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add option to use hardware OpenGL renderer for synthetic camera

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This commit is contained in:
Erwin Coumans
2016-07-12 18:16:13 -07:00
parent 787cb0cb17
commit 10cc6f14cb
18 changed files with 138 additions and 94 deletions
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29
examples/OpenGLWindow/GLInstancingRenderer.cpp
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@@ -146,8 +146,9 @@ struct InternalTextureHandle
struct InternalDataRenderer : public GLInstanceRendererInternalData
{
SimpleCamera m_defaultCamera;
SimpleCamera m_defaultCamera1;
CommonCameraInterface* m_activeCamera;
GLfloat m_projectionMatrix[16];
GLfloat m_viewMatrix[16];
@@ -164,7 +165,8 @@ struct InternalDataRenderer : public GLInstanceRendererInternalData
InternalDataRenderer() :
m_shadowMap(0),
m_shadowTexture(0),
m_renderFrameBuffer(0)
m_renderFrameBuffer(0),
m_activeCamera(&m_defaultCamera1)
{
//clear to zero to make it obvious if the matrix is used uninitialized
for (int i=0;i<16;i++)
@@ -919,18 +921,18 @@ void GLInstancingRenderer::resize(int width, int height)
const CommonCameraInterface* GLInstancingRenderer::getActiveCamera() const
{
return &m_data->m_defaultCamera;
return m_data->m_activeCamera;
}
CommonCameraInterface* GLInstancingRenderer::getActiveCamera()
{
return &m_data->m_defaultCamera;
return m_data->m_activeCamera;
}
void GLInstancingRenderer::setActiveCamera(CommonCameraInterface* cam)
{
b3Assert(0);//not supported yet
m_data->m_activeCamera = cam;
}
@@ -951,14 +953,10 @@ void GLInstancingRenderer::updateCamera(int upAxis)
b3Assert(0);
};
m_data->m_defaultCamera.setCameraUpAxis(upAxis);
m_data->m_defaultCamera.setAspectRatio((float)m_screenWidth/(float)m_screenHeight);
m_data->m_defaultCamera.update();
m_data->m_activeCamera->setCameraUpAxis(upAxis);
m_data->m_activeCamera->setAspectRatio((float)m_screenWidth/(float)m_screenHeight);
m_data->m_defaultCamera1.update();
m_data->m_defaultCamera.getCameraProjectionMatrix(m_data->m_projectionMatrix);
m_data->m_defaultCamera.getCameraViewMatrix(m_data->m_viewMatrix);
}
@@ -1489,7 +1487,7 @@ void GLInstancingRenderer::renderSceneInternal(int renderMode)
float depthViewMatrix[4][4];
b3Vector3 center = b3MakeVector3(0,0,0);
float upf[3];
m_data->m_defaultCamera.getCameraUpVector(upf);
m_data->m_activeCamera->getCameraUpVector(upf);
b3Vector3 up = b3MakeVector3(upf[0],upf[1],upf[2]);
b3CreateLookAt(gLightPos,center,up,&depthViewMatrix[0][0]);
//b3CreateLookAt(lightPos,m_data->m_cameraTargetPosition,b3Vector3(0,1,0),(float*)depthModelViewMatrix2);
@@ -1526,6 +1524,9 @@ void GLInstancingRenderer::renderSceneInternal(int renderMode)
{
B3_PROFILE("updateCamera");
// updateCamera();
m_data->m_activeCamera->getCameraProjectionMatrix(m_data->m_projectionMatrix);
m_data->m_activeCamera->getCameraViewMatrix(m_data->m_viewMatrix);
}
b3Assert(glGetError() ==GL_NO_ERROR);