OpenCL: More formats (thanks, orphis) RGBA8, RGB565, RGB5A3. Optimized the buffer creation. There is a visible performance boost.
git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@4422 8ced0084-cf51-0410-be5f-012b33b47a6e
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@ -43,6 +43,9 @@
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#include "DataReader.h"
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#include "OpenCL.h"
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#if defined(HAVE_OPENCL) && HAVE_OPENCL
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#include "OpenCL/OCLTextureDecoder.h"
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#endif
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u8* g_pVideoData = 0;
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@ -383,6 +386,7 @@ void OpcodeDecoder_Init()
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#if defined(HAVE_OPENCL) && HAVE_OPENCL
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OpenCL::Initialize();
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TexDecoder_OpenCL_Initialize();
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#endif
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}
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@ -391,6 +395,7 @@ void OpcodeDecoder_Shutdown()
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{
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#if defined(HAVE_OPENCL) && HAVE_OPENCL
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OpenCL::Destroy();
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TexDecoder_OpenCL_Shutdown();
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#endif
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}
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@ -97,6 +97,74 @@ kernel void DecodeIA4(global uchar *dst, \n\
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} \n\
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} \n\
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\n\
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kernel void DecodeRGBA8(global uchar *dst, \n\
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const global uchar *src, int width) \n\
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{ \n\
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int x = get_global_id(0) * 4, y = get_global_id(1) * 4; \n\
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int srcOffset = (x * 2) + (y * width) / 2; \n\
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for (int iy = 0; iy < 4; iy++) \n\
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{ \n\
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uchar8 ar = vload8(srcOffset, src); \n\
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uchar8 gb = vload8(srcOffset + 4, src); \n\
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uchar16 res; \n\
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res.even.even = gb.odd; \n\
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res.even.odd = ar.odd; \n\
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res.odd.even = gb.even; \n\
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res.odd.odd = ar.even; \n\
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vstore16(res, 0, dst + ((y + iy)*width + x) * 4); \n\
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srcOffset++; \n\
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} \n\
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} \n\
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\n\
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kernel void DecodeRGB565(global ushort *dst, \n\
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const global ushort *src, int width) \n\
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{ \n\
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int x = get_global_id(0) * 4, y = get_global_id(1) * 4; \n\
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int srcOffset = x + (y * width) / 4; \n\
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for (int iy = 0; iy < 4; iy++) \n\
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{ \n\
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ushort4 val = vload4(srcOffset, src); \n\
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val = (val >> 8) | (val << 8); \n\
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vstore4(val, 0, dst + ((y + iy)*width + x)); \n\
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srcOffset++; \n\
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} \n\
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} \n\
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\n\
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kernel void DecodeRGB5A3(global uchar *dst, \n\
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const global uchar *src, int width) \n\
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{ \n\
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int x = get_global_id(0) * 4, y = get_global_id(1) * 4; \n\
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int srcOffset = x + (y * width) / 4; \n\
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for (int iy = 0; iy < 4; iy++) \n\
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{ \n\
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ushort8 val = convert_ushort8(vload8(srcOffset, src));\n\
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ushort4 vs = val.odd | (val.even << 8); \n\
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uchar16 resNoAlpha; \n\
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resNoAlpha.odd.odd = (uchar4)(0xFF); \n\
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resNoAlpha.even.odd = convert_uchar4(vs >> 7) & 0xF8; \n\
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resNoAlpha.odd.even = convert_uchar4(vs >> 2) & 0xF8; \n\
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resNoAlpha.even.even = convert_uchar4(vs << 3) & 0xF8;\n\
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// Better but cause color bleeding \n\
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//resNoAlpha |= resNoAlpha >> 5; \n\
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uchar16 resAlpha; \n\
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resAlpha.even.odd = convert_uchar4(vs >> 8) & 0x0F; \n\
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resAlpha.odd.even = convert_uchar4(vs >> 4) & 0x0F; \n\
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resAlpha.even.even = convert_uchar4(vs) & 0x0F; \n\
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resAlpha |= resNoAlpha << 4; \n\
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resAlpha.odd.odd = convert_uchar4(vs >> 7) & 0xE0; \n\
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resAlpha.odd.odd |= (resAlpha.odd.odd >> 3) \n\
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| (resAlpha.odd.odd >> 6); \n\
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uchar16 choice = (uchar16)((uchar4)(vs.s0 >> 8), \n\
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(uchar4)(vs.s1 >> 8), \n\
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(uchar4)(vs.s2 >> 8), \n\
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(uchar4)(vs.s3 >> 8)); \n\
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uchar16 res; \n\
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res = select(resAlpha, resNoAlpha, choice); \n\
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vstore16(res, 0, dst + ((y + iy)*width + x) * 4); \n\
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srcOffset++; \n\
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} \n\
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} \n\
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\n\
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kernel void DecodeDXT(global ulong *dst, \n\
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const global ulong *src, int width) \n\
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{ // TODO: PLEASE NOTE THAT THIS CODE DOES NOT WORK \n\
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@ -118,24 +186,22 @@ sDecoders Decoders[] = {
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{"DecodeI8", NULL},
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{"DecodeIA4", NULL},
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{"DecodeIA8", NULL},
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{"DecodeRGBA8", NULL},
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{"DecodeRGB565", NULL},
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{"DecodeRGB5A3", NULL},
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{"DecodeDXT", NULL},
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{"", NULL},
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};
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bool g_Inited = false;
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cl_mem g_clsrc, g_cldst; // texture buffer memory objects
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extern PC_TexFormat TexDecoder_Decode_OpenCL(u8 *dst, const u8 *src, int width, int height, int texformat, int tlutaddr, int tlutfmt)
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{
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#if defined(HAVE_OPENCL) && HAVE_OPENCL
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cl_int err;
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cl_kernel kernelToRun = Decoders[0].kernel;
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float sizeOfDst = sizeof(u8), sizeOfSrc = sizeof(u8), xSkip, ySkip;
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PC_TexFormat formatResult;
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cl_mem clsrc, cldst; // texture buffer memory objects
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if(!g_Inited)
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void TexDecoder_OpenCL_Initialize() {
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#if defined(HAVE_OPENCL) && HAVE_OPENCL
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if(!g_Inited)
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{
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if(!OpenCL::Initialize())
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return PC_TEX_FMT_NONE;
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return;
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g_program = OpenCL::CompileProgram(Kernel);
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@ -146,8 +212,33 @@ extern PC_TexFormat TexDecoder_Decode_OpenCL(u8 *dst, const u8 *src, int width,
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i++;
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}
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// Allocating maximal Wii texture size in advance, so that we don't have to allocate/deallocate per texture
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g_clsrc = clCreateBuffer(OpenCL::GetContext(), CL_MEM_READ_ONLY , 1024 * 1024 * sizeof(u32), NULL, NULL);
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g_cldst = clCreateBuffer(OpenCL::GetContext(), CL_MEM_WRITE_ONLY, 1024 * 1024 * sizeof(u32), NULL, NULL);
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g_Inited = true;
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}
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}
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#endif
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}
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void TexDecoder_OpenCL_Shutdown() {
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#if defined(HAVE_OPENCL) && HAVE_OPENCL
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if(g_clsrc)
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clReleaseMemObject(g_clsrc);
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if(g_cldst)
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clReleaseMemObject(g_cldst);
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#endif
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}
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PC_TexFormat TexDecoder_Decode_OpenCL(u8 *dst, const u8 *src, int width, int height, int texformat, int tlutaddr, int tlutfmt)
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{
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#if defined(HAVE_OPENCL) && HAVE_OPENCL
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cl_int err;
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cl_kernel kernelToRun = Decoders[0].kernel;
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float sizeOfDst = sizeof(u8), sizeOfSrc = sizeof(u8), xSkip, ySkip;
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PC_TexFormat formatResult;
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switch(texformat)
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{
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case GX_TF_I4:
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@ -181,9 +272,31 @@ extern PC_TexFormat TexDecoder_Decode_OpenCL(u8 *dst, const u8 *src, int width,
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ySkip = 4;
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formatResult = PC_TEX_FMT_IA8;
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break;
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case GX_TF_RGBA8:
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kernelToRun = Decoders[4].kernel;
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sizeOfSrc = sizeOfDst = sizeof(u32);
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xSkip = 4;
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ySkip = 4;
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formatResult = PC_TEX_FMT_BGRA32;
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break;
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case GX_TF_RGB565:
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kernelToRun = Decoders[5].kernel;
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sizeOfSrc = sizeOfDst = sizeof(u16);
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xSkip = 4;
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ySkip = 4;
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formatResult = PC_TEX_FMT_RGB565;
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break;
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case GX_TF_RGB5A3:
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kernelToRun = Decoders[6].kernel;
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sizeOfSrc = sizeof(u16);
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sizeOfDst = sizeof(u32);
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xSkip = 4;
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ySkip = 4;
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formatResult = PC_TEX_FMT_BGRA32;
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break;
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case GX_TF_CMPR:
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return PC_TEX_FMT_NONE; // <-- TODO: Fix CMPR
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kernelToRun = Decoders[3].kernel;
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kernelToRun = Decoders[7].kernel;
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sizeOfSrc = sizeOfDst = sizeof(u32);
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xSkip = 8;
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ySkip = 8;
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@ -193,12 +306,10 @@ extern PC_TexFormat TexDecoder_Decode_OpenCL(u8 *dst, const u8 *src, int width,
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return PC_TEX_FMT_NONE;
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}
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// TODO: Optimize
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clsrc = clCreateBuffer(OpenCL::GetContext(), CL_MEM_READ_ONLY | CL_MEM_COPY_HOST_PTR, (size_t)(width * height * sizeOfSrc), (void *)src, NULL);
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cldst = clCreateBuffer(OpenCL::GetContext(), CL_MEM_WRITE_ONLY, width * height * sizeOfDst, NULL, NULL);
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clEnqueueWriteBuffer(OpenCL::GetCommandQueue(), g_clsrc, CL_TRUE, 0, (size_t)(width * height * sizeOfSrc), src, 0, NULL, NULL);
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clSetKernelArg(kernelToRun, 0, sizeof(cl_mem), &cldst);
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clSetKernelArg(kernelToRun, 1, sizeof(cl_mem), &clsrc);
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clSetKernelArg(kernelToRun, 0, sizeof(cl_mem), &g_cldst);
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clSetKernelArg(kernelToRun, 1, sizeof(cl_mem), &g_clsrc);
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clSetKernelArg(kernelToRun, 2, sizeof(cl_int), &width);
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size_t global[] = { (size_t)(width / xSkip), (size_t)(height / ySkip) };
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@ -217,10 +328,7 @@ extern PC_TexFormat TexDecoder_Decode_OpenCL(u8 *dst, const u8 *src, int width,
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clFinish(OpenCL::GetCommandQueue());
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clEnqueueReadBuffer(OpenCL::GetCommandQueue(), cldst, CL_TRUE, 0, (size_t)(width * height * sizeOfDst), dst, 0, NULL, NULL);
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clReleaseMemObject(clsrc);
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clReleaseMemObject(cldst);
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clEnqueueReadBuffer(OpenCL::GetCommandQueue(), g_cldst, CL_TRUE, 0, (size_t)(width * height * sizeOfDst), dst, 0, NULL, NULL);
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return formatResult;
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#else
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@ -20,6 +20,9 @@
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#include "Common.h"
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#include "../TextureDecoder.h"
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void TexDecoder_OpenCL_Initialize();
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void TexDecoder_OpenCL_Shutdown();
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PC_TexFormat TexDecoder_Decode_OpenCL(u8 *dst, const u8 *src, int width, int height, int texformat, int tlutaddr, int tlutfmt);
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#endif
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