intel_depthstencil.c \
intel_batchpool.c
-OLD_TEX =\
- intel_tex_image.c \
- intel_tex_subimage.c \
- intel_tex_copy.c \
- intel_tex_validate.c \
- intel_tex_format.c \
- intel_tex.c
-
-
C_SOURCES = \
$(COMMON_SOURCES) \
$(COMMON_BM_SOURCES) \
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * 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, sub license, 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 (including the
- * next paragraph) 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 NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS 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 "main/texobj.h"
-#include "state_tracker/st_context.h"
-#include "state_tracker/st_mipmap_tree.h"
-#include "intel_tex.h"
-
-#define FILE_DEBUG_FLAG DEBUG_TEXTURE
-
-static GLboolean
-intelIsTextureResident(GLcontext * ctx, struct gl_texture_object *texObj)
-{
-#if 0
- struct intel_context *intel = intel_context(ctx);
- struct st_texture_object *stObj = st_texture_object(texObj);
-
- return
- stObj->mt &&
- stObj->mt->region &&
- intel_is_region_resident(intel, stObj->mt->region);
-#endif
- return 1;
-}
-
-
-
-static struct gl_texture_image *
-intelNewTextureImage(GLcontext * ctx)
-{
- DBG("%s\n", __FUNCTION__);
- (void) ctx;
- return (struct gl_texture_image *) CALLOC_STRUCT(st_texture_image);
-}
-
-
-static struct gl_texture_object *
-intelNewTextureObject(GLcontext * ctx, GLuint name, GLenum target)
-{
- struct st_texture_object *obj = CALLOC_STRUCT(st_texture_object);
-
- DBG("%s\n", __FUNCTION__);
- _mesa_initialize_texture_object(&obj->base, name, target);
-
- return &obj->base;
-}
-
-static void
-intelDeleteTextureObject(GLcontext *ctx,
- struct gl_texture_object *texObj)
-{
- struct pipe_context *pipe = ctx->st->pipe;
- struct st_texture_object *stObj = st_texture_object(texObj);
-
- if (stObj->mt)
- st_miptree_release(pipe, &stObj->mt);
-
- _mesa_delete_texture_object(ctx, texObj);
-}
-
-
-static void
-intelFreeTextureImageData(GLcontext * ctx, struct gl_texture_image *texImage)
-{
- struct pipe_context *pipe = ctx->st->pipe;
- struct st_texture_image *stImage = st_texture_image(texImage);
-
- DBG("%s\n", __FUNCTION__);
-
- if (stImage->mt) {
- st_miptree_release(pipe, &stImage->mt);
- }
-
- if (texImage->Data) {
- free(texImage->Data);
- texImage->Data = NULL;
- }
-}
-
-
-
-
-/* ================================================================
- * From linux kernel i386 header files, copes with odd sizes better
- * than COPY_DWORDS would:
- * XXX Put this in src/mesa/main/imports.h ???
- */
-#if defined(i386) || defined(__i386__)
-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);
-}
-#else
-#define __memcpy(a,b,c) memcpy(a,b,c)
-#endif
-
-
-/* The system memcpy (at least on ubuntu 5.10) has problems copying
- * to agp (writecombined) memory from a source which isn't 64-byte
- * aligned - there is a 4x performance falloff.
- *
- * The x86 __memcpy is immune to this but is slightly slower
- * (10%-ish) than the system memcpy.
- *
- * The sse_memcpy seems to have a slight cliff at 64/32 bytes, but
- * isn't much faster than x86_memcpy for agp copies.
- *
- * TODO: switch dynamically.
- */
-static void *
-do_memcpy(void *dest, const void *src, size_t n)
-{
- if ((((unsigned) src) & 63) || (((unsigned) dest) & 63)) {
- return __memcpy(dest, src, n);
- }
- else
- return memcpy(dest, src, n);
-}
-
-
-void
-intelInitTextureFuncs(struct dd_function_table *functions)
-{
- functions->ChooseTextureFormat = intelChooseTextureFormat;
- functions->TexImage1D = intelTexImage1D;
- functions->TexImage2D = intelTexImage2D;
- functions->TexImage3D = intelTexImage3D;
- functions->TexSubImage1D = intelTexSubImage1D;
- functions->TexSubImage2D = intelTexSubImage2D;
- functions->TexSubImage3D = intelTexSubImage3D;
- functions->CopyTexImage1D = intelCopyTexImage1D;
- functions->CopyTexImage2D = intelCopyTexImage2D;
- functions->CopyTexSubImage1D = intelCopyTexSubImage1D;
- functions->CopyTexSubImage2D = intelCopyTexSubImage2D;
- functions->GetTexImage = intelGetTexImage;
-
- /* compressed texture functions */
- functions->CompressedTexImage2D = intelCompressedTexImage2D;
- functions->GetCompressedTexImage = intelGetCompressedTexImage;
-
- functions->NewTextureObject = intelNewTextureObject;
- functions->NewTextureImage = intelNewTextureImage;
- functions->DeleteTexture = intelDeleteTextureObject;
- functions->FreeTexImageData = intelFreeTextureImageData;
- functions->UpdateTexturePalette = 0;
- functions->IsTextureResident = intelIsTextureResident;
-
- functions->TextureMemCpy = do_memcpy;
-}
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * 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, sub license, 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 (including the
- * next paragraph) 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 NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS 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 "main/mtypes.h"
-#include "main/enums.h"
-#include "main/image.h"
-#include "main/teximage.h"
-
-#include "state_tracker/st_mipmap_tree.h"
-
-#if 0
-#include "intel_screen.h"
-#include "intel_context.h"
-#include "intel_batchbuffer.h"
-#include "intel_buffers.h"
-#include "intel_fbo.h"
-#include "intel_blit.h"
-#endif
-#include "intel_tex.h"
-
-
-#define FILE_DEBUG_FLAG DEBUG_TEXTURE
-
-/**
- * Get the pipe_region which is the source for any glCopyTex[Sub]Image call.
- *
- * Do the best we can using the blitter. A future project is to use
- * the texture engine and fragment programs for these copies.
- */
-static const struct pipe_region *
-get_teximage_source(struct intel_context *intel, GLenum internalFormat)
-{
-#if 00
- struct intel_renderbuffer *irb;
-
- DBG("%s %s\n", __FUNCTION__,
- _mesa_lookup_enum_by_nr(internalFormat));
-
- switch (internalFormat) {
- case GL_DEPTH_COMPONENT:
- case GL_DEPTH_COMPONENT16_ARB:
- irb = intel_get_renderbuffer(intel->ctx.ReadBuffer, BUFFER_DEPTH);
- if (irb && irb->region && irb->region->cpp == 2)
- return irb->region;
- return NULL;
- case GL_DEPTH24_STENCIL8_EXT:
- case GL_DEPTH_STENCIL_EXT:
- irb = intel_get_renderbuffer(intel->ctx.ReadBuffer, BUFFER_DEPTH);
- if (irb && irb->region && irb->region->cpp == 4)
- return irb->region;
- return NULL;
- case GL_RGBA:
- case GL_RGBA8:
- return intel_readbuf_region(intel);
- case GL_RGB:
- if (intel->intelScreen->front.cpp == 2)
- return intel_readbuf_region(intel);
- return NULL;
- default:
- return NULL;
- }
-#else
- return NULL;
-#endif
-}
-
-
-static GLboolean
-do_copy_texsubimage(GLcontext *ctx,
- struct st_texture_image *intelImage,
- GLenum internalFormat,
- GLint dstx, GLint dsty,
- GLint x, GLint y, GLsizei width, GLsizei height)
-{
- struct intel_context *intel = intel_context(ctx);
- const struct pipe_region *src =
- get_teximage_source(intel, internalFormat);
-
- if (!intelImage->mt || !src) {
- DBG("%s fail %p %p\n", __FUNCTION__, intelImage->mt, src);
- return GL_FALSE;
- }
-
-#if 00 /* XXX FIX flush/locking */
- intelFlush(ctx);
- /* XXX still need the lock ? */
- LOCK_HARDWARE(intel);
-#endif
-
- {
- GLuint image_offset = st_miptree_image_offset(intelImage->mt,
- intelImage->face,
- intelImage->level);
- const GLint orig_x = x;
- const GLint orig_y = y;
- const struct gl_framebuffer *fb = ctx->DrawBuffer;
-
- if (_mesa_clip_to_region(fb->_Xmin, fb->_Ymin, fb->_Xmax, fb->_Ymax,
- &x, &y, &width, &height)) {
- /* Update dst for clipped src. Need to also clip the source rect.
- */
- dstx += x - orig_x;
- dsty += y - orig_y;
-
- if (!(ctx->ReadBuffer->Name == 0)) {
- /* XXX this looks bogus ? */
- /* FBO: invert Y */
- y = ctx->ReadBuffer->Height - y - 1;
- }
-
- /* A bit of fiddling to get the blitter to work with -ve
- * pitches. But we get a nice inverted blit this way, so it's
- * worth it:
- */
-#if 0
- intelEmitCopyBlit(intel,
- intelImage->mt->cpp,
- -src->pitch,
- src->buffer,
- src->height * src->pitch * src->cpp,
- intelImage->mt->pitch,
- intelImage->mt->region->buffer,
- image_offset,
- x, y + height, dstx, dsty, width, height,
- GL_COPY); /* ? */
- intel_batchbuffer_flush(intel->batch);
-#else
- /* XXX use pipe->region_copy() ??? */
- (void) image_offset;
-#endif
- }
- }
-
-#if 0
- UNLOCK_HARDWARE(intel);
-#endif
-
-#if 0
- /* GL_SGIS_generate_mipmap -- this can be accelerated now.
- * XXX Add a ctx->Driver.GenerateMipmaps() function?
- */
- if (level == texObj->BaseLevel && texObj->GenerateMipmap) {
- intel_generate_mipmap(ctx, target,
- &ctx->Texture.Unit[ctx->Texture.CurrentUnit],
- texObj);
- }
-#endif
-
- return GL_TRUE;
-}
-
-
-
-
-
-void
-intelCopyTexImage1D(GLcontext * ctx, GLenum target, GLint level,
- GLenum internalFormat,
- GLint x, GLint y, GLsizei width, GLint border)
-{
- struct gl_texture_unit *texUnit =
- &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
- struct gl_texture_object *texObj =
- _mesa_select_tex_object(ctx, texUnit, target);
- struct gl_texture_image *texImage =
- _mesa_select_tex_image(ctx, texObj, target, level);
-
- if (border)
- goto fail;
-
- /* Setup or redefine the texture object, mipmap tree and texture
- * image. Don't populate yet.
- */
- ctx->Driver.TexImage1D(ctx, target, level, internalFormat,
- width, border,
- GL_RGBA, CHAN_TYPE, NULL,
- &ctx->DefaultPacking, texObj, texImage);
-
- if (!do_copy_texsubimage(ctx,
- st_texture_image(texImage),
- internalFormat, 0, 0, x, y, width, 1))
- goto fail;
-
- return;
-
- fail:
-#if 0
- _swrast_copy_teximage1d(ctx, target, level, internalFormat, x, y,
- width, border);
-#endif
- ;
-}
-
-void
-intelCopyTexImage2D(GLcontext * ctx, GLenum target, GLint level,
- GLenum internalFormat,
- GLint x, GLint y, GLsizei width, GLsizei height,
- GLint border)
-{
- struct gl_texture_unit *texUnit =
- &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
- struct gl_texture_object *texObj =
- _mesa_select_tex_object(ctx, texUnit, target);
- struct gl_texture_image *texImage =
- _mesa_select_tex_image(ctx, texObj, target, level);
-
- if (border)
- goto fail;
-
- /* Setup or redefine the texture object, mipmap tree and texture
- * image. Don't populate yet.
- */
- ctx->Driver.TexImage2D(ctx, target, level, internalFormat,
- width, height, border,
- GL_RGBA, CHAN_TYPE, NULL,
- &ctx->DefaultPacking, texObj, texImage);
-
-
- if (!do_copy_texsubimage(ctx,
- st_texture_image(texImage),
- internalFormat, 0, 0, x, y, width, height))
- goto fail;
-
- return;
-
- fail:
-#if 0
- _swrast_copy_teximage2d(ctx, target, level, internalFormat, x, y,
- width, height, border);
-#endif
- assert(0);
-}
-
-
-void
-intelCopyTexSubImage1D(GLcontext * ctx, GLenum target, GLint level,
- GLint xoffset, GLint x, GLint y, GLsizei width)
-{
- struct gl_texture_unit *texUnit =
- &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
- struct gl_texture_object *texObj =
- _mesa_select_tex_object(ctx, texUnit, target);
- struct gl_texture_image *texImage =
- _mesa_select_tex_image(ctx, texObj, target, level);
- GLenum internalFormat = texImage->InternalFormat;
-
- /* XXX need to check <border> as in above function? */
-
- /* Need to check texture is compatible with source format.
- */
-
- if (!do_copy_texsubimage(ctx,
- st_texture_image(texImage),
- internalFormat, xoffset, 0, x, y, width, 1)) {
-#if 0
- _swrast_copy_texsubimage1d(ctx, target, level, xoffset, x, y, width);
-#endif
- assert(0);
- }
-}
-
-
-
-void
-intelCopyTexSubImage2D(GLcontext * ctx, GLenum target, GLint level,
- GLint xoffset, GLint yoffset,
- GLint x, GLint y, GLsizei width, GLsizei height)
-{
- struct gl_texture_unit *texUnit =
- &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
- struct gl_texture_object *texObj =
- _mesa_select_tex_object(ctx, texUnit, target);
- struct gl_texture_image *texImage =
- _mesa_select_tex_image(ctx, texObj, target, level);
- GLenum internalFormat = texImage->InternalFormat;
-
-
- /* Need to check texture is compatible with source format.
- */
-
- if (!do_copy_texsubimage(ctx,
- st_texture_image(texImage),
- internalFormat,
- xoffset, yoffset, x, y, width, height)) {
-#if 0
- _swrast_copy_texsubimage2d(ctx, target, level,
- xoffset, yoffset, x, y, width, height);
-#endif
- assert(0);
- }
-}
+++ /dev/null
-#include "intel_context.h"
-#include "intel_tex.h"
-#include "texformat.h"
-#include "enums.h"
-
-/* It works out that this function is fine for all the supported
- * hardware. However, there is still a need to map the formats onto
- * hardware descriptors.
- */
-/* Note that the i915 can actually support many more formats than
- * these if we take the step of simply swizzling the colors
- * immediately after sampling...
- */
-const struct gl_texture_format *
-intelChooseTextureFormat(GLcontext * ctx, GLint internalFormat,
- GLenum format, GLenum type)
-{
- struct intel_context *intel = intel_context(ctx);
- const GLboolean do32bpt = (intel->intelScreen->front.cpp == 4);
-
- switch (internalFormat) {
- case 4:
- case GL_RGBA:
- case GL_COMPRESSED_RGBA:
- if (format == GL_BGRA) {
- if (type == GL_UNSIGNED_BYTE || type == GL_UNSIGNED_INT_8_8_8_8_REV) {
- return &_mesa_texformat_argb8888;
- }
- else if (type == GL_UNSIGNED_SHORT_4_4_4_4_REV) {
- return &_mesa_texformat_argb4444;
- }
- else if (type == GL_UNSIGNED_SHORT_1_5_5_5_REV) {
- return &_mesa_texformat_argb1555;
- }
- }
- return do32bpt ? &_mesa_texformat_argb8888 : &_mesa_texformat_argb4444;
-
- case 3:
- case GL_RGB:
- case GL_COMPRESSED_RGB:
- if (format == GL_RGB && type == GL_UNSIGNED_SHORT_5_6_5) {
- return &_mesa_texformat_rgb565;
- }
- return do32bpt ? &_mesa_texformat_argb8888 : &_mesa_texformat_rgb565;
-
- case GL_RGBA8:
- case GL_RGB10_A2:
- case GL_RGBA12:
- case GL_RGBA16:
- return do32bpt ? &_mesa_texformat_argb8888 : &_mesa_texformat_argb4444;
-
- case GL_RGBA4:
- case GL_RGBA2:
- return &_mesa_texformat_argb4444;
-
- case GL_RGB5_A1:
- return &_mesa_texformat_argb1555;
-
- case GL_RGB8:
- case GL_RGB10:
- case GL_RGB12:
- case GL_RGB16:
- return &_mesa_texformat_argb8888;
-
- case GL_RGB5:
- case GL_RGB4:
- case GL_R3_G3_B2:
- return &_mesa_texformat_rgb565;
-
- case GL_ALPHA:
- case GL_ALPHA4:
- case GL_ALPHA8:
- case GL_ALPHA12:
- case GL_ALPHA16:
- case GL_COMPRESSED_ALPHA:
- return &_mesa_texformat_a8;
-
- case 1:
- case GL_LUMINANCE:
- case GL_LUMINANCE4:
- case GL_LUMINANCE8:
- case GL_LUMINANCE12:
- case GL_LUMINANCE16:
- case GL_COMPRESSED_LUMINANCE:
- return &_mesa_texformat_l8;
-
- case 2:
- case GL_LUMINANCE_ALPHA:
- case GL_LUMINANCE4_ALPHA4:
- case GL_LUMINANCE6_ALPHA2:
- case GL_LUMINANCE8_ALPHA8:
- case GL_LUMINANCE12_ALPHA4:
- case GL_LUMINANCE12_ALPHA12:
- case GL_LUMINANCE16_ALPHA16:
- case GL_COMPRESSED_LUMINANCE_ALPHA:
- return &_mesa_texformat_al88;
-
- case GL_INTENSITY:
- case GL_INTENSITY4:
- case GL_INTENSITY8:
- case GL_INTENSITY12:
- case GL_INTENSITY16:
- case GL_COMPRESSED_INTENSITY:
- return &_mesa_texformat_i8;
-
- case GL_YCBCR_MESA:
- if (type == GL_UNSIGNED_SHORT_8_8_MESA || type == GL_UNSIGNED_BYTE)
- return &_mesa_texformat_ycbcr;
- else
- return &_mesa_texformat_ycbcr_rev;
-
- case GL_COMPRESSED_RGB_FXT1_3DFX:
- return &_mesa_texformat_rgb_fxt1;
- case GL_COMPRESSED_RGBA_FXT1_3DFX:
- return &_mesa_texformat_rgba_fxt1;
-
- case GL_RGB_S3TC:
- case GL_RGB4_S3TC:
- case GL_COMPRESSED_RGB_S3TC_DXT1_EXT:
- return &_mesa_texformat_rgb_dxt1;
-
- case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT:
- return &_mesa_texformat_rgba_dxt1;
-
- case GL_RGBA_S3TC:
- case GL_RGBA4_S3TC:
- case GL_COMPRESSED_RGBA_S3TC_DXT3_EXT:
- return &_mesa_texformat_rgba_dxt3;
-
- case GL_COMPRESSED_RGBA_S3TC_DXT5_EXT:
- return &_mesa_texformat_rgba_dxt5;
-
- case GL_DEPTH_COMPONENT:
- case GL_DEPTH_COMPONENT16:
- case GL_DEPTH_COMPONENT24:
- case GL_DEPTH_COMPONENT32:
- return &_mesa_texformat_z16;
-
- case GL_DEPTH_STENCIL_EXT:
- case GL_DEPTH24_STENCIL8_EXT:
- return &_mesa_texformat_z24_s8;
-
- default:
- fprintf(stderr, "unexpected texture format %s in %s\n",
- _mesa_lookup_enum_by_nr(internalFormat), __FUNCTION__);
- return NULL;
- }
-
- return NULL; /* never get here */
-}
-
-int intel_compressed_num_bytes(GLuint mesaFormat)
-{
- int bytes = 0;
- switch(mesaFormat) {
-
- case MESA_FORMAT_RGB_FXT1:
- case MESA_FORMAT_RGBA_FXT1:
- case MESA_FORMAT_RGB_DXT1:
- case MESA_FORMAT_RGBA_DXT1:
- bytes = 2;
- break;
-
- case MESA_FORMAT_RGBA_DXT3:
- case MESA_FORMAT_RGBA_DXT5:
- bytes = 4;
- default:
- break;
- }
-
- return bytes;
-}
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * 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, sub license, 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 (including the
- * next paragraph) 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 NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS 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 "enums.h"
-#include "colortab.h"
-#include "convolve.h"
-#include "context.h"
-#include "simple_list.h"
-#include "texcompress.h"
-#include "texformat.h"
-#include "texobj.h"
-#include "texstore.h"
-
-#include "pipe/p_context.h"
-#include "state_tracker/st_mipmap_tree.h"
-
-#include "intel_tex.h"
-
-
-
-#define FILE_DEBUG_FLAG DEBUG_TEXTURE
-
-/* Functions to store texture images. Where possible, mipmap_tree's
- * will be created or further instantiated with image data, otherwise
- * images will be stored in malloc'd memory. A validation step is
- * required to pull those images into a mipmap tree, or otherwise
- * decide a fallback is required.
- */
-
-
-static int
-logbase2(int n)
-{
- GLint i = 1;
- GLint log2 = 0;
-
- while (n > i) {
- i *= 2;
- log2++;
- }
-
- return log2;
-}
-
-
-/* Otherwise, store it in memory if (Border != 0) or (any dimension ==
- * 1).
- *
- * Otherwise, if max_level >= level >= min_level, create tree with
- * space for textures from min_level down to max_level.
- *
- * Otherwise, create tree with space for textures from (level
- * 0)..(1x1). Consider pruning this tree at a validation if the
- * saving is worth it.
- */
-static void
-guess_and_alloc_mipmap_tree(struct pipe_context *pipe,
- struct st_texture_object *intelObj,
- struct st_texture_image *intelImage)
-{
- GLuint firstLevel;
- GLuint lastLevel;
- GLuint width = intelImage->base.Width;
- GLuint height = intelImage->base.Height;
- GLuint depth = intelImage->base.Depth;
- GLuint l2width, l2height, l2depth;
- GLuint i, comp_byte = 0;
-
- DBG("%s\n", __FUNCTION__);
-
- if (intelImage->base.Border)
- return;
-
- if (intelImage->level > intelObj->base.BaseLevel &&
- (intelImage->base.Width == 1 ||
- (intelObj->base.Target != GL_TEXTURE_1D &&
- intelImage->base.Height == 1) ||
- (intelObj->base.Target == GL_TEXTURE_3D &&
- intelImage->base.Depth == 1)))
- return;
-
- /* If this image disrespects BaseLevel, allocate from level zero.
- * Usually BaseLevel == 0, so it's unlikely to happen.
- */
- if (intelImage->level < intelObj->base.BaseLevel)
- firstLevel = 0;
- else
- firstLevel = intelObj->base.BaseLevel;
-
-
- /* Figure out image dimensions at start level.
- */
- for (i = intelImage->level; i > firstLevel; i--) {
- width <<= 1;
- if (height != 1)
- height <<= 1;
- if (depth != 1)
- depth <<= 1;
- }
-
- /* Guess a reasonable value for lastLevel. This is probably going
- * to be wrong fairly often and might mean that we have to look at
- * resizable buffers, or require that buffers implement lazy
- * pagetable arrangements.
- */
- if ((intelObj->base.MinFilter == GL_NEAREST ||
- intelObj->base.MinFilter == GL_LINEAR) &&
- intelImage->level == firstLevel) {
- lastLevel = firstLevel;
- }
- else {
- l2width = logbase2(width);
- l2height = logbase2(height);
- l2depth = logbase2(depth);
- lastLevel = firstLevel + MAX2(MAX2(l2width, l2height), l2depth);
- }
-
- assert(!intelObj->mt);
- if (intelImage->base.IsCompressed)
- comp_byte = intel_compressed_num_bytes(intelImage->base.TexFormat->MesaFormat);
- intelObj->mt = st_miptree_create(pipe,
- intelObj->base.Target,
- intelImage->base.InternalFormat,
- firstLevel,
- lastLevel,
- width,
- height,
- depth,
- intelImage->base.TexFormat->TexelBytes,
- comp_byte);
-
- DBG("%s - success\n", __FUNCTION__);
-}
-
-
-
-
-static GLuint
-target_to_face(GLenum target)
-{
- switch (target) {
- case GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB:
- case GL_TEXTURE_CUBE_MAP_NEGATIVE_X_ARB:
- case GL_TEXTURE_CUBE_MAP_POSITIVE_Y_ARB:
- case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_ARB:
- case GL_TEXTURE_CUBE_MAP_POSITIVE_Z_ARB:
- case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB:
- return ((GLuint) target - (GLuint) GL_TEXTURE_CUBE_MAP_POSITIVE_X);
- default:
- return 0;
- }
-}
-
-
-
-/* There are actually quite a few combinations this will work for,
- * more than what I've listed here.
- */
-static GLboolean
-check_pbo_format(GLint internalFormat,
- GLenum format, GLenum type,
- const struct gl_texture_format *mesa_format)
-{
- switch (internalFormat) {
- case 4:
- case GL_RGBA:
- return (format == GL_BGRA &&
- (type == GL_UNSIGNED_BYTE ||
- type == GL_UNSIGNED_INT_8_8_8_8_REV) &&
- mesa_format == &_mesa_texformat_argb8888);
- case 3:
- case GL_RGB:
- return (format == GL_RGB &&
- type == GL_UNSIGNED_SHORT_5_6_5 &&
- mesa_format == &_mesa_texformat_rgb565);
- case GL_YCBCR_MESA:
- return (type == GL_UNSIGNED_SHORT_8_8_MESA || type == GL_UNSIGNED_BYTE);
- default:
- return GL_FALSE;
- }
-}
-
-
-/* XXX: Do this for TexSubImage also:
- */
-static GLboolean
-try_pbo_upload(struct intel_context *intel,
- struct st_texture_image *intelImage,
- const struct gl_pixelstore_attrib *unpack,
- GLint internalFormat,
- GLint width, GLint height,
- GLenum format, GLenum type, const void *pixels)
-{
- return GL_FALSE; /* XXX fix flushing/locking/blitting below */
-#if 000
- struct intel_buffer_object *pbo = intel_buffer_object(unpack->BufferObj);
- GLuint src_offset, src_stride;
- GLuint dst_offset, dst_stride;
-
- if (!pbo ||
- intel->ctx._ImageTransferState ||
- unpack->SkipPixels || unpack->SkipRows) {
- _mesa_printf("%s: failure 1\n", __FUNCTION__);
- return GL_FALSE;
- }
-
- src_offset = (GLuint) pixels;
-
- if (unpack->RowLength > 0)
- src_stride = unpack->RowLength;
- else
- src_stride = width;
-
- dst_offset = st_miptree_image_offset(intelImage->mt,
- intelImage->face,
- intelImage->level);
-
- dst_stride = intelImage->mt->pitch;
-
- intelFlush(&intel->ctx);
- LOCK_HARDWARE(intel);
- {
- struct _DriBufferObject *src_buffer =
- intel_bufferobj_buffer(intel, pbo, INTEL_READ);
-
- /* Temporary hack: cast to _DriBufferObject:
- */
- struct _DriBufferObject *dst_buffer =
- (struct _DriBufferObject *)intelImage->mt->region->buffer;
-
-
- intelEmitCopyBlit(intel,
- intelImage->mt->cpp,
- src_stride, src_buffer, src_offset,
- dst_stride, dst_buffer, dst_offset,
- 0, 0, 0, 0, width, height,
- GL_COPY);
-
- intel_batchbuffer_flush(intel->batch);
- }
- UNLOCK_HARDWARE(intel);
-
- return GL_TRUE;
-#endif
-}
-
-
-
-static GLboolean
-try_pbo_zcopy(struct intel_context *intel,
- struct st_texture_image *intelImage,
- const struct gl_pixelstore_attrib *unpack,
- GLint internalFormat,
- GLint width, GLint height,
- GLenum format, GLenum type, const void *pixels)
-{
- return GL_FALSE;
-}
-
-
-
-
-
-
-static void
-intelTexImage(GLcontext * ctx,
- GLint dims,
- GLenum target, GLint level,
- GLint internalFormat,
- GLint width, GLint height, GLint depth,
- GLint border,
- GLenum format, GLenum type, const void *pixels,
- const struct gl_pixelstore_attrib *unpack,
- struct gl_texture_object *texObj,
- struct gl_texture_image *texImage, GLsizei imageSize, int compressed)
-{
- struct intel_context *intel = intel_context(ctx);
- struct st_texture_object *intelObj = st_texture_object(texObj);
- struct st_texture_image *intelImage = st_texture_image(texImage);
- GLint postConvWidth = width;
- GLint postConvHeight = height;
- GLint texelBytes, sizeInBytes;
- GLuint dstRowStride;
-
-
- DBG("%s target %s level %d %dx%dx%d border %d\n", __FUNCTION__,
- _mesa_lookup_enum_by_nr(target), level, width, height, depth, border);
-
- intelFlush(ctx);
-
- intelImage->face = target_to_face(target);
- intelImage->level = level;
-
- if (ctx->_ImageTransferState & IMAGE_CONVOLUTION_BIT) {
- _mesa_adjust_image_for_convolution(ctx, dims, &postConvWidth,
- &postConvHeight);
- }
-
- /* choose the texture format */
- texImage->TexFormat = intelChooseTextureFormat(ctx, internalFormat,
- format, type);
-
- _mesa_set_fetch_functions(texImage, dims);
-
- if (texImage->TexFormat->TexelBytes == 0) {
- /* must be a compressed format */
- texelBytes = 0;
- texImage->IsCompressed = GL_TRUE;
- texImage->CompressedSize =
- ctx->Driver.CompressedTextureSize(ctx, texImage->Width,
- texImage->Height, texImage->Depth,
- texImage->TexFormat->MesaFormat);
- } else {
- texelBytes = texImage->TexFormat->TexelBytes;
-
- /* Minimum pitch of 32 bytes */
- if (postConvWidth * texelBytes < 32) {
- postConvWidth = 32 / texelBytes;
- texImage->RowStride = postConvWidth;
- }
-
- assert(texImage->RowStride == postConvWidth);
- }
-
- /* Release the reference to a potentially orphaned buffer.
- * Release any old malloced memory.
- */
- if (intelImage->mt) {
- st_miptree_release(intel->pipe, &intelImage->mt);
- assert(!texImage->Data);
- }
- else if (texImage->Data) {
- _mesa_align_free(texImage->Data);
- }
-
- /* If this is the only texture image in the tree, could call
- * bmBufferData with NULL data to free the old block and avoid
- * waiting on any outstanding fences.
- */
- if (intelObj->mt &&
- intelObj->mt->first_level == level &&
- intelObj->mt->last_level == level &&
- intelObj->mt->target != GL_TEXTURE_CUBE_MAP_ARB &&
- !st_miptree_match_image(intelObj->mt, &intelImage->base,
- intelImage->face, intelImage->level)) {
-
- DBG("release it\n");
- st_miptree_release(intel->pipe, &intelObj->mt);
- assert(!intelObj->mt);
- }
-
- if (!intelObj->mt) {
- guess_and_alloc_mipmap_tree(intel->pipe, intelObj, intelImage);
- if (!intelObj->mt) {
- DBG("guess_and_alloc_mipmap_tree: failed\n");
- }
- }
-
- assert(!intelImage->mt);
-
- if (intelObj->mt &&
- st_miptree_match_image(intelObj->mt, &intelImage->base,
- intelImage->face, intelImage->level)) {
-
- st_miptree_reference(&intelImage->mt, intelObj->mt);
- assert(intelImage->mt);
- }
-
- if (!intelImage->mt)
- DBG("XXX: Image did not fit into tree - storing in local memory!\n");
-
-#if 0 /* XXX FIX when st_buffer_objects are in place */
- /* PBO fastpaths:
- */
- if (dims <= 2 &&
- intelImage->mt &&
- intel_buffer_object(unpack->BufferObj) &&
- check_pbo_format(internalFormat, format,
- type, intelImage->base.TexFormat)) {
-
- DBG("trying pbo upload\n");
-
- /* Attempt to texture directly from PBO data (zero copy upload).
- *
- * Currently disable as it can lead to worse as well as better
- * performance (in particular when pipe_region_cow() is
- * required).
- */
- if (intelObj->mt == intelImage->mt &&
- intelObj->mt->first_level == level &&
- intelObj->mt->last_level == level) {
-
- if (try_pbo_zcopy(intel, intelImage, unpack,
- internalFormat,
- width, height, format, type, pixels)) {
-
- DBG("pbo zcopy upload succeeded\n");
- return;
- }
- }
-
-
- /* Otherwise, attempt to use the blitter for PBO image uploads.
- */
- if (try_pbo_upload(intel, intelImage, unpack,
- internalFormat,
- width, height, format, type, pixels)) {
- DBG("pbo upload succeeded\n");
- return;
- }
-
- DBG("pbo upload failed\n");
- }
-#else
- (void) try_pbo_upload;
- (void) check_pbo_format;
- (void) try_pbo_zcopy;
-#endif
-
-
- /* intelCopyTexImage calls this function with pixels == NULL, with
- * the expectation that the mipmap tree will be set up but nothing
- * more will be done. This is where those calls return:
- */
- if (compressed) {
- pixels = _mesa_validate_pbo_compressed_teximage(ctx, imageSize, pixels,
- unpack,
- "glCompressedTexImage");
- } else {
- pixels = _mesa_validate_pbo_teximage(ctx, dims, width, height, 1,
- format, type,
- pixels, unpack, "glTexImage");
- }
- if (!pixels)
- return;
-
-
- if (intelImage->mt)
- intel->pipe->region_idle(intel->pipe, intelImage->mt->region);
-
- LOCK_HARDWARE(intel);
-
- if (intelImage->mt) {
- texImage->Data = st_miptree_image_map(intel->pipe,
- intelImage->mt,
- intelImage->face,
- intelImage->level,
- &dstRowStride,
- intelImage->base.ImageOffsets);
- }
- else {
- /* Allocate regular memory and store the image there temporarily. */
- if (texImage->IsCompressed) {
- sizeInBytes = texImage->CompressedSize;
- dstRowStride =
- _mesa_compressed_row_stride(texImage->TexFormat->MesaFormat, width);
- assert(dims != 3);
- }
- else {
- dstRowStride = postConvWidth * texelBytes;
- sizeInBytes = depth * dstRowStride * postConvHeight;
- }
-
- texImage->Data = malloc(sizeInBytes);
- }
-
- DBG("Upload image %dx%dx%d row_len %x "
- "pitch %x\n",
- width, height, depth, width * texelBytes, dstRowStride);
-
- /* Copy data. Would like to know when it's ok for us to eg. use
- * the blitter to copy. Or, use the hardware to do the format
- * conversion and copy:
- */
- if (compressed) {
- memcpy(texImage->Data, pixels, imageSize);
- } else if (!texImage->TexFormat->StoreImage(ctx, dims,
- texImage->_BaseFormat,
- texImage->TexFormat,
- texImage->Data, 0, 0, 0, /* dstX/Y/Zoffset */
- dstRowStride,
- texImage->ImageOffsets,
- width, height, depth,
- format, type, pixels, unpack)) {
- _mesa_error(ctx, GL_OUT_OF_MEMORY, "glTexImage");
- }
-
- _mesa_unmap_teximage_pbo(ctx, unpack);
-
- if (intelImage->mt) {
- st_miptree_image_unmap(intel->pipe, intelImage->mt);
- texImage->Data = NULL;
- }
-
- UNLOCK_HARDWARE(intel);
-
-#if 0
- /* GL_SGIS_generate_mipmap -- this can be accelerated now.
- */
- if (level == texObj->BaseLevel && texObj->GenerateMipmap) {
- intel_generate_mipmap(ctx, target,
- &ctx->Texture.Unit[ctx->Texture.CurrentUnit],
- texObj);
- }
-#endif
-}
-
-void
-intelTexImage3D(GLcontext * ctx,
- GLenum target, GLint level,
- GLint internalFormat,
- GLint width, GLint height, GLint depth,
- GLint border,
- GLenum format, GLenum type, const void *pixels,
- const struct gl_pixelstore_attrib *unpack,
- struct gl_texture_object *texObj,
- struct gl_texture_image *texImage)
-{
- intelTexImage(ctx, 3, target, level,
- internalFormat, width, height, depth, border,
- format, type, pixels, unpack, texObj, texImage, 0, 0);
-}
-
-
-void
-intelTexImage2D(GLcontext * ctx,
- GLenum target, GLint level,
- GLint internalFormat,
- GLint width, GLint height, GLint border,
- GLenum format, GLenum type, const void *pixels,
- const struct gl_pixelstore_attrib *unpack,
- struct gl_texture_object *texObj,
- struct gl_texture_image *texImage)
-{
- intelTexImage(ctx, 2, target, level,
- internalFormat, width, height, 1, border,
- format, type, pixels, unpack, texObj, texImage, 0, 0);
-}
-
-void
-intelTexImage1D(GLcontext * ctx,
- GLenum target, GLint level,
- GLint internalFormat,
- GLint width, GLint border,
- GLenum format, GLenum type, const void *pixels,
- const struct gl_pixelstore_attrib *unpack,
- struct gl_texture_object *texObj,
- struct gl_texture_image *texImage)
-{
- intelTexImage(ctx, 1, target, level,
- internalFormat, width, 1, 1, border,
- format, type, pixels, unpack, texObj, texImage, 0, 0);
-}
-
-void intelCompressedTexImage2D( GLcontext *ctx, GLenum target, GLint level,
- GLint internalFormat,
- GLint width, GLint height, GLint border,
- GLsizei imageSize, const GLvoid *data,
- struct gl_texture_object *texObj,
- struct gl_texture_image *texImage )
-{
- intelTexImage(ctx, 2, target, level,
- internalFormat, width, height, 1, border,
- 0, 0, data, &ctx->Unpack, texObj, texImage, imageSize, 1);
-}
-
-/**
- * Need to map texture image into memory before copying image data,
- * then unmap it.
- */
-static void
-intel_get_tex_image(GLcontext * ctx, GLenum target, GLint level,
- GLenum format, GLenum type, GLvoid * pixels,
- struct gl_texture_object *texObj,
- struct gl_texture_image *texImage, int compressed)
-{
- struct intel_context *intel = intel_context(ctx);
- struct st_texture_image *intelImage = st_texture_image(texImage);
-
- /* Map */
- if (intelImage->mt) {
- /* Image is stored in hardware format in a buffer managed by the
- * kernel. Need to explicitly map and unmap it.
- */
- intelImage->base.Data =
- st_miptree_image_map(intel->pipe,
- intelImage->mt,
- intelImage->face,
- intelImage->level,
- &intelImage->base.RowStride,
- intelImage->base.ImageOffsets);
- intelImage->base.RowStride /= intelImage->mt->cpp;
- }
- else {
- /* Otherwise, the image should actually be stored in
- * intelImage->base.Data. This is pretty confusing for
- * everybody, I'd much prefer to separate the two functions of
- * texImage->Data - storage for texture images in main memory
- * and access (ie mappings) of images. In other words, we'd
- * create a new texImage->Map field and leave Data simply for
- * storage.
- */
- assert(intelImage->base.Data);
- }
-
-
- if (compressed) {
- _mesa_get_compressed_teximage(ctx, target, level, pixels,
- texObj, texImage);
- } else {
- _mesa_get_teximage(ctx, target, level, format, type, pixels,
- texObj, texImage);
- }
-
-
- /* Unmap */
- if (intelImage->mt) {
- st_miptree_image_unmap(intel->pipe, intelImage->mt);
- intelImage->base.Data = NULL;
- }
-}
-
-void
-intelGetTexImage(GLcontext * ctx, GLenum target, GLint level,
- GLenum format, GLenum type, GLvoid * pixels,
- struct gl_texture_object *texObj,
- struct gl_texture_image *texImage)
-{
- intel_get_tex_image(ctx, target, level, format, type, pixels,
- texObj, texImage, 0);
-
-
-}
-
-void
-intelGetCompressedTexImage(GLcontext *ctx, GLenum target, GLint level,
- GLvoid *pixels,
- const struct gl_texture_object *texObj,
- const struct gl_texture_image *texImage)
-{
- intel_get_tex_image(ctx, target, level, 0, 0, pixels,
- texObj, texImage, 1);
-
-}
-
-void
-intelSetTexOffset(__DRIcontext *pDRICtx, GLint texname,
- unsigned long long offset, GLint depth, GLuint pitch)
-{
- struct intel_context *intel = (struct intel_context*)
- ((__DRIcontextPrivate*)pDRICtx->private)->driverPrivate;
- struct gl_texture_object *tObj = _mesa_lookup_texture(&intel->ctx, texname);
- struct st_texture_object *stObj = st_texture_object(tObj);
-
- if (!stObj)
- return;
-
- if (stObj->mt)
- st_miptree_release(intel->pipe, &stObj->mt);
-
- stObj->imageOverride = GL_TRUE;
- stObj->depthOverride = depth;
- stObj->pitchOverride = pitch;
-
- if (offset)
- stObj->textureOffset = offset;
-}
+++ /dev/null
-
-/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * 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, sub license, 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 (including the
- * next paragraph) 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 NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS 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 "mtypes.h"
-#include "texobj.h"
-#include "texstore.h"
-#include "enums.h"
-
-/*
-#include "intel_context.h"
-*/
-#include "intel_tex.h"
-#include "state_tracker/st_context.h"
-#include "state_tracker/st_mipmap_tree.h"
-
-#include "pipe/p_context.h"
-
-
-#define FILE_DEBUG_FLAG DEBUG_TEXTURE
-
-static void
-intelTexSubimage(GLcontext * ctx,
- GLint dims,
- GLenum target, GLint level,
- GLint xoffset, GLint yoffset, GLint zoffset,
- GLint width, GLint height, GLint depth,
- GLenum format, GLenum type, const void *pixels,
- const struct gl_pixelstore_attrib *packing,
- struct gl_texture_object *texObj,
- struct gl_texture_image *texImage)
-{
- struct pipe_context *pipe = ctx->st->pipe;
- struct st_texture_image *intelImage = st_texture_image(texImage);
- GLuint dstRowStride;
-
- DBG("%s target %s level %d offset %d,%d %dx%d\n", __FUNCTION__,
- _mesa_lookup_enum_by_nr(target),
- level, xoffset, yoffset, width, height);
-
- intelFlush(ctx);
-
- pixels =
- _mesa_validate_pbo_teximage(ctx, dims, width, height, depth, format,
- type, pixels, packing, "glTexSubImage2D");
- if (!pixels)
- return;
-
- if (intelImage->mt)
- pipe->region_idle(pipe, intelImage->mt->region);
-
-#if 0
- LOCK_HARDWARE(intel);
-#endif
-
- /* Map buffer if necessary. Need to lock to prevent other contexts
- * from uploading the buffer under us.
- */
- if (intelImage->mt)
- texImage->Data = st_miptree_image_map(pipe,
- intelImage->mt,
- intelImage->face,
- intelImage->level,
- &dstRowStride,
- texImage->ImageOffsets);
-
- assert(dstRowStride);
-
- if (!texImage->TexFormat->StoreImage(ctx, dims, texImage->_BaseFormat,
- texImage->TexFormat,
- texImage->Data,
- xoffset, yoffset, zoffset,
- dstRowStride,
- texImage->ImageOffsets,
- width, height, depth,
- format, type, pixels, packing)) {
- _mesa_error(ctx, GL_OUT_OF_MEMORY, "intelTexSubImage");
- }
-
-#if 0
- /* GL_SGIS_generate_mipmap */
- if (level == texObj->BaseLevel && texObj->GenerateMipmap) {
- _mesa_generate_mipmap(ctx, target,
- &ctx->Texture.Unit[ctx->Texture.CurrentUnit],
- texObj);
- }
-#endif
-
- _mesa_unmap_teximage_pbo(ctx, packing);
-
- if (intelImage->mt) {
- st_miptree_image_unmap(pipe, intelImage->mt);
- texImage->Data = NULL;
- }
-
-#if 0
- UNLOCK_HARDWARE(intel);
-#endif
-}
-
-
-
-
-
-void
-intelTexSubImage3D(GLcontext * ctx,
- GLenum target,
- GLint level,
- GLint xoffset, GLint yoffset, GLint zoffset,
- GLsizei width, GLsizei height, GLsizei depth,
- GLenum format, GLenum type,
- const GLvoid * pixels,
- const struct gl_pixelstore_attrib *packing,
- struct gl_texture_object *texObj,
- struct gl_texture_image *texImage)
-{
-
- intelTexSubimage(ctx, 3,
- target, level,
- xoffset, yoffset, zoffset,
- width, height, depth,
- format, type, pixels, packing, texObj, texImage);
-
-}
-
-
-
-void
-intelTexSubImage2D(GLcontext * ctx,
- GLenum target,
- GLint level,
- GLint xoffset, GLint yoffset,
- GLsizei width, GLsizei height,
- GLenum format, GLenum type,
- const GLvoid * pixels,
- const struct gl_pixelstore_attrib *packing,
- struct gl_texture_object *texObj,
- struct gl_texture_image *texImage)
-{
-
- intelTexSubimage(ctx, 2,
- target, level,
- xoffset, yoffset, 0,
- width, height, 1,
- format, type, pixels, packing, texObj, texImage);
-
-}
-
-
-void
-intelTexSubImage1D(GLcontext * ctx,
- GLenum target,
- GLint level,
- GLint xoffset,
- GLsizei width,
- GLenum format, GLenum type,
- const GLvoid * pixels,
- const struct gl_pixelstore_attrib *packing,
- struct gl_texture_object *texObj,
- struct gl_texture_image *texImage)
-{
- intelTexSubimage(ctx, 1,
- target, level,
- xoffset, 0, 0,
- width, 1, 1,
- format, type, pixels, packing, texObj, texImage);
-
-}
+++ /dev/null
-#include "mtypes.h"
-#include "macros.h"
-
-#include "state_tracker/st_mipmap_tree.h"
-#include "intel_tex.h"
-
-#include "pipe/p_state.h"
-
-#define FILE_DEBUG_FLAG DEBUG_TEXTURE
-
-/**
- * Compute which mipmap levels that really need to be sent to the hardware.
- * This depends on the base image size, GL_TEXTURE_MIN_LOD,
- * GL_TEXTURE_MAX_LOD, GL_TEXTURE_BASE_LEVEL, and GL_TEXTURE_MAX_LEVEL.
- */
-static void
-intel_calculate_first_last_level(struct st_texture_object *intelObj)
-{
- struct gl_texture_object *tObj = &intelObj->base;
- const struct gl_texture_image *const baseImage =
- tObj->Image[0][tObj->BaseLevel];
-
- /* These must be signed values. MinLod and MaxLod can be negative numbers,
- * and having firstLevel and lastLevel as signed prevents the need for
- * extra sign checks.
- */
- int firstLevel;
- int lastLevel;
-
- /* Yes, this looks overly complicated, but it's all needed.
- */
- switch (tObj->Target) {
- case GL_TEXTURE_1D:
- case GL_TEXTURE_2D:
- case GL_TEXTURE_3D:
- case GL_TEXTURE_CUBE_MAP:
- if (tObj->MinFilter == GL_NEAREST || tObj->MinFilter == GL_LINEAR) {
- /* GL_NEAREST and GL_LINEAR only care about GL_TEXTURE_BASE_LEVEL.
- */
- firstLevel = lastLevel = tObj->BaseLevel;
- }
- else {
- firstLevel = tObj->BaseLevel + (GLint) (tObj->MinLod + 0.5);
- firstLevel = MAX2(firstLevel, tObj->BaseLevel);
- lastLevel = tObj->BaseLevel + (GLint) (tObj->MaxLod + 0.5);
- lastLevel = MAX2(lastLevel, tObj->BaseLevel);
- lastLevel = MIN2(lastLevel, tObj->BaseLevel + baseImage->MaxLog2);
- lastLevel = MIN2(lastLevel, tObj->MaxLevel);
- lastLevel = MAX2(firstLevel, lastLevel); /* need at least one level */
- }
- break;
- case GL_TEXTURE_RECTANGLE_NV:
- case GL_TEXTURE_4D_SGIS:
- firstLevel = lastLevel = 0;
- break;
- default:
- return;
- }
-
- /* save these values */
- intelObj->firstLevel = firstLevel;
- intelObj->lastLevel = lastLevel;
-}
-
-static void
-copy_image_data_to_tree(struct pipe_context *pipe,
- struct st_texture_object *intelObj,
- struct st_texture_image *intelImage)
-{
- if (intelImage->mt) {
- /* Copy potentially with the blitter:
- */
- st_miptree_image_copy(pipe,
- intelObj->mt,
- intelImage->face,
- intelImage->level, intelImage->mt);
-
- st_miptree_release(pipe, &intelImage->mt);
- }
- else {
- assert(intelImage->base.Data != NULL);
-
- /* More straightforward upload.
- */
- st_miptree_image_data(pipe,
- intelObj->mt,
- intelImage->face,
- intelImage->level,
- intelImage->base.Data,
- intelImage->base.RowStride,
- intelImage->base.RowStride *
- intelImage->base.Height);
- _mesa_align_free(intelImage->base.Data);
- intelImage->base.Data = NULL;
- }
-
- st_miptree_reference(&intelImage->mt, intelObj->mt);
-}
-
-
-/*
- */
-GLuint
-intel_finalize_mipmap_tree(GLcontext *ctx,
- struct pipe_context *pipe, GLuint unit,
- GLboolean *needFlush)
-{
- struct gl_texture_object *tObj = ctx->Texture.Unit[unit]._Current;
- struct st_texture_object *intelObj = st_texture_object(tObj);
- int comp_byte = 0;
- int cpp;
-
- GLuint face, i;
- GLuint nr_faces = 0;
- struct st_texture_image *firstImage;
-
- *needFlush = GL_FALSE;
-
- /* We know/require this is true by now:
- */
- assert(intelObj->base._Complete);
-
- /* What levels must the tree include at a minimum?
- */
- intel_calculate_first_last_level(intelObj);
- firstImage =
- st_texture_image(intelObj->base.Image[0][intelObj->firstLevel]);
-
- /* Fallback case:
- */
- if (firstImage->base.Border) {
- if (intelObj->mt) {
- st_miptree_release(pipe, &intelObj->mt);
- }
- return GL_FALSE;
- }
-
-
- /* If both firstImage and intelObj have a tree which can contain
- * all active images, favour firstImage. Note that because of the
- * completeness requirement, we know that the image dimensions
- * will match.
- */
- if (firstImage->mt &&
- firstImage->mt != intelObj->mt &&
- firstImage->mt->first_level <= intelObj->firstLevel &&
- firstImage->mt->last_level >= intelObj->lastLevel) {
-
- if (intelObj->mt)
- st_miptree_release(pipe, &intelObj->mt);
-
- st_miptree_reference(&intelObj->mt, firstImage->mt);
- }
-
- if (firstImage->base.IsCompressed) {
- comp_byte = intel_compressed_num_bytes(firstImage->base.TexFormat->MesaFormat);
- cpp = comp_byte;
- }
- else cpp = firstImage->base.TexFormat->TexelBytes;
-
- /* Check tree can hold all active levels. Check tree matches
- * target, imageFormat, etc.
- *
- * XXX: For some layouts (eg i945?), the test might have to be
- * first_level == firstLevel, as the tree isn't valid except at the
- * original start level. Hope to get around this by
- * programming minLod, maxLod, baseLevel into the hardware and
- * leaving the tree alone.
- */
- if (intelObj->mt &&
- (intelObj->mt->target != intelObj->base.Target ||
- intelObj->mt->internal_format != firstImage->base.InternalFormat ||
- intelObj->mt->first_level != intelObj->firstLevel ||
- intelObj->mt->last_level != intelObj->lastLevel ||
- intelObj->mt->width0 != firstImage->base.Width ||
- intelObj->mt->height0 != firstImage->base.Height ||
- intelObj->mt->depth0 != firstImage->base.Depth ||
- intelObj->mt->cpp != cpp ||
- intelObj->mt->compressed != firstImage->base.IsCompressed)) {
- st_miptree_release(pipe, &intelObj->mt);
- }
-
-
- /* May need to create a new tree:
- */
- if (!intelObj->mt) {
- intelObj->mt = st_miptree_create(pipe,
- intelObj->base.Target,
- firstImage->base.InternalFormat,
- intelObj->firstLevel,
- intelObj->lastLevel,
- firstImage->base.Width,
- firstImage->base.Height,
- firstImage->base.Depth,
- cpp,
- comp_byte);
- }
-
- /* Pull in any images not in the object's tree:
- */
- nr_faces = (intelObj->base.Target == GL_TEXTURE_CUBE_MAP) ? 6 : 1;
- for (face = 0; face < nr_faces; face++) {
- for (i = intelObj->firstLevel; i <= intelObj->lastLevel; i++) {
- struct st_texture_image *intelImage =
- st_texture_image(intelObj->base.Image[face][i]);
-
- /* Need to import images in main memory or held in other trees.
- */
- if (intelObj->mt != intelImage->mt) {
- copy_image_data_to_tree(pipe, intelObj, intelImage);
- *needFlush = GL_TRUE;
- }
- }
- }
-
- /**
- if (need_flush)
- intel_batchbuffer_flush(intel->batch);
- **/
-
- return GL_TRUE;
-}
-
-
-#if 0 /* unused? */
-void
-intel_tex_map_images(struct pipe_context *pipe,
- struct st_texture_object *intelObj)
-{
- GLuint nr_faces = (intelObj->base.Target == GL_TEXTURE_CUBE_MAP) ? 6 : 1;
- GLuint face, i;
-
- DBG("%s\n", __FUNCTION__);
-
- for (face = 0; face < nr_faces; face++) {
- for (i = intelObj->firstLevel; i <= intelObj->lastLevel; i++) {
- struct st_texture_image *intelImage =
- st_texture_image(intelObj->base.Image[face][i]);
-
- if (intelImage->mt) {
- intelImage->base.Data =
- st_miptree_image_map(pipe,
- intelImage->mt,
- intelImage->face,
- intelImage->level,
- &intelImage->base.RowStride,
- intelImage->base.ImageOffsets);
- /* convert stride to texels, not bytes */
- intelImage->base.RowStride /= intelImage->mt->cpp;
-/* intelImage->base.ImageStride /= intelImage->mt->cpp; */
- }
- }
- }
-}
-
-
-
-void
-intel_tex_unmap_images(struct pipe_context *pipe,
- struct st_texture_object *intelObj)
-{
- GLuint nr_faces = (intelObj->base.Target == GL_TEXTURE_CUBE_MAP) ? 6 : 1;
- GLuint face, i;
-
- for (face = 0; face < nr_faces; face++) {
- for (i = intelObj->firstLevel; i <= intelObj->lastLevel; i++) {
- struct st_texture_image *intelImage =
- st_texture_image(intelObj->base.Image[face][i]);
-
- if (intelImage->mt) {
- st_miptree_image_unmap(pipe, intelImage->mt);
- intelImage->base.Data = NULL;
- }
- }
- }
-}
-#endif
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