void Bamboo::RN_Deferred::ItlPostRenderChildren()
{
// todo:: fault?
ItlGetGraphicCore()->GetShaderManager()->PushActiveShader();
//remove the fbo (THIS fbo) from the bound_fbos stack
ItlPopFBO();
ItlPopViewportInformation();
//if there was a SceneObject_FBO bound in the SceneObject_Tree, rebind the previous bound fbo
if (ItlIsNestedFBO())
{
GLuint previous_bound = ItlGetTopFBO();
glBindFramebuffer(GL_FRAMEBUFFER, previous_bound);
}
else
glBindFramebuffer(GL_FRAMEBUFFER, 0);
int iOldWidth, iOldHeight;
ItlGetTopViewportInformation(iOldWidth, iOldHeight);
//restore viewport params
glViewport(0, 0, iOldWidth, iOldHeight);
}
/*!
* This method is called internally AFTER rendering the children,
* and unbinds the fbo.
*/
void Bamboo::RN_FBO::ItlPostRenderChildren()
{
//if mipmapping is activated, update mipmaps
if (m_bMipMapped)
{
// get texture manager
Bamboo::TextureManager *pTextureManager = ItlGetGraphicCore()->GetTextureManager();
assert (pTextureManager != NULL);
pTextureManager->UseTexture(m_szColorTextureName);
glGenerateMipmap(GL_TEXTURE_2D);
pTextureManager->UnuseTexture(m_szColorTextureName);
}
//remove the fbo (THIS fbo) from the bound_fbos stack
ItlPopFBO();
ItlPopViewportInformation();
//if there was a SceneObject_FBO bound in the SceneObject_Tree, rebind the previous bound fbo
if (ItlIsNestedFBO())
{
GLuint previous_bound = ItlGetTopFBO();
glBindFramebuffer(GL_FRAMEBUFFER, previous_bound);
}
else
glBindFramebuffer(GL_FRAMEBUFFER, 0);
int iOldHeight, iOldWidth;
ItlGetTopViewportInformation(iOldWidth, iOldHeight);
//restore viewport params
glViewport(0, 0, iOldWidth, iOldHeight);
}