLOR_ARRAY);
}
}
else
{
glColor3d(0,0,0);
}
// use glDrawElements to draw each vertexarray
for (vt=0;vt<vertexarrays.size();vt++)
{
vertexarray = &((*vertexarrays[vt]) [0]);
const KX_IndexArray & indexarray = (*indexarrays[vt]);
numindices = indexarray.size();
int numverts = vertexarrays[vt]->size();
if (!numindices)
continue;
glVertexPointer(3,GL_FLOAT,vtxstride,vertexarray->getLocalXYZ());
glTexCoordPointer(2,GL_FLOAT,vtxstride,vertexarray->getUV1());
glColorPointer(4,GL_UNSIGNED_BYTE,vtxstride,vertexarray->getRGBA());
glNormalPointer(GL_FLOAT,vtxstride,vertexarray->getNormal());
//glLockArraysEXT(0,numverts);
// here the actual drawing takes places
glDrawElements(drawmode,numindices,GL_UNSIGNED_SHORT,&(indexarray[0]));
//glUnlockArraysEXT();
}
}
void RAS_VAOpenGLRasterizer::EnableTextures(bool enable)
{
if (enable)
glEnableClientState(GL_TEXTURE_COORD_ARRAY);
else
glDisableClientState(GL_TEXTURE_COORD_ARRAY);
}
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