X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fmesa%2Fdrivers%2Fdri%2Fintel%2Fintel_mipmap_tree.c;h=f28fac8394b48c848e8cda5ef5deb14fe1348f3e;hb=8db761409dadc2e899d4e7107eff3aa07b07aa11;hp=2c167a9ab7b8a12bc3da13cd7229ff3e0e9372a6;hpb=86f3135fbd9db9ca08a6c0bfc620345c8a8e3f04;p=mesa.git diff --git a/src/mesa/drivers/dri/intel/intel_mipmap_tree.c b/src/mesa/drivers/dri/intel/intel_mipmap_tree.c index 2c167a9ab7b..f28fac8394b 100644 --- a/src/mesa/drivers/dri/intel/intel_mipmap_tree.c +++ b/src/mesa/drivers/dri/intel/intel_mipmap_tree.c @@ -28,6 +28,7 @@ #include "intel_context.h" #include "intel_mipmap_tree.h" #include "intel_regions.h" +#include "intel_chipset.h" #include "enums.h" #define FILE_DEBUG_FLAG DEBUG_MIPTREE @@ -48,15 +49,15 @@ target_to_target(GLenum target) } } -struct intel_mipmap_tree * -intel_miptree_create(struct intel_context *intel, - GLenum target, - GLenum internal_format, - GLuint first_level, - GLuint last_level, - GLuint width0, - GLuint height0, - GLuint depth0, GLuint cpp, GLuint compress_byte) +static struct intel_mipmap_tree * +intel_miptree_create_internal(struct intel_context *intel, + GLenum target, + GLenum internal_format, + GLuint first_level, + GLuint last_level, + GLuint width0, + GLuint height0, + GLuint depth0, GLuint cpp, GLuint compress_byte) { GLboolean ok; struct intel_mipmap_tree *mt = calloc(sizeof(*mt), 1); @@ -75,67 +76,149 @@ intel_miptree_create(struct intel_context *intel, mt->cpp = compress_byte ? compress_byte : cpp; mt->compressed = compress_byte ? 1 : 0; mt->refcount = 1; + mt->pitch = 0; - switch (intel->intelScreen->deviceID) { - case PCI_CHIP_I945_G: - case PCI_CHIP_I945_GM: - case PCI_CHIP_I945_GME: - case PCI_CHIP_G33_G: - case PCI_CHIP_Q33_G: - case PCI_CHIP_Q35_G: - ok = i945_miptree_layout(mt); - break; - case PCI_CHIP_I915_G: - case PCI_CHIP_I915_GM: - case PCI_CHIP_I830_M: - case PCI_CHIP_I855_GM: - case PCI_CHIP_I865_G: - default: - /* All the i830 chips and the i915 use this layout: - */ - ok = i915_miptree_layout(mt); - break; +#ifdef I915 + if (IS_945(intel->intelScreen->deviceID)) + ok = i945_miptree_layout(intel, mt); + else + ok = i915_miptree_layout(intel, mt); +#else + ok = brw_miptree_layout(intel, mt); +#endif + + if (!ok) { + free(mt); + return NULL; } - if (ok) { - if (!mt->compressed) { - int align; - - if (intel->intelScreen->ttm) { - /* XXX: Align pitch to multiple of 64 bytes for now to allow - * render-to-texture to work in all cases. This should probably be - * replaced at some point by some scheme to only do this when really - * necessary. - */ - align = 63; - } else { - align = 3; - } - - mt->pitch = (mt->pitch * cpp + align) & ~align; - - /* XXX: At least the i915 seems very upset when the pitch is a multiple - * of 1024 and sometimes 512 bytes - performance can drop by several - * times. Go to the next multiple of the required alignment for now. - */ - if (!(mt->pitch & 511)) - mt->pitch += align + 1; + return mt; +} - mt->pitch /= cpp; - } +struct intel_mipmap_tree * +intel_miptree_create(struct intel_context *intel, + GLenum target, + GLenum internal_format, + GLuint first_level, + GLuint last_level, + GLuint width0, + GLuint height0, + GLuint depth0, GLuint cpp, GLuint compress_byte) +{ + struct intel_mipmap_tree *mt; - mt->region = intel_region_alloc(intel->intelScreen, - mt->cpp, mt->pitch, mt->total_height); - } + mt = intel_miptree_create_internal(intel, target, internal_format, + first_level, last_level, width0, + height0, depth0, cpp, compress_byte); + /* + * pitch == 0 indicates the null texture + */ + if (!mt || !mt->pitch) + return NULL; + + mt->region = intel_region_alloc(intel, + mt->cpp, + mt->pitch, + mt->total_height, + mt->pitch); if (!mt->region) { + free(mt); + return NULL; + } + + return mt; +} + +struct intel_mipmap_tree * +intel_miptree_create_for_region(struct intel_context *intel, + GLenum target, + GLenum internal_format, + GLuint first_level, + GLuint last_level, + struct intel_region *region, + GLuint depth0, + GLuint compress_byte) +{ + struct intel_mipmap_tree *mt; + + mt = intel_miptree_create_internal(intel, target, internal_format, + first_level, last_level, + region->width, region->height, 1, + region->cpp, compress_byte); + if (!mt) + return mt; +#if 0 + if (mt->pitch != region->pitch) { + fprintf(stderr, + "region pitch (%d) doesn't match mipmap tree pitch (%d)\n", + region->pitch, mt->pitch); free(mt); return NULL; } +#else + /* The mipmap tree pitch is aligned to 64 bytes to make sure render + * to texture works, but we don't need that for texturing from a + * pixmap. Just override it here. */ + mt->pitch = region->pitch; +#endif + + mt->region = region; return mt; -} + } + +/** + * intel_miptree_pitch_align: + * + * @intel: intel context pointer + * + * @mt: the miptree to compute pitch alignment for + * + * @pitch: the natural pitch value + * + * Given @pitch, compute a larger value which accounts for + * any necessary alignment required by the device + */ + +int intel_miptree_pitch_align (struct intel_context *intel, + struct intel_mipmap_tree *mt, + int pitch) +{ +#ifdef I915 + GLcontext *ctx = &intel->ctx; +#endif + + if (!mt->compressed) { + int pitch_align; + + if (intel->ttm) { + /* XXX: Align pitch to multiple of 64 bytes for now to allow + * render-to-texture to work in all cases. This should probably be + * replaced at some point by some scheme to only do this when really + * necessary. + */ + pitch_align = 64; + } else { + pitch_align = 4; + } + pitch = ALIGN(pitch * mt->cpp, pitch_align); + +#ifdef I915 + /* XXX: At least the i915 seems very upset when the pitch is a multiple + * of 1024 and sometimes 512 bytes - performance can drop by several + * times. Go to the next multiple of the required alignment for now. + */ + if (!(pitch & 511) && + (pitch + pitch_align) < (1 << ctx->Const.MaxTextureLevels)) + pitch += pitch_align; +#endif + + pitch /= mt->cpp; + } + return pitch; +} void intel_miptree_reference(struct intel_mipmap_tree **dst, @@ -185,13 +268,21 @@ intel_miptree_match_image(struct intel_mipmap_tree *mt, { /* Images with borders are never pulled into mipmap trees. */ - if (image->Border) + if (image->Border || + ((image->_BaseFormat == GL_DEPTH_COMPONENT) && + ((image->TexObject->WrapS == GL_CLAMP_TO_BORDER) || + (image->TexObject->WrapT == GL_CLAMP_TO_BORDER)))) return GL_FALSE; if (image->InternalFormat != mt->internal_format || image->IsCompressed != mt->compressed) return GL_FALSE; + if (!image->IsCompressed && + !mt->compressed && + image->TexFormat->TexelBytes != mt->cpp) + return GL_FALSE; + /* Test image dimensions against the base level image adjusted for * minification. This will also catch images not present in the * tree, changed targets, etc. @@ -207,11 +298,11 @@ intel_miptree_match_image(struct intel_mipmap_tree *mt, void intel_miptree_set_level_info(struct intel_mipmap_tree *mt, - GLuint level, - GLuint nr_images, - GLuint x, GLuint y, GLuint w, GLuint h, GLuint d) + GLuint level, + GLuint nr_images, + GLuint x, GLuint y, + GLuint w, GLuint h, GLuint d) { - mt->level[level].width = w; mt->level[level].height = h; mt->level[level].depth = d; @@ -238,14 +329,15 @@ intel_miptree_set_level_info(struct intel_mipmap_tree *mt, void intel_miptree_set_image_offset(struct intel_mipmap_tree *mt, - GLuint level, GLuint img, GLuint x, GLuint y) + GLuint level, GLuint img, + GLuint x, GLuint y) { if (img == 0 && level == 0) assert(x == 0 && y == 0); assert(img < mt->level[level].nr_images); - mt->level[level].image_offset[img] = (x + y * mt->pitch); + mt->level[level].image_offset[img] = (x + y * mt->pitch) * mt->cpp; DBG("%s level %d img %d pos %d,%d image_offset %x\n", __FUNCTION__, level, img, x, y, mt->level[level].image_offset[img]); @@ -271,12 +363,12 @@ intel_miptree_depth_offsets(struct intel_mipmap_tree *mt, GLuint level) GLuint -intel_miptree_image_offset(struct intel_mipmap_tree * mt, - GLuint face, GLuint level) +intel_miptree_image_offset(struct intel_mipmap_tree *mt, + GLuint face, GLuint level) { if (mt->target == GL_TEXTURE_CUBE_MAP_ARB) return (mt->level[level].level_offset + - mt->level[level].image_offset[face] * mt->cpp); + mt->level[level].image_offset[face]); else return mt->level[level].level_offset; } @@ -287,6 +379,8 @@ intel_miptree_image_offset(struct intel_mipmap_tree * mt, * Map a teximage in a mipmap tree. * \param row_stride returns row stride in bytes * \param image_stride returns image stride in bytes (for 3D textures). + * \param image_offsets pointer to array of pixel offsets from the returned + * pointer to each depth image * \return address of mapping */ GLubyte * @@ -301,11 +395,19 @@ intel_miptree_image_map(struct intel_context * intel, if (row_stride) *row_stride = mt->pitch * mt->cpp; - if (image_offsets) - memcpy(image_offsets, mt->level[level].image_offset, - mt->level[level].depth * sizeof(GLuint)); + if (mt->target == GL_TEXTURE_3D) { + int i; + + for (i = 0; i < mt->level[level].depth; i++) + image_offsets[i] = mt->level[level].image_offset[i] / mt->cpp; + } else { + assert(mt->level[level].depth == 1); + assert(mt->target == GL_TEXTURE_CUBE_MAP || + mt->level[level].image_offset[0] == 0); + image_offsets[0] = 0; + } - return (intel_region_map(intel->intelScreen, mt->region) + + return (intel_region_map(intel, mt->region) + intel_miptree_image_offset(mt, face, level)); } @@ -314,7 +416,7 @@ intel_miptree_image_unmap(struct intel_context *intel, struct intel_mipmap_tree *mt) { DBG("%s\n", __FUNCTION__); - intel_region_unmap(intel->intelScreen, mt->region); + intel_region_unmap(intel, mt->region); } @@ -323,11 +425,12 @@ intel_miptree_image_unmap(struct intel_context *intel, */ void intel_miptree_image_data(struct intel_context *intel, - struct intel_mipmap_tree *dst, - GLuint face, - GLuint level, - void *src, - GLuint src_row_pitch, GLuint src_image_pitch) + struct intel_mipmap_tree *dst, + GLuint face, + GLuint level, + void *src, + GLuint src_row_pitch, + GLuint src_image_pitch) { GLuint depth = dst->level[level].depth; GLuint dst_offset = intel_miptree_image_offset(dst, face, level); @@ -335,18 +438,19 @@ intel_miptree_image_data(struct intel_context *intel, GLuint i; GLuint height = 0; - DBG("%s\n", __FUNCTION__); + DBG("%s: %d/%d\n", __FUNCTION__, face, level); for (i = 0; i < depth; i++) { height = dst->level[level].height; if(dst->compressed) - height /= 4; - intel_region_data(intel->intelScreen, dst->region, - dst_offset + dst_depth_offset[i], /* dst_offset */ - 0, 0, /* dstx, dsty */ - src, - src_row_pitch, - 0, 0, /* source x, y */ - dst->level[level].width, height); /* width, height */ + height = (height + 3) / 4; + intel_region_data(intel, + dst->region, + dst_offset + dst_depth_offset[i], /* dst_offset */ + 0, 0, /* dstx, dsty */ + src, + src_row_pitch, + 0, 0, /* source x, y */ + dst->level[level].width, height); /* width, height */ src += src_image_pitch * dst->cpp; } @@ -377,7 +481,7 @@ intel_miptree_image_copy(struct intel_context *intel, } for (i = 0; i < depth; i++) { - intel_region_copy(intel->intelScreen, + intel_region_copy(intel, dst->region, dst_offset + dst_depth_offset[i], 0, 0,