Fix Linux build

CMakeLists.txt

@@ -23,6 +23,10 @@ if (APPLE)
     enable_language(OBJC OBJCXX)
 endif()
 
+if (CMAKE_SYSTEM_NAME MATCHES "Linux")
+    set(SDL_VULKAN_ENABLED ON CACHE BOOL "")
+endif()
+
 if (CMAKE_OSX_ARCHITECTURES)
     set(MARATHON_RECOMP_ARCHITECTURE ${CMAKE_OSX_ARCHITECTURES})
 elseif(CMAKE_SYSTEM_PROCESSOR)

MarathonRecomp/CMakeLists.txt

@@ -374,7 +374,7 @@ if (MARATHON_RECOMP_METAL)
     target_compile_definitions(MarathonRecomp PRIVATE MARATHON_RECOMP_METAL)
 endif()
 
-if (CMAKE_SYSTEM_NAME MATCHES "Linux")
+if (SDL_VULKAN_ENABLED)
     target_compile_definitions(MarathonRecomp PRIVATE SDL_VULKAN_ENABLED)
 endif()
 
@@ -470,14 +470,14 @@ function(compile_shader FILE_PATH TARGET_NAME)
     if (MARATHON_RECOMP_D3D12)
         add_custom_command(
             OUTPUT ${HLSL_FILE_PATH}.dxil.h
-            COMMAND ${DIRECTX_DXC_TOOL} -T ${TARGET_NAME} -HV 2021 -all-resources-bound -Wno-ignored-attributes -Fh ${HLSL_FILE_PATH}.dxil.h ${HLSL_FILE_PATH} -Vn g_${HLSL_NAME}_dxil
+            COMMAND ${DIRECTX_DXC_TOOL} -T ${TARGET_NAME} -HV 2021 -all-resources-bound -Wno-ignored-attributes -E shaderMain -Fh ${HLSL_FILE_PATH}.dxil.h ${HLSL_FILE_PATH} -Vn g_${HLSL_NAME}_dxil
             DEPENDS ${HLSL_FILE_PATH}
         )
         target_sources(MarathonRecomp PRIVATE ${HLSL_FILE_PATH}.dxil.h)
     endif()
     add_custom_command(
         OUTPUT ${HLSL_FILE_PATH}.spirv.h
-        COMMAND ${DIRECTX_DXC_TOOL} -T ${TARGET_NAME} -HV 2021 -all-resources-bound -spirv -fvk-use-dx-layout ${ARGN} -Fh ${HLSL_FILE_PATH}.spirv.h ${HLSL_FILE_PATH} -Vn g_${HLSL_NAME}_spirv
+        COMMAND ${DIRECTX_DXC_TOOL} -T ${TARGET_NAME} -HV 2021 -all-resources-bound -spirv -fvk-use-dx-layout ${ARGN} -E shaderMain -Fh ${HLSL_FILE_PATH}.spirv.h ${HLSL_FILE_PATH} -Vn g_${HLSL_NAME}_spirv
         DEPENDS ${HLSL_FILE_PATH}
     )
     target_sources(MarathonRecomp PRIVATE ${HLSL_FILE_PATH}.spirv.h)

MarathonRecomp/gpu/shader/hlsl/blend_color_alpha_ps.hlsl

@@ -22,7 +22,7 @@ cbuffer SharedConstants : register(b2, space4)
 
 #endif
 
-float4 main(
+float4 shaderMain(
     in float4 iPos : SV_Position,
     in float4 iTexCoord0 : TEXCOORD0) : SV_Target0
 {

MarathonRecomp/gpu/shader/hlsl/copy_color_ps.hlsl

@@ -2,7 +2,7 @@
 
 Texture2D<float4> g_Texture2DDescriptorHeap[] : register(t0, space0);
 
-float4 main(in float4 position : SV_Position) : SV_Target
+float4 shaderMain(in float4 position : SV_Position) : SV_Target
 {
     return g_Texture2DDescriptorHeap[g_PushConstants.ResourceDescriptorIndex].Load(int3(position.xy, 0));
 }

MarathonRecomp/gpu/shader/hlsl/copy_depth_ps.hlsl

@@ -2,7 +2,7 @@
 
 Texture2D<float> g_Texture2DDescriptorHeap[] : register(t0, space0);
 
-float main(in float4 position : SV_Position) : SV_Depth
+float shaderMain(in float4 position : SV_Position) : SV_Depth
 {
     return g_Texture2DDescriptorHeap[g_PushConstants.ResourceDescriptorIndex].Load(int3(position.xy, 0));
 }

MarathonRecomp/gpu/shader/hlsl/copy_vs.hlsl

@@ -1,4 +1,4 @@
-void main(in uint vertexId : SV_VertexID, out float4 position : SV_Position, out float2 texCoord : TEXCOORD)
+void shaderMain(in uint vertexId : SV_VertexID, out float4 position : SV_Position, out float2 texCoord : TEXCOORD)
 {
     texCoord = float2((vertexId << 1) & 2, vertexId & 2);
     position = float4(texCoord * float2(2.0, -2.0) + float2(-1.0, 1.0), 0.0, 1.0);

MarathonRecomp/gpu/shader/hlsl/csd_filter_ps.hlsl

@@ -16,7 +16,7 @@ cbuffer SharedConstants : register(b2, space4)
 
 #endif
 
-float4 main(
+float4 shaderMain(
 	in float4 iPosition : SV_Position,
 	in float4 iTexCoord0 : TEXCOORD0,
 	in float4 iTexCoord1 : TEXCOORD1) : SV_Target

MarathonRecomp/gpu/shader/hlsl/csd_no_tex_vs.hlsl

@@ -20,7 +20,7 @@ cbuffer SharedConstants : register(b2, space4)
 
 #endif
 
-void main(
+void shaderMain(
 	[[vk::location(0)]] in float4 iPosition0 : POSITION0,
 	[[vk::location(8)]] in float4 iColor0 : COLOR0,
 	out float4 oPos : SV_Position,

MarathonRecomp/gpu/shader/hlsl/csd_vs.hlsl

@@ -20,7 +20,7 @@ cbuffer SharedConstants : register(b2, space4)
 
 #endif
 
-void main(
+void shaderMain(
 	[[vk::location(0)]] in float4 iPosition0 : POSITION0,
 	[[vk::location(8)]] in float4 iColor0 : COLOR0,
 	[[vk::location(4)]] in float4 iTexCoord0 : TEXCOORD0,

MarathonRecomp/gpu/shader/hlsl/enhanced_motion_blur_ps.hlsl

@@ -38,7 +38,7 @@ cbuffer SharedConstants : register(b2, space4)
 
 #endif
 
-float4 main(in float4 position : SV_Position, in float4 texCoord : TEXCOORD0) : SV_Target
+float4 shaderMain(in float4 position : SV_Position, in float4 texCoord : TEXCOORD0) : SV_Target
 {
     Texture2D<float4> sampColor = g_Texture2DDescriptorHeap[sampColor_Texture2DDescriptorIndex];
     Texture2D<float4> sampVelocityMap = g_Texture2DDescriptorHeap[sampVelocityMap_Texture2DDescriptorIndex];

MarathonRecomp/gpu/shader/hlsl/gamma_correction_ps.hlsl

@@ -20,7 +20,7 @@ cbuffer SharedConstants : register(b2, space4)
 
 #endif
 
-float4 main(in float4 position : SV_Position) : SV_Target
+float4 shaderMain(in float4 position : SV_Position) : SV_Target
 {
     Texture2D<float4> texture = g_Texture2DDescriptorHeap[g_TextureDescriptorIndex];
 

MarathonRecomp/gpu/shader/hlsl/gaussian_blur.hlsli

@@ -40,7 +40,7 @@ float ComputeWeight(float x)
     return exp(-(x * x) / (2.0 * std * std)) / (std * sqrt(2.0 * PI));
 }
 
-float4 main(in float4 iPosition : SV_Position, in float4 iTexCoord0 : TEXCOORD0) : SV_Target
+float4 shaderMain(in float4 iPosition : SV_Position, in float4 iTexCoord0 : TEXCOORD0) : SV_Target
 {
     Texture2D<float4> texture = g_Texture2DDescriptorHeap[s0_Texture2DDescriptorIndex];
     SamplerState samplerState = g_SamplerDescriptorHeap[s0_SamplerDescriptorIndex];

MarathonRecomp/gpu/shader/hlsl/imgui_ps.hlsl

@@ -90,7 +90,7 @@ float4 SampleSdfFont(float4 color, Texture2D<float4> texture, float2 uv, float2
     return color;
 }
 
-float4 main(in Interpolators interpolators) : SV_Target
+float4 shaderMain(in Interpolators interpolators) : SV_Target
 {
     float4 color = interpolators.Color;
     color *= PixelAntialiasing(interpolators.Position.xy - g_PushConstants.ProceduralOrigin);

MarathonRecomp/gpu/shader/hlsl/imgui_vs.hlsl

@@ -1,6 +1,6 @@
 #include "imgui_common.hlsli"
 
-void main(in float2 position : POSITION, in float2 uv : TEXCOORD, in float4 color : COLOR, out Interpolators interpolators)
+void shaderMain(in float2 position : POSITION, in float2 uv : TEXCOORD, in float4 color : COLOR, out Interpolators interpolators)
 {    
     if (g_PushConstants.ShaderModifier == IMGUI_SHADER_MODIFIER_TEXT_SKEW)
     {

MarathonRecomp/gpu/shader/hlsl/movie_ps.hlsl

@@ -1,6 +1,6 @@
 #include "movie_common.hlsli"
 
-PixelShaderOutput main(in Interpolators In)
+PixelShaderOutput shaderMain(in Interpolators In)
 {
     Texture2D<float4> Tex0 = g_Texture2DDescriptorHeap[Tex0_ResourceDescriptorIndex];
     Texture2D<float4> Tex1 = g_Texture2DDescriptorHeap[Tex1_ResourceDescriptorIndex];

MarathonRecomp/gpu/shader/hlsl/movie_vs.hlsl

@@ -1,6 +1,6 @@
 #include "movie_common.hlsli"
 
-Interpolators main(in VertexShaderInput In)
+Interpolators shaderMain(in VertexShaderInput In)
 {
     Interpolators Out;
     Out.ProjPos = In.ObjPos;

MarathonRecomp/gpu/shader/hlsl/resolve_msaa_color.hlsli

@@ -4,7 +4,7 @@
 
 Texture2DMS<float4, SAMPLE_COUNT> g_Texture2DMSDescriptorHeap[] : register(t0, space0);
 
-float4 main(in float4 position : SV_Position) : SV_Target
+float4 shaderMain(in float4 position : SV_Position) : SV_Target
 {
     float4 result = g_Texture2DMSDescriptorHeap[g_PushConstants.ResourceDescriptorIndex].Load(int2(position.xy), 0);
 

MarathonRecomp/gpu/shader/hlsl/resolve_msaa_depth.hlsli

@@ -4,7 +4,7 @@
 
 Texture2DMS<float, SAMPLE_COUNT> g_Texture2DMSDescriptorHeap[] : register(t0, space0);
 
-float main(in float4 position : SV_Position) : SV_Depth
+float shaderMain(in float4 position : SV_Position) : SV_Depth
 {
     float result = g_Texture2DMSDescriptorHeap[g_PushConstants.ResourceDescriptorIndex].Load(int2(position.xy), 0);
 

MarathonRecomp/gpu/video.cpp

@@ -1449,7 +1449,7 @@ static std::unique_ptr<GuestShader> g_enhancedMotionBlurShader;
     g_device->createShader( \
         (g_backend == Backend::VULKAN) ? g_##NAME##_spirv : g_##NAME##_dxil, \
         (g_backend == Backend::VULKAN) ? sizeof(g_##NAME##_spirv) : sizeof(g_##NAME##_dxil), \
-        "main", \
+        "shaderMain", \
         (g_backend == Backend::VULKAN) ? RenderShaderFormat::SPIRV : RenderShaderFormat::DXIL)
 
 #elif defined(MARATHON_RECOMP_METAL)
@@ -1458,13 +1458,13 @@ static std::unique_ptr<GuestShader> g_enhancedMotionBlurShader;
     g_device->createShader( \
         (g_backend == Backend::VULKAN) ? g_##NAME##_spirv : g_##NAME##_air, \
         (g_backend == Backend::VULKAN) ? sizeof(g_##NAME##_spirv) : sizeof(g_##NAME##_air), \
-        (g_backend == Backend::VULKAN) ? "main" : "shaderMain", \
+        "shaderMain", \
         (g_backend == Backend::VULKAN) ? RenderShaderFormat::SPIRV : RenderShaderFormat::METAL)
 
 #else
 
 #define CREATE_SHADER(NAME) \
-    g_device->createShader(g_##NAME##_spirv, sizeof(g_##NAME##_spirv), "main", RenderShaderFormat::SPIRV)
+    g_device->createShader(g_##NAME##_spirv, sizeof(g_##NAME##_spirv), "shaderMain", RenderShaderFormat::SPIRV)
 
 #endif
 
@@ -4039,7 +4039,7 @@ static RenderShader* GetOrLinkShader(GuestShader* guestShader, uint32_t specCons
                 bool result = smolv::Decode(compressedSpirvData, guestShader->shaderCacheEntry->spirvSize, decoded.data(), decoded.size());
                 assert(result);
 
-                guestShader->shader = g_device->createShader(decoded.data(), decoded.size(), "main", RenderShaderFormat::SPIRV);
+                guestShader->shader = g_device->createShader(decoded.data(), decoded.size(), "shaderMain", RenderShaderFormat::SPIRV);
 #ifdef _DEBUG
                 guestShader->shader->setName(fmt::format("{}:{:x}", guestShader->shaderCacheEntry->filename, guestShader->shaderCacheEntry->hash));
 #endif
@@ -4048,7 +4048,7 @@ static RenderShader* GetOrLinkShader(GuestShader* guestShader, uint32_t specCons
             case Backend::D3D12:
             {
                 guestShader->shader = g_device->createShader(g_shaderCache.get() + guestShader->shaderCacheEntry->dxilOffset, 
-                    guestShader->shaderCacheEntry->dxilSize, "main", RenderShaderFormat::DXIL);
+                    guestShader->shaderCacheEntry->dxilSize, "shaderMain", RenderShaderFormat::DXIL);
             }
             case Backend::METAL:
             {