intel_mipmap_tree.c revision a183efc132c8db1bb42525ac177ffff96f69a59b
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 5277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholtstruct intel_mipmap_tree * 5377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholtintel_miptree_create(struct intel_context *intel, 54659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt GLenum target, 55659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt GLenum internal_format, 56659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt GLuint first_level, 57659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt GLuint last_level, 58659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt GLuint width0, 59659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt GLuint height0, 60659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt GLuint depth0, 61659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt GLuint cpp, 62659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt GLuint compress_byte) 6377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt{ 6477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt GLboolean ok; 6577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt struct intel_mipmap_tree *mt = calloc(sizeof(*mt), 1); 6677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 6777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt DBG("%s target %s format %s level %d..%d\n", __FUNCTION__, 6877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt _mesa_lookup_enum_by_nr(target), 6977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt _mesa_lookup_enum_by_nr(internal_format), first_level, last_level); 7077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 7177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt mt->target = target_to_target(target); 7277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt mt->internal_format = internal_format; 7377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt mt->first_level = first_level; 7477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt mt->last_level = last_level; 7577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt mt->width0 = width0; 7677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt mt->height0 = height0; 7777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt mt->depth0 = depth0; 7877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt mt->cpp = compress_byte ? compress_byte : cpp; 7977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt mt->compressed = compress_byte ? 1 : 0; 8077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt mt->refcount = 1; 81a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard mt->pitch = 0; 8277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 83c0b4257aa9ba783674ccf7162799385734dff211Eric Anholt#ifdef I915 84c0b4257aa9ba783674ccf7162799385734dff211Eric Anholt if (IS_945(intel->intelScreen->deviceID)) 85a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard ok = i945_miptree_layout(intel, mt); 86c0b4257aa9ba783674ccf7162799385734dff211Eric Anholt else 87a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard ok = i915_miptree_layout(intel, mt); 88c0b4257aa9ba783674ccf7162799385734dff211Eric Anholt#else 89a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard ok = brw_miptree_layout(intel, mt); 90c0b4257aa9ba783674ccf7162799385734dff211Eric Anholt#endif 9177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 9277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt if (ok) { 93a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard assert (mt->pitch); 9477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 957c71ef3a3d0cf2620525f468960cdc76a0fb0d33Eric Anholt mt->region = intel_region_alloc(intel, 9677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt mt->cpp, mt->pitch, mt->total_height); 9777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt } 9877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 9977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt if (!mt->region) { 10077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt free(mt); 10177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt return NULL; 10277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt } 10377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 10477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt return mt; 10577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt} 10677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 107a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard/** 108a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard * intel_miptree_pitch_align: 109a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard * 110a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard * @intel: intel context pointer 111a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard * 112a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard * @mt: the miptree to compute pitch alignment for 113a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard * 114a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard * @pitch: the natural pitch value 115a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard * 116a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard * Given @pitch, compute a larger value which accounts for 117a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard * any necessary alignment required by the device 118a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard */ 119a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard 120a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packardint intel_miptree_pitch_align (struct intel_context *intel, 121a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard struct intel_mipmap_tree *mt, 122a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard int pitch) 123a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard{ 124a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard if (!mt->compressed) { 125a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard int pitch_align; 126a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard 127a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard if (intel->ttm) { 128a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard /* XXX: Align pitch to multiple of 64 bytes for now to allow 129a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard * render-to-texture to work in all cases. This should probably be 130a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard * replaced at some point by some scheme to only do this when really 131a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard * necessary. 132a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard */ 133a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard pitch_align = 64; 134a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard } else { 135a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard pitch_align = 4; 136a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard } 137a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard 138a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard pitch = ALIGN(pitch * mt->cpp, pitch_align); 139a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard 140a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard#ifdef I915 141a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard /* XXX: At least the i915 seems very upset when the pitch is a multiple 142a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard * of 1024 and sometimes 512 bytes - performance can drop by several 143a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard * times. Go to the next multiple of the required alignment for now. 144a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard */ 145a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard if (!(pitch & 511)) 146a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard pitch += pitch_align; 147a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard#endif 148a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard 149a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard pitch /= mt->cpp; 150a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard } 151a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard return pitch; 152a183efc132c8db1bb42525ac177ffff96f69a59bKeith Packard} 15377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 15477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholtvoid 15577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholtintel_miptree_reference(struct intel_mipmap_tree **dst, 15677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt struct intel_mipmap_tree *src) 15777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt{ 15877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt src->refcount++; 15977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt *dst = src; 16077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt DBG("%s %p refcount now %d\n", __FUNCTION__, src, src->refcount); 16177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt} 16277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 16377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholtvoid 16477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholtintel_miptree_release(struct intel_context *intel, 16577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt struct intel_mipmap_tree **mt) 16677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt{ 16777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt if (!*mt) 16877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt return; 16977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 17077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt DBG("%s %p refcount will be %d\n", __FUNCTION__, *mt, (*mt)->refcount - 1); 17177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt if (--(*mt)->refcount <= 0) { 17277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt GLuint i; 17377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 17477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt DBG("%s deleting %p\n", __FUNCTION__, *mt); 17577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 17677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt intel_region_release(&((*mt)->region)); 17777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 17877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt for (i = 0; i < MAX_TEXTURE_LEVELS; i++) 17977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt if ((*mt)->level[i].image_offset) 18077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt free((*mt)->level[i].image_offset); 18177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 18277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt free(*mt); 18377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt } 18477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt *mt = NULL; 18577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt} 18677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 18777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 18877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 18977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 19077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt/* Can the image be pulled into a unified mipmap tree. This mirrors 19177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * the completeness test in a lot of ways. 19277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * 19377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * Not sure whether I want to pass gl_texture_image here. 19477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt */ 19577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric AnholtGLboolean 19677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholtintel_miptree_match_image(struct intel_mipmap_tree *mt, 19777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt struct gl_texture_image *image, 19877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt GLuint face, GLuint level) 19977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt{ 20077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt /* Images with borders are never pulled into mipmap trees. 20177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt */ 20277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt if (image->Border) 20377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt return GL_FALSE; 20477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 20577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt if (image->InternalFormat != mt->internal_format || 20677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt image->IsCompressed != mt->compressed) 20777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt return GL_FALSE; 20877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 20977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt /* Test image dimensions against the base level image adjusted for 21077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * minification. This will also catch images not present in the 21177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * tree, changed targets, etc. 21277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt */ 21377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt if (image->Width != mt->level[level].width || 21477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt image->Height != mt->level[level].height || 21577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt image->Depth != mt->level[level].depth) 21677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt return GL_FALSE; 21777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 21877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt return GL_TRUE; 21977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt} 22077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 22177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 22277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholtvoid 22377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholtintel_miptree_set_level_info(struct intel_mipmap_tree *mt, 224659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt GLuint level, 225659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt GLuint nr_images, 226659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt GLuint x, GLuint y, 227659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt GLuint w, GLuint h, GLuint d) 22877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt{ 22977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt mt->level[level].width = w; 23077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt mt->level[level].height = h; 23177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt mt->level[level].depth = d; 23277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt mt->level[level].level_offset = (x + y * mt->pitch) * mt->cpp; 23377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt mt->level[level].nr_images = nr_images; 23477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 23577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt DBG("%s level %d size: %d,%d,%d offset %d,%d (0x%x)\n", __FUNCTION__, 23677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt level, w, h, d, x, y, mt->level[level].level_offset); 23777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 23877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt /* Not sure when this would happen, but anyway: 23977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt */ 24077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt if (mt->level[level].image_offset) { 24177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt free(mt->level[level].image_offset); 24277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt mt->level[level].image_offset = NULL; 24377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt } 24477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 24577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt assert(nr_images); 24677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 24777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt mt->level[level].image_offset = malloc(nr_images * sizeof(GLuint)); 24877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt mt->level[level].image_offset[0] = 0; 24977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt} 25077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 25177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 25277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 25377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholtvoid 25477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholtintel_miptree_set_image_offset(struct intel_mipmap_tree *mt, 255659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt GLuint level, GLuint img, 256659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt GLuint x, GLuint y) 25777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt{ 25877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt if (img == 0 && level == 0) 25977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt assert(x == 0 && y == 0); 26077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 26177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt assert(img < mt->level[level].nr_images); 26277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 26377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt mt->level[level].image_offset[img] = (x + y * mt->pitch); 26477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 26577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt DBG("%s level %d img %d pos %d,%d image_offset %x\n", 26677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt __FUNCTION__, level, img, x, y, mt->level[level].image_offset[img]); 26777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt} 26877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 26977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 27077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt/* Although we use the image_offset[] array to store relative offsets 27177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * to cube faces, Mesa doesn't know anything about this and expects 27277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * each cube face to be treated as a separate image. 27377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * 27477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * These functions present that view to mesa: 27577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt */ 27677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholtconst GLuint * 27777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholtintel_miptree_depth_offsets(struct intel_mipmap_tree *mt, GLuint level) 27877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt{ 27977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt static const GLuint zero = 0; 28077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 28177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt if (mt->target != GL_TEXTURE_3D || mt->level[level].nr_images == 1) 28277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt return &zero; 28377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt else 28477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt return mt->level[level].image_offset; 28577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt} 28677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 28777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 28877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric AnholtGLuint 289659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholtintel_miptree_image_offset(struct intel_mipmap_tree *mt, 290659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt GLuint face, GLuint level) 29177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt{ 29277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt if (mt->target == GL_TEXTURE_CUBE_MAP_ARB) 29377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt return (mt->level[level].level_offset + 294659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt mt->level[level].image_offset[face] * mt->cpp); 29577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt else 29677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt return mt->level[level].level_offset; 29777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt} 29877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 29977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 30077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 30177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt/** 30277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * Map a teximage in a mipmap tree. 30377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * \param row_stride returns row stride in bytes 30477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * \param image_stride returns image stride in bytes (for 3D textures). 30577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt * \return address of mapping 30677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt */ 30777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric AnholtGLubyte * 30877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholtintel_miptree_image_map(struct intel_context * intel, 30977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt struct intel_mipmap_tree * mt, 31077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt GLuint face, 31177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt GLuint level, 31277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt GLuint * row_stride, GLuint * image_offsets) 31377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt{ 31477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt DBG("%s \n", __FUNCTION__); 31577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 31677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt if (row_stride) 31777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt *row_stride = mt->pitch * mt->cpp; 31877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 31977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt if (image_offsets) 32077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt memcpy(image_offsets, mt->level[level].image_offset, 32177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt mt->level[level].depth * sizeof(GLuint)); 32277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 3237c71ef3a3d0cf2620525f468960cdc76a0fb0d33Eric Anholt return (intel_region_map(intel, mt->region) + 32477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt intel_miptree_image_offset(mt, face, level)); 32577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt} 32677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 32777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholtvoid 32877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholtintel_miptree_image_unmap(struct intel_context *intel, 32977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt struct intel_mipmap_tree *mt) 33077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt{ 33177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt DBG("%s\n", __FUNCTION__); 3327c71ef3a3d0cf2620525f468960cdc76a0fb0d33Eric Anholt intel_region_unmap(intel, mt->region); 33377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt} 33477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 33577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 33677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 33777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt/* Upload data for a particular image. 33877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt */ 33977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholtvoid 34077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholtintel_miptree_image_data(struct intel_context *intel, 341659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt struct intel_mipmap_tree *dst, 342659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt GLuint face, 343659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt GLuint level, 344659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt void *src, 345659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt GLuint src_row_pitch, 346659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt GLuint src_image_pitch) 34777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt{ 34877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt GLuint depth = dst->level[level].depth; 34977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt GLuint dst_offset = intel_miptree_image_offset(dst, face, level); 35077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt const GLuint *dst_depth_offset = intel_miptree_depth_offsets(dst, level); 35177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt GLuint i; 35277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt GLuint height = 0; 35377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 35477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt DBG("%s\n", __FUNCTION__); 35577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt for (i = 0; i < depth; i++) { 35677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt height = dst->level[level].height; 35777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt if(dst->compressed) 35877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt height /= 4; 359659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt intel_region_data(intel, 360659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt dst->region, 361659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt dst_offset + dst_depth_offset[i], /* dst_offset */ 362659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt 0, 0, /* dstx, dsty */ 363659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt src, 364659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt src_row_pitch, 365659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt 0, 0, /* source x, y */ 366659baa3f25275b622dad626992af60f3c9ea6d66Eric Anholt dst->level[level].width, height); /* width, height */ 36777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 36877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt src += src_image_pitch * dst->cpp; 36977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt } 37077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt} 37177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 37277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholtextern GLuint intel_compressed_alignment(GLenum); 37377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt/* Copy mipmap image between trees 37477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt */ 37577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholtvoid 37677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholtintel_miptree_image_copy(struct intel_context *intel, 37777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt struct intel_mipmap_tree *dst, 37877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt GLuint face, GLuint level, 37977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt struct intel_mipmap_tree *src) 38077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt{ 38177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt GLuint width = src->level[level].width; 38277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt GLuint height = src->level[level].height; 38377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt GLuint depth = src->level[level].depth; 38477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt GLuint dst_offset = intel_miptree_image_offset(dst, face, level); 38577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt GLuint src_offset = intel_miptree_image_offset(src, face, level); 38677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt const GLuint *dst_depth_offset = intel_miptree_depth_offsets(dst, level); 38777a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt const GLuint *src_depth_offset = intel_miptree_depth_offsets(src, level); 38877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt GLuint i; 38977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 39077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt if (dst->compressed) { 39177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt GLuint alignment = intel_compressed_alignment(dst->internal_format); 39277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt height = (height + 3) / 4; 39377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt width = ((width + alignment - 1) & ~(alignment - 1)); 39477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt } 39577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 39677a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt for (i = 0; i < depth; i++) { 3977c71ef3a3d0cf2620525f468960cdc76a0fb0d33Eric Anholt intel_region_copy(intel, 39877a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt dst->region, dst_offset + dst_depth_offset[i], 39977a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 0, 40077a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 0, 40177a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt src->region, src_offset + src_depth_offset[i], 40277a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 0, 0, width, height); 40377a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt } 40477a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt 40577a5bcaff43df8d54e0e0ef833726e4b41d7eb36Eric Anholt} 406