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-rw-r--r--3rdparty/bgfx/tools/shaderc/shaderc_d3d9.cpp305
1 files changed, 305 insertions, 0 deletions
diff --git a/3rdparty/bgfx/tools/shaderc/shaderc_d3d9.cpp b/3rdparty/bgfx/tools/shaderc/shaderc_d3d9.cpp
new file mode 100644
index 00000000000..7f301320d82
--- /dev/null
+++ b/3rdparty/bgfx/tools/shaderc/shaderc_d3d9.cpp
@@ -0,0 +1,305 @@
+/*
+ * Copyright 2011-2015 Branimir Karadzic. All rights reserved.
+ * License: http://www.opensource.org/licenses/BSD-2-Clause
+ */
+
+#include "shaderc.h"
+
+#if SHADERC_CONFIG_DIRECT3D9
+
+#include <sal.h>
+#define __D3DX9MATH_INL__ // not used and MinGW complains about type-punning
+BX_PRAGMA_DIAGNOSTIC_PUSH();
+BX_PRAGMA_DIAGNOSTIC_IGNORED_CLANG_GCC("-Wundef");
+#include <d3dx9.h>
+BX_PRAGMA_DIAGNOSTIC_POP();
+
+#if defined(__MINGW32__)
+# ifndef D3DXDisassembleShader
+extern "C" HRESULT WINAPI D3DXDisassembleShader(CONST DWORD* pShader, BOOL EnableColorCode, LPCSTR pComments, LPD3DXBUFFER* ppDisassembly);
+# endif // D3DXDisassembleShader
+#endif // !defined(__MINGW32__)
+
+struct UniformRemapDx9
+{
+ UniformType::Enum id;
+ D3DXPARAMETER_CLASS paramClass;
+ D3DXPARAMETER_TYPE paramType;
+ uint8_t columns;
+ uint8_t rows;
+};
+
+static const UniformRemapDx9 s_constRemapDx9[7] =
+{
+ { UniformType::Uniform1iv, D3DXPC_SCALAR, D3DXPT_INT, 0, 0 },
+ { UniformType::Uniform1fv, D3DXPC_SCALAR, D3DXPT_FLOAT, 0, 0 },
+ { UniformType::Uniform2fv, D3DXPC_VECTOR, D3DXPT_FLOAT, 0, 0 },
+ { UniformType::Uniform3fv, D3DXPC_VECTOR, D3DXPT_FLOAT, 0, 0 },
+ { UniformType::Uniform4fv, D3DXPC_VECTOR, D3DXPT_FLOAT, 0, 0 },
+ { UniformType::Uniform3x3fv, D3DXPC_MATRIX_COLUMNS, D3DXPT_FLOAT, 3, 3 },
+ { UniformType::Uniform4x4fv, D3DXPC_MATRIX_COLUMNS, D3DXPT_FLOAT, 4, 4 },
+};
+
+UniformType::Enum findUniformTypeDx9(const D3DXCONSTANT_DESC& constDesc)
+{
+ for (uint32_t ii = 0; ii < BX_COUNTOF(s_constRemapDx9); ++ii)
+ {
+ const UniformRemapDx9& remap = s_constRemapDx9[ii];
+
+ if (remap.paramClass == constDesc.Class
+ && remap.paramType == constDesc.Type)
+ {
+ if (D3DXPC_MATRIX_COLUMNS != constDesc.Class)
+ {
+ return remap.id;
+ }
+
+ if (remap.columns == constDesc.Columns
+ && remap.rows == constDesc.Rows)
+ {
+ return remap.id;
+ }
+ }
+ }
+
+ return UniformType::Count;
+}
+
+static uint32_t s_optimizationLevelDx9[4] =
+{
+ D3DXSHADER_OPTIMIZATION_LEVEL0,
+ D3DXSHADER_OPTIMIZATION_LEVEL1,
+ D3DXSHADER_OPTIMIZATION_LEVEL2,
+ D3DXSHADER_OPTIMIZATION_LEVEL3,
+};
+
+bool compileHLSLShaderDx9(bx::CommandLine& _cmdLine, const std::string& _code, bx::WriterI* _writer)
+{
+ BX_TRACE("DX9");
+
+ const char* profile = _cmdLine.findOption('p', "profile");
+ if (NULL == profile)
+ {
+ fprintf(stderr, "Shader profile must be specified.\n");
+ return false;
+ }
+
+ bool debug = _cmdLine.hasArg('\0', "debug");
+
+ uint32_t flags = 0;
+ flags |= debug ? D3DXSHADER_DEBUG : 0;
+ flags |= _cmdLine.hasArg('\0', "avoid-flow-control") ? D3DXSHADER_AVOID_FLOW_CONTROL : 0;
+ flags |= _cmdLine.hasArg('\0', "no-preshader") ? D3DXSHADER_NO_PRESHADER : 0;
+ flags |= _cmdLine.hasArg('\0', "partial-precision") ? D3DXSHADER_PARTIALPRECISION : 0;
+ flags |= _cmdLine.hasArg('\0', "prefer-flow-control") ? D3DXSHADER_PREFER_FLOW_CONTROL : 0;
+ flags |= _cmdLine.hasArg('\0', "backwards-compatibility") ? D3DXSHADER_ENABLE_BACKWARDS_COMPATIBILITY : 0;
+
+ bool werror = _cmdLine.hasArg('\0', "Werror");
+
+ uint32_t optimization = 3;
+ if (_cmdLine.hasArg(optimization, 'O') )
+ {
+ optimization = bx::uint32_min(optimization, BX_COUNTOF(s_optimizationLevelDx9)-1);
+ flags |= s_optimizationLevelDx9[optimization];
+ }
+ else
+ {
+ flags |= D3DXSHADER_SKIPOPTIMIZATION;
+ }
+
+ BX_TRACE("Profile: %s", profile);
+ BX_TRACE("Flags: 0x%08x", flags);
+
+ LPD3DXBUFFER code;
+ LPD3DXBUFFER errorMsg;
+ LPD3DXCONSTANTTABLE constantTable;
+
+ HRESULT hr;
+
+ // Output preprocessed shader so that HLSL can be debugged via GPA
+ // or PIX. Compiling through memory won't embed preprocessed shader
+ // file path.
+ if (debug)
+ {
+ std::string hlslfp = _cmdLine.findOption('o');
+ hlslfp += ".hlsl";
+ writeFile(hlslfp.c_str(), _code.c_str(), (int32_t)_code.size() );
+
+ hr = D3DXCompileShaderFromFileA(hlslfp.c_str()
+ , NULL
+ , NULL
+ , "main"
+ , profile
+ , flags
+ , &code
+ , &errorMsg
+ , &constantTable
+ );
+ }
+ else
+ {
+ hr = D3DXCompileShader(_code.c_str()
+ , (uint32_t)_code.size()
+ , NULL
+ , NULL
+ , "main"
+ , profile
+ , flags
+ , &code
+ , &errorMsg
+ , &constantTable
+ );
+ }
+
+ if (FAILED(hr)
+ || (werror && NULL != errorMsg) )
+ {
+ const char* log = (const char*)errorMsg->GetBufferPointer();
+
+ char source[1024];
+ int32_t line = 0;
+ int32_t column = 0;
+ int32_t start = 0;
+ int32_t end = INT32_MAX;
+
+ if (3 == sscanf(log, "%[^(](%u,%u):", source, &line, &column)
+ && 0 != line)
+ {
+ start = bx::uint32_imax(1, line-10);
+ end = start + 20;
+ }
+
+ printCode(_code.c_str(), line, start, end);
+ fprintf(stderr, "Error: 0x%08x %s\n", (uint32_t)hr, log);
+ errorMsg->Release();
+ return false;
+ }
+
+ UniformArray uniforms;
+
+ if (NULL != constantTable)
+ {
+ D3DXCONSTANTTABLE_DESC desc;
+ hr = constantTable->GetDesc(&desc);
+ if (FAILED(hr) )
+ {
+ fprintf(stderr, "Error 0x%08x\n", (uint32_t)hr);
+ return false;
+ }
+
+ BX_TRACE("Creator: %s 0x%08x", desc.Creator, (uint32_t /*mingw warning*/)desc.Version);
+ BX_TRACE("Num constants: %d", desc.Constants);
+ BX_TRACE("# cl ty RxC S By Name");
+
+ for (uint32_t ii = 0; ii < desc.Constants; ++ii)
+ {
+ D3DXHANDLE handle = constantTable->GetConstant(NULL, ii);
+ D3DXCONSTANT_DESC constDesc;
+ uint32_t count;
+ constantTable->GetConstantDesc(handle, &constDesc, &count);
+ BX_TRACE("%3d %2d %2d [%dx%d] %d %3d %s[%d] c%d (%d)"
+ , ii
+ , constDesc.Class
+ , constDesc.Type
+ , constDesc.Rows
+ , constDesc.Columns
+ , constDesc.StructMembers
+ , constDesc.Bytes
+ , constDesc.Name
+ , constDesc.Elements
+ , constDesc.RegisterIndex
+ , constDesc.RegisterCount
+ );
+
+ UniformType::Enum type = findUniformTypeDx9(constDesc);
+ if (UniformType::Count != type)
+ {
+ Uniform un;
+ un.name = '$' == constDesc.Name[0] ? constDesc.Name+1 : constDesc.Name;
+ un.type = type;
+ un.num = constDesc.Elements;
+ un.regIndex = constDesc.RegisterIndex;
+ un.regCount = constDesc.RegisterCount;
+ uniforms.push_back(un);
+ }
+ }
+ }
+
+ uint16_t count = (uint16_t)uniforms.size();
+ bx::write(_writer, count);
+
+ uint32_t fragmentBit = profile[0] == 'p' ? BGFX_UNIFORM_FRAGMENTBIT : 0;
+ for (UniformArray::const_iterator it = uniforms.begin(); it != uniforms.end(); ++it)
+ {
+ const Uniform& un = *it;
+ uint8_t nameSize = (uint8_t)un.name.size();
+ bx::write(_writer, nameSize);
+ bx::write(_writer, un.name.c_str(), nameSize);
+ uint8_t type = un.type|fragmentBit;
+ bx::write(_writer, type);
+ bx::write(_writer, un.num);
+ bx::write(_writer, un.regIndex);
+ bx::write(_writer, un.regCount);
+
+ BX_TRACE("%s, %s, %d, %d, %d"
+ , un.name.c_str()
+ , getUniformTypeName(un.type)
+ , un.num
+ , un.regIndex
+ , un.regCount
+ );
+ }
+
+ uint16_t shaderSize = (uint16_t)code->GetBufferSize();
+ bx::write(_writer, shaderSize);
+ bx::write(_writer, code->GetBufferPointer(), shaderSize);
+ uint8_t nul = 0;
+ bx::write(_writer, nul);
+
+ if (_cmdLine.hasArg('\0', "disasm") )
+ {
+ LPD3DXBUFFER disasm;
+ D3DXDisassembleShader( (const DWORD*)code->GetBufferPointer()
+ , false
+ , NULL
+ , &disasm
+ );
+
+ if (NULL != disasm)
+ {
+ std::string disasmfp = _cmdLine.findOption('o');
+ disasmfp += ".disasm";
+
+ writeFile(disasmfp.c_str(), disasm->GetBufferPointer(), disasm->GetBufferSize() );
+ disasm->Release();
+ }
+ }
+
+ if (NULL != code)
+ {
+ code->Release();
+ }
+
+ if (NULL != errorMsg)
+ {
+ errorMsg->Release();
+ }
+
+ if (NULL != constantTable)
+ {
+ constantTable->Release();
+ }
+
+ return true;
+}
+
+#else
+
+bool compileHLSLShaderDx9(bx::CommandLine& _cmdLine, const std::string& _code, bx::WriterI* _writer)
+{
+ BX_UNUSED(_cmdLine, _code, _writer);
+ fprintf(stderr, "HLSL compiler is not supported on this platform.\n");
+ return false;
+}
+
+#endif // SHADERC_CONFIG_DIRECT3D9