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update tutorial for SIGGRAPH course

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allow multiple graphing windows at the same time
This commit is contained in:
Erwin Coumans
2015-08-10 14:30:00 -07:00
parent edaa92c286
commit f89d587a02
12 changed files with 663 additions and 123 deletions
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30
examples/OpenGLWindow/SimpleOpenGL3App.cpp
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@@ -421,27 +421,27 @@ struct GfxVertex
float u,v;
};
int SimpleOpenGL3App::registerCubeShape(float halfExtentsX,float halfExtentsY, float halfExtentsZ, int textureIndex)
int SimpleOpenGL3App::registerCubeShape(float halfExtentsX,float halfExtentsY, float halfExtentsZ, int textureIndex, float textureScaling)
{
int strideInBytes = 9*sizeof(float);
int numVertices = sizeof(cube_vertices)/strideInBytes;
int numVertices = sizeof(cube_vertices_textured)/strideInBytes;
int numIndices = sizeof(cube_indices)/sizeof(int);
b3AlignedObjectArray<GfxVertex> verts;
verts.resize(numVertices);
for (int i=0;i<numVertices;i++)
{
verts[i].x = halfExtentsX*cube_vertices[i*9];
verts[i].y = halfExtentsY*cube_vertices[i*9+1];
verts[i].z = halfExtentsZ*cube_vertices[i*9+2];
verts[i].w = cube_vertices[i*9+3];
verts[i].nx = cube_vertices[i*9+4];
verts[i].ny = cube_vertices[i*9+5];
verts[i].nz = cube_vertices[i*9+6];
verts[i].u = cube_vertices[i*9+7];
verts[i].v = cube_vertices[i*9+8];
verts[i].x = halfExtentsX*cube_vertices_textured[i*9];
verts[i].y = halfExtentsY*cube_vertices_textured[i*9+1];
verts[i].z = halfExtentsZ*cube_vertices_textured[i*9+2];
verts[i].w = cube_vertices_textured[i*9+3];
verts[i].nx = cube_vertices_textured[i*9+4];
verts[i].ny = cube_vertices_textured[i*9+5];
verts[i].nz = cube_vertices_textured[i*9+6];
verts[i].u = cube_vertices_textured[i*9+7]*textureScaling;
verts[i].v = cube_vertices_textured[i*9+8]*textureScaling;
}
int shapeId = m_instancingRenderer->registerShape(&verts[0].x,numVertices,cube_indices,numIndices,B3_GL_TRIANGLES,textureIndex);
@@ -709,10 +709,10 @@ void SimpleOpenGL3App::swapBuffer()
(int) m_window->getRetinaScale()*this->m_instancingRenderer->getScreenHeight(),m_data->m_frameDumpPngFileName,
m_data->m_ffmpegFile);
m_data->m_renderTexture->disable();
//if (m_data->m_ffmpegFile==0)
//{
m_data->m_frameDumpPngFileName = 0;
//}
if (m_data->m_ffmpegFile==0)
{
m_data->m_frameDumpPngFileName = 0;
}
}
m_window->startRendering();
}