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Merge pull request from samcake/flash

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Fix the background not rendering on the second frame
This commit is contained in:
Zach Fox 2017-06-13 10:22:20 -07:00 committed by GitHub
commit b50c8120bd
2 changed files with 14 additions and 3 deletions
interface/src
Application.cpp
libraries/gpu-gl/src/gpu/gl
GLBackendOutput.cpp

2
interface/src/Application.cpp
View file

@ -1870,8 +1870,8 @@ void Application::initializeGL() {
render::CullFunctor cullFunctor = LODManager::shouldRender;
static const QString RENDER_FORWARD = "HIFI_RENDER_FORWARD";
bool isDeferred = !QProcessEnvironment::systemEnvironment().contains(RENDER_FORWARD);
_renderEngine->addJob<RenderViewTask>("RenderMainView", cullFunctor, isDeferred);
_renderEngine->addJob<SecondaryCameraRenderTask>("SecondaryCameraFrame", cullFunctor);
_renderEngine->addJob<RenderViewTask>("RenderMainView", cullFunctor, isDeferred);
_renderEngine->load();
_renderEngine->registerScene(_main3DScene);

15
libraries/gpu-gl/src/gpu/gl/GLBackendOutput.cpp
View file

@ -63,11 +63,17 @@ void GLBackend::do_clearFramebuffer(const Batch& batch, size_t paramOffset) {
int useScissor = batch._params[paramOffset + 0]._int;
GLuint glmask = 0;
bool restoreStencilMask = false;
uint8_t cacheStencilMask = 0xFF;
if (masks & Framebuffer::BUFFER_STENCIL) {
glClearStencil(stencil);
glmask |= GL_STENCIL_BUFFER_BIT;
// TODO: we will probably need to also check the write mask of stencil like we do
// for depth buffer, but as would say a famous Fez owner "We'll cross that bridge when we come to it"
cacheStencilMask = _pipeline._stateCache.stencilActivation.getWriteMaskFront();
if (cacheStencilMask != 0xFF) {
restoreStencilMask = true;
glStencilMask( 0xFF);
}
}
bool restoreDepthMask = false;
@ -121,6 +127,11 @@ void GLBackend::do_clearFramebuffer(const Batch& batch, size_t paramOffset) {
glDisable(GL_SCISSOR_TEST);
}
// Restore Stencil write mask
if (restoreStencilMask) {
glStencilMask(cacheStencilMask);
}
// Restore write mask meaning turn back off
if (restoreDepthMask) {
glDepthMask(GL_FALSE);