1 files changed, 171 insertions, 0 deletions
diff --git a/src/3rdparty/angle/src/libGLESv2/renderer/d3d/HLSLCompiler.cpp b/src/3rdparty/angle/src/libGLESv2/renderer/d3d/HLSLCompiler.cpp
new file mode 100644
index 0000000000..e3b88d506d
--- /dev/null
+++ b/src/3rdparty/angle/src/libGLESv2/renderer/d3d/HLSLCompiler.cpp
@@ -0,0 +1,171 @@
+#include "precompiled.h"
+#include "libGLESv2/renderer/d3d/HLSLCompiler.h"
+#include "libGLESv2/Program.h"
+#include "libGLESv2/main.h"
+
+#include "common/utilities.h"
+#include "common/platform.h"
+
+#include "third_party/trace_event/trace_event.h"
+
+#include <d3dcompiler.h>
+
+#if defined(__MINGW32__) && !defined(D3DCOMPILER_DLL)
+
+// Add define + typedefs for older MinGW-w64 headers (pre 5783)
+
+#define D3DCOMPILER_DLL L"d3dcompiler_43.dll"
+
+HRESULT WINAPI D3DCompile(const void *data, SIZE_T data_size, const char *filename,
+        const D3D_SHADER_MACRO *defines, ID3DInclude *include, const char *entrypoint,
+        const char *target, UINT sflags, UINT eflags, ID3DBlob **shader, ID3DBlob **error_messages);
+typedef HRESULT (WINAPI *pD3DCompile)(const void *data, SIZE_T data_size, const char *filename,
+        const D3D_SHADER_MACRO *defines, ID3DInclude *include, const char *entrypoint,
+        const char *target, UINT sflags, UINT eflags, ID3DBlob **shader, ID3DBlob **error_messages);
+
+#endif // __MINGW32__ && !D3DCOMPILER_DLL
+
+#ifndef QT_D3DCOMPILER_DLL
+#define QT_D3DCOMPILER_DLL D3DCOMPILER_DLL
+#endif
+
+#ifndef LoadLibrary
+#define LoadLibrary(dll) LoadPackagedLibrary(dll, NULL)
+#endif
+
+namespace rx
+{
+
+HLSLCompiler::HLSLCompiler()
+    : mD3DCompilerModule(NULL),
+      mD3DCompileFunc(NULL)
+{
+}
+
+HLSLCompiler::~HLSLCompiler()
+{
+    release();
+}
+
+bool HLSLCompiler::initialize()
+{
+    TRACE_EVENT0("gpu", "initializeCompiler");
+#if !defined(ANGLE_PLATFORM_WINRT)
+#if defined(ANGLE_PRELOADED_D3DCOMPILER_MODULE_NAMES)
+    // Find a D3DCompiler module that had already been loaded based on a predefined list of versions.
+    static const char *d3dCompilerNames[] = ANGLE_PRELOADED_D3DCOMPILER_MODULE_NAMES;
+
+    for (size_t i = 0; i < ArraySize(d3dCompilerNames); ++i)
+    {
+        if (GetModuleHandleExA(0, d3dCompilerNames[i], &mD3DCompilerModule))
+        {
+            break;
+        }
+    }
+#endif  // ANGLE_PRELOADED_D3DCOMPILER_MODULE_NAMES
+
+    // Load the compiler DLL specified by the environment, or default to QT_D3DCOMPILER_DLL
+    const wchar_t *defaultCompiler = _wgetenv(L"QT_D3DCOMPILER_DLL");
+    if (!defaultCompiler)
+        defaultCompiler = QT_D3DCOMPILER_DLL;
+
+    const wchar_t *compilerDlls[] = {
+        defaultCompiler,
+        L"d3dcompiler_47.dll",
+        L"d3dcompiler_46.dll",
+        L"d3dcompiler_45.dll",
+        L"d3dcompiler_44.dll",
+        L"d3dcompiler_43.dll",
+        0
+    };
+
+    // Load the first available known compiler DLL
+    for (int i = 0; compilerDlls[i]; ++i)
+    {
+        mD3DCompilerModule = LoadLibrary(compilerDlls[i]);
+        if (mD3DCompilerModule)
+            break;
+    }
+
+    if (!mD3DCompilerModule)
+    {
+        ERR("No D3D compiler module found - aborting!\n");
+        return false;
+    }
+
+    mD3DCompileFunc = reinterpret_cast<CompileFuncPtr>(GetProcAddress(mD3DCompilerModule, "D3DCompile"));
+    ASSERT(mD3DCompileFunc);
+#else
+    mD3DCompileFunc = reinterpret_cast<CompileFuncPtr>(&D3DCompile);
+#endif
+    return mD3DCompileFunc != NULL;
+}
+
+void HLSLCompiler::release()
+{
+    if (mD3DCompilerModule)
+    {
+        FreeLibrary(mD3DCompilerModule);
+        mD3DCompilerModule = NULL;
+        mD3DCompileFunc = NULL;
+    }
+}
+
+ShaderBlob *HLSLCompiler::compileToBinary(gl::InfoLog &infoLog, const char *hlsl, const char *profile,
+                                          const UINT optimizationFlags[], const char *flagNames[], int attempts) const
+{
+#if !defined(ANGLE_PLATFORM_WINRT)
+    ASSERT(mD3DCompilerModule && mD3DCompileFunc);
+#endif
+
+    if (!hlsl)
+    {
+        return NULL;
+    }
+
+    pD3DCompile compileFunc = reinterpret_cast<pD3DCompile>(mD3DCompileFunc);
+    for (int i = 0; i < attempts; ++i)
+    {
+        ID3DBlob *errorMessage = NULL;
+        ID3DBlob *binary = NULL;
+
+        HRESULT result = compileFunc(hlsl, strlen(hlsl), gl::g_fakepath, NULL, NULL, "main", profile, optimizationFlags[i], 0, &binary, &errorMessage);
+
+        if (errorMessage)
+        {
+            const char *message = (const char*)errorMessage->GetBufferPointer();
+
+            infoLog.appendSanitized(message);
+            TRACE("\n%s", hlsl);
+            TRACE("\n%s", message);
+
+            SafeRelease(errorMessage);
+        }
+
+        if (SUCCEEDED(result))
+        {
+            return (ShaderBlob*)binary;
+        }
+        else
+        {
+            if (result == E_OUTOFMEMORY)
+            {
+                return gl::error(GL_OUT_OF_MEMORY, (ShaderBlob*)NULL);
+            }
+
+            infoLog.append("Warning: D3D shader compilation failed with ");
+            infoLog.append(flagNames[i]);
+            infoLog.append(" flags.");
+            if (i + 1 < attempts)
+            {
+                infoLog.append(" Retrying with ");
+                infoLog.append(flagNames[i + 1]);
+                infoLog.append(".\n");
+            }
+        }
+    }
+
+    return NULL;
+}
+
+}