GraphicsContext3D::~GraphicsContext3D()
{
if (m_private->renderStyle() == RenderToCurrentGLContext)
return;
makeContextCurrent();
if (m_texture)
::glDeleteTextures(1, &m_texture);
if (m_compositorTexture)
::glDeleteTextures(1, &m_compositorTexture);
if (m_attrs.antialias) {
::glDeleteRenderbuffers(1, &m_multisampleColorBuffer);
if (m_attrs.stencil || m_attrs.depth)
::glDeleteRenderbuffers(1, &m_multisampleDepthStencilBuffer);
::glDeleteFramebuffers(1, &m_multisampleFBO);
} else {
if (m_attrs.stencil || m_attrs.depth)
::glDeleteRenderbuffers(1, &m_depthStencilBuffer);
}
::glDeleteFramebuffers(1, &m_fbo);
#if USE(COORDINATED_GRAPHICS_THREADED)
::glDeleteTextures(1, &m_intermediateTexture);
#endif
if (m_vao)
deleteVertexArray(m_vao);
}
Context::~Context()
{
mState.reset();
while (!mFramebufferMap.empty())
{
// Delete the framebuffer in reverse order to destroy the framebuffer zero last.
deleteFramebuffer(mFramebufferMap.rbegin()->first);
}
while (!mFenceNVMap.empty())
{
deleteFenceNV(mFenceNVMap.begin()->first);
}
while (!mQueryMap.empty())
{
deleteQuery(mQueryMap.begin()->first);
}
while (!mVertexArrayMap.empty())
{
deleteVertexArray(mVertexArrayMap.begin()->first);
}
mTransformFeedbackZero.set(NULL);
while (!mTransformFeedbackMap.empty())
{
deleteTransformFeedback(mTransformFeedbackMap.begin()->first);
}
for (auto &zeroTexture : mZeroTextures)
{
zeroTexture.second.set(NULL);
}
mZeroTextures.clear();
if (mResourceManager)
{
mResourceManager->release();
}
SafeDelete(mCompiler);
}