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Check for depth clipping and depth bounds failures on GL pixel history

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baldurk committed 2025-10-27 11:50:17 +00:00
1 parent 1c970a7868
commit d2a524ee5b
1 file changed
+27
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renderdoc/driver/gl/gl_pixelhistory.cpp
+27
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@@ -118,6 +118,8 @@ enum class OpenGLTest
{
FaceCulling,
ScissorTest,
DepthClamp,
DepthBounds,
StencilTest,
DepthTest,
SampleMask,
@@ -1358,6 +1360,16 @@ bool QueryTest(WrappedOpenGL *driver, GLPixelHistoryResources &resources, const
{
driver->glDisable(eGL_DEPTH_TEST);
}
if(test < OpenGLTest::DepthClamp)
{
if(!IsGLES)
driver->glEnable(eGL_DEPTH_CLAMP);
}
if(test < OpenGLTest::DepthBounds)
{
if(HasExt[EXT_depth_bounds_test])
driver->glDisable(eGL_DEPTH_BOUNDS_TEST_EXT);
}
if(test < OpenGLTest::StencilTest)
{
driver->glDisable(eGL_STENCIL_TEST);
@@ -1441,6 +1453,8 @@ void QueryFailedTests(WrappedOpenGL *driver, GLPixelHistoryResources &resources,
// ensure that history objects are one-to-one mapped with modEvent objects
RDCASSERT(history[i].eventId == modEvents[i].eventId);
history[i].scissorClipped = failedTest == OpenGLTest::ScissorTest;
history[i].depthClipped = failedTest == OpenGLTest::DepthClamp;
history[i].depthBoundsFailed = failedTest == OpenGLTest::DepthBounds;
history[i].stencilTestFailed = failedTest == OpenGLTest::StencilTest;
history[i].depthTestFailed = failedTest == OpenGLTest::DepthTest;
history[i].backfaceCulled = failedTest == OpenGLTest::FaceCulling;
@@ -2090,6 +2104,19 @@ void CalculateFragmentDepthTests(WrappedOpenGL *driver, GLPixelHistoryResources
}
history[historyIndex].CheckDepthTestQuantised(depthBits, MakeCompareFunc(depthFunc));
if(HasExt[EXT_depth_bounds_test] && GL.glIsEnabled(eGL_DEPTH_BOUNDS_TEST_EXT))
{
GLdouble depthBounds[2] = {};
GL.glGetDoublev(eGL_DEPTH_BOUNDS_EXT, depthBounds);
if((history[historyIndex].preMod.depth < depthBounds[0] ||
history[historyIndex].preMod.depth > depthBounds[1]) &&
depthBounds[1] > depthBounds[0])
{
history[historyIndex].depthBoundsFailed = true;
}
}
}
}