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Add OpenGL support.

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This commit is contained in:
LuisAntonRebollo 2014-11-08 17:41:17 +01:00
parent c354f59b72
commit dd08fd2e7d
55 changed files with 2957 additions and 802 deletions
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157
Engine/source/gfx/gl/gfxGLEnumTranslate.cpp
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@ -34,6 +34,7 @@ GLenum GFXGLStencilOp[GFXStencilOp_COUNT];
GLenum GFXGLTextureInternalFormat[GFXFormat_COUNT];
GLenum GFXGLTextureFormat[GFXFormat_COUNT];
GLenum GFXGLTextureType[GFXFormat_COUNT];
GLint* GFXGLTextureSwizzle[GFXFormat_COUNT];
GLenum GFXGLBufferType[GFXBufferType_COUNT];
GLenum GFXGLCullMode[GFXCull_COUNT];
GLenum GFXGLFillMode[GFXFill_COUNT];
@ -118,54 +119,50 @@ void GFXGLEnumTranslate::init()
// Texture formats
GFXGLTextureInternalFormat[GFXFormatA8] = GL_ALPHA8;
GFXGLTextureInternalFormat[GFXFormatL8] = GL_LUMINANCE8;
GFXGLTextureInternalFormat[GFXFormatR5G6B5] = GL_RGB5_A1; // OpenGL has no R5G6B5 format.
for(int i = 0; i < GFXFormat_COUNT; ++i)
{
GFXGLTextureInternalFormat[i] = GL_NONE;
GFXGLTextureFormat[i] = GL_NONE;
GFXGLTextureType[i] = GL_NONE;
GFXGLTextureSwizzle[i] = NULL;
}
GFXGLTextureInternalFormat[GFXFormatA8] = GL_R8;
GFXGLTextureInternalFormat[GFXFormatL8] = GL_R8;
GFXGLTextureInternalFormat[GFXFormatR5G5B5A1] = GL_RGB5_A1;
GFXGLTextureInternalFormat[GFXFormatR5G5B5X1] = GL_RGB5_A1;
GFXGLTextureInternalFormat[GFXFormatL16] = GL_LUMINANCE16;
GFXGLTextureInternalFormat[GFXFormatR16F] = GL_ZERO;
GFXGLTextureInternalFormat[GFXFormatD16] = GL_DEPTH_COMPONENT;
GFXGLTextureInternalFormat[GFXFormatL16] = GL_R16;
GFXGLTextureInternalFormat[GFXFormatD16] = GL_DEPTH_COMPONENT16;
GFXGLTextureInternalFormat[GFXFormatR8G8B8] = GL_RGB8;
GFXGLTextureInternalFormat[GFXFormatR8G8B8A8] = GL_RGBA8;
GFXGLTextureInternalFormat[GFXFormatR8G8B8X8] = GL_RGBA8;
GFXGLTextureInternalFormat[GFXFormatR32F] = GL_ZERO;
GFXGLTextureInternalFormat[GFXFormatR16G16] = GL_RGBA16;
GFXGLTextureInternalFormat[GFXFormatR16G16F] = GL_ZERO;
GFXGLTextureInternalFormat[GFXFormatR10G10B10A2] = GL_ZERO;
GFXGLTextureInternalFormat[GFXFormatB8G8R8A8] = GL_RGBA8;
GFXGLTextureInternalFormat[GFXFormatR10G10B10A2] = GL_RGB10_A2;
GFXGLTextureInternalFormat[GFXFormatD32] = GL_DEPTH_COMPONENT32;
GFXGLTextureInternalFormat[GFXFormatD24X8] = GL_DEPTH_COMPONENT24;
GFXGLTextureInternalFormat[GFXFormatD24S8] = GL_DEPTH_COMPONENT24;
GFXGLTextureInternalFormat[GFXFormatR16G16B16A16] = GL_ZERO;
GFXGLTextureInternalFormat[GFXFormatR16G16B16A16F] = GL_ZERO;
GFXGLTextureInternalFormat[GFXFormatR32G32B32A32F] = GL_ZERO;
GFXGLTextureInternalFormat[GFXFormatD24X8] = GL_DEPTH24_STENCIL8;
GFXGLTextureInternalFormat[GFXFormatD24S8] = GL_DEPTH24_STENCIL8;
GFXGLTextureInternalFormat[GFXFormatR16G16B16A16] = GL_RGBA16;
GFXGLTextureInternalFormat[GFXFormatDXT1] = GL_COMPRESSED_RGBA_S3TC_DXT1_EXT;
GFXGLTextureInternalFormat[GFXFormatDXT2] = GL_ZERO;
GFXGLTextureInternalFormat[GFXFormatDXT3] = GL_COMPRESSED_RGBA_S3TC_DXT3_EXT;
GFXGLTextureInternalFormat[GFXFormatDXT4] = GL_ZERO;
GFXGLTextureInternalFormat[GFXFormatDXT5] = GL_COMPRESSED_RGBA_S3TC_DXT5_EXT;
GFXGLTextureFormat[GFXFormatA8] = GL_ALPHA;
GFXGLTextureFormat[GFXFormatL8] = GL_LUMINANCE;
GFXGLTextureFormat[GFXFormatR5G6B5] = GL_RGBA;
GFXGLTextureFormat[GFXFormatA8] = GL_RED;
GFXGLTextureFormat[GFXFormatL8] = GL_RED;
GFXGLTextureFormat[GFXFormatR5G5B5A1] = GL_RGBA;
GFXGLTextureFormat[GFXFormatR5G5B5X1] = GL_RGBA;
GFXGLTextureFormat[GFXFormatL16] = GL_LUMINANCE;
GFXGLTextureFormat[GFXFormatR16F] = GL_ZERO;
GFXGLTextureFormat[GFXFormatL16] = GL_RED;
GFXGLTextureFormat[GFXFormatD16] = GL_DEPTH_COMPONENT;
GFXGLTextureFormat[GFXFormatR8G8B8] = GL_RGB;
GFXGLTextureFormat[GFXFormatR8G8B8A8] = GL_BGRA;
GFXGLTextureFormat[GFXFormatR8G8B8X8] = GL_BGRA;
GFXGLTextureFormat[GFXFormatR32F] = GL_RGBA;
GFXGLTextureFormat[GFXFormatR16G16] = GL_RGBA;
GFXGLTextureFormat[GFXFormatR16G16F] = GL_ZERO;
GFXGLTextureFormat[GFXFormatR8G8B8A8] = GL_RGBA;
GFXGLTextureFormat[GFXFormatR8G8B8X8] = GL_RGBA;
GFXGLTextureFormat[GFXFormatB8G8R8A8] = GL_BGRA;
GFXGLTextureFormat[GFXFormatR10G10B10A2] = GL_RGBA;
GFXGLTextureFormat[GFXFormatD32] = GL_DEPTH_COMPONENT;
GFXGLTextureFormat[GFXFormatD24X8] = GL_DEPTH_COMPONENT;
GFXGLTextureFormat[GFXFormatD24S8] = GL_DEPTH_COMPONENT;
GFXGLTextureFormat[GFXFormatD24X8] = GL_DEPTH_STENCIL;
GFXGLTextureFormat[GFXFormatD24S8] = GL_DEPTH_STENCIL;
GFXGLTextureFormat[GFXFormatR16G16B16A16] = GL_RGBA;
GFXGLTextureFormat[GFXFormatR16G16B16A16F] = GL_RGBA;
GFXGLTextureFormat[GFXFormatR32G32B32A32F] = GL_RGBA;
GFXGLTextureFormat[GFXFormatDXT1] = GL_RGBA;
GFXGLTextureFormat[GFXFormatDXT2] = GL_ZERO;
GFXGLTextureFormat[GFXFormatDXT3] = GL_RGBA;
@ -174,36 +171,102 @@ void GFXGLEnumTranslate::init()
GFXGLTextureType[GFXFormatA8] = GL_UNSIGNED_BYTE;
GFXGLTextureType[GFXFormatL8] = GL_UNSIGNED_BYTE;
GFXGLTextureType[GFXFormatR5G6B5] = GL_UNSIGNED_BYTE;
GFXGLTextureType[GFXFormatR5G5B5A1] = GL_UNSIGNED_BYTE;
GFXGLTextureType[GFXFormatR5G5B5X1] = GL_UNSIGNED_BYTE;
GFXGLTextureType[GFXFormatR5G5B5A1] = GL_UNSIGNED_SHORT_5_5_5_1;
GFXGLTextureType[GFXFormatR5G5B5X1] = GL_UNSIGNED_SHORT_5_5_5_1;
GFXGLTextureType[GFXFormatL16] = GL_UNSIGNED_SHORT;
GFXGLTextureType[GFXFormatR16F] = GL_ZERO;
GFXGLTextureType[GFXFormatD16] = GL_UNSIGNED_SHORT;
GFXGLTextureType[GFXFormatR8G8B8] = GL_UNSIGNED_BYTE;
GFXGLTextureType[GFXFormatR8G8B8A8] = GL_UNSIGNED_BYTE;
GFXGLTextureType[GFXFormatR8G8B8X8] = GL_UNSIGNED_BYTE;
GFXGLTextureType[GFXFormatR32F] = GL_FLOAT;
GFXGLTextureType[GFXFormatR16G16] = GL_UNSIGNED_SHORT;
GFXGLTextureType[GFXFormatR16G16F] = GL_FLOAT;
GFXGLTextureType[GFXFormatR10G10B10A2] = GL_UNSIGNED_SHORT;
GFXGLTextureType[GFXFormatD32] = GL_UNSIGNED_BYTE;
GFXGLTextureType[GFXFormatD24X8] = GL_UNSIGNED_BYTE;
GFXGLTextureType[GFXFormatD24S8] = GL_UNSIGNED_BYTE;
GFXGLTextureType[GFXFormatB8G8R8A8] = GL_UNSIGNED_BYTE;;
GFXGLTextureType[GFXFormatR10G10B10A2] = GL_UNSIGNED_INT_10_10_10_2;
GFXGLTextureType[GFXFormatD32] = GL_UNSIGNED_INT;
GFXGLTextureType[GFXFormatD24X8] = GL_UNSIGNED_INT_24_8;
GFXGLTextureType[GFXFormatD24S8] = GL_UNSIGNED_INT_24_8;
GFXGLTextureType[GFXFormatR16G16B16A16] = GL_UNSIGNED_SHORT;
GFXGLTextureType[GFXFormatR16G16B16A16F] = GL_FLOAT;
GFXGLTextureType[GFXFormatR32G32B32A32F] = GL_FLOAT;
GFXGLTextureType[GFXFormatDXT1] = GL_UNSIGNED_BYTE;
GFXGLTextureType[GFXFormatDXT2] = GL_ZERO;
GFXGLTextureType[GFXFormatDXT3] = GL_UNSIGNED_BYTE;
GFXGLTextureType[GFXFormatDXT4] = GL_ZERO;
GFXGLTextureType[GFXFormatDXT5] = GL_UNSIGNED_BYTE;
// Cull
GFXGLCullMode[GFXCullNone] = GL_BACK;
GFXGLCullMode[GFXCullCW] = GL_BACK;
GFXGLCullMode[GFXCullCCW] = GL_FRONT;
static GLint Swizzle_GFXFormatA8[] = { GL_NONE, GL_NONE, GL_NONE, GL_RED };
static GLint Swizzle_GFXFormatL[] = { GL_RED, GL_RED, GL_RED, GL_ALPHA };
GFXGLTextureSwizzle[GFXFormatA8] = Swizzle_GFXFormatA8; // old GL_ALPHA8
GFXGLTextureSwizzle[GFXFormatL8] = Swizzle_GFXFormatL; // old GL_LUMINANCE8
GFXGLTextureSwizzle[GFXFormatL16] = Swizzle_GFXFormatL; // old GL_LUMINANCE16
if( gglHasExtension(ARB_texture_float) )
{
GFXGLTextureInternalFormat[GFXFormatR32F] = GL_R32F;
GFXGLTextureFormat[GFXFormatR32F] = GL_RED;
GFXGLTextureType[GFXFormatR32F] = GL_FLOAT;
GFXGLTextureInternalFormat[GFXFormatR32G32B32A32F] = GL_RGBA32F_ARB;
GFXGLTextureFormat[GFXFormatR32G32B32A32F] = GL_RGBA;
GFXGLTextureType[GFXFormatR32G32B32A32F] = GL_FLOAT;
if( gglHasExtension(ARB_half_float_pixel) )
{
GFXGLTextureInternalFormat[GFXFormatR16F] = GL_R16F;
GFXGLTextureFormat[GFXFormatR16F] = GL_RED;
GFXGLTextureType[GFXFormatR16F] = GL_HALF_FLOAT_ARB;
GFXGLTextureInternalFormat[GFXFormatR16G16F] = GL_RG16F;
GFXGLTextureFormat[GFXFormatR16G16F] = GL_RG;
GFXGLTextureType[GFXFormatR16G16F] = GL_HALF_FLOAT_ARB;
GFXGLTextureInternalFormat[GFXFormatR16G16B16A16F] = GL_RGBA16F_ARB;
GFXGLTextureFormat[GFXFormatR16G16B16A16F] = GL_RGBA;
GFXGLTextureType[GFXFormatR16G16B16A16F] = GL_HALF_FLOAT_ARB;
}
else
{
GFXGLTextureInternalFormat[GFXFormatR16F] = GL_R32F;
GFXGLTextureFormat[GFXFormatR16F] = GL_RED;
GFXGLTextureType[GFXFormatR16F] = GL_FLOAT;
GFXGLTextureInternalFormat[GFXFormatR16G16F] = GL_RG32F;
GFXGLTextureFormat[GFXFormatR16G16F] = GL_RG;
GFXGLTextureType[GFXFormatR16G16F] = GL_FLOAT;
GFXGLTextureInternalFormat[GFXFormatR16G16B16A16F] = GL_RGBA32F_ARB;
GFXGLTextureFormat[GFXFormatR16G16B16A16F] = GL_RGBA;
GFXGLTextureType[GFXFormatR16G16B16A16F] = GL_FLOAT;
}
}
if( gglHasExtension(ARB_ES2_compatibility) )
{
GFXGLTextureInternalFormat[GFXFormatR5G6B5] = GL_RGB5_A1;
GFXGLTextureFormat[GFXFormatR5G6B5] = GL_RGBA;
GFXGLTextureType[GFXFormatR5G6B5] = GL_UNSIGNED_SHORT_5_5_5_1;
}
else
{
GFXGLTextureInternalFormat[GFXFormatR5G6B5] = GL_RGB565;
GFXGLTextureFormat[GFXFormatR5G6B5] = GL_RGB;
GFXGLTextureType[GFXFormatR5G6B5] = GL_UNSIGNED_SHORT_5_6_5;
}
if( gglHasExtension(ARB_texture_rg) )
{
GFXGLTextureInternalFormat[GFXFormatR16G16] = GL_RG16;
GFXGLTextureFormat[GFXFormatR16G16] = GL_RG;
GFXGLTextureType[GFXFormatR16G16] = GL_UNSIGNED_SHORT;
}
else
{
GFXGLTextureInternalFormat[GFXFormatR16G16] = GL_RGBA16;
GFXGLTextureFormat[GFXFormatR16G16] = GL_RGBA;
GFXGLTextureType[GFXFormatR16G16] = GL_UNSIGNED_SHORT;
}
// Cull - Opengl render upside down need to invert cull
GFXGLCullMode[GFXCullNone] = GL_FRONT;
GFXGLCullMode[GFXCullCW] = GL_FRONT;
GFXGLCullMode[GFXCullCCW] = GL_BACK;
// Fill
GFXGLFillMode[GFXFillPoint] = GL_POINT;
GFXGLFillMode[GFXFillWireframe] = GL_LINE;