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-rw-r--r--source/core/slang-render-api-util.cpp103
1 files changed, 55 insertions, 48 deletions
diff --git a/source/core/slang-render-api-util.cpp b/source/core/slang-render-api-util.cpp
index 797d82cd7..476188abd 100644
--- a/source/core/slang-render-api-util.cpp
+++ b/source/core/slang-render-api-util.cpp
@@ -1,25 +1,23 @@
#include "slang-render-api-util.h"
-#include "slang.h"
-
#include "slang-list.h"
-#include "slang-string-util.h"
-
#include "slang-platform.h"
+#include "slang-string-util.h"
+#include "slang.h"
-namespace Slang {
+namespace Slang
+{
// NOTE! Must keep in same order as RenderApiType and have same amount of entries
-/* static */const RenderApiUtil::Info RenderApiUtil::s_infos[] =
-{
- { RenderApiType::Vulkan, "vk,vulkan", ""},
- { RenderApiType::D3D12, "dx12,d3d12", ""},
- { RenderApiType::D3D11, "dx11,d3d11", "hlsl,hlsl-rewrite,slang"},
- { RenderApiType::Metal, "mtl,metal", ""},
- { RenderApiType::CPU, "cpu", ""},
- { RenderApiType::CUDA, "cuda", "cuda,ptx"},
- { RenderApiType::WebGPU, "wgpu,webgpu", "wgsl"},
+/* static */ const RenderApiUtil::Info RenderApiUtil::s_infos[] = {
+ {RenderApiType::Vulkan, "vk,vulkan", ""},
+ {RenderApiType::D3D12, "dx12,d3d12", ""},
+ {RenderApiType::D3D11, "dx11,d3d11", "hlsl,hlsl-rewrite,slang"},
+ {RenderApiType::Metal, "mtl,metal", ""},
+ {RenderApiType::CPU, "cpu", ""},
+ {RenderApiType::CUDA, "cuda", "cuda,ptx"},
+ {RenderApiType::WebGPU, "wgpu,webgpu", "wgsl"},
};
static int _calcAvailableApis()
@@ -36,7 +34,7 @@ static int _calcAvailableApis()
return flags;
}
-/* static */int RenderApiUtil::getAvailableApis()
+/* static */ int RenderApiUtil::getAvailableApis()
{
static int s_availableApis = _calcAvailableApis();
return s_availableApis;
@@ -53,7 +51,7 @@ UnownedStringSlice RenderApiUtil::getApiName(RenderApiType type)
return StringUtil::getAtInSplit(UnownedStringSlice(s_infos[index].names), ',', 0);
}
-/* static */RenderApiType RenderApiUtil::findApiTypeByName(const Slang::UnownedStringSlice& name)
+/* static */ RenderApiType RenderApiUtil::findApiTypeByName(const Slang::UnownedStringSlice& name)
{
using namespace Slang;
List<UnownedStringSlice> namesList;
@@ -78,7 +76,9 @@ UnownedStringSlice RenderApiUtil::getApiName(RenderApiType type)
return RenderApiType::Unknown;
}
-/* static */ Slang::Result RenderApiUtil::findApiFlagsByName(const Slang::UnownedStringSlice& name, RenderApiFlags* flagsOut)
+/* static */ Slang::Result RenderApiUtil::findApiFlagsByName(
+ const Slang::UnownedStringSlice& name,
+ RenderApiFlags* flagsOut)
{
// Special case 'all'
if (name == "all")
@@ -102,7 +102,7 @@ UnownedStringSlice RenderApiUtil::getApiName(RenderApiType type)
static bool isNameStartChar(char c)
{
- return (c >= 'a' && c <='z') || (c >= 'A' && c <= 'Z') || (c == '_');
+ return (c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z') || (c == '_');
}
static bool isNameNextChar(char c)
@@ -110,15 +110,16 @@ static bool isNameNextChar(char c)
return (c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z') || (c == '_') || (c >= '0' && c <= '9');
}
-namespace { // anonymous
-enum class Token
+namespace
+{ // anonymous
+enum class Token
{
eError,
eOp,
eId,
eEnd,
};
-}
+} // namespace
static Token nextToken(Slang::UnownedStringSlice& textInOut, Slang::UnownedStringSlice& lexemeOut)
{
@@ -154,18 +155,21 @@ static Token nextToken(Slang::UnownedStringSlice& textInOut, Slang::UnownedStrin
return Token::eId;
}
-/* static */Slang::Result RenderApiUtil::parseApiFlags(const Slang::UnownedStringSlice& textIn, RenderApiFlags initialFlags, RenderApiFlags* apiFlagsOut)
+/* static */ Slang::Result RenderApiUtil::parseApiFlags(
+ const Slang::UnownedStringSlice& textIn,
+ RenderApiFlags initialFlags,
+ RenderApiFlags* apiFlagsOut)
{
using namespace Slang;
UnownedStringSlice text(textIn);
UnownedStringSlice lexeme;
- RenderApiFlags apiFlags = 0;
-
+ RenderApiFlags apiFlags = 0;
+
switch (nextToken(text, lexeme))
{
- case Token::eOp:
+ case Token::eOp:
{
// If we start with an op - we use the passed in values as the default
// Rewind back to the start
@@ -173,27 +177,27 @@ static Token nextToken(Slang::UnownedStringSlice& textInOut, Slang::UnownedStrin
apiFlags = initialFlags;
break;
}
- case Token::eId:
+ case Token::eId:
{
// If we start with an Id - we use that as the starting state
SLANG_RETURN_ON_FAIL(findApiFlagsByName(lexeme, &apiFlags));
break;
}
- default: return SLANG_FAIL;
+ default: return SLANG_FAIL;
}
-
+
while (true)
{
// Must have an op followed by an id unless we are at the end
switch (nextToken(text, lexeme))
{
- case Token::eEnd:
+ case Token::eEnd:
{
*apiFlagsOut = apiFlags;
return SLANG_OK;
}
- case Token::eOp: break;
- default: return SLANG_FAIL;
+ case Token::eOp: break;
+ default: return SLANG_FAIL;
}
const char op = lexeme[0];
@@ -216,7 +220,7 @@ static Token nextToken(Slang::UnownedStringSlice& textInOut, Slang::UnownedStrin
}
}
-/* static */RenderApiType RenderApiUtil::findRenderApiType(const Slang::UnownedStringSlice& text)
+/* static */ RenderApiType RenderApiUtil::findRenderApiType(const Slang::UnownedStringSlice& text)
{
using namespace Slang;
for (Index j = 0; j < SLANG_COUNT_OF(RenderApiUtil::s_infos); j++)
@@ -231,7 +235,8 @@ static Token nextToken(Slang::UnownedStringSlice& textInOut, Slang::UnownedStrin
return RenderApiType::Unknown;
}
-/* static */RenderApiType RenderApiUtil::findImplicitLanguageRenderApiType(const Slang::UnownedStringSlice& text)
+/* static */ RenderApiType RenderApiUtil::findImplicitLanguageRenderApiType(
+ const Slang::UnownedStringSlice& text)
{
using namespace Slang;
for (Index j = 0; j < SLANG_COUNT_OF(RenderApiUtil::s_infos); j++)
@@ -260,32 +265,34 @@ static bool _canLoadSharedLibrary(const char* libName)
}
#endif
-/* static */bool RenderApiUtil::calcHasApi(RenderApiType type)
+/* static */ bool RenderApiUtil::calcHasApi(RenderApiType type)
{
switch (type)
{
#if SLANG_WINDOWS_FAMILY
- case RenderApiType::Vulkan: return _canLoadSharedLibrary("vulkan-1") || _canLoadSharedLibrary("vk_swiftshader");
- case RenderApiType::WebGPU:
- return _canLoadSharedLibrary("webgpu_dawn") &&
- _canLoadSharedLibrary("dxcompiler") &&
- _canLoadSharedLibrary("dxil");
+ case RenderApiType::Vulkan:
+ return _canLoadSharedLibrary("vulkan-1") || _canLoadSharedLibrary("vk_swiftshader");
+ case RenderApiType::WebGPU:
+ return _canLoadSharedLibrary("webgpu_dawn") && _canLoadSharedLibrary("dxcompiler") &&
+ _canLoadSharedLibrary("dxil");
#elif SLANG_APPLE_FAMILY
- case RenderApiType::Vulkan: return true;
- case RenderApiType::Metal: return true;
+ case RenderApiType::Vulkan: return true;
+ case RenderApiType::Metal: return true;
#elif SLANG_UNIX_FAMILY
- case RenderApiType::Vulkan: return true;
+ case RenderApiType::Vulkan: return true;
#endif
#if SLANG_ENABLE_DIRECTX
- case RenderApiType::D3D11: return _canLoadSharedLibrary(SLANG_ENABLE_DXVK ? "dxvk_d3d11" : "d3d11");
- case RenderApiType::D3D12: return _canLoadSharedLibrary(SLANG_ENABLE_VKD3D ? "vkd3d-proton-d3d12" : "d3d12");
+ case RenderApiType::D3D11:
+ return _canLoadSharedLibrary(SLANG_ENABLE_DXVK ? "dxvk_d3d11" : "d3d11");
+ case RenderApiType::D3D12:
+ return _canLoadSharedLibrary(SLANG_ENABLE_VKD3D ? "vkd3d-proton-d3d12" : "d3d12");
#endif
- case RenderApiType::CPU: return true;
- // We'll assume CUDA is available, and if not, trying to create it will detect it
- case RenderApiType::CUDA: return true;
- default: break;
+ case RenderApiType::CPU: return true;
+ // We'll assume CUDA is available, and if not, trying to create it will detect it
+ case RenderApiType::CUDA: return true;
+ default: break;
}
return false;
}
generated by cgit v1.2.3 (git 2.39.1) at 2026-06-01 21:47:38 +0000