intel_mipmap_tree.c revision e5f50f2fa32c50807da3a8f13733f0fbc7868f94
177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt/************************************************************************** 277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * 377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * Copyright 2006 Tungsten Graphics, Inc., Cedar Park, Texas. 477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * All Rights Reserved. 577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * 677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * Permission is hereby granted, free of charge, to any person obtaining a 777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * copy of this software and associated documentation files (the 877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * "Software"), to deal in the Software without restriction, including 977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * without limitation the rights to use, copy, modify, merge, publish, 1077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * distribute, sub license, and/or sell copies of the Software, and to 1177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * permit persons to whom the Software is furnished to do so, subject to 1277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * the following conditions: 1377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * 1477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * The above copyright notice and this permission notice (including the 1577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * next paragraph) shall be included in all copies or substantial portions 1677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * of the Software. 1777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * 1877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 1977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 2077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. 2177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR 2277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 2377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 2477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 2577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * 2677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt **************************************************************************/ 2777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 2877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt#include "intel_context.h" 2977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt#include "intel_mipmap_tree.h" 3077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt#include "intel_regions.h" 31d913a15898fc8edc68ee673e2ae038cf2d7e8af9Eric Anholt#include "intel_chipset.h" 3277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt#include "enums.h" 3377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 3477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt#define FILE_DEBUG_FLAG DEBUG_MIPTREE 3577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 3677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholtstatic GLenum 3777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholttarget_to_target(GLenum target) 3877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt{ 3977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt switch (target) { 4077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt case GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB: 4177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt case GL_TEXTURE_CUBE_MAP_NEGATIVE_X_ARB: 4277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt case GL_TEXTURE_CUBE_MAP_POSITIVE_Y_ARB: 4377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_ARB: 4477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt case GL_TEXTURE_CUBE_MAP_POSITIVE_Z_ARB: 4577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB: 4677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt return GL_TEXTURE_CUBE_MAP_ARB; 4777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt default: 4877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt return target; 4977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt } 5077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt} 5177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 526d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsbergstatic struct intel_mipmap_tree * 536d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsbergintel_miptree_create_internal(struct intel_context *intel, 546d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg GLenum target, 556d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg GLenum internal_format, 566d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg GLuint first_level, 576d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg GLuint last_level, 586d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg GLuint width0, 596d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg GLuint height0, 606d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg GLuint depth0, GLuint cpp, GLuint compress_byte) 6177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt{ 6277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt GLboolean ok; 6377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt struct intel_mipmap_tree *mt = calloc(sizeof(*mt), 1); 6477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 6577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt DBG("%s target %s format %s level %d..%d\n", __FUNCTION__, 6677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt _mesa_lookup_enum_by_nr(target), 6777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt _mesa_lookup_enum_by_nr(internal_format), first_level, last_level); 6877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 6977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt mt->target = target_to_target(target); 7077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt mt->internal_format = internal_format; 7177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt mt->first_level = first_level; 7277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt mt->last_level = last_level; 7377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt mt->width0 = width0; 7477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt mt->height0 = height0; 7577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt mt->depth0 = depth0; 7677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt mt->cpp = compress_byte ? compress_byte : cpp; 7777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt mt->compressed = compress_byte ? 1 : 0; 7877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt mt->refcount = 1; 79a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard mt->pitch = 0; 8077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 81c0b4257aa9ba783674ccf7162799385734dff211Eric Anholt#ifdef I915 82c0b4257aa9ba783674ccf7162799385734dff211Eric Anholt if (IS_945(intel->intelScreen->deviceID)) 83a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard ok = i945_miptree_layout(intel, mt); 84c0b4257aa9ba783674ccf7162799385734dff211Eric Anholt else 85a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard ok = i915_miptree_layout(intel, mt); 86c0b4257aa9ba783674ccf7162799385734dff211Eric Anholt#else 87a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard ok = brw_miptree_layout(intel, mt); 88c0b4257aa9ba783674ccf7162799385734dff211Eric Anholt#endif 8977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 906d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg if (!ok) { 916d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg free(mt); 926d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg return NULL; 9377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt } 9477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 956d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg return mt; 966d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg} 976d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg 986d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsbergstruct intel_mipmap_tree * 996d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsbergintel_miptree_create(struct intel_context *intel, 1006d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg GLenum target, 1016d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg GLenum internal_format, 1026d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg GLuint first_level, 1036d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg GLuint last_level, 1046d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg GLuint width0, 1056d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg GLuint height0, 1066d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg GLuint depth0, GLuint cpp, GLuint compress_byte) 1076d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg{ 1086d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg struct intel_mipmap_tree *mt; 1096d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg 1106d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg mt = intel_miptree_create_internal(intel, target, internal_format, 1116d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg first_level, last_level, width0, 1126d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg height0, depth0, cpp, compress_byte); 1137ed1fd5d8438e55fe24091844cdfccb0881306bcXiang, Haihao /* 1147ed1fd5d8438e55fe24091844cdfccb0881306bcXiang, Haihao * pitch == 0 indicates the null texture 1157ed1fd5d8438e55fe24091844cdfccb0881306bcXiang, Haihao */ 1164a556bcb17b8b0dd9ba4ef6eccbb3cfb2ad6a025Xiang, Haihao if (!mt || !mt->pitch) 1176d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg return NULL; 1186d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg 1196d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg mt->region = intel_region_alloc(intel, 1206d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg mt->cpp, mt->pitch, mt->total_height); 1216d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg 12277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt if (!mt->region) { 1236d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg free(mt); 1246d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg return NULL; 1256d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg } 1266d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg 1276d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg return mt; 1286d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg} 1296d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg 1306d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsbergstruct intel_mipmap_tree * 1316d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsbergintel_miptree_create_for_region(struct intel_context *intel, 1326d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg GLenum target, 1336d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg GLenum internal_format, 1346d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg GLuint first_level, 1356d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg GLuint last_level, 1366d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg struct intel_region *region, 1376d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg GLuint depth0, 1386d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg GLuint compress_byte) 1396d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg{ 1406d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg struct intel_mipmap_tree *mt; 1416d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg 1426d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg mt = intel_miptree_create_internal(intel, target, internal_format, 1436d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg first_level, last_level, 1446d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg region->pitch, region->height, depth0, 1456d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg region->cpp, compress_byte); 1466d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg if (!mt) 1476d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg return mt; 1486d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg#if 0 1496d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg if (mt->pitch != region->pitch) { 1506d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg fprintf(stderr, 1516d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg "region pitch (%d) doesn't match mipmap tree pitch (%d)\n", 1526d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg region->pitch, mt->pitch); 15377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt free(mt); 15477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt return NULL; 15577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt } 1566d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg#else 1576d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg /* The mipmap tree pitch is aligned to 64 bytes to make sure render 1586d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg * to texture works, but we don't need that for texturing from a 1596d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg * pixmap. Just override it here. */ 1606d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg mt->pitch = region->pitch; 1616d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg#endif 1626d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg 1636d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg mt->region = region; 16477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 16577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt return mt; 1666d48779c7e5c9002d1bec4b1266ca05a474218efKristian Høgsberg } 16777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 168a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard/** 169a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard * intel_miptree_pitch_align: 170a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard * 171a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard * @intel: intel context pointer 172a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard * 173a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard * @mt: the miptree to compute pitch alignment for 174a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard * 175a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard * @pitch: the natural pitch value 176a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard * 177a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard * Given @pitch, compute a larger value which accounts for 178a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard * any necessary alignment required by the device 179a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard */ 180a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard 181a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packardint intel_miptree_pitch_align (struct intel_context *intel, 182a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard struct intel_mipmap_tree *mt, 183a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard int pitch) 184a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard{ 18536c26d321b5d17902f0e8f531654dfb2fe2bdd2dKristian Høgsberg#ifdef I915 1869bd2cb7f90ac434ec5be7d388f899976bf902dc1Zou Nan hai GLcontext *ctx = &intel->ctx; 18736c26d321b5d17902f0e8f531654dfb2fe2bdd2dKristian Høgsberg#endif 18836c26d321b5d17902f0e8f531654dfb2fe2bdd2dKristian Høgsberg 189a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard if (!mt->compressed) { 190a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard int pitch_align; 191a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard 192a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard if (intel->ttm) { 193a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard /* XXX: Align pitch to multiple of 64 bytes for now to allow 194a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard * render-to-texture to work in all cases. This should probably be 195a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard * replaced at some point by some scheme to only do this when really 196a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard * necessary. 197a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard */ 198a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard pitch_align = 64; 199a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard } else { 200a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard pitch_align = 4; 201a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard } 202a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard 203a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard pitch = ALIGN(pitch * mt->cpp, pitch_align); 204a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard 205a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard#ifdef I915 206a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard /* XXX: At least the i915 seems very upset when the pitch is a multiple 207a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard * of 1024 and sometimes 512 bytes - performance can drop by several 208a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard * times. Go to the next multiple of the required alignment for now. 209a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard */ 2109bd2cb7f90ac434ec5be7d388f899976bf902dc1Zou Nan hai if (!(pitch & 511) && 2119bd2cb7f90ac434ec5be7d388f899976bf902dc1Zou Nan hai (pitch + pitch_align) < (1 << ctx->Const.MaxTextureLevels)) 212a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard pitch += pitch_align; 213a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard#endif 214a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard 215a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard pitch /= mt->cpp; 216a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard } 217a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard return pitch; 218a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard} 21977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 22077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholtvoid 22177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholtintel_miptree_reference(struct intel_mipmap_tree **dst, 22277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt struct intel_mipmap_tree *src) 22377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt{ 22477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt src->refcount++; 22577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt *dst = src; 22677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt DBG("%s %p refcount now %d\n", __FUNCTION__, src, src->refcount); 22777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt} 22877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 22977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholtvoid 23077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholtintel_miptree_release(struct intel_context *intel, 23177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt struct intel_mipmap_tree **mt) 23277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt{ 23377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt if (!*mt) 23477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt return; 23577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 23677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt DBG("%s %p refcount will be %d\n", __FUNCTION__, *mt, (*mt)->refcount - 1); 23777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt if (--(*mt)->refcount <= 0) { 23877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt GLuint i; 23977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 24077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt DBG("%s deleting %p\n", __FUNCTION__, *mt); 24177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 24277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt intel_region_release(&((*mt)->region)); 24377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 24477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt for (i = 0; i < MAX_TEXTURE_LEVELS; i++) 24577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt if ((*mt)->level[i].image_offset) 24677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt free((*mt)->level[i].image_offset); 24777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 24877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt free(*mt); 24977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt } 25077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt *mt = NULL; 25177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt} 25277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 25377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 25477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 25577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 25677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt/* Can the image be pulled into a unified mipmap tree. This mirrors 25777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * the completeness test in a lot of ways. 25877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * 25977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * Not sure whether I want to pass gl_texture_image here. 26077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt */ 26177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric AnholtGLboolean 26277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholtintel_miptree_match_image(struct intel_mipmap_tree *mt, 26377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt struct gl_texture_image *image, 26477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt GLuint face, GLuint level) 26577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt{ 26677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt /* Images with borders are never pulled into mipmap trees. 26777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt */ 26877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt if (image->Border) 26977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt return GL_FALSE; 27077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 27177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt if (image->InternalFormat != mt->internal_format || 27277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt image->IsCompressed != mt->compressed) 27377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt return GL_FALSE; 27477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 27577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt /* Test image dimensions against the base level image adjusted for 27677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * minification. This will also catch images not present in the 27777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * tree, changed targets, etc. 27877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt */ 27977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt if (image->Width != mt->level[level].width || 28077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt image->Height != mt->level[level].height || 28177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt image->Depth != mt->level[level].depth) 28277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt return GL_FALSE; 28377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 28477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt return GL_TRUE; 28577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt} 28677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 28777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 28877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholtvoid 28977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholtintel_miptree_set_level_info(struct intel_mipmap_tree *mt, 290659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt GLuint level, 291659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt GLuint nr_images, 292659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt GLuint x, GLuint y, 293659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt GLuint w, GLuint h, GLuint d) 29477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt{ 29577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt mt->level[level].width = w; 29677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt mt->level[level].height = h; 29777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt mt->level[level].depth = d; 29877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt mt->level[level].level_offset = (x + y * mt->pitch) * mt->cpp; 29977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt mt->level[level].nr_images = nr_images; 30077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 30177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt DBG("%s level %d size: %d,%d,%d offset %d,%d (0x%x)\n", __FUNCTION__, 30277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt level, w, h, d, x, y, mt->level[level].level_offset); 30377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 30477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt /* Not sure when this would happen, but anyway: 30577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt */ 30677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt if (mt->level[level].image_offset) { 30777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt free(mt->level[level].image_offset); 30877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt mt->level[level].image_offset = NULL; 30977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt } 31077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 31177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt assert(nr_images); 31277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 31377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt mt->level[level].image_offset = malloc(nr_images * sizeof(GLuint)); 31477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt mt->level[level].image_offset[0] = 0; 31577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt} 31677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 31777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 31877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 31977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholtvoid 32077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholtintel_miptree_set_image_offset(struct intel_mipmap_tree *mt, 321659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt GLuint level, GLuint img, 322659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt GLuint x, GLuint y) 32377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt{ 32477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt if (img == 0 && level == 0) 32577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt assert(x == 0 && y == 0); 32677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 32777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt assert(img < mt->level[level].nr_images); 32877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 329e5f50f2fa32c50807da3a8f13733f0fbc7868f94Eric Anholt mt->level[level].image_offset[img] = (x + y * mt->pitch) * mt->cpp; 33077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 33177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt DBG("%s level %d img %d pos %d,%d image_offset %x\n", 33277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt __FUNCTION__, level, img, x, y, mt->level[level].image_offset[img]); 33377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt} 33477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 33577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 33677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt/* Although we use the image_offset[] array to store relative offsets 33777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * to cube faces, Mesa doesn't know anything about this and expects 33877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * each cube face to be treated as a separate image. 33977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * 34077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * These functions present that view to mesa: 34177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt */ 34277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholtconst GLuint * 34377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholtintel_miptree_depth_offsets(struct intel_mipmap_tree *mt, GLuint level) 34477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt{ 34577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt static const GLuint zero = 0; 34677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 34777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt if (mt->target != GL_TEXTURE_3D || mt->level[level].nr_images == 1) 34877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt return &zero; 34977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt else 35077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt return mt->level[level].image_offset; 35177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt} 35277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 35377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 35477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric AnholtGLuint 355659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholtintel_miptree_image_offset(struct intel_mipmap_tree *mt, 356659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt GLuint face, GLuint level) 35777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt{ 35877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt if (mt->target == GL_TEXTURE_CUBE_MAP_ARB) 35977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt return (mt->level[level].level_offset + 360e5f50f2fa32c50807da3a8f13733f0fbc7868f94Eric Anholt mt->level[level].image_offset[face]); 36177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt else 36277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt return mt->level[level].level_offset; 36377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt} 36477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 36577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 36677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 36777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt/** 36877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * Map a teximage in a mipmap tree. 36977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * \param row_stride returns row stride in bytes 37077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * \param image_stride returns image stride in bytes (for 3D textures). 371e5f50f2fa32c50807da3a8f13733f0fbc7868f94Eric Anholt * \param image_offsets pointer to array of pixel offsets from the returned 372e5f50f2fa32c50807da3a8f13733f0fbc7868f94Eric Anholt * pointer to each depth image 37377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * \return address of mapping 37477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt */ 37577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric AnholtGLubyte * 37677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholtintel_miptree_image_map(struct intel_context * intel, 37777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt struct intel_mipmap_tree * mt, 37877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt GLuint face, 37977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt GLuint level, 38077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt GLuint * row_stride, GLuint * image_offsets) 38177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt{ 38277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt DBG("%s \n", __FUNCTION__); 38377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 38477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt if (row_stride) 38577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt *row_stride = mt->pitch * mt->cpp; 38677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 387e5f50f2fa32c50807da3a8f13733f0fbc7868f94Eric Anholt if (mt->target == GL_TEXTURE_3D) { 388e5f50f2fa32c50807da3a8f13733f0fbc7868f94Eric Anholt int i; 389e5f50f2fa32c50807da3a8f13733f0fbc7868f94Eric Anholt 390e5f50f2fa32c50807da3a8f13733f0fbc7868f94Eric Anholt for (i = 0; i < mt->level[level].depth; i++) 391e5f50f2fa32c50807da3a8f13733f0fbc7868f94Eric Anholt image_offsets[i] = mt->level[level].image_offset[i] / mt->cpp; 392e5f50f2fa32c50807da3a8f13733f0fbc7868f94Eric Anholt } else { 393e5f50f2fa32c50807da3a8f13733f0fbc7868f94Eric Anholt assert(mt->level[level].depth == 1); 394e5f50f2fa32c50807da3a8f13733f0fbc7868f94Eric Anholt assert(mt->target == GL_TEXTURE_CUBE_MAP || 395e5f50f2fa32c50807da3a8f13733f0fbc7868f94Eric Anholt mt->level[level].image_offset[0] == 0); 396e5f50f2fa32c50807da3a8f13733f0fbc7868f94Eric Anholt image_offsets[0] = 0; 3971d14da9a89e8d7f49b754ca1f24cb062a261a7e7Zou Nan hai } 39877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 3997c71ef3a3d0cf2620525f468960cdc76a0fb0d33Eric Anholt return (intel_region_map(intel, mt->region) + 40077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt intel_miptree_image_offset(mt, face, level)); 40177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt} 40277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 40377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholtvoid 40477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholtintel_miptree_image_unmap(struct intel_context *intel, 40577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt struct intel_mipmap_tree *mt) 40677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt{ 40777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt DBG("%s\n", __FUNCTION__); 4087c71ef3a3d0cf2620525f468960cdc76a0fb0d33Eric Anholt intel_region_unmap(intel, mt->region); 40977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt} 41077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 41177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 41277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 41377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt/* Upload data for a particular image. 41477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt */ 41577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholtvoid 41677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholtintel_miptree_image_data(struct intel_context *intel, 417659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt struct intel_mipmap_tree *dst, 418659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt GLuint face, 419659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt GLuint level, 420659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt void *src, 421659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt GLuint src_row_pitch, 422659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt GLuint src_image_pitch) 42377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt{ 42477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt GLuint depth = dst->level[level].depth; 42577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt GLuint dst_offset = intel_miptree_image_offset(dst, face, level); 42677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt const GLuint *dst_depth_offset = intel_miptree_depth_offsets(dst, level); 42777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt GLuint i; 42877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt GLuint height = 0; 42977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 430101abee6c4fc2c9284ff2ba6f9f9138327d6963dEric Anholt DBG("%s: %d/%d\n", __FUNCTION__, face, level); 43177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt for (i = 0; i < depth; i++) { 43277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt height = dst->level[level].height; 43377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt if(dst->compressed) 4340da03c0aa9ed120fe5ff781a365b503b8ed70e0cZou Nan hai height = (height + 3) / 4; 435659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt intel_region_data(intel, 436659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt dst->region, 4373956597962dcf6c8082541199ebac58e0d84f6bcRoland Scheidegger dst_offset + dst_depth_offset[i] * dst->cpp, /* dst_offset */ 438659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt 0, 0, /* dstx, dsty */ 439659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt src, 440659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt src_row_pitch, 441659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt 0, 0, /* source x, y */ 442659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt dst->level[level].width, height); /* width, height */ 44377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 44477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt src += src_image_pitch * dst->cpp; 44577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt } 44677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt} 44777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 44877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholtextern GLuint intel_compressed_alignment(GLenum); 44977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt/* Copy mipmap image between trees 45077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt */ 45177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholtvoid 45277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholtintel_miptree_image_copy(struct intel_context *intel, 45377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt struct intel_mipmap_tree *dst, 45477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt GLuint face, GLuint level, 45577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt struct intel_mipmap_tree *src) 45677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt{ 45777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt GLuint width = src->level[level].width; 45877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt GLuint height = src->level[level].height; 45977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt GLuint depth = src->level[level].depth; 46077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt GLuint dst_offset = intel_miptree_image_offset(dst, face, level); 46177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt GLuint src_offset = intel_miptree_image_offset(src, face, level); 46277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt const GLuint *dst_depth_offset = intel_miptree_depth_offsets(dst, level); 46377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt const GLuint *src_depth_offset = intel_miptree_depth_offsets(src, level); 46477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt GLuint i; 46577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 46677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt if (dst->compressed) { 46777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt GLuint alignment = intel_compressed_alignment(dst->internal_format); 46877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt height = (height + 3) / 4; 46977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt width = ((width + alignment - 1) & ~(alignment - 1)); 47077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt } 47177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 47277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt for (i = 0; i < depth; i++) { 4737c71ef3a3d0cf2620525f468960cdc76a0fb0d33Eric Anholt intel_region_copy(intel, 4743956597962dcf6c8082541199ebac58e0d84f6bcRoland Scheidegger dst->region, dst_offset + dst_depth_offset[i] * dst->cpp, 47577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 0, 47677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 0, 4773956597962dcf6c8082541199ebac58e0d84f6bcRoland Scheidegger src->region, src_offset + src_depth_offset[i] * src->cpp, 47877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 0, 0, width, height); 47977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt } 48077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 48177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt} 482