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Fix Gamma in Oculus display plugin

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This commit is contained in:
Brad Davis 2016-08-08 17:34:15 -07:00
parent 719e555381
commit e352883a88
1 changed files with 19 additions and 25 deletions
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44
plugins/oculus/src/OculusDisplayPlugin.cpp
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@ -109,34 +109,28 @@ void OculusDisplayPlugin::hmdPresent() {
PROFILE_RANGE_EX(__FUNCTION__, 0xff00ff00, (uint64_t)_currentFrame->frameIndex)
int curIndex;
ovr_GetTextureSwapChainCurrentIndex(_session, _textureSwapChain, &curIndex);
GLuint curTexId;
ovr_GetTextureSwapChainBufferGL(_session, _textureSwapChain, curIndex, &curTexId);
// Manually bind the texture to the FBO
// FIXME we should have a way of wrapping raw GL ids in GPU objects without
// taking ownership of the object
auto fbo = getGLBackend()->getFramebufferID(_outputFramebuffer);
{
int curIndex;
ovr_GetTextureSwapChainCurrentIndex(_session, _textureSwapChain, &curIndex);
GLuint curTexId;
ovr_GetTextureSwapChainBufferGL(_session, _textureSwapChain, curIndex, &curTexId);
glBindFramebuffer(GL_DRAW_FRAMEBUFFER, fbo);
glFramebufferTexture2D(GL_DRAW_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, curTexId, 0);
glBindFramebuffer(GL_DRAW_FRAMEBUFFER, 0);
}
{
gpu::Batch batch;
glNamedFramebufferTexture(fbo, GL_COLOR_ATTACHMENT0, curTexId, 0);
render([&](gpu::Batch& batch) {
batch.enableStereo(false);
auto source = _compositeFramebuffer;
auto sourceRect = ivec4(ivec2(0), source->getSize());
auto dest = _outputFramebuffer;
auto destRect = ivec4(ivec2(0), dest->getSize());
batch.blit(source, sourceRect, dest, destRect);
_backend->render(batch);
}
{
glBindFramebuffer(GL_DRAW_FRAMEBUFFER, fbo);
glFramebufferTexture2D(GL_DRAW_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 0, 0);
glBindFramebuffer(GL_DRAW_FRAMEBUFFER, 0);
}
batch.setFramebuffer(_outputFramebuffer);
batch.setViewportTransform(ivec4(uvec2(), _outputFramebuffer->getSize()));
batch.setStateScissorRect(ivec4(uvec2(), _outputFramebuffer->getSize()));
batch.clearViewTransform();
batch.setProjectionTransform(mat4());
batch.setPipeline(_presentPipeline);
batch.setResourceTexture(0, _compositeFramebuffer->getRenderBuffer(0));
batch.draw(gpu::TRIANGLE_STRIP, 4);
});
glNamedFramebufferTexture(fbo, GL_COLOR_ATTACHMENT0, 0, 0);
{
auto result = ovr_CommitTextureSwapChain(_session, _textureSwapChain);