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graphics: make depth bounds dynamic to reuse pipelines

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Co-authored-by: TheCruZ <thecruzwtf@gmail.com>
This commit is contained in:
nmzik
2026-10-05 22:37:40 +04:00
parent 57c97ebd86
commit 984010227f
7 changed files with 37 additions and 19 deletions
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tests/ShaderRecompilerComputeTests.cpp
+28
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@@ -15678,6 +15678,12 @@ public:
cmd.setDepthTestEnable(depth.depth_test_enable);
cmd.setDepthWriteEnable(depth.depth_write_enable);
cmd.setDepthCompareOp(depth.depth_compare_op);
#if !defined(__APPLE__)
cmd.setDepthBoundsTestEnable(depth.depth_bounds_test_enable);
if (depth.depth_bounds_test_enable) {
cmd.setDepthBounds(registers.GetDepthBoundsMin(), registers.GetDepthBoundsMax());
}
#endif
cmd.setDepthBiasEnable(false);
cmd.setStencilTestEnable(depth.stencil_test_enable);
if (depth.stencil_test_enable) {
@@ -15734,6 +15740,26 @@ public:
"depth feedback lost a prior write or the read-only draw changed depth");
}
}
depth.depth_test_enable = false;
for (uint32_t pass = 0; pass < 3; pass++) {
depth.depth_bounds_test_enable = pass != 2;
registers.SetDepthBoundsMin(pass == 0 ? 0.5f : 0.625f);
registers.SetDepthBoundsMax(pass == 0 ? 0.5625f : 0.6875f);
Require(name, "dynamic depth bounds pipeline reuse",
pipeline(true, 2, 2).pipeline == filled.pipeline,
"changing depth bounds or their enable state created another pipeline");
draw(filled);
const auto bounded_pixels = read_color();
for (size_t index = 0; index < stored_depth.size(); index++) {
const auto z = std::bit_cast<float>(stored_depth[index]);
const bool passes = !depth.depth_bounds_test_enable ||
(z >= registers.GetDepthBoundsMin() &&
z <= registers.GetDepthBoundsMax());
Require(name, "dynamic stored-depth bounds",
bounded_pixels[index * 4] == (passes ? stored_depth[index] : 0u),
"depth bounds did not filter stored depth independently of the depth test");
}
}
} else {
auto &wireframe = pipeline(true, 1, 1);
Require(name, "pipeline cache", filled.pipeline != wireframe.pipeline &&
@@ -17935,6 +17961,7 @@ private:
"vertex layer output is not supported");
m_rasterization_supported = available_features.fillModeNonSolid &&
available_features.tessellationShader &&
available_features.depthBounds &&
available_depth_clip.depthClipEnable &&
available_clip_control.depthClipControl &&
available_color_write.colorWriteEnable &&
@@ -18017,6 +18044,7 @@ private:
device_features.shaderFloat64 = available_features.shaderFloat64;
device_features.fillModeNonSolid = m_rasterization_supported;
device_features.tessellationShader = m_rasterization_supported;
device_features.depthBounds = m_rasterization_supported;
device_info.pEnabledFeatures = &device_features;
std::vector<const char *> device_extensions{
VK_KHR_PUSH_DESCRIPTOR_EXTENSION_NAME,