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Commit 65d69ce8 authored by David Parks's avatar David Parks
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DRTVWR-559 Fix for stall in probe occlusion culling and fix for culled...

DRTVWR-559 Fix for stall in probe occlusion culling and fix for culled neighbors getting sampled (badly).
parent 0336c1a0
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2 merge requests!3Update to main branch,!2Rebase onto current main branch
......@@ -41,6 +41,14 @@ LLReflectionMap::LLReflectionMap()
{
}
LLReflectionMap::~LLReflectionMap()
{
if (mOcclusionQuery)
{
glDeleteQueries(1, &mOcclusionQuery);
}
}
void LLReflectionMap::update(U32 resolution, U32 face)
{
LL_PROFILE_ZONE_SCOPED_CATEGORY_DISPLAY;
......@@ -276,18 +284,21 @@ void LLReflectionMap::doOcclusion(const LLVector4a& eye)
if (mOcclusionQuery == 0)
{ // no query was previously issued, allocate one and issue
LL_PROFILE_ZONE_NAMED_CATEGORY_PIPELINE("rmdo - glGenQueries");
glGenQueries(1, &mOcclusionQuery);
do_query = true;
}
else
{ // query was previously issued, check it and only issue a new query
// if previous query is available
GLuint result = (GLuint) 0xFFFFFFFF;
glGetQueryObjectuiv(mOcclusionQuery, GL_QUERY_RESULT_NO_WAIT, &result);
LL_PROFILE_ZONE_NAMED_CATEGORY_PIPELINE("rmdo - glGetQueryObject");
GLuint result = 0;
glGetQueryObjectuiv(mOcclusionQuery, GL_QUERY_RESULT_AVAILABLE, &result);
if (result != (GLuint) 0xFFFFFFFF)
if (result > 0)
{
do_query = true;
glGetQueryObjectuiv(mOcclusionQuery, GL_QUERY_RESULT, &result);
mOccluded = result == 0;
mOcclusionPendingFrames = 0;
}
......@@ -299,6 +310,7 @@ void LLReflectionMap::doOcclusion(const LLVector4a& eye)
if (do_query)
{
LL_PROFILE_ZONE_NAMED_CATEGORY_PIPELINE("rmdo - push query");
glBeginQuery(GL_ANY_SAMPLES_PASSED, mOcclusionQuery);
LLGLSLShader* shader = LLGLSLShader::sCurBoundShaderPtr;
......
......@@ -39,6 +39,8 @@ class alignas(16) LLReflectionMap : public LLRefCount
// allocate an environment map of the given resolution
LLReflectionMap();
~LLReflectionMap();
// update this environment map
// resolution - size of cube map to generate
void update(U32 resolution, U32 face);
......
......@@ -862,7 +862,7 @@ void LLReflectionMapManager::updateUniforms()
}
GLint idx = neighbor->mProbeIndex;
if (idx == -1)
if (idx == -1 || neighbor->mOccluded)
{
continue;
}
......
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