diff options
Diffstat (limited to 'src/mesa/drivers/dri/radeon/radeon_texture.c')
| -rw-r--r-- | src/mesa/drivers/dri/radeon/radeon_texture.c | 1052 |
1 files changed, 1052 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/radeon/radeon_texture.c b/src/mesa/drivers/dri/radeon/radeon_texture.c new file mode 100644 index 0000000000..fad3d1ceda --- /dev/null +++ b/src/mesa/drivers/dri/radeon/radeon_texture.c @@ -0,0 +1,1052 @@ +/* + * Copyright (C) 2008 Nicolai Haehnle. + * Copyright (C) The Weather Channel, Inc. 2002. All Rights Reserved. + * + * The Weather Channel (TM) funded Tungsten Graphics to develop the + * initial release of the Radeon 8500 driver under the XFree86 license. + * This notice must be preserved. + * + * 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 (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 NONINFRINGEMENT. + * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) 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/glheader.h" +#include "main/imports.h" +#include "main/context.h" +#include "main/convolve.h" +#include "main/mipmap.h" +#include "main/texcompress.h" +#include "main/texformat.h" +#include "main/texstore.h" +#include "main/teximage.h" +#include "main/texobj.h" +#include "main/texgetimage.h" + +#include "xmlpool.h" /* for symbolic values of enum-type options */ + +#include "radeon_common.h" + +#include "radeon_mipmap_tree.h" + + +static void copy_rows(void* dst, GLuint dststride, const void* src, GLuint srcstride, + GLuint numrows, GLuint rowsize) +{ + assert(rowsize <= dststride); + assert(rowsize <= srcstride); + + if (rowsize == srcstride && rowsize == dststride) { + memcpy(dst, src, numrows*rowsize); + } else { + GLuint i; + for(i = 0; i < numrows; ++i) { + memcpy(dst, src, rowsize); + dst += dststride; + src += srcstride; + } + } +} + +/* textures */ +/** + * Allocate an empty texture image object. + */ +struct gl_texture_image *radeonNewTextureImage(GLcontext *ctx) +{ + return CALLOC(sizeof(radeon_texture_image)); +} + +/** + * Free memory associated with this texture image. + */ +void radeonFreeTexImageData(GLcontext *ctx, struct gl_texture_image *timage) +{ + radeon_texture_image* image = get_radeon_texture_image(timage); + + if (image->mt) { + radeon_miptree_unreference(image->mt); + image->mt = 0; + assert(!image->base.Data); + } else { + _mesa_free_texture_image_data(ctx, timage); + } + if (image->bo) { + radeon_bo_unref(image->bo); + image->bo = NULL; + } + if (timage->Data) { + _mesa_free_texmemory(timage->Data); + timage->Data = NULL; + } +} + +/* Set Data pointer and additional data for mapped texture image */ +static void teximage_set_map_data(radeon_texture_image *image) +{ + radeon_mipmap_level *lvl = &image->mt->levels[image->mtlevel]; + + image->base.Data = image->mt->bo->ptr + lvl->faces[image->mtface].offset; + image->base.RowStride = lvl->rowstride / image->mt->bpp; +} + + +/** + * Map a single texture image for glTexImage and friends. + */ +void radeon_teximage_map(radeon_texture_image *image, GLboolean write_enable) +{ + if (image->mt) { + assert(!image->base.Data); + + radeon_bo_map(image->mt->bo, write_enable); + teximage_set_map_data(image); + } +} + + +void radeon_teximage_unmap(radeon_texture_image *image) +{ + if (image->mt) { + assert(image->base.Data); + + image->base.Data = 0; + radeon_bo_unmap(image->mt->bo); + } +} + +static void map_override(GLcontext *ctx, radeonTexObj *t) +{ + radeon_texture_image *img = get_radeon_texture_image(t->base.Image[0][0]); + + radeon_bo_map(t->bo, GL_FALSE); + + img->base.Data = t->bo->ptr; + _mesa_set_fetch_functions(&img->base, 2); +} + +static void unmap_override(GLcontext *ctx, radeonTexObj *t) +{ + radeon_texture_image *img = get_radeon_texture_image(t->base.Image[0][0]); + + radeon_bo_unmap(t->bo); + + img->base.Data = NULL; +} + +/** + * Map a validated texture for reading during software rendering. + */ +void radeonMapTexture(GLcontext *ctx, struct gl_texture_object *texObj) +{ + radeonTexObj* t = radeon_tex_obj(texObj); + int face, level; + + if (!radeon_validate_texture_miptree(ctx, texObj)) + return; + + /* for r100 3D sw fallbacks don't have mt */ + if (t->image_override && t->bo) + map_override(ctx, t); + + if (!t->mt) + return; + + radeon_bo_map(t->mt->bo, GL_FALSE); + for(face = 0; face < t->mt->faces; ++face) { + for(level = t->mt->firstLevel; level <= t->mt->lastLevel; ++level) + teximage_set_map_data(get_radeon_texture_image(texObj->Image[face][level])); + } +} + +void radeonUnmapTexture(GLcontext *ctx, struct gl_texture_object *texObj) +{ + radeonTexObj* t = radeon_tex_obj(texObj); + int face, level; + + if (t->image_override && t->bo) + unmap_override(ctx, t); + /* for r100 3D sw fallbacks don't have mt */ + if (!t->mt) + return; + + for(face = 0; face < t->mt->faces; ++face) { + for(level = t->mt->firstLevel; level <= t->mt->lastLevel; ++level) + texObj->Image[face][level]->Data = 0; + } + radeon_bo_unmap(t->mt->bo); +} + +GLuint radeon_face_for_target(GLenum target) +{ + switch (target) { + case GL_TEXTURE_CUBE_MAP_POSITIVE_X: + case GL_TEXTURE_CUBE_MAP_NEGATIVE_X: + case GL_TEXTURE_CUBE_MAP_POSITIVE_Y: + case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y: + case GL_TEXTURE_CUBE_MAP_POSITIVE_Z: + case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z: + return (GLuint) target - (GLuint) GL_TEXTURE_CUBE_MAP_POSITIVE_X; + default: + return 0; + } +} + +/** + * Wraps Mesa's implementation to ensure that the base level image is mapped. + * + * This relies on internal details of _mesa_generate_mipmap, in particular + * the fact that the memory for recreated texture images is always freed. + */ +static void radeon_generate_mipmap(GLcontext *ctx, GLenum target, + struct gl_texture_object *texObj) +{ + radeonTexObj* t = radeon_tex_obj(texObj); + GLuint nr_faces = (t->base.Target == GL_TEXTURE_CUBE_MAP) ? 6 : 1; + int i, face; + + + _mesa_generate_mipmap(ctx, target, texObj); + + for (face = 0; face < nr_faces; face++) { + for (i = texObj->BaseLevel + 1; i < texObj->MaxLevel; i++) { + radeon_texture_image *image; + + image = get_radeon_texture_image(texObj->Image[face][i]); + + if (image == NULL) + break; + + image->mtlevel = i; + image->mtface = face; + + radeon_miptree_unreference(image->mt); + image->mt = NULL; + } + } + +} + +void radeonGenerateMipmap(GLcontext* ctx, GLenum target, struct gl_texture_object *texObj) +{ + GLuint face = radeon_face_for_target(target); + radeon_texture_image *baseimage = get_radeon_texture_image(texObj->Image[face][texObj->BaseLevel]); + + radeon_teximage_map(baseimage, GL_FALSE); + radeon_generate_mipmap(ctx, target, texObj); + radeon_teximage_unmap(baseimage); +} + + +/* try to find a format which will only need a memcopy */ +static const struct gl_texture_format *radeonChoose8888TexFormat(radeonContextPtr rmesa, + GLenum srcFormat, + GLenum srcType, GLboolean fbo) +{ + const GLuint ui = 1; + const GLubyte littleEndian = *((const GLubyte *)&ui); + + /* r100 can only do this */ + if (IS_R100_CLASS(rmesa->radeonScreen) || fbo) + return _dri_texformat_argb8888; + + if ((srcFormat == GL_RGBA && srcType == GL_UNSIGNED_INT_8_8_8_8) || + (srcFormat == GL_RGBA && srcType == GL_UNSIGNED_BYTE && !littleEndian) || + (srcFormat == GL_ABGR_EXT && srcType == GL_UNSIGNED_INT_8_8_8_8_REV) || + (srcFormat == GL_ABGR_EXT && srcType == GL_UNSIGNED_BYTE && littleEndian)) { + return &_mesa_texformat_rgba8888; + } else if ((srcFormat == GL_RGBA && srcType == GL_UNSIGNED_INT_8_8_8_8_REV) || + (srcFormat == GL_RGBA && srcType == GL_UNSIGNED_BYTE && littleEndian) || + (srcFormat == GL_ABGR_EXT && srcType == GL_UNSIGNED_INT_8_8_8_8) || + (srcFormat == GL_ABGR_EXT && srcType == GL_UNSIGNED_BYTE && !littleEndian)) { + return &_mesa_texformat_rgba8888_rev; + } else if (IS_R200_CLASS(rmesa->radeonScreen)) { + return _dri_texformat_argb8888; + } else if (srcFormat == GL_BGRA && ((srcType == GL_UNSIGNED_BYTE && !littleEndian) || + srcType == GL_UNSIGNED_INT_8_8_8_8)) { + return &_mesa_texformat_argb8888_rev; + } else if (srcFormat == GL_BGRA && ((srcType == GL_UNSIGNED_BYTE && littleEndian) || + srcType == GL_UNSIGNED_INT_8_8_8_8_REV)) { + return &_mesa_texformat_argb8888; + } else + return _dri_texformat_argb8888; +} + +const struct gl_texture_format *radeonChooseTextureFormat_mesa(GLcontext * ctx, + GLint internalFormat, + GLenum format, + GLenum type) +{ + return radeonChooseTextureFormat(ctx, internalFormat, format, + type, 0); +} + +const struct gl_texture_format *radeonChooseTextureFormat(GLcontext * ctx, + GLint internalFormat, + GLenum format, + GLenum type, GLboolean fbo) +{ + radeonContextPtr rmesa = RADEON_CONTEXT(ctx); + const GLboolean do32bpt = + (rmesa->texture_depth == DRI_CONF_TEXTURE_DEPTH_32); + const GLboolean force16bpt = + (rmesa->texture_depth == DRI_CONF_TEXTURE_DEPTH_FORCE_16); + (void)format; + +#if 0 + fprintf(stderr, "InternalFormat=%s(%d) type=%s format=%s\n", + _mesa_lookup_enum_by_nr(internalFormat), internalFormat, + _mesa_lookup_enum_by_nr(type), _mesa_lookup_enum_by_nr(format)); + fprintf(stderr, "do32bpt=%d force16bpt=%d\n", do32bpt, force16bpt); +#endif + + switch (internalFormat) { + case 4: + case GL_RGBA: + case GL_COMPRESSED_RGBA: + switch (type) { + case GL_UNSIGNED_INT_10_10_10_2: + case GL_UNSIGNED_INT_2_10_10_10_REV: + return do32bpt ? _dri_texformat_argb8888 : + _dri_texformat_argb1555; + case GL_UNSIGNED_SHORT_4_4_4_4: + case GL_UNSIGNED_SHORT_4_4_4_4_REV: + return _dri_texformat_argb4444; + case GL_UNSIGNED_SHORT_5_5_5_1: + case GL_UNSIGNED_SHORT_1_5_5_5_REV: + return _dri_texformat_argb1555; + default: + return do32bpt ? radeonChoose8888TexFormat(rmesa, format, type, fbo) : + _dri_texformat_argb4444; + } + + case 3: + case GL_RGB: + case GL_COMPRESSED_RGB: + switch (type) { + case GL_UNSIGNED_SHORT_4_4_4_4: + case GL_UNSIGNED_SHORT_4_4_4_4_REV: + return _dri_texformat_argb4444; + case GL_UNSIGNED_SHORT_5_5_5_1: + case GL_UNSIGNED_SHORT_1_5_5_5_REV: + return _dri_texformat_argb1555; + case GL_UNSIGNED_SHORT_5_6_5: + case GL_UNSIGNED_SHORT_5_6_5_REV: + return _dri_texformat_rgb565; + default: + return do32bpt ? _dri_texformat_argb8888 : + _dri_texformat_rgb565; + } + + case GL_RGBA8: + case GL_RGB10_A2: + case GL_RGBA12: + case GL_RGBA16: + return !force16bpt ? + radeonChoose8888TexFormat(rmesa, format, type, fbo) : + _dri_texformat_argb4444; + + case GL_RGBA4: + case GL_RGBA2: + return _dri_texformat_argb4444; + + case GL_RGB5_A1: + return _dri_texformat_argb1555; + + case GL_RGB8: + case GL_RGB10: + case GL_RGB12: + case GL_RGB16: + return !force16bpt ? _dri_texformat_argb8888 : + _dri_texformat_rgb565; + + case GL_RGB5: + case GL_RGB4: + case GL_R3_G3_B2: + return _dri_texformat_rgb565; + + case GL_ALPHA: + case GL_ALPHA4: + case GL_ALPHA8: + case GL_ALPHA12: + case GL_ALPHA16: + case GL_COMPRESSED_ALPHA: + /* r200: can't use a8 format since interpreting hw I8 as a8 would result + in wrong rgb values (same as alpha value instead of 0). */ + if (IS_R200_CLASS(rmesa->radeonScreen)) + return _dri_texformat_al88; + else + return _dri_texformat_a8; + case 1: + case GL_LUMINANCE: + case GL_LUMINANCE4: + case GL_LUMINANCE8: + case GL_LUMINANCE12: + case GL_LUMINANCE16: + case GL_COMPRESSED_LUMINANCE: + return _dri_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 _dri_texformat_al88; + + case GL_INTENSITY: + case GL_INTENSITY4: + case GL_INTENSITY8: + case GL_INTENSITY12: + case GL_INTENSITY16: + case GL_COMPRESSED_INTENSITY: + return _dri_texformat_i8; + + case GL_YCBCR_MESA: + if (type == GL_UNSIGNED_SHORT_8_8_APPLE || + type == GL_UNSIGNED_BYTE) + return &_mesa_texformat_ycbcr; + else + return &_mesa_texformat_ycbcr_rev; + + 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_ALPHA16F_ARB: + return &_mesa_texformat_alpha_float16; + case GL_ALPHA32F_ARB: + return &_mesa_texformat_alpha_float32; + case GL_LUMINANCE16F_ARB: + return &_mesa_texformat_luminance_float16; + case GL_LUMINANCE32F_ARB: + return &_mesa_texformat_luminance_float32; + case GL_LUMINANCE_ALPHA16F_ARB: + return &_mesa_texformat_luminance_alpha_float16; + case GL_LUMINANCE_ALPHA32F_ARB: + return &_mesa_texformat_luminance_alpha_float32; + case GL_INTENSITY16F_ARB: + return &_mesa_texformat_intensity_float16; + case GL_INTENSITY32F_ARB: + return &_mesa_texformat_intensity_float32; + case GL_RGB16F_ARB: + return &_mesa_texformat_rgba_float16; + case GL_RGB32F_ARB: + return &_mesa_texformat_rgba_float32; + case GL_RGBA16F_ARB: + return &_mesa_texformat_rgba_float16; + case GL_RGBA32F_ARB: + return &_mesa_texformat_rgba_float32; + + case GL_DEPTH_COMPONENT: + case GL_DEPTH_COMPONENT16: + case GL_DEPTH_COMPONENT24: + case GL_DEPTH_COMPONENT32: + case GL_DEPTH_STENCIL_EXT: + case GL_DEPTH24_STENCIL8_EXT: + return &_mesa_texformat_s8_z24; + + /* EXT_texture_sRGB */ + case GL_SRGB: + case GL_SRGB8: + case GL_SRGB_ALPHA: + case GL_SRGB8_ALPHA8: + case GL_COMPRESSED_SRGB: + case GL_COMPRESSED_SRGB_ALPHA: + return &_mesa_texformat_srgba8; + + case GL_SLUMINANCE: + case GL_SLUMINANCE8: + case GL_COMPRESSED_SLUMINANCE: + return &_mesa_texformat_sl8; + + case GL_SLUMINANCE_ALPHA: + case GL_SLUMINANCE8_ALPHA8: + case GL_COMPRESSED_SLUMINANCE_ALPHA: + return &_mesa_texformat_sla8; + + default: + _mesa_problem(ctx, + "unexpected internalFormat 0x%x in %s", + (int)internalFormat, __func__); + return NULL; + } + + return NULL; /* never get here */ +} + +/** + * All glTexImage calls go through this function. + */ +static void radeon_teximage( + GLcontext *ctx, int dims, + GLenum target, GLint level, + GLint internalFormat, + GLint width, GLint height, GLint depth, + GLsizei imageSize, + GLenum format, GLenum type, const GLvoid * pixels, + const struct gl_pixelstore_attrib *packing, + struct gl_texture_object *texObj, + struct gl_texture_image *texImage, + int compressed) +{ + radeonContextPtr rmesa = RADEON_CONTEXT(ctx); + radeonTexObj* t = radeon_tex_obj(texObj); + radeon_texture_image* image = get_radeon_texture_image(texImage); + GLuint dstRowStride; + GLint postConvWidth = width; + GLint postConvHeight = height; + GLuint texelBytes; + GLuint face = radeon_face_for_target(target); + + radeon_firevertices(rmesa); + + t->validated = GL_FALSE; + + if (ctx->_ImageTransferState & IMAGE_CONVOLUTION_BIT) { + _mesa_adjust_image_for_convolution(ctx, dims, &postConvWidth, + &postConvHeight); + } + + /* Choose and fill in the texture format for this image */ + texImage->TexFormat = radeonChooseTextureFormat(ctx, internalFormat, format, type, 0); + _mesa_set_fetch_functions(texImage, dims); + + if (texImage->TexFormat->TexelBytes == 0) { + texelBytes = 0; + texImage->IsCompressed = GL_TRUE; + texImage->CompressedSize = + ctx->Driver.CompressedTextureSize(ctx, texImage->Width, + texImage->Height, texImage->Depth, + texImage->TexFormat->MesaFormat); + } else { + texImage->IsCompressed = GL_FALSE; + texImage->CompressedSize = 0; + + texelBytes = texImage->TexFormat->TexelBytes; + /* Minimum pitch of 32 bytes */ + if (postConvWidth * texelBytes < 32) { + postConvWidth = 32 / texelBytes; + texImage->RowStride = postConvWidth; + } + if (!image->mt) { + assert(texImage->RowStride == postConvWidth); + } + } + + /* Allocate memory for image */ + radeonFreeTexImageData(ctx, texImage); /* Mesa core only clears texImage->Data but not image->mt */ + + if (t->mt && + t->mt->firstLevel == level && + t->mt->lastLevel == level && + t->mt->target != GL_TEXTURE_CUBE_MAP_ARB && + !radeon_miptree_matches_image(t->mt, texImage, face, level)) { + radeon_miptree_unreference(t->mt); + t->mt = NULL; + } + + if (!t->mt) + radeon_try_alloc_miptree(rmesa, t, image, face, level); + if (t->mt && radeon_miptree_matches_image(t->mt, texImage, face, level)) { + radeon_mipmap_level *lvl; + image->mt = t->mt; + image->mtlevel = level - t->mt->firstLevel; + image->mtface = face; + radeon_miptree_reference(t->mt); + lvl = &image->mt->levels[image->mtlevel]; + dstRowStride = lvl->rowstride; + } else { + int size; + if (texImage->IsCompressed) { + size = texImage->CompressedSize; + } else { + size = texImage->Width * texImage->Height * texImage->Depth * texImage->TexFormat->TexelBytes; + } + texImage->Data = _mesa_alloc_texmemory(size); + } + + /* Upload texture image; note that the spec allows pixels to be NULL */ + if (compressed) { + pixels = _mesa_validate_pbo_compressed_teximage( + ctx, imageSize, pixels, packing, "glCompressedTexImage"); + } else { + pixels = _mesa_validate_pbo_teximage( + ctx, dims, width, height, depth, + format, type, pixels, packing, "glTexImage"); + } + + if (pixels) { + radeon_teximage_map(image, GL_TRUE); + if (compressed) { + if (image->mt) { + uint32_t srcRowStride, bytesPerRow, rows; + srcRowStride = _mesa_compressed_row_stride(texImage->TexFormat->MesaFormat, width); + bytesPerRow = srcRowStride; + rows = (height + 3) / 4; + copy_rows(texImage->Data, image->mt->levels[level].rowstride, + pixels, srcRowStride, rows, bytesPerRow); + } else { + memcpy(texImage->Data, pixels, imageSize); + } + } else { + GLuint dstRowStride; + GLuint *dstImageOffsets; + + if (image->mt) { + radeon_mipmap_level *lvl = &image->mt->levels[image->mtlevel]; + dstRowStride = lvl->rowstride; + } else { + dstRowStride = texImage->Width * texImage->TexFormat->TexelBytes; + } + + if (dims == 3) { + int i; + + dstImageOffsets = _mesa_malloc(depth * sizeof(GLuint)) ; + if (!dstImageOffsets) + _mesa_error(ctx, GL_OUT_OF_MEMORY, "glTexImage"); + + for (i = 0; i < depth; ++i) { + dstImageOffsets[i] = dstRowStride/texImage->TexFormat->TexelBytes * height * i; + } + } else { + dstImageOffsets = texImage->ImageOffsets; + } + + if (!texImage->TexFormat->StoreImage(ctx, dims, + texImage->_BaseFormat, + texImage->TexFormat, + texImage->Data, 0, 0, 0, /* dstX/Y/Zoffset */ + dstRowStride, + dstImageOffsets, + width, height, depth, + format, type, pixels, packing)) + _mesa_error(ctx, GL_OUT_OF_MEMORY, "glTexImage"); + + if (dims == 3) + _mesa_free(dstImageOffsets); + } + + /* SGIS_generate_mipmap */ + if (level == texObj->BaseLevel && texObj->GenerateMipmap) { + radeon_generate_mipmap(ctx, target, texObj); + } + } + + _mesa_unmap_teximage_pbo(ctx, packing); + + if (pixels) + radeon_teximage_unmap(image); + + +} + +void radeonTexImage1D(GLcontext * ctx, GLenum target, GLint level, + GLint internalFormat, + GLint width, GLint border, + GLenum format, GLenum type, const GLvoid * pixels, + const struct gl_pixelstore_attrib *packing, + struct gl_texture_object *texObj, + struct gl_texture_image *texImage) +{ + radeon_teximage(ctx, 1, target, level, internalFormat, width, 1, 1, + 0, format, type, pixels, packing, texObj, texImage, 0); +} + +void radeonTexImage2D(GLcontext * ctx, GLenum target, GLint level, + GLint internalFormat, + GLint width, GLint height, GLint border, + GLenum format, GLenum type, const GLvoid * pixels, + const struct gl_pixelstore_attrib *packing, + struct gl_texture_object *texObj, + struct gl_texture_image *texImage) + +{ + radeon_teximage(ctx, 2, target, level, internalFormat, width, height, 1, + 0, format, type, pixels, packing, texObj, texImage, 0); +} + +void radeonCompressedTexImage2D(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) +{ + radeon_teximage(ctx, 2, target, level, internalFormat, width, height, 1, + imageSize, 0, 0, data, &ctx->Unpack, texObj, texImage, 1); +} + +void radeonTexImage3D(GLcontext * ctx, GLenum target, GLint level, + GLint internalFormat, + GLint width, GLint height, GLint depth, + GLint border, + GLenum format, GLenum type, const GLvoid * pixels, + const struct gl_pixelstore_attrib *packing, + struct gl_texture_object *texObj, + struct gl_texture_image *texImage) +{ + radeon_teximage(ctx, 3, target, level, internalFormat, width, height, depth, + 0, format, type, pixels, packing, texObj, texImage, 0); +} + +/** + * Update a subregion of the given texture image. + */ +static void radeon_texsubimage(GLcontext* ctx, int dims, GLenum target, int level, + GLint xoffset, GLint yoffset, GLint zoffset, + GLsizei width, GLsizei height, GLsizei depth, + GLsizei imageSize, + GLenum format, GLenum type, + const GLvoid * pixels, + const struct gl_pixelstore_attrib *packing, + struct gl_texture_object *texObj, + struct gl_texture_image *texImage, + int compressed) +{ + radeonContextPtr rmesa = RADEON_CONTEXT(ctx); + radeonTexObj* t = radeon_tex_obj(texObj); + radeon_texture_image* image = get_radeon_texture_image(texImage); + + radeon_firevertices(rmesa); + + t->validated = GL_FALSE; + if (compressed) { + pixels = _mesa_validate_pbo_compressed_teximage( + ctx, imageSize, pixels, packing, "glCompressedTexImage"); + } else { + pixels = _mesa_validate_pbo_teximage(ctx, dims, + width, height, depth, format, type, pixels, packing, "glTexSubImage1D"); + } + + if (pixels) { + GLint dstRowStride; + radeon_teximage_map(image, GL_TRUE); + + if (image->mt) { + radeon_mipmap_level *lvl = &image->mt->levels[image->mtlevel]; + dstRowStride = lvl->rowstride; + } else { + dstRowStride = texImage->RowStride * texImage->TexFormat->TexelBytes; + } + + if (compressed) { + uint32_t srcRowStride, bytesPerRow, rows; + GLubyte *img_start; + if (!image->mt) { + dstRowStride = _mesa_compressed_row_stride(texImage->TexFormat->MesaFormat, texImage->Width); + img_start = _mesa_compressed_image_address(xoffset, yoffset, 0, + texImage->TexFormat->MesaFormat, + texImage->Width, texImage->Data); + } + else { + uint32_t blocks_x = dstRowStride / (image->mt->bpp * 4); + img_start = texImage->Data + image->mt->bpp * 4 * (blocks_x * (yoffset / 4) + xoffset / 4); + } + srcRowStride = _mesa_compressed_row_stride(texImage->TexFormat->MesaFormat, width); + bytesPerRow = srcRowStride; + rows = (height + 3) / 4; + + copy_rows(img_start, dstRowStride, pixels, srcRowStride, rows, bytesPerRow); + + } else { + 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, "glTexSubImage"); + } + + /* GL_SGIS_generate_mipmap */ + if (level == texObj->BaseLevel && texObj->GenerateMipmap) { + radeon_generate_mipmap(ctx, target, texObj); + } + } + + radeon_teximage_unmap(image); + + _mesa_unmap_teximage_pbo(ctx, packing); + + +} + +void radeonTexSubImage1D(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) +{ + radeon_texsubimage(ctx, 1, target, level, xoffset, 0, 0, width, 1, 1, 0, + format, type, pixels, packing, texObj, texImage, 0); +} + +void radeonTexSubImage2D(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) +{ + radeon_texsubimage(ctx, 2, target, level, xoffset, yoffset, 0, width, height, 1, + 0, format, type, pixels, packing, texObj, texImage, + 0); +} + +void radeonCompressedTexSubImage2D(GLcontext * ctx, GLenum target, + GLint level, GLint xoffset, + GLint yoffset, GLsizei width, + GLsizei height, GLenum format, + GLsizei imageSize, const GLvoid * data, + struct gl_texture_object *texObj, + struct gl_texture_image *texImage) +{ + radeon_texsubimage(ctx, 2, target, level, xoffset, yoffset, 0, width, height, 1, + imageSize, format, 0, data, &ctx->Unpack, texObj, texImage, 1); +} + + +void radeonTexSubImage3D(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) +{ + radeon_texsubimage(ctx, 3, target, level, xoffset, yoffset, zoffset, width, height, depth, 0, + format, type, pixels, packing, texObj, texImage, 0); +} + + + +/** + * Ensure that the given image is stored in the given miptree from now on. + */ +static void migrate_image_to_miptree(radeon_mipmap_tree *mt, radeon_texture_image *image, int face, int level) +{ + radeon_mipmap_level *dstlvl = &mt->levels[level - mt->firstLevel]; + unsigned char *dest; + + assert(image->mt != mt); + assert(dstlvl->width == image->base.Width); + assert(dstlvl->height == image->base.Height); + assert(dstlvl->depth == image->base.Depth); + + + radeon_bo_map(mt->bo, GL_TRUE); + dest = mt->bo->ptr + dstlvl->faces[face].offset; + + if (image->mt) { + /* Format etc. should match, so we really just need a memcpy(). + * In fact, that memcpy() could be done by the hardware in many + * cases, provided that we have a proper memory manager. + */ + radeon_mipmap_level *srclvl = &image->mt->levels[image->mtlevel-image->mt->firstLevel]; + + assert(srclvl->size == dstlvl->size); + assert(srclvl->rowstride == dstlvl->rowstride); + + radeon_bo_map(image->mt->bo, GL_FALSE); + + memcpy(dest, + image->mt->bo->ptr + srclvl->faces[face].offset, + dstlvl->size); + radeon_bo_unmap(image->mt->bo); + + radeon_miptree_unreference(image->mt); + } else { + uint32_t srcrowstride; + uint32_t height; + /* need to confirm this value is correct */ + if (mt->compressed) { + height = (image->base.Height + 3) / 4; + srcrowstride = _mesa_compressed_row_stride(image->base.TexFormat->MesaFormat, image->base.Width); + } else { + height = image->base.Height * image->base.Depth; + srcrowstride = image->base.Width * image->base.TexFormat->TexelBytes; + } + +// if (mt->tilebits) +// WARN_ONCE("%s: tiling not supported yet", __FUNCTION__); + + copy_rows(dest, dstlvl->rowstride, image->base.Data, srcrowstride, + height, srcrowstride); + + _mesa_free_texmemory(image->base.Data); + image->base.Data = 0; + } + + radeon_bo_unmap(mt->bo); + + image->mt = mt; + image->mtface = face; + image->mtlevel = level; + radeon_miptree_reference(image->mt); +} + +int radeon_validate_texture_miptree(GLcontext * ctx, struct gl_texture_object *texObj) +{ + radeonContextPtr rmesa = RADEON_CONTEXT(ctx); + radeonTexObj *t = radeon_tex_obj(texObj); + radeon_texture_image *baseimage = get_radeon_texture_image(texObj->Image[0][texObj->BaseLevel]); + int face, level; + + if (t->validated || t->image_override) + return GL_TRUE; + + if (RADEON_DEBUG & RADEON_TEXTURE) + fprintf(stderr, "%s: Validating texture %p now\n", __FUNCTION__, texObj); + + if (baseimage->base.Border > 0) + return GL_FALSE; + + /* Ensure a matching miptree exists. + * + * Differing mipmap trees can result when the app uses TexImage to + * change texture dimensions. + * + * Prefer to use base image's miptree if it + * exists, since that most likely contains more valid data (remember + * that the base level is usually significantly larger than the rest + * of the miptree, so cubemaps are the only possible exception). + */ + if (baseimage->mt && + baseimage->mt != t->mt && + radeon_miptree_matches_texture(baseimage->mt, &t->base)) { + radeon_miptree_unreference(t->mt); + t->mt = baseimage->mt; + radeon_miptree_reference(t->mt); + } else if (t->mt && !radeon_miptree_matches_texture(t->mt, &t->base)) { + radeon_miptree_unreference(t->mt); + t->mt = 0; + } + + if (!t->mt) { + if (RADEON_DEBUG & RADEON_TEXTURE) + fprintf(stderr, " Allocate new miptree\n"); + radeon_try_alloc_miptree(rmesa, t, baseimage, 0, texObj->BaseLevel); + if (!t->mt) { + _mesa_problem(ctx, "radeon_validate_texture failed to alloc miptree"); + return GL_FALSE; + } + } + + /* Ensure all images are stored in the single main miptree */ + for(face = 0; face < t->mt->faces; ++face) { + for(level = t->mt->firstLevel; level <= t->mt->lastLevel; ++level) { + radeon_texture_image *image = get_radeon_texture_image(texObj->Image[face][level]); + if (RADEON_DEBUG & RADEON_TEXTURE) + fprintf(stderr, " face %i, level %i... %p vs %p ", face, level, t->mt, image->mt); + if (t->mt == image->mt) { + if (RADEON_DEBUG & RADEON_TEXTURE) + fprintf(stderr, "OK\n"); + + continue; + } + + if (RADEON_DEBUG & RADEON_TEXTURE) + fprintf(stderr, "migrating\n"); + migrate_image_to_miptree(t->mt, image, face, level); + } + } + + return GL_TRUE; +} + + +/** + * Need to map texture image into memory before copying image data, + * then unmap it. + */ +static void +radeon_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) +{ + radeon_texture_image *image = get_radeon_texture_image(texImage); + + if (image->mt) { + /* Map the texture image read-only */ + radeon_teximage_map(image, GL_FALSE); + } else { + /* Image hasn't been uploaded to a miptree yet */ + assert(image->base.Data); + } + + if (compressed) { + /* FIXME: this can't work for small textures (mips) which + use different hw stride */ + _mesa_get_compressed_teximage(ctx, target, level, pixels, + texObj, texImage); + } else { + _mesa_get_teximage(ctx, target, level, format, type, pixels, + texObj, texImage); + } + + if (image->mt) { + radeon_teximage_unmap(image); + } +} + +void +radeonGetTexImage(GLcontext * ctx, GLenum target, GLint level, + GLenum format, GLenum type, GLvoid * pixels, + struct gl_texture_object *texObj, + struct gl_texture_image *texImage) +{ + radeon_get_tex_image(ctx, target, level, format, type, pixels, + texObj, texImage, 0); +} + +void +radeonGetCompressedTexImage(GLcontext *ctx, GLenum target, GLint level, + GLvoid *pixels, + struct gl_texture_object *texObj, + struct gl_texture_image *texImage) +{ + radeon_get_tex_image(ctx, target, level, 0, 0, pixels, + texObj, texImage, 1); +} |