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Add Unity-style buffer shader resource support

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This commit is contained in:
ssdfasd
2026-04-08 18:29:16 +08:00
parent 4728b09ae8
commit bb0f4afe7d
8 changed files with 420 additions and 10 deletions
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41
engine/src/Rendering/Detail/ShaderVariantUtils.h
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@@ -137,6 +137,38 @@ inline bool TryRewriteHlslRegisterBindingWithName(
return false;
}
if (resourceType == Resources::ShaderResourceType::StructuredBuffer ||
resourceType == Resources::ShaderResourceType::RWStructuredBuffer) {
const std::regex pattern(
"((?:globallycoherent\\s+)?(?:StructuredBuffer|RWStructuredBuffer)\\s*<[^;\\r\\n>]+>\\s+" +
escapedName + "\\s*)(:\\s*register\\s*\\([^\\)]*\\))?(\\s*;)",
std::regex::ECMAScript);
const std::string rewritten =
std::regex_replace(sourceText, pattern, "$1: " + registerClause + "$3");
if (rewritten != sourceText) {
sourceText = rewritten;
return true;
}
return false;
}
if (resourceType == Resources::ShaderResourceType::RawBuffer ||
resourceType == Resources::ShaderResourceType::RWRawBuffer) {
const std::regex pattern(
"((?:globallycoherent\\s+)?(?:ByteAddressBuffer|RWByteAddressBuffer)\\s+" + escapedName +
"\\s*)(:\\s*register\\s*\\([^\\)]*\\))?(\\s*;)",
std::regex::ECMAScript);
const std::string rewritten =
std::regex_replace(sourceText, pattern, "$1: " + registerClause + "$3");
if (rewritten != sourceText) {
sourceText = rewritten;
return true;
}
return false;
}
const std::regex pattern(
"((?:Texture2D|TextureCube|SamplerState|SamplerComparisonState)\\s+" + escapedName +
"\\s*)(:\\s*register\\s*\\([^\\)]*\\))?(\\s*;)",
@@ -157,9 +189,14 @@ inline const char* TryGetHlslRegisterPrefix(Resources::ShaderResourceType type)
return "b";
case Resources::ShaderResourceType::Texture2D:
case Resources::ShaderResourceType::TextureCube:
case Resources::ShaderResourceType::StructuredBuffer:
case Resources::ShaderResourceType::RawBuffer:
return "t";
case Resources::ShaderResourceType::Sampler:
return "s";
case Resources::ShaderResourceType::RWStructuredBuffer:
case Resources::ShaderResourceType::RWRawBuffer:
return "u";
default:
return nullptr;
}
@@ -223,11 +260,15 @@ inline bool TryBuildRuntimeShaderBindings(
break;
case Resources::ShaderResourceType::Texture2D:
case Resources::ShaderResourceType::TextureCube:
case Resources::ShaderResourceType::StructuredBuffer:
case Resources::ShaderResourceType::RawBuffer:
binding.binding = nextTextureRegister++;
break;
case Resources::ShaderResourceType::Sampler:
binding.binding = nextSamplerRegister++;
break;
case Resources::ShaderResourceType::RWStructuredBuffer:
case Resources::ShaderResourceType::RWRawBuffer:
default:
binding.binding = nextUnorderedAccessRegister++;
break;