307 lines
12 KiB
C
307 lines
12 KiB
C
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/*
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Tested with LINT
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*/
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/**************
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TEXTURE.C
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Ver 1.0
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***************/
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#include "GLD.h"
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#include "GEO.h"
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#include "TEX.h"
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#include "gli_st.h"
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#include "textu_st.h"
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#include "texture.h"
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#include <string.h>
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#ifdef KAMUI
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#include <kamui.h>
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#endif
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#include "GLI_interface.h"
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unsigned long ulTotalUsedMemory;
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unsigned long ulAgpUsedMemory;
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extern unsigned long GLI_gsCurrentMemoryChannel;
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extern unsigned long gs_lRGBBitCount;
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extern long gs_lTreeOfNamesNumberOfLastLetter;
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extern long gs_lNumberOfTextureToCreate;
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extern long gs_lLastIdxInDEFTableOfTextures;
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extern long lNbTextureFormat;
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extern long lCurrentTextureFormat;
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/*extern long gs_aDEFTableOfTextureMemoryChannels[ C_lMaxNumberOfTexture ];*/
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extern unsigned char *gs_aCurrentTextures;
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/*extern GLI_tdstTexture *gs_aDEFTableOfTextureAlreadyRead [ C_lMaxNumberOfTexture ];*/
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extern unsigned char g_ucGliModuleId;
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/*extern void *GLI_gs_p_ConvertBufferMipMapping;*/
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short TEXTURETWIDDLED[1024L*1024L];
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static unsigned long GLI_a256FastTwiddledTable[256];
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/*unsigned long GLI_a256FastTwiddledTableD4[256];*/
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long GLI_fnLinear2CasseTete(unsigned long lLinear , long lPitch)
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{
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unsigned long lreturnvalue = 0;
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unsigned long CMPX = 1;
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while (lLinear != 0)
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{
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if (lLinear & 128) lreturnvalue += CMPX<<3;
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if (lLinear & 64) lreturnvalue += lPitch<<3;
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if (lLinear & 32) lreturnvalue += CMPX<<2;
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if (lLinear & 16) lreturnvalue += lPitch<<2;
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if (lLinear & 8) lreturnvalue += CMPX<<1;
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if (lLinear & 4) lreturnvalue += lPitch<<1;
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if (lLinear & 2) lreturnvalue += CMPX;
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if (lLinear & 1) lreturnvalue += lPitch;
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CMPX<<=4;
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lPitch<<=4;
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lLinear >>= 8;
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}
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return lreturnvalue;
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}
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void GLI_InitTwiddlingTable(long largeur)
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{
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long i;
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for (i = 0 ; i < 256 ; i++ )
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GLI_a256FastTwiddledTable[i] = GLI_fnLinear2CasseTete(i, largeur);
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}
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void GLI_fnSwitchTwiddled(short *p_Texture , long size )
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{
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unsigned long xcounter, SizeXSize , SizeXSizeD8;
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short *Pdest ;
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unsigned long *GLI_a256FastTwiddledTableLocal;
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static long largeur = 0;
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short *p_TextureLocal,*p_DestLast;
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Pdest = TEXTURETWIDDLED;
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if (size != largeur)
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{
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GLI_InitTwiddlingTable(size);
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largeur = size;
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}
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SizeXSize = size * size;
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if (!(SizeXSize & 0xFF))
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{
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SizeXSizeD8 = SizeXSize >> 8;
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for (xcounter = 0 ; xcounter < SizeXSizeD8 ; xcounter ++ )
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{
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p_TextureLocal = p_Texture + (GLI_a256FastTwiddledTable[xcounter & 0xFF]<<4);
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p_TextureLocal += GLI_a256FastTwiddledTable[(xcounter>>8) & 0xFF]<<8;
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p_DestLast = Pdest + 256;
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GLI_a256FastTwiddledTableLocal = GLI_a256FastTwiddledTable;
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while (Pdest < p_DestLast)
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*(Pdest++)= *(p_TextureLocal + *(GLI_a256FastTwiddledTableLocal++));
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}
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}
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else
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{
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xcounter = SizeXSize ;
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for ( xcounter = 0 ; xcounter < SizeXSize ; xcounter++ )
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*(Pdest++)= *(p_Texture +
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GLI_a256FastTwiddledTable[xcounter & 0xFF] +
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(GLI_a256FastTwiddledTable[(xcounter>>8) & 0xFF]<<4) +
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(GLI_a256FastTwiddledTable[(xcounter>>16) & 0xFF]<<8));
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}
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memcpy( p_Texture, TEXTURETWIDDLED , SizeXSize<<1);
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}
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/*void GLI_xLoadTextureInTexelField(GLI_tdstTexture *p_stTexture, long *p_lTexelField);*/
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/*void GLI_vDivideBitmapSurfaceBy2NonZero (unsigned long *p_Source,unsigned long *p_Dest,long lWidthSurfSouce, long lLenghtSurfSouce);*/
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/*void GLI_vDivideBitmapSurfaceBy2 (unsigned long *p_Source,unsigned long *p_Dest,long lWidthSurfSouce, long lLenghtSurfSouce);*/
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/*long GLI_lComputeTexturesSize();*/
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#ifdef KAMUI
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unsigned long GLI_lCorrectOffset(unsigned long lHeight)
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{
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long lReturnValue, LHeightLoc;
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lReturnValue = 0;
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LHeightLoc = lHeight;
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while (LHeightLoc)
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{
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LHeightLoc>>=1;
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lReturnValue += LHeightLoc * LHeightLoc;
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}
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return (lReturnValue + 1);
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}
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void GLI_KamuiComputeMipMapping(void *p_SRC ,unsigned long Size ,KMTEXTURETYPE mode)
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{
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unsigned short *p_Local,*p_Local1;
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unsigned long *p_Local2;
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unsigned long *p_MEMCPY1 , *p_MEMCPY2 ,LocalSize;
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unsigned long SizeXSize, SizeXSizeLocal , ulLocalColor;
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p_Local = (unsigned short *)p_SRC;
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SizeXSize = Size * Size;
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p_Local1 = p_Local + GLI_lCorrectOffset(Size);
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p_MEMCPY1 = (unsigned long *)p_Local1;
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p_MEMCPY2 = (unsigned long *)p_Local;
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LocalSize = SizeXSize>>1;
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p_MEMCPY1 += LocalSize;
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p_MEMCPY2 += LocalSize;
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while (LocalSize--)
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{
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*(--p_MEMCPY1) = *(--p_MEMCPY2);
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}
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/* return;// */
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/* memcpy( p_Local1 , p_Local , SizeXSize<<1);*/
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Size >>= 1;
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while (Size)
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{
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SizeXSize >>= 2;
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SizeXSizeLocal = SizeXSize;
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p_Local1 = p_Local + GLI_lCorrectOffset(Size);
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(unsigned short *)p_Local2 = p_Local1 + SizeXSize;
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switch (mode)
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{
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case KM_TEXTURE_RGB565:
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while (SizeXSizeLocal--)
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{
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ulLocalColor = ((*(p_Local2) & 0x0000001f) << 1) + ((*(p_Local2) & 0x000007e0) << 3) + ((*(p_Local2) & 0x0000f800) << 6) + ((*(p_Local2) & 0x001f0000) >> 15) + ((*(p_Local2) & 0x07e00000) >> 13) + ((*(p_Local2) & 0xf8000000) >> 10);
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p_Local2++;
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ulLocalColor += ((*(p_Local2) & 0x0000001f) << 1) + ((*(p_Local2) & 0x000007e0) << 3) + ((*(p_Local2) & 0x0000f800) << 6) + ((*(p_Local2) & 0x001f0000) >> 15) + ((*(p_Local2) & 0x07e00000) >> 13) + ((*(p_Local2) & 0xf8000000) >> 10);
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ulLocalColor <<= 8;
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ulLocalColor = (ulLocalColor & 0xf8000000) | ((ulLocalColor & 0x00f80000)<<3) | ((ulLocalColor & 0x0000f800)<<5);
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*(p_Local1++) = (unsigned short)(ulLocalColor>>16);
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p_Local2++;
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}
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break;
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case KM_TEXTURE_ARGB4444:
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while (SizeXSizeLocal--)
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{
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ulLocalColor = ((*(p_Local2) & 0x0000000F) << 2 ) + ((*(p_Local2) & 0x000000F0) << 6 ) + ((*(p_Local2) & 0x00000F00) << 10) + ((*(p_Local2) & 0x0000f000) << 14) + ((*(p_Local2) & 0x000F0000) >> 14) + ((*(p_Local2) & 0x00F00000) >> 10) + ((*(p_Local2) & 0x0F000000) >> 6 ) + ((*(p_Local2) & 0xf0000000) >> 2 );
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p_Local2++;
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ulLocalColor += ((*(p_Local2) & 0x0000000F) << 2 ) + ((*(p_Local2) & 0x000000F0) << 6 ) + ((*(p_Local2) & 0x00000F00) << 10) + ((*(p_Local2) & 0x0000f000) << 14) + ((*(p_Local2) & 0x000F0000) >> 14) + ((*(p_Local2) & 0x00F00000) >> 10) + ((*(p_Local2) & 0x0F000000) >> 6 ) + ((*(p_Local2) & 0xf0000000) >> 2 );
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ulLocalColor = (ulLocalColor & 0xf0000000) | ((ulLocalColor & 0x00f00000)<<4) | ((ulLocalColor & 0x0000f000)<<8) | ((ulLocalColor & 0x000000f0)<<12);
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*(p_Local1++) = (unsigned short)(ulLocalColor>>16);
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p_Local2++;
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}
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break;
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case KM_TEXTURE_ARGB1555:
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while (SizeXSizeLocal--)
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{
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ulLocalColor = ((*(p_Local2) & 0x0000001F) << 1 ) + ((*(p_Local2) & 0x000003E0) << 4 ) + ((*(p_Local2) & 0x00007C00) << 7 ) + ((*(p_Local2) & 0x00008000) << 14) + ((*(p_Local2) & 0x001F0000) >> 15) + ((*(p_Local2) & 0x03E00000) >> 12) + ((*(p_Local2) & 0x7C000000) >> 9 ) + ((*(p_Local2) & 0x80000000) >> 2 ) ;
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p_Local2++;
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ulLocalColor += ((*(p_Local2) & 0x0000001F) << 1 ) + ((*(p_Local2) & 0x000003E0) << 4 ) + ((*(p_Local2) & 0x00007C00) << 7 ) + ((*(p_Local2) & 0x00008000) << 14) + ((*(p_Local2) & 0x001F0000) >> 15) + ((*(p_Local2) & 0x03E00000) >> 12) + ((*(p_Local2) & 0x7C000000) >> 9 ) + ((*(p_Local2) & 0x80000000) >> 2 ) ;
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ulLocalColor = (ulLocalColor & 0x80000000) | ((ulLocalColor & 0x00f80000)<<7) | ((ulLocalColor & 0x0000f800)<<10) | ((ulLocalColor & 0x000000f8)<<13);
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*(p_Local1++) = (unsigned short)(ulLocalColor>>16);
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p_Local2++;
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}
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break;
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}
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Size >>= 1;
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}
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}
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void GLI_DRV_vDownLoadTextures(long bRestore, long _lTextureMode, BOOL bReloading )
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{
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long lTextureCounter;
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KMTEXTURETYPE nTextureType;
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GLI_tdstTexture *p_stTexture;
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for (lTextureCounter = 0; lTextureCounter < GLI_C_lNBMaxOfTextures ; lTextureCounter ++)
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if (gs_aDEFTableOfTextureMemoryChannels[lTextureCounter] != GLI_TEXIsUnallocated )
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{
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p_stTexture = gs_aDEFTableOfTextureAlreadyRead[lTextureCounter];
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while (p_stTexture != NULL)
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{
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p_stTexture -> bIsAvailable = 0;
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GLI_MDRV_xLoadTextureInTexelField(p_stTexture, GLI_gs_p_ConvertBufferMipMapping,TRUE);
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if (p_stTexture -> lTextureCaps & GLI_C_lNZTexture)
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{
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GLI_MDRV_vCompressTex1555 ( p_stTexture , GLI_gs_p_ConvertBufferMipMapping);
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nTextureType = KM_TEXTURE_ARGB1555;
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} else
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{
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if ((p_stTexture -> lTextureCaps & GLI_C_lAlphaTexture) == 0)
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{
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GLI_MDRV_vCompressTex565 ( p_stTexture , GLI_gs_p_ConvertBufferMipMapping);
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nTextureType = KM_TEXTURE_RGB565;
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} else
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{
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GLI_MDRV_vCompressTex4444 ( p_stTexture , GLI_gs_p_ConvertBufferMipMapping);
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nTextureType = KM_TEXTURE_ARGB4444;
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}
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}
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p_stTexture-> p_stSpecParam = malloc(sizeof(KMSURFACEDESC));
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GLI_fnSwitchTwiddled(GLI_gs_p_ConvertBufferMipMapping , p_stTexture->lHeight );
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if (p_stTexture ->lNumberOfLod)
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{
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GLI_KamuiComputeMipMapping(GLI_gs_p_ConvertBufferMipMapping ,p_stTexture->lHeight , nTextureType);
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nTextureType |= KM_TEXTURE_TWIDDLED_MM;
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} else
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nTextureType |= KM_TEXTURE_TWIDDLED;
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if (kmCreateTextureSurface((KMSURFACEDESC * )p_stTexture-> p_stSpecParam,p_stTexture->lHeight,p_stTexture->lWidth,nTextureType) == KMSTATUS_SUCCESS)
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{
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kmLoadTexture((KMSURFACEDESC * )p_stTexture-> p_stSpecParam,GLI_gs_p_ConvertBufferMipMapping,FALSE,FALSE);
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p_stTexture->bIsAvailable = 1;
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}
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p_stTexture = p_stTexture -> p_NextLodOfTexture;
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p_stTexture = NULL;
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}
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}
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}
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#endif
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/*
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----------------------------------------------------------------------------------------
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Description : get total memory size available for texture
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----------------------------------------------------------------------------------------
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*/
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long GLI_DRV_lGetHardwareTotalTextureMemorySize(long _lTextureMode)
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{
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return (6388608L);
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}
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/**********************************************************************************************/
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/* Name: GLI_DRV_lGetHardwareMaxTextureSize() 1.0*/
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/* OPTIMMIZED : No*/
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/**********************************************************************************************/
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long GLI_DRV_lGetHardwareMaxTextureSize(void)
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{
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return (1024);
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}
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/**********************************************************************************************/
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/* Name: GLI_DRV_lIsHardwareAcceptNonSquaredTextures() 1.0*/
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/* OPTIMMIZED : No*/
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/**********************************************************************************************/
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long GLI_DRV_lIsHardwareAcceptNonSquaredTextures(void)
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{
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return (0);
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}
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void GLI_DRV_vUnLoadTextures()
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{
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long lTextureCounter;
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GLI_tdstTexture *p_stTexture;
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for ( lTextureCounter = 0 ; lTextureCounter < C_lMaxNumberOfTexture ;lTextureCounter ++)
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{
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if (gs_aDEFTableOfTextureMemoryChannels[lTextureCounter] != GLI_TEXIsUnallocated )
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{
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p_stTexture = gs_aDEFTableOfTextureAlreadyRead[lTextureCounter];
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if (p_stTexture != NULL)
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{
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if (p_stTexture->bIsAvailable)
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{
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kmFreeTexture((KMSURFACEDESC * )p_stTexture-> p_stSpecParam);
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free (p_stTexture-> p_stSpecParam);
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p_stTexture->bIsAvailable = 0;
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}
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}
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}
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}
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}
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#ifdef __cplusplus
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} /* extern "C" */
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#endif
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