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Move stencil checks into op conversion

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This commit is contained in:
nmzik
2026-09-14 10:46:03 +04:00
parent a9ae04c152
commit 9a74ef15c3
1 changed files with 21 additions and 22 deletions
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src/graphics/host_gpu/renderer/depthRenderTarget.cpp
+21 -22
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@@ -38,15 +38,22 @@ namespace Libs::Graphics {
EXIT("unsupported render state; details were printed above\n");
}
static vk::StencilOp ConvertStencilOp(uint8_t value, uint8_t write_mask, uint8_t op_value) {
static vk::StencilOp ConvertStencilOp(uint8_t value, uint8_t write_mask, uint8_t op_value,
uint8_t test_value) {
if (write_mask == 0) {
return vk::StencilOp::eKeep;
}
switch (static_cast<Prospero::StencilOp>(value)) {
case Prospero::StencilOp::kKeep: return vk::StencilOp::eKeep;
case Prospero::StencilOp::kZero: return vk::StencilOp::eZero;
case Prospero::StencilOp::kReplaceTest:
case Prospero::StencilOp::kReplaceOp: return vk::StencilOp::eReplace;
case Prospero::StencilOp::kReplaceTest: return vk::StencilOp::eReplace;
case Prospero::StencilOp::kReplaceOp:
if (op_value != test_value) {
DepthFatal("unsupported stencil replacement: write mask=0x%02" PRIx8
", operation value=0x%02" PRIx8 ", test value=0x%02" PRIx8,
write_mask, op_value, test_value);
}
return vk::StencilOp::eReplace;
case Prospero::StencilOp::kAddClamp: return vk::StencilOp::eIncrementAndClamp;
case Prospero::StencilOp::kSubClamp: return vk::StencilOp::eDecrementAndClamp;
case Prospero::StencilOp::kInvert: return vk::StencilOp::eInvert;
@@ -66,11 +73,6 @@ static vk::StencilOp ConvertStencilOp(uint8_t value, uint8_t write_mask, uint8_t
}
}
static bool UsesStencilOpValue(uint8_t fail, uint8_t pass, uint8_t depth_fail) {
constexpr auto replace_op = static_cast<uint8_t>(Prospero::StencilOp::kReplaceOp);
return fail == replace_op || pass == replace_op || depth_fail == replace_op;
}
[[nodiscard]] static vk::Format ResolveHostDepthAttachmentFormat(const CommandBuffer& buffer,
const DepthFormatPolicy& policy,
bool has_stencil,
@@ -296,26 +298,23 @@ void RenderExecutor::ResolveRenderDepthTarget(CommandBuffer& buffer, RenderDepth
const uint8_t back_write_mask = stencil_ops_disabled ? 0 : sm.stencil_writemask_bf;
if (dc.stencilfunc > static_cast<uint8_t>(vk::CompareOp::eAlways) ||
(dc.backface_enable &&
dc.stencilfunc_bf > static_cast<uint8_t>(vk::CompareOp::eAlways)) ||
(front_write_mask != 0 &&
UsesStencilOpValue(sc.stencil_fail, sc.stencil_zpass, sc.stencil_zfail) &&
sm.stencil_opval != sm.stencil_testval) ||
(dc.backface_enable && back_write_mask != 0 &&
UsesStencilOpValue(sc.stencil_fail_bf, sc.stencil_zpass_bf, sc.stencil_zfail_bf) &&
sm.stencil_opval_bf != sm.stencil_testval_bf)) {
DepthFatal("unsupported stencil compare or replacement state");
dc.stencilfunc_bf > static_cast<uint8_t>(vk::CompareOp::eAlways))) {
DepthFatal("unsupported stencil compare state");
}
r.stencil_static_front = {
ConvertStencilOp(sc.stencil_fail, front_write_mask, sm.stencil_opval),
ConvertStencilOp(sc.stencil_zpass, front_write_mask, sm.stencil_opval),
ConvertStencilOp(sc.stencil_zfail, front_write_mask, sm.stencil_opval),
ConvertStencilOp(sc.stencil_fail, front_write_mask, sm.stencil_opval, sm.stencil_testval),
ConvertStencilOp(sc.stencil_zpass, front_write_mask, sm.stencil_opval, sm.stencil_testval),
ConvertStencilOp(sc.stencil_zfail, front_write_mask, sm.stencil_opval, sm.stencil_testval),
static_cast<vk::CompareOp>(dc.stencilfunc)};
r.stencil_dynamic_front = {sm.stencil_mask, front_write_mask, sm.stencil_testval};
if (dc.backface_enable) {
r.stencil_static_back = {
ConvertStencilOp(sc.stencil_fail_bf, back_write_mask, sm.stencil_opval_bf),
ConvertStencilOp(sc.stencil_zpass_bf, back_write_mask, sm.stencil_opval_bf),
ConvertStencilOp(sc.stencil_zfail_bf, back_write_mask, sm.stencil_opval_bf),
ConvertStencilOp(sc.stencil_fail_bf, back_write_mask, sm.stencil_opval_bf,
sm.stencil_testval_bf),
ConvertStencilOp(sc.stencil_zpass_bf, back_write_mask, sm.stencil_opval_bf,
sm.stencil_testval_bf),
ConvertStencilOp(sc.stencil_zfail_bf, back_write_mask, sm.stencil_opval_bf,
sm.stencil_testval_bf),
static_cast<vk::CompareOp>(dc.stencilfunc_bf)};
r.stencil_dynamic_back = {sm.stencil_mask_bf, back_write_mask, sm.stencil_testval_bf};
} else {