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renderer_vulkan: Ignore blend parameters when disabled. (#3485)

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This commit is contained in:
squidbus
2025-08-29 20:25:57 -07:00
committed by GitHub
parent 673b2afaa8
commit af322c3a2f
3 changed files with 42 additions and 21 deletions
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4
src/video_core/renderer_vulkan/liverpool_to_vk.cpp
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@@ -210,7 +210,7 @@ vk::BlendFactor BlendFactor(Liverpool::BlendControl::BlendFactor factor) {
case BlendFactor::OneMinusConstantAlpha:
return vk::BlendFactor::eOneMinusConstantAlpha;
default:
UNREACHABLE();
UNREACHABLE_MSG("Unknown blend factor: {}", static_cast<u32>(factor));
}
}
@@ -241,7 +241,7 @@ vk::BlendOp BlendOp(Liverpool::BlendControl::BlendFunc func) {
case BlendFunc::ReverseSubtract:
return vk::BlendOp::eReverseSubtract;
default:
UNREACHABLE();
UNREACHABLE_MSG("Unknown blend op: {}", static_cast<u32>(func));
}
}

35
src/video_core/renderer_vulkan/vk_graphics_pipeline.cpp
View File

@@ -274,23 +274,40 @@ GraphicsPipeline::GraphicsPipeline(
std::array<vk::PipelineColorBlendAttachmentState, Liverpool::NumColorBuffers> attachments;
for (u32 i = 0; i < key.num_color_attachments; i++) {
const auto& control = key.blend_controls[i];
const auto src_color = LiverpoolToVK::BlendFactor(control.color_src_factor);
const auto dst_color = LiverpoolToVK::BlendFactor(control.color_dst_factor);
const auto color_blend = LiverpoolToVK::BlendOp(control.color_func);
const auto src_alpha = control.separate_alpha_blend
? LiverpoolToVK::BlendFactor(control.alpha_src_factor)
: src_color;
const auto dst_alpha = control.separate_alpha_blend
? LiverpoolToVK::BlendFactor(control.alpha_dst_factor)
: dst_color;
const auto alpha_blend =
control.separate_alpha_blend ? LiverpoolToVK::BlendOp(control.alpha_func) : color_blend;
const auto color_scaled_min_max =
(color_blend == vk::BlendOp::eMin || color_blend == vk::BlendOp::eMax) &&
(src_color != vk::BlendFactor::eOne || dst_color != vk::BlendFactor::eOne);
const auto alpha_scaled_min_max =
(alpha_blend == vk::BlendOp::eMin || alpha_blend == vk::BlendOp::eMax) &&
(src_alpha != vk::BlendFactor::eOne || dst_alpha != vk::BlendFactor::eOne);
if (color_scaled_min_max || alpha_scaled_min_max) {
LOG_WARNING(
Render_Vulkan,
"Unimplemented use of min/max blend op with blend factor not equal to one.");
}
attachments[i] = vk::PipelineColorBlendAttachmentState{
.blendEnable = control.enable,
.srcColorBlendFactor = src_color,
.dstColorBlendFactor = dst_color,
.colorBlendOp = color_blend,
.srcAlphaBlendFactor = control.separate_alpha_blend
? LiverpoolToVK::BlendFactor(control.alpha_src_factor)
: src_color,
.dstAlphaBlendFactor = control.separate_alpha_blend
? LiverpoolToVK::BlendFactor(control.alpha_dst_factor)
: dst_color,
.alphaBlendOp = control.separate_alpha_blend
? LiverpoolToVK::BlendOp(control.alpha_func)
: color_blend,
.srcAlphaBlendFactor = src_alpha,
.dstAlphaBlendFactor = dst_alpha,
.alphaBlendOp = alpha_blend,
.colorWriteMask =
instance.IsDynamicColorWriteMaskSupported()
? vk::ColorComponentFlagBits::eR | vk::ColorComponentFlagBits::eG |

24
src/video_core/renderer_vulkan/vk_pipeline_cache.cpp
View File

@@ -168,13 +168,17 @@ const Shader::RuntimeInfo& PipelineCache::BuildRuntimeInfo(Stage stage, LogicalS
const auto& ps_inputs = regs.ps_inputs;
info.fs_info.num_inputs = regs.num_interp;
const auto& cb0_blend = regs.blend_control[0];
info.fs_info.dual_source_blending =
LiverpoolToVK::IsDualSourceBlendFactor(cb0_blend.color_dst_factor) ||
LiverpoolToVK::IsDualSourceBlendFactor(cb0_blend.color_src_factor);
if (cb0_blend.separate_alpha_blend) {
info.fs_info.dual_source_blending |=
LiverpoolToVK::IsDualSourceBlendFactor(cb0_blend.alpha_dst_factor) ||
LiverpoolToVK::IsDualSourceBlendFactor(cb0_blend.alpha_src_factor);
if (cb0_blend.enable) {
info.fs_info.dual_source_blending =
LiverpoolToVK::IsDualSourceBlendFactor(cb0_blend.color_dst_factor) ||
LiverpoolToVK::IsDualSourceBlendFactor(cb0_blend.color_src_factor);
if (cb0_blend.separate_alpha_blend) {
info.fs_info.dual_source_blending |=
LiverpoolToVK::IsDualSourceBlendFactor(cb0_blend.alpha_dst_factor) ||
LiverpoolToVK::IsDualSourceBlendFactor(cb0_blend.alpha_src_factor);
}
} else {
info.fs_info.dual_source_blending = false;
}
for (u32 i = 0; i < regs.num_interp; i++) {
info.fs_info.inputs[i] = {
@@ -344,9 +348,9 @@ bool PipelineCache::RefreshGraphicsKey() {
};
// Fill color blending information
key.blend_controls[cb] = regs.blend_control[cb];
key.blend_controls[cb].enable.Assign(regs.blend_control[cb].enable &&
!col_buf.info.blend_bypass);
if (regs.blend_control[cb].enable && !col_buf.info.blend_bypass) {
key.blend_controls[cb] = regs.blend_control[cb];
}
// Apply swizzle to target mask
key.write_masks[cb] =