diff options
Diffstat (limited to 'src/3rdparty/angle/src/libGLESv2/renderer/renderer9_utils.cpp')
| -rw-r--r-- | src/3rdparty/angle/src/libGLESv2/renderer/renderer9_utils.cpp | 500 |
1 files changed, 500 insertions, 0 deletions
diff --git a/src/3rdparty/angle/src/libGLESv2/renderer/renderer9_utils.cpp b/src/3rdparty/angle/src/libGLESv2/renderer/renderer9_utils.cpp new file mode 100644 index 0000000000..da75d465e3 --- /dev/null +++ b/src/3rdparty/angle/src/libGLESv2/renderer/renderer9_utils.cpp @@ -0,0 +1,500 @@ +#include "precompiled.h" +// +// Copyright (c) 2002-2012 The ANGLE Project Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. +// + +// renderer9_utils.cpp: Conversion functions and other utility routines +// specific to the D3D9 renderer. + +#include "libGLESv2/renderer/renderer9_utils.h" +#include "libGLESv2/mathutil.h" +#include "libGLESv2/Context.h" + +#include "common/debug.h" + +namespace gl_d3d9 +{ + +D3DCMPFUNC ConvertComparison(GLenum comparison) +{ + D3DCMPFUNC d3dComp = D3DCMP_ALWAYS; + switch (comparison) + { + case GL_NEVER: d3dComp = D3DCMP_NEVER; break; + case GL_ALWAYS: d3dComp = D3DCMP_ALWAYS; break; + case GL_LESS: d3dComp = D3DCMP_LESS; break; + case GL_LEQUAL: d3dComp = D3DCMP_LESSEQUAL; break; + case GL_EQUAL: d3dComp = D3DCMP_EQUAL; break; + case GL_GREATER: d3dComp = D3DCMP_GREATER; break; + case GL_GEQUAL: d3dComp = D3DCMP_GREATEREQUAL; break; + case GL_NOTEQUAL: d3dComp = D3DCMP_NOTEQUAL; break; + default: UNREACHABLE(); + } + + return d3dComp; +} + +D3DCOLOR ConvertColor(gl::Color color) +{ + return D3DCOLOR_RGBA(gl::unorm<8>(color.red), + gl::unorm<8>(color.green), + gl::unorm<8>(color.blue), + gl::unorm<8>(color.alpha)); +} + +D3DBLEND ConvertBlendFunc(GLenum blend) +{ + D3DBLEND d3dBlend = D3DBLEND_ZERO; + + switch (blend) + { + case GL_ZERO: d3dBlend = D3DBLEND_ZERO; break; + case GL_ONE: d3dBlend = D3DBLEND_ONE; break; + case GL_SRC_COLOR: d3dBlend = D3DBLEND_SRCCOLOR; break; + case GL_ONE_MINUS_SRC_COLOR: d3dBlend = D3DBLEND_INVSRCCOLOR; break; + case GL_DST_COLOR: d3dBlend = D3DBLEND_DESTCOLOR; break; + case GL_ONE_MINUS_DST_COLOR: d3dBlend = D3DBLEND_INVDESTCOLOR; break; + case GL_SRC_ALPHA: d3dBlend = D3DBLEND_SRCALPHA; break; + case GL_ONE_MINUS_SRC_ALPHA: d3dBlend = D3DBLEND_INVSRCALPHA; break; + case GL_DST_ALPHA: d3dBlend = D3DBLEND_DESTALPHA; break; + case GL_ONE_MINUS_DST_ALPHA: d3dBlend = D3DBLEND_INVDESTALPHA; break; + case GL_CONSTANT_COLOR: d3dBlend = D3DBLEND_BLENDFACTOR; break; + case GL_ONE_MINUS_CONSTANT_COLOR: d3dBlend = D3DBLEND_INVBLENDFACTOR; break; + case GL_CONSTANT_ALPHA: d3dBlend = D3DBLEND_BLENDFACTOR; break; + case GL_ONE_MINUS_CONSTANT_ALPHA: d3dBlend = D3DBLEND_INVBLENDFACTOR; break; + case GL_SRC_ALPHA_SATURATE: d3dBlend = D3DBLEND_SRCALPHASAT; break; + default: UNREACHABLE(); + } + + return d3dBlend; +} + +D3DBLENDOP ConvertBlendOp(GLenum blendOp) +{ + D3DBLENDOP d3dBlendOp = D3DBLENDOP_ADD; + + switch (blendOp) + { + case GL_FUNC_ADD: d3dBlendOp = D3DBLENDOP_ADD; break; + case GL_FUNC_SUBTRACT: d3dBlendOp = D3DBLENDOP_SUBTRACT; break; + case GL_FUNC_REVERSE_SUBTRACT: d3dBlendOp = D3DBLENDOP_REVSUBTRACT; break; + default: UNREACHABLE(); + } + + return d3dBlendOp; +} + +D3DSTENCILOP ConvertStencilOp(GLenum stencilOp) +{ + D3DSTENCILOP d3dStencilOp = D3DSTENCILOP_KEEP; + + switch (stencilOp) + { + case GL_ZERO: d3dStencilOp = D3DSTENCILOP_ZERO; break; + case GL_KEEP: d3dStencilOp = D3DSTENCILOP_KEEP; break; + case GL_REPLACE: d3dStencilOp = D3DSTENCILOP_REPLACE; break; + case GL_INCR: d3dStencilOp = D3DSTENCILOP_INCRSAT; break; + case GL_DECR: d3dStencilOp = D3DSTENCILOP_DECRSAT; break; + case GL_INVERT: d3dStencilOp = D3DSTENCILOP_INVERT; break; + case GL_INCR_WRAP: d3dStencilOp = D3DSTENCILOP_INCR; break; + case GL_DECR_WRAP: d3dStencilOp = D3DSTENCILOP_DECR; break; + default: UNREACHABLE(); + } + + return d3dStencilOp; +} + +D3DTEXTUREADDRESS ConvertTextureWrap(GLenum wrap) +{ + D3DTEXTUREADDRESS d3dWrap = D3DTADDRESS_WRAP; + + switch (wrap) + { + case GL_REPEAT: d3dWrap = D3DTADDRESS_WRAP; break; + case GL_CLAMP_TO_EDGE: d3dWrap = D3DTADDRESS_CLAMP; break; + case GL_MIRRORED_REPEAT: d3dWrap = D3DTADDRESS_MIRROR; break; + default: UNREACHABLE(); + } + + return d3dWrap; +} + +D3DCULL ConvertCullMode(GLenum cullFace, GLenum frontFace) +{ + D3DCULL cull = D3DCULL_CCW; + switch (cullFace) + { + case GL_FRONT: + cull = (frontFace == GL_CCW ? D3DCULL_CW : D3DCULL_CCW); + break; + case GL_BACK: + cull = (frontFace == GL_CCW ? D3DCULL_CCW : D3DCULL_CW); + break; + case GL_FRONT_AND_BACK: + cull = D3DCULL_NONE; // culling will be handled during draw + break; + default: UNREACHABLE(); + } + + return cull; +} + +D3DCUBEMAP_FACES ConvertCubeFace(GLenum cubeFace) +{ + D3DCUBEMAP_FACES face = D3DCUBEMAP_FACE_POSITIVE_X; + + switch (cubeFace) + { + case GL_TEXTURE_CUBE_MAP_POSITIVE_X: + face = D3DCUBEMAP_FACE_POSITIVE_X; + break; + case GL_TEXTURE_CUBE_MAP_NEGATIVE_X: + face = D3DCUBEMAP_FACE_NEGATIVE_X; + break; + case GL_TEXTURE_CUBE_MAP_POSITIVE_Y: + face = D3DCUBEMAP_FACE_POSITIVE_Y; + break; + case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y: + face = D3DCUBEMAP_FACE_NEGATIVE_Y; + break; + case GL_TEXTURE_CUBE_MAP_POSITIVE_Z: + face = D3DCUBEMAP_FACE_POSITIVE_Z; + break; + case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z: + face = D3DCUBEMAP_FACE_NEGATIVE_Z; + break; + default: UNREACHABLE(); + } + + return face; +} + +DWORD ConvertColorMask(bool red, bool green, bool blue, bool alpha) +{ + return (red ? D3DCOLORWRITEENABLE_RED : 0) | + (green ? D3DCOLORWRITEENABLE_GREEN : 0) | + (blue ? D3DCOLORWRITEENABLE_BLUE : 0) | + (alpha ? D3DCOLORWRITEENABLE_ALPHA : 0); +} + +D3DTEXTUREFILTERTYPE ConvertMagFilter(GLenum magFilter, float maxAnisotropy) +{ + if (maxAnisotropy > 1.0f) + { + return D3DTEXF_ANISOTROPIC; + } + + D3DTEXTUREFILTERTYPE d3dMagFilter = D3DTEXF_POINT; + switch (magFilter) + { + case GL_NEAREST: d3dMagFilter = D3DTEXF_POINT; break; + case GL_LINEAR: d3dMagFilter = D3DTEXF_LINEAR; break; + default: UNREACHABLE(); + } + + return d3dMagFilter; +} + +void ConvertMinFilter(GLenum minFilter, D3DTEXTUREFILTERTYPE *d3dMinFilter, D3DTEXTUREFILTERTYPE *d3dMipFilter, float maxAnisotropy) +{ + switch (minFilter) + { + case GL_NEAREST: + *d3dMinFilter = D3DTEXF_POINT; + *d3dMipFilter = D3DTEXF_NONE; + break; + case GL_LINEAR: + *d3dMinFilter = D3DTEXF_LINEAR; + *d3dMipFilter = D3DTEXF_NONE; + break; + case GL_NEAREST_MIPMAP_NEAREST: + *d3dMinFilter = D3DTEXF_POINT; + *d3dMipFilter = D3DTEXF_POINT; + break; + case GL_LINEAR_MIPMAP_NEAREST: + *d3dMinFilter = D3DTEXF_LINEAR; + *d3dMipFilter = D3DTEXF_POINT; + break; + case GL_NEAREST_MIPMAP_LINEAR: + *d3dMinFilter = D3DTEXF_POINT; + *d3dMipFilter = D3DTEXF_LINEAR; + break; + case GL_LINEAR_MIPMAP_LINEAR: + *d3dMinFilter = D3DTEXF_LINEAR; + *d3dMipFilter = D3DTEXF_LINEAR; + break; + default: + *d3dMinFilter = D3DTEXF_POINT; + *d3dMipFilter = D3DTEXF_NONE; + UNREACHABLE(); + } + + if (maxAnisotropy > 1.0f) + { + *d3dMinFilter = D3DTEXF_ANISOTROPIC; + } +} + +D3DFORMAT ConvertRenderbufferFormat(GLenum format) +{ + switch (format) + { + case GL_NONE: return D3DFMT_NULL; + case GL_RGBA4: + case GL_RGB5_A1: + case GL_RGBA8_OES: return D3DFMT_A8R8G8B8; + case GL_RGB565: return D3DFMT_R5G6B5; + case GL_RGB8_OES: return D3DFMT_X8R8G8B8; + case GL_DEPTH_COMPONENT16: + case GL_STENCIL_INDEX8: + case GL_DEPTH24_STENCIL8_OES: return D3DFMT_D24S8; + default: UNREACHABLE(); return D3DFMT_A8R8G8B8; + } +} + +D3DMULTISAMPLE_TYPE GetMultisampleTypeFromSamples(GLsizei samples) +{ + if (samples <= 1) + return D3DMULTISAMPLE_NONE; + else + return (D3DMULTISAMPLE_TYPE)samples; +} + +} + +namespace d3d9_gl +{ + +unsigned int GetStencilSize(D3DFORMAT stencilFormat) +{ + if (stencilFormat == D3DFMT_INTZ) + { + return 8; + } + switch(stencilFormat) + { + case D3DFMT_D24FS8: + case D3DFMT_D24S8: + return 8; + case D3DFMT_D24X4S4: + return 4; + case D3DFMT_D15S1: + return 1; + case D3DFMT_D16_LOCKABLE: + case D3DFMT_D32: + case D3DFMT_D24X8: + case D3DFMT_D32F_LOCKABLE: + case D3DFMT_D16: + return 0; + //case D3DFMT_D32_LOCKABLE: return 0; // DirectX 9Ex only + //case D3DFMT_S8_LOCKABLE: return 8; // DirectX 9Ex only + default: + return 0; + } +} + +unsigned int GetAlphaSize(D3DFORMAT colorFormat) +{ + switch (colorFormat) + { + case D3DFMT_A16B16G16R16F: + return 16; + case D3DFMT_A32B32G32R32F: + return 32; + case D3DFMT_A2R10G10B10: + return 2; + case D3DFMT_A8R8G8B8: + return 8; + case D3DFMT_A1R5G5B5: + return 1; + case D3DFMT_X8R8G8B8: + case D3DFMT_R5G6B5: + return 0; + default: + return 0; + } +} + +GLsizei GetSamplesFromMultisampleType(D3DMULTISAMPLE_TYPE type) +{ + if (type == D3DMULTISAMPLE_NONMASKABLE) + return 0; + else + return type; +} + +bool IsFormatChannelEquivalent(D3DFORMAT d3dformat, GLenum format) +{ + switch (d3dformat) + { + case D3DFMT_L8: + return (format == GL_LUMINANCE); + case D3DFMT_A8L8: + return (format == GL_LUMINANCE_ALPHA); + case D3DFMT_DXT1: + return (format == GL_COMPRESSED_RGBA_S3TC_DXT1_EXT || format == GL_COMPRESSED_RGB_S3TC_DXT1_EXT); + case D3DFMT_DXT3: + return (format == GL_COMPRESSED_RGBA_S3TC_DXT3_ANGLE); + case D3DFMT_DXT5: + return (format == GL_COMPRESSED_RGBA_S3TC_DXT5_ANGLE); + case D3DFMT_A8R8G8B8: + case D3DFMT_A16B16G16R16F: + case D3DFMT_A32B32G32R32F: + return (format == GL_RGBA || format == GL_BGRA_EXT); + case D3DFMT_X8R8G8B8: + return (format == GL_RGB); + default: + if (d3dformat == D3DFMT_INTZ && gl::IsDepthTexture(format)) + return true; + return false; + } +} + +GLenum ConvertBackBufferFormat(D3DFORMAT format) +{ + switch (format) + { + case D3DFMT_A4R4G4B4: return GL_RGBA4; + case D3DFMT_A8R8G8B8: return GL_RGBA8_OES; + case D3DFMT_A1R5G5B5: return GL_RGB5_A1; + case D3DFMT_R5G6B5: return GL_RGB565; + case D3DFMT_X8R8G8B8: return GL_RGB8_OES; + default: + UNREACHABLE(); + } + + return GL_RGBA4; +} + +GLenum ConvertDepthStencilFormat(D3DFORMAT format) +{ + if (format == D3DFMT_INTZ) + { + return GL_DEPTH24_STENCIL8_OES; + } + switch (format) + { + case D3DFMT_D16: + case D3DFMT_D24X8: + return GL_DEPTH_COMPONENT16; + case D3DFMT_D24S8: + return GL_DEPTH24_STENCIL8_OES; + case D3DFMT_UNKNOWN: + return GL_NONE; + default: + UNREACHABLE(); + } + + return GL_DEPTH24_STENCIL8_OES; +} + +GLenum ConvertRenderTargetFormat(D3DFORMAT format) +{ + if (format == D3DFMT_INTZ) + { + return GL_DEPTH24_STENCIL8_OES; + } + + switch (format) + { + case D3DFMT_A4R4G4B4: return GL_RGBA4; + case D3DFMT_A8R8G8B8: return GL_RGBA8_OES; + case D3DFMT_A1R5G5B5: return GL_RGB5_A1; + case D3DFMT_R5G6B5: return GL_RGB565; + case D3DFMT_X8R8G8B8: return GL_RGB8_OES; + case D3DFMT_D16: + case D3DFMT_D24X8: + return GL_DEPTH_COMPONENT16; + case D3DFMT_D24S8: + return GL_DEPTH24_STENCIL8_OES; + case D3DFMT_UNKNOWN: + return GL_NONE; + default: + UNREACHABLE(); + } + + return GL_RGBA4; +} + +GLenum GetEquivalentFormat(D3DFORMAT format) +{ + if (format == D3DFMT_INTZ) + return GL_DEPTH24_STENCIL8_OES; + if (format == D3DFMT_NULL) + return GL_NONE; + + switch (format) + { + case D3DFMT_A4R4G4B4: return GL_RGBA4; + case D3DFMT_A8R8G8B8: return GL_RGBA8_OES; + case D3DFMT_A1R5G5B5: return GL_RGB5_A1; + case D3DFMT_R5G6B5: return GL_RGB565; + case D3DFMT_X8R8G8B8: return GL_RGB8_OES; + case D3DFMT_D16: return GL_DEPTH_COMPONENT16; + case D3DFMT_D24S8: return GL_DEPTH24_STENCIL8_OES; + case D3DFMT_UNKNOWN: return GL_NONE; + case D3DFMT_DXT1: return GL_COMPRESSED_RGBA_S3TC_DXT1_EXT; + case D3DFMT_DXT3: return GL_COMPRESSED_RGBA_S3TC_DXT3_ANGLE; + case D3DFMT_DXT5: return GL_COMPRESSED_RGBA_S3TC_DXT5_ANGLE; + case D3DFMT_A32B32G32R32F: return GL_RGBA32F_EXT; + case D3DFMT_A16B16G16R16F: return GL_RGBA16F_EXT; + case D3DFMT_L8: return GL_LUMINANCE8_EXT; + case D3DFMT_A8L8: return GL_LUMINANCE8_ALPHA8_EXT; + default: UNREACHABLE(); + return GL_NONE; + } +} + +} + +namespace d3d9 +{ + +bool IsCompressedFormat(D3DFORMAT surfaceFormat) +{ + switch(surfaceFormat) + { + case D3DFMT_DXT1: + case D3DFMT_DXT2: + case D3DFMT_DXT3: + case D3DFMT_DXT4: + case D3DFMT_DXT5: + return true; + default: + return false; + } +} + +size_t ComputeRowSize(D3DFORMAT format, unsigned int width) +{ + if (format == D3DFMT_INTZ) + { + return 4 * width; + } + switch (format) + { + case D3DFMT_L8: + return 1 * width; + case D3DFMT_A8L8: + return 2 * width; + case D3DFMT_X8R8G8B8: + case D3DFMT_A8R8G8B8: + return 4 * width; + case D3DFMT_A16B16G16R16F: + return 8 * width; + case D3DFMT_A32B32G32R32F: + return 16 * width; + case D3DFMT_DXT1: + return 8 * ((width + 3) / 4); + case D3DFMT_DXT3: + case D3DFMT_DXT5: + return 16 * ((width + 3) / 4); + default: + UNREACHABLE(); + return 0; + } +} + +} |