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Enable depth buffer copies on GLES3 devices without breaking any desktop

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This commit is contained in:
Henrik Rydgard 2014-01-06 18:03:16 +01:00
parent 32a1f1e944
commit 43a93f086d
1 changed files with 11 additions and 6 deletions
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17
GPU/GLES/Framebuffer.cpp
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@ -864,19 +864,24 @@ void FramebufferManager::SetRenderFrameBuffer() {
}
#endif
bool doDepthCopy =
currentRenderVfb_ != NULL &&
currentRenderVfb_->fbo != NULL &&
MaskedEqual(currentRenderVfb_->z_address, vfb->z_address) &&
currentRenderVfb_->renderWidth == vfb->renderWidth &&
currentRenderVfb_->renderHeight == vfb->renderHeight;
#ifndef USING_GLES2
if (gl_extensions.FBO_ARB && currentRenderVfb_ != NULL &&
currentRenderVfb_->fbo != NULL &&
MaskedEqual(currentRenderVfb_->z_address, vfb->z_address) &&
currentRenderVfb_->renderWidth == vfb->renderWidth &&
currentRenderVfb_->renderHeight == vfb->renderHeight) {
if (doDepthCopy && gl_extensions.FBO_ARB) {
#else
if (doDepthCopy && gl_extensions.GLES3) {
#endif
// Let's only do this if not clearing.
if (!gstate.isModeClear() || !gstate.isClearModeDepthMask()) {
fbo_bind_for_read(currentRenderVfb_->fbo);
glBlitFramebuffer(0, 0, currentRenderVfb_->renderWidth, currentRenderVfb_->renderHeight, 0, 0, vfb->renderWidth, vfb->renderHeight, GL_DEPTH_BUFFER_BIT, GL_NEAREST);
}
}
#endif
currentRenderVfb_ = vfb;
} else {