void GPC_RenderTools::ProcessLighting(RAS_IRasterizer *rasty, bool uselights, const MT_Transform& viewmat)
{
bool enable = false;
int layer= -1;
/* find the layer */
if(uselights) {
if(m_clientobject)
layer = static_cast<KX_GameObject*>(m_clientobject)->GetLayer();
}
/* avoid state switching */
if(m_lastlightlayer == layer && m_lastauxinfo == m_auxilaryClientInfo)
return;
m_lastlightlayer = layer;
m_lastauxinfo = m_auxilaryClientInfo;
/* enable/disable lights as needed */
if(layer >= 0)
enable = applyLights(layer, viewmat);
if(enable)
EnableOpenGLLights(rasty);
else
DisableOpenGLLights();
}
void RAS_OpenGLRasterizer::ProcessLighting(bool uselights, const MT_Transform& viewmat)
{
bool enable = false;
int layer= -1;
/* find the layer */
if (uselights) {
if (m_clientobject)
layer = static_cast<KX_GameObject*>(m_clientobject)->GetLayer();
}
/* avoid state switching */
if (m_lastlightlayer == layer && m_lastauxinfo == m_auxilaryClientInfo)
return;
m_lastlightlayer = layer;
m_lastauxinfo = m_auxilaryClientInfo;
/* enable/disable lights as needed */
if (layer >= 0) {
//enable = ApplyLights(layer, viewmat);
// taken from blender source, incompatibility between Blender Object / GameObject
KX_Scene* kxscene = (KX_Scene*)m_auxilaryClientInfo;
float glviewmat[16];
unsigned int count;
std::vector<struct RAS_LightObject*>::iterator lit = m_lights.begin();
for (count=0; count<m_numgllights; count++)
glDisable((GLenum)(GL_LIGHT0+count));
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);
KX_LightObject *kxlight = (KX_LightObject*)lightdata->m_light;
if (kxlight->ApplyLight(kxscene, layer, count))
count++;
}
glPopMatrix();
enable = count > 0;
}
if (enable)
EnableOpenGLLights();
else
DisableOpenGLLights();
}
