Ejemplo n.º 1
0
void FramebufferGL::syncState(const Framebuffer::DirtyBits &dirtyBits)
{
    // Don't need to sync state for the default FBO.
    if (mIsDefault)
    {
        return;
    }

    mStateManager->bindFramebuffer(GL_FRAMEBUFFER, mFramebufferID);

    for (auto dirtyBit : angle::IterateBitSet(dirtyBits))
    {
        switch (dirtyBit)
        {
            case Framebuffer::DIRTY_BIT_DEPTH_ATTACHMENT:
                BindFramebufferAttachment(mFunctions, GL_DEPTH_ATTACHMENT,
                                          mState.getDepthAttachment());
                break;
            case Framebuffer::DIRTY_BIT_STENCIL_ATTACHMENT:
                BindFramebufferAttachment(mFunctions, GL_STENCIL_ATTACHMENT,
                                          mState.getStencilAttachment());
                break;
            case Framebuffer::DIRTY_BIT_DRAW_BUFFERS:
            {
                const auto &drawBuffers = mState.getDrawBufferStates();
                mFunctions->drawBuffers(static_cast<GLsizei>(drawBuffers.size()),
                                        drawBuffers.data());
                break;
            }
            case Framebuffer::DIRTY_BIT_READ_BUFFER:
                mFunctions->readBuffer(mState.getReadBufferState());
                break;
            default:
            {
                ASSERT(Framebuffer::DIRTY_BIT_COLOR_ATTACHMENT_0 == 0 &&
                       dirtyBit < Framebuffer::DIRTY_BIT_COLOR_ATTACHMENT_MAX);
                size_t index =
                    static_cast<size_t>(dirtyBit - Framebuffer::DIRTY_BIT_COLOR_ATTACHMENT_0);
                BindFramebufferAttachment(mFunctions,
                                          static_cast<GLenum>(GL_COLOR_ATTACHMENT0 + index),
                                          mState.getColorAttachment(index));
                break;
            }
        }
    }
}
Ejemplo n.º 2
0
void FramebufferGL::onUpdateColorAttachment(size_t index)
{
    if (!mIsDefault)
    {
        mStateManager->bindFramebuffer(GL_FRAMEBUFFER, mFramebufferID);
        BindFramebufferAttachment(mFunctions, GL_COLOR_ATTACHMENT0 + static_cast<GLenum>(index),
                                  mData.getColorAttachment(static_cast<unsigned int>(index)));
    }
}
Ejemplo n.º 3
0
void FramebufferGL::onUpdateDepthStencilAttachment()
{
    if (!mIsDefault)
    {
        mStateManager->bindFramebuffer(GL_FRAMEBUFFER, mFramebufferID);
        BindFramebufferAttachment(mFunctions,
                                  GL_DEPTH_STENCIL_ATTACHMENT,
                                  mData.getDepthStencilAttachment());
    }
}