xrRender_GL: prepare for SPIR-V

Author: Xottab-DUTY

src/Layers/xrRender/HW.h

@@ -71,6 +71,7 @@ class CHW
     GLuint pCFB;
 
     CHWCaps Caps;
+    TBuiltInResource resources;
 
     HWND m_hWnd;
     HDC m_hDC;
@@ -128,6 +129,9 @@ class CHW
 #if !defined(_MAYA_EXPORT) && !defined(USE_OGL)
     stats_manager stats_manager;
 #endif
+#ifdef USE_OGL
+    void InitResources(TBuiltInResource& Resources);
+#endif
 #if defined(USE_DX10) || defined(USE_DX11) || defined(USE_OGL)
     void UpdateViews();
 #endif

src/Layers/xrRender/SH_Atomic.h

@@ -68,27 +68,39 @@ struct ECORE_API SGS : public xr_resource_named
 typedef resptr_core<SGS, resptr_base<SGS>> ref_gs;
 #endif //	USE_DX10
 
-#ifdef USE_DX11
+#if defined(USE_DX11) || defined(USE_OGL)
 
 struct ECORE_API SHS : public xr_resource_named
 {
+#ifdef USE_OGL
+    GLuint sh;
+#else
     ID3D11HullShader* sh;
+#endif
     R_constant_table constants;
     ~SHS();
 };
 typedef resptr_core<SHS, resptr_base<SHS>> ref_hs;
 
 struct ECORE_API SDS : public xr_resource_named
 {
+#ifdef USE_OGL
+    GLuint sh;
+#else
     ID3D11DomainShader* sh;
+#endif
     R_constant_table constants;
     ~SDS();
 };
 typedef resptr_core<SDS, resptr_base<SDS>> ref_ds;
 
 struct ECORE_API SCS : public xr_resource_named
 {
+#ifdef USE_OGL
+    GLuint sh;
+#else
     ID3D11ComputeShader* sh;
+#endif
     R_constant_table constants;
     ~SCS();
 };

src/Layers/xrRender/Shader.h

@@ -9,11 +9,11 @@
 #include "r_constants.h"
 #include "xrCore/xr_resource.h"
 
-#include "sh_atomic.h"
-#include "sh_texture.h"
-#include "sh_matrix.h"
-#include "sh_constant.h"
-#include "sh_rt.h"
+#include "SH_Atomic.h"
+#include "SH_Texture.h"
+#include "SH_Matrix.h"
+#include "SH_Constant.h"
+#include "SH_RT.h"
 
 using sh_list = xr_vector<shared_str>;
 class CBlender_Compile;

src/Layers/xrRenderGL/glHW.cpp

@@ -140,6 +140,8 @@ void CHW::CreateDevice(HWND hWnd, bool move_window)
     updateWindowProps(m_hWnd);
     fill_vid_mode_list(this);
 #endif
+
+    InitResources(resources);
 }
 
 void CHW::DestroyDevice()
@@ -319,6 +321,104 @@ void fill_vid_mode_list(CHW* /*_hw*/)
     }
 }
 
+
+void CHW::InitResources(TBuiltInResource& Resources)
+{
+    Resources.maxLights = 32;
+    Resources.maxClipPlanes = 6;
+    Resources.maxTextureUnits = 32;
+    Resources.maxTextureCoords = 32;
+    Resources.maxVertexAttribs = 64;
+    Resources.maxVertexUniformComponents = 4096;
+    Resources.maxVaryingFloats = 64;
+    Resources.maxVertexTextureImageUnits = 32;
+    Resources.maxCombinedTextureImageUnits = 80;
+    Resources.maxTextureImageUnits = 32;
+    Resources.maxFragmentUniformComponents = 4096;
+    Resources.maxDrawBuffers = 32;
+    Resources.maxVertexUniformVectors = 128;
+    Resources.maxVaryingVectors = 8;
+    Resources.maxFragmentUniformVectors = 16;
+    Resources.maxVertexOutputVectors = 16;
+    Resources.maxFragmentInputVectors = 15;
+    Resources.minProgramTexelOffset = -8;
+    Resources.maxProgramTexelOffset = 7;
+    Resources.maxClipDistances = 8;
+    Resources.maxComputeWorkGroupCountX = 65535;
+    Resources.maxComputeWorkGroupCountY = 65535;
+    Resources.maxComputeWorkGroupCountZ = 65535;
+    Resources.maxComputeWorkGroupSizeX = 1024;
+    Resources.maxComputeWorkGroupSizeY = 1024;
+    Resources.maxComputeWorkGroupSizeZ = 64;
+    Resources.maxComputeUniformComponents = 1024;
+    Resources.maxComputeTextureImageUnits = 16;
+    Resources.maxComputeImageUniforms = 8;
+    Resources.maxComputeAtomicCounters = 8;
+    Resources.maxComputeAtomicCounterBuffers = 1;
+    Resources.maxVaryingComponents = 60;
+    Resources.maxVertexOutputComponents = 64;
+    Resources.maxGeometryInputComponents = 64;
+    Resources.maxGeometryOutputComponents = 128;
+    Resources.maxFragmentInputComponents = 128;
+    Resources.maxImageUnits = 8;
+    Resources.maxCombinedImageUnitsAndFragmentOutputs = 8;
+    Resources.maxCombinedShaderOutputResources = 8;
+    Resources.maxImageSamples = 0;
+    Resources.maxVertexImageUniforms = 0;
+    Resources.maxTessControlImageUniforms = 0;
+    Resources.maxTessEvaluationImageUniforms = 0;
+    Resources.maxGeometryImageUniforms = 0;
+    Resources.maxFragmentImageUniforms = 8;
+    Resources.maxCombinedImageUniforms = 8;
+    Resources.maxGeometryTextureImageUnits = 16;
+    Resources.maxGeometryOutputVertices = 256;
+    Resources.maxGeometryTotalOutputComponents = 1024;
+    Resources.maxGeometryUniformComponents = 1024;
+    Resources.maxGeometryVaryingComponents = 64;
+    Resources.maxTessControlInputComponents = 128;
+    Resources.maxTessControlOutputComponents = 128;
+    Resources.maxTessControlTextureImageUnits = 16;
+    Resources.maxTessControlUniformComponents = 1024;
+    Resources.maxTessControlTotalOutputComponents = 4096;
+    Resources.maxTessEvaluationInputComponents = 128;
+    Resources.maxTessEvaluationOutputComponents = 128;
+    Resources.maxTessEvaluationTextureImageUnits = 16;
+    Resources.maxTessEvaluationUniformComponents = 1024;
+    Resources.maxTessPatchComponents = 120;
+    Resources.maxPatchVertices = 32;
+    Resources.maxTessGenLevel = 64;
+    Resources.maxViewports = 16;
+    Resources.maxVertexAtomicCounters = 0;
+    Resources.maxTessControlAtomicCounters = 0;
+    Resources.maxTessEvaluationAtomicCounters = 0;
+    Resources.maxGeometryAtomicCounters = 0;
+    Resources.maxFragmentAtomicCounters = 8;
+    Resources.maxCombinedAtomicCounters = 8;
+    Resources.maxAtomicCounterBindings = 1;
+    Resources.maxVertexAtomicCounterBuffers = 0;
+    Resources.maxTessControlAtomicCounterBuffers = 0;
+    Resources.maxTessEvaluationAtomicCounterBuffers = 0;
+    Resources.maxGeometryAtomicCounterBuffers = 0;
+    Resources.maxFragmentAtomicCounterBuffers = 1;
+    Resources.maxCombinedAtomicCounterBuffers = 1;
+    Resources.maxAtomicCounterBufferSize = 16384;
+    Resources.maxTransformFeedbackBuffers = 4;
+    Resources.maxTransformFeedbackInterleavedComponents = 64;
+    Resources.maxCullDistances = 8;
+    Resources.maxCombinedClipAndCullDistances = 8;
+    Resources.maxSamples = 4;
+    Resources.limits.nonInductiveForLoops = 1;
+    Resources.limits.whileLoops = 1;
+    Resources.limits.doWhileLoops = 1;
+    Resources.limits.generalUniformIndexing = 1;
+    Resources.limits.generalAttributeMatrixVectorIndexing = 1;
+    Resources.limits.generalVaryingIndexing = 1;
+    Resources.limits.generalSamplerIndexing = 1;
+    Resources.limits.generalVariableIndexing = 1;
+    Resources.limits.generalConstantMatrixVectorIndexing = 1;
+}
+
+
 void CHW::UpdateViews()
 {
     // Create the program pipeline used for rendering with shaders

src/Layers/xrRenderPC_GL/rgl.cpp

@@ -1,4 +1,7 @@
 #include "stdafx.h"
+
+#include <glslang/SPIRV/GlslangToSpv.h>
+
 #include "rgl.h"
 #include "Layers/xrRender/FBasicVisual.h"
 #include "xrEngine/xr_object.h"
@@ -119,6 +122,8 @@ extern ENGINE_API BOOL r2_advanced_pp; //	advanced post process and effects
 // Just two static storage
 void CRender::create()
 {
+    glslang::InitializeProcess();
+
     Device.seqFrame.Add(this,REG_PRIORITY_HIGH + 0x12345678);
 
     m_skinning = -1;
@@ -391,6 +396,7 @@ void CRender::destroy()
     PSLibrary.OnDestroy();
     Device.seqFrame.Remove(this);
     r_dsgraph_destroy();
+    glslang::FinalizeProcess();
 }
 
 void CRender::reset_begin()
@@ -703,6 +709,15 @@ void CRender::DumpStatistics(IGameFont& font, IPerformanceAlert* alert)
     HOM.DumpStatistics(font, alert);
 }
 
+void CRender::addShaderOption(const char* name, const char* value)
+{
+    m_ShaderOptions += "#define ";
+    m_ShaderOptions += name;
+    m_ShaderOptions += " ";
+    m_ShaderOptions += value;
+    m_ShaderOptions += "\n";
+}
+
 static inline bool match_shader_id(LPCSTR const debug_shader_id, LPCSTR const full_shader_id,
                                    FS_FileSet const& file_set, string_path& result);
 

src/Layers/xrRenderPC_GL/rgl.h

@@ -378,8 +378,18 @@ class CRender : public D3DXRenderBase
     // Constructor/destructor/loader
     CRender();
     virtual ~CRender();
+
+    void addShaderOption(pcstr name, pcstr value);
+    void clearAllShaderOptions() { m_ShaderOptions.clear(); }
+
+private:
+    xr_string m_ShaderOptions;
+
 protected:
     void ScreenshotImpl(ScreenshotMode mode, LPCSTR name, CMemoryWriter* memory_writer) override;
+
+private:
+    FS_FileSet m_file_set;
 };
 
 extern CRender RImplementation;

src/Layers/xrRenderPC_GL/stdafx.h

@@ -14,6 +14,7 @@
 #include <gl/GLU.h>
 #include <gl/glext.h>
 #include <gl/wglext.h>
+#include <ShaderLang.h>
 
 #include "Layers/xrRender/xrD3DDefs.h"
 #include "Layers/xrRender/Debug/dxPixEventWrapper.h"

src/Layers/xrRenderPC_GL/xrRender_GL.vcxproj

@@ -77,7 +77,7 @@
   </PropertyGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
     <ClCompile>
-      <AdditionalIncludeDirectories>$(xrExternals)OpenAutomate\inc;$(xrExternals)gl\include;$(xrExternals)glew\include;$(xrExternals)gli;$(xrExternals)gli\external\glm;$(xrExternals)AGS_SDK;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+      <AdditionalIncludeDirectories>$(xrExternals)OpenAutomate\inc;$(xrExternals)gl\include;$(xrExternals)glew\include;$(xrExternals)gli;$(xrExternals)gli\external\glm;$(xrExternals)AGS_SDK;$(xrExternals)glslang\glslang\Public;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
       <PreprocessorDefinitions>_USRDLL;XRRENDER_GL_EXPORTS;USE_OGL;NO_XR_VDECLARATOR;%(PreprocessorDefinitions)</PreprocessorDefinitions>
     </ClCompile>
     <Link>
@@ -87,7 +87,7 @@
   </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
     <ClCompile>
-      <AdditionalIncludeDirectories>$(xrExternals)OpenAutomate\inc;$(xrExternals)gl\include;$(xrExternals)glew\include;$(xrExternals)gli;$(xrExternals)gli\external\glm;$(xrExternals)AGS_SDK;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+      <AdditionalIncludeDirectories>$(xrExternals)OpenAutomate\inc;$(xrExternals)gl\include;$(xrExternals)glew\include;$(xrExternals)gli;$(xrExternals)gli\external\glm;$(xrExternals)AGS_SDK;$(xrExternals)glslang\glslang\Public;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
       <PreprocessorDefinitions>_USRDLL;XRRENDER_GL_EXPORTS;USE_OGL;NO_XR_VDECLARATOR;%(PreprocessorDefinitions)</PreprocessorDefinitions>
     </ClCompile>
     <Link>
@@ -97,7 +97,7 @@
   </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
     <ClCompile>
-      <AdditionalIncludeDirectories>$(xrExternals)OpenAutomate\inc;$(xrExternals)gl\include;$(xrExternals)glew\include;$(xrExternals)gli;$(xrExternals)gli\external\glm;$(xrExternals)AGS_SDK;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+      <AdditionalIncludeDirectories>$(xrExternals)OpenAutomate\inc;$(xrExternals)gl\include;$(xrExternals)glew\include;$(xrExternals)gli;$(xrExternals)gli\external\glm;$(xrExternals)AGS_SDK;$(xrExternals)glslang\glslang\Public;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
       <PreprocessorDefinitions>_USRDLL;XRRENDER_GL_EXPORTS;USE_OGL;NO_XR_VDECLARATOR;%(PreprocessorDefinitions)</PreprocessorDefinitions>
     </ClCompile>
     <Link>
@@ -107,7 +107,7 @@
   </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
     <ClCompile>
-      <AdditionalIncludeDirectories>$(xrExternals)OpenAutomate\inc;$(xrExternals)gl\include;$(xrExternals)glew\include;$(xrExternals)gli;$(xrExternals)gli\external\glm;$(xrExternals)AGS_SDK;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+      <AdditionalIncludeDirectories>$(xrExternals)OpenAutomate\inc;$(xrExternals)gl\include;$(xrExternals)glew\include;$(xrExternals)gli;$(xrExternals)gli\external\glm;$(xrExternals)AGS_SDK;$(xrExternals)glslang\glslang\Public;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
       <PreprocessorDefinitions>_USRDLL;XRRENDER_GL_EXPORTS;USE_OGL;NO_XR_VDECLARATOR;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <FloatingPointModel>Precise</FloatingPointModel>
     </ClCompile>
@@ -118,7 +118,7 @@
   </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Mixed|Win32'">
     <ClCompile>
-      <AdditionalIncludeDirectories>$(xrExternals)OpenAutomate\inc;$(xrExternals)gl\include;$(xrExternals)glew\include;$(xrExternals)gli;$(xrExternals)gli\external\glm;$(xrExternals)AGS_SDK;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+      <AdditionalIncludeDirectories>$(xrExternals)OpenAutomate\inc;$(xrExternals)gl\include;$(xrExternals)glew\include;$(xrExternals)gli;$(xrExternals)gli\external\glm;$(xrExternals)AGS_SDK;$(xrExternals)glslang\glslang\Public;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
       <PreprocessorDefinitions>_USRDLL;XRRENDER_GL_EXPORTS;USE_OGL;NO_XR_VDECLARATOR;%(PreprocessorDefinitions)</PreprocessorDefinitions>
     </ClCompile>
     <Link>
@@ -128,7 +128,7 @@
   </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Mixed|x64'">
     <ClCompile>
-      <AdditionalIncludeDirectories>$(xrExternals)OpenAutomate\inc;$(xrExternals)gl\include;$(xrExternals)glew\include;$(xrExternals)gli;$(xrExternals)gli\external\glm;$(xrExternals)AGS_SDK;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+      <AdditionalIncludeDirectories>$(xrExternals)OpenAutomate\inc;$(xrExternals)gl\include;$(xrExternals)glew\include;$(xrExternals)gli;$(xrExternals)gli\external\glm;$(xrExternals)AGS_SDK;$(xrExternals)glslang\glslang\Public;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
       <PreprocessorDefinitions>_USRDLL;XRRENDER_GL_EXPORTS;USE_OGL;NO_XR_VDECLARATOR;%(PreprocessorDefinitions)</PreprocessorDefinitions>
     </ClCompile>
     <Link>
@@ -471,6 +471,9 @@
     <ProjectReference Include="$(xrExternals)oalib.vcxproj">
       <Project>{61d4856f-fa82-4f02-bb88-909ddfb1fe74}</Project>
     </ProjectReference>
+    <ProjectReference Include="..\..\..\Externals\glslang.vcxproj">
+      <Project>{8559bc92-bc07-32ef-beed-0c50fe6ca3c3}</Project>
+    </ProjectReference>
     <ProjectReference Include="..\..\utils\xrMiscMath\xrMiscMath.vcxproj">
       <Project>{7885cf3c-ee04-4c67-9467-1fbf9a36b037}</Project>
     </ProjectReference>