diff options
Diffstat (limited to 'xc/lib/GL/mesa/src/drv/i810/i810texmem.c')
| -rw-r--r-- | xc/lib/GL/mesa/src/drv/i810/i810texmem.c | 178 |
1 files changed, 0 insertions, 178 deletions
diff --git a/xc/lib/GL/mesa/src/drv/i810/i810texmem.c b/xc/lib/GL/mesa/src/drv/i810/i810texmem.c deleted file mode 100644 index 87f535dc2..000000000 --- a/xc/lib/GL/mesa/src/drv/i810/i810texmem.c +++ /dev/null @@ -1,178 +0,0 @@ -/* - * GLX Hardware Device Driver for Intel i810 - * Copyright (C) 1999 Keith Whitwell - * Texmem interface changes (C) 2003 Dave Airlie - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included - * in all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * KEITH WHITWELL, OR ANY OTHER CONTRIBUTORS BE LIABLE FOR ANY CLAIM, - * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR - * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE - * OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - * - */ - -#include "glheader.h" -#include "macros.h" -#include "mtypes.h" -#include "simple_list.h" -#include "enums.h" -#include "colormac.h" -#include "mm.h" -#include "texformat.h" - -#include "i810screen.h" -#include "i810_dri.h" - -#include "i810context.h" -#include "i810tex.h" -#include "i810state.h" -#include "i810ioctl.h" - - -void i810DestroyTexObj(i810ContextPtr imesa, i810TextureObjectPtr t) -{ - /* See if it was the driver's current object. - */ - if ( imesa != NULL ) { - if (imesa->CurrentTexObj[0] == t) { - imesa->CurrentTexObj[0] = 0; - imesa->dirty &= ~I810_UPLOAD_TEX0; - } - - if (imesa->CurrentTexObj[1] == t) { - imesa->CurrentTexObj[1] = 0; - imesa->dirty &= ~I810_UPLOAD_TEX1; - } - } -} - - - -/* From linux kernel i386 header files, copes with odd sizes better - * than COPY_DWORDS would: - */ -static __inline__ void * __memcpy(void * to, const void * from, size_t n) -{ -int d0, d1, d2; -__asm__ __volatile__( - "rep ; movsl\n\t" - "testb $2,%b4\n\t" - "je 1f\n\t" - "movsw\n" - "1:\ttestb $1,%b4\n\t" - "je 2f\n\t" - "movsb\n" - "2:" - : "=&c" (d0), "=&D" (d1), "=&S" (d2) - :"0" (n/4), "q" (n),"1" ((long) to),"2" ((long) from) - : "memory"); -return (to); -} - -/* Upload an image from mesa's internal copy. - */ -static void i810UploadTexLevel( i810ContextPtr imesa, - i810TextureObjectPtr t, int hwlevel ) -{ - const struct gl_texture_image *image = t->image[hwlevel].image; - int j; - - if (!image || !image->Data) - return; - - if (image->Width * image->TexFormat->TexelBytes == t->Pitch) { - GLubyte *dst = (GLubyte *)(t->BufAddr + t->image[hwlevel].offset); - GLubyte *src = (GLubyte *)image->Data; - - memcpy( dst, src, t->Pitch * image->Height ); - } - else switch (image->TexFormat->TexelBytes) { - case 1: - { - GLubyte *dst = (GLubyte *)(t->BufAddr + t->image[hwlevel].offset); - GLubyte *src = (GLubyte *)image->Data; - - for (j = 0 ; j < image->Height ; j++, dst += t->Pitch) { - __memcpy(dst, src, image->Width ); - src += image->Width; - } - } - break; - - case 2: - { - GLushort *dst = (GLushort *)(t->BufAddr + t->image[hwlevel].offset); - GLushort *src = (GLushort *)image->Data; - - for (j = 0 ; j < image->Height ; j++, dst += (t->Pitch/2)) { - __memcpy(dst, src, image->Width * 2 ); - src += image->Width; - } - } - break; - - default: - fprintf(stderr, "%s: Not supported texel size %d\n", - __FUNCTION__, image->TexFormat->TexelBytes); - } -} - -/* This is called with the lock held. May have to eject our own and/or - * other client's texture objects to make room for the upload. - */ -int i810UploadTexImagesLocked( i810ContextPtr imesa, i810TextureObjectPtr t ) -{ - int i; - int ofs; - int numLevels; - - /* Do we need to eject LRU texture objects? - */ - if (!t->base.memBlock) { - int heap; - - heap = driAllocateTexture( imesa->texture_heaps, imesa->nr_heaps, - (driTextureObject *) t); - - if ( heap == -1 ) { - return -1; - } - - ofs = t->base.memBlock->ofs; - t->BufAddr = imesa->i810Screen->tex.map + ofs; - t->Setup[I810_TEXREG_MI3] = imesa->i810Screen->textureOffset + ofs; - - if (t == imesa->CurrentTexObj[0]) - I810_STATECHANGE(imesa, I810_UPLOAD_TEX0); - - if (t == imesa->CurrentTexObj[1]) - I810_STATECHANGE(imesa, I810_UPLOAD_TEX1); - - /* i810UpdateTexLRU( imesa, t );*/ - } - driUpdateTextureLRU( (driTextureObject *) t ); - - if (imesa->texture_heaps[0]->timestamp >= GET_DISPATCH_AGE(imesa)) - i810WaitAgeLocked( imesa, imesa->texture_heaps[0]->timestamp ); - - numLevels = t->base.lastLevel - t->base.firstLevel + 1; - for (i = 0 ; i < numLevels ; i++) - if (t->base.dirty_images[0] & (1<<i)) - i810UploadTexLevel( imesa, t, i ); - - t->base.dirty_images[0] = 0; - - return 0; -} |