#include "main/glheader.h" #include "main/macros.h" #include "main/mtypes.h" #include "main/enums.h" #include "main/bufferobj.h" #include "main/context.h" #include "main/formats.h" #include "main/image.h" #include "main/pbo.h" #include "main/renderbuffer.h" #include "main/texcompress.h" #include "main/texgetimage.h" #include "main/texobj.h" #include "main/teximage.h" #include "main/texstore.h" #include "intel_context.h" #include "intel_mipmap_tree.h" #include "intel_buffer_objects.h" #include "intel_batchbuffer.h" #include "intel_tex.h" #include "intel_blit.h" #include "intel_fbo.h" #define FILE_DEBUG_FLAG DEBUG_TEXTURE /* Work back from the specified level of the image to the baselevel and create a * miptree of that size. */ struct intel_mipmap_tree * intel_miptree_create_for_teximage(struct intel_context *intel, struct intel_texture_object *intelObj, struct intel_texture_image *intelImage, bool expect_accelerated_upload) { GLuint firstLevel; GLuint lastLevel; int width, height, depth; GLuint i; intel_miptree_get_dimensions_for_image(&intelImage->base.Base, &width, &height, &depth); DBG("%s\n", __FUNCTION__); if (intelImage->base.Base.Level > intelObj->base.BaseLevel && (width == 1 || (intelObj->base.Target != GL_TEXTURE_1D && height == 1) || (intelObj->base.Target == GL_TEXTURE_3D && depth == 1))) { /* For this combination, we're at some lower mipmap level and * some important dimension is 1. We can't extrapolate up to a * likely base level width/height/depth for a full mipmap stack * from this info, so just allocate this one level. */ firstLevel = intelImage->base.Base.Level; lastLevel = intelImage->base.Base.Level; } else { /* If this image disrespects BaseLevel, allocate from level zero. * Usually BaseLevel == 0, so it's unlikely to happen. */ if (intelImage->base.Base.Level < intelObj->base.BaseLevel) firstLevel = 0; else firstLevel = intelObj->base.BaseLevel; /* Figure out image dimensions at start level. */ for (i = intelImage->base.Base.Level; i > firstLevel; i--) { width <<= 1; if (height != 1) height <<= 1; if (depth != 1) depth <<= 1; } /* Guess a reasonable value for lastLevel. This is probably going * to be wrong fairly often and might mean that we have to look at * resizable buffers, or require that buffers implement lazy * pagetable arrangements. */ if ((intelObj->base.Sampler.MinFilter == GL_NEAREST || intelObj->base.Sampler.MinFilter == GL_LINEAR) && intelImage->base.Base.Level == firstLevel) { lastLevel = firstLevel; } else { lastLevel = (firstLevel + _mesa_get_tex_max_num_levels(intelObj->base.Target, width, height, depth) - 1); } } return intel_miptree_create(intel, intelObj->base.Target, intelImage->base.Base.TexFormat, firstLevel, lastLevel, width, height, depth, expect_accelerated_upload, INTEL_MIPTREE_TILING_ANY); } /* XXX: Do this for TexSubImage also: */ static bool try_pbo_upload(struct gl_context *ctx, struct gl_texture_image *image, const struct gl_pixelstore_attrib *unpack, GLenum format, GLenum type, const void *pixels) { struct intel_texture_image *intelImage = intel_texture_image(image); struct intel_context *intel = intel_context(ctx); struct intel_buffer_object *pbo = intel_buffer_object(unpack->BufferObj); GLuint src_offset; drm_intel_bo *src_buffer; if (!_mesa_is_bufferobj(unpack->BufferObj)) return false; DBG("trying pbo upload\n"); if (intel->ctx._ImageTransferState || unpack->SkipPixels || unpack->SkipRows) { DBG("%s: image transfer\n", __FUNCTION__); return false; } ctx->Driver.AllocTextureImageBuffer(ctx, image); if (!intelImage->mt) { DBG("%s: no miptree\n", __FUNCTION__); return false; } if (!_mesa_format_matches_format_and_type(intelImage->mt->format, format, type, false)) { DBG("%s: format mismatch (upload to %s with format 0x%x, type 0x%x)\n", __FUNCTION__, _mesa_get_format_name(intelImage->mt->format), format, type); return false; } if (image->TexObject->Target == GL_TEXTURE_1D_ARRAY || image->TexObject->Target == GL_TEXTURE_2D_ARRAY) { DBG("%s: no support for array textures\n", __FUNCTION__); return false; } src_buffer = intel_bufferobj_source(intel, pbo, 64, &src_offset); /* note: potential 64-bit ptr to 32-bit int cast */ src_offset += (GLuint) (unsigned long) pixels; int src_stride = _mesa_image_row_stride(unpack, image->Width, format, type); struct intel_mipmap_tree *pbo_mt = intel_miptree_create_for_bo(intel, src_buffer, intelImage->mt->format, src_offset, image->Width, image->Height, src_stride, I915_TILING_NONE); if (!pbo_mt) return false; if (!intel_miptree_blit(intel, pbo_mt, 0, 0, 0, 0, false, intelImage->mt, image->Level, image->Face, 0, 0, false, image->Width, image->Height, GL_COPY)) { DBG("%s: blit failed\n", __FUNCTION__); intel_miptree_release(&pbo_mt); return false; } intel_miptree_release(&pbo_mt); DBG("%s: success\n", __FUNCTION__); return true; } static void intelTexImage(struct gl_context * ctx, GLuint dims, struct gl_texture_image *texImage, GLenum format, GLenum type, const void *pixels, const struct gl_pixelstore_attrib *unpack) { DBG("%s target %s level %d %dx%dx%d\n", __FUNCTION__, _mesa_lookup_enum_by_nr(texImage->TexObject->Target), texImage->Level, texImage->Width, texImage->Height, texImage->Depth); /* Attempt to use the blitter for PBO image uploads. */ if (dims <= 2 && try_pbo_upload(ctx, texImage, unpack, format, type, pixels)) { return; } DBG("%s: upload image %dx%dx%d pixels %p\n", __FUNCTION__, texImage->Width, texImage->Height, texImage->Depth, pixels); _mesa_store_teximage(ctx, dims, texImage, format, type, pixels, unpack); } /** * Binds a region to a texture image, like it was uploaded by glTexImage2D(). * * Used for GLX_EXT_texture_from_pixmap and EGL image extensions, */ static void intel_set_texture_image_region(struct gl_context *ctx, struct gl_texture_image *image, struct intel_region *region, GLenum target, GLenum internalFormat, gl_format format, uint32_t offset, GLuint width, GLuint height, GLuint tile_x, GLuint tile_y) { struct intel_context *intel = intel_context(ctx); struct intel_texture_image *intel_image = intel_texture_image(image); struct gl_texture_object *texobj = image->TexObject; struct intel_texture_object *intel_texobj = intel_texture_object(texobj); bool has_surface_tile_offset = false; uint32_t draw_x, draw_y; _mesa_init_teximage_fields(&intel->ctx, image, width, height, 1, 0, internalFormat, format); ctx->Driver.FreeTextureImageBuffer(ctx, image); intel_image->mt = intel_miptree_create_layout(intel, target, image->TexFormat, 0, 0, width, height, 1, true); if (intel_image->mt == NULL) return; intel_region_reference(&intel_image->mt->region, region); intel_image->mt->total_width = width; intel_image->mt->total_height = height; intel_image->mt->level[0].slice[0].x_offset = tile_x; intel_image->mt->level[0].slice[0].y_offset = tile_y; intel_miptree_get_tile_offsets(intel_image->mt, 0, 0, &draw_x, &draw_y); /* From "OES_EGL_image" error reporting. We report GL_INVALID_OPERATION * for EGL images from non-tile aligned sufaces in gen4 hw and earlier which has * trouble resolving back to destination image due to alignment issues. */ if (!has_surface_tile_offset && (draw_x != 0 || draw_y != 0)) { _mesa_error(ctx, GL_INVALID_OPERATION, __func__); intel_miptree_release(&intel_image->mt); return; } intel_texobj->needs_validate = true; intel_image->mt->offset = offset; assert(region->pitch % region->cpp == 0); intel_image->base.RowStride = region->pitch / region->cpp; /* Immediately validate the image to the object. */ intel_miptree_reference(&intel_texobj->mt, intel_image->mt); } void intelSetTexBuffer2(__DRIcontext *pDRICtx, GLint target, GLint texture_format, __DRIdrawable *dPriv) { struct gl_framebuffer *fb = dPriv->driverPrivate; struct intel_context *intel = pDRICtx->driverPrivate; struct gl_context *ctx = &intel->ctx; struct intel_texture_object *intelObj; struct intel_renderbuffer *rb; struct gl_texture_object *texObj; struct gl_texture_image *texImage; int level = 0, internalFormat = 0; gl_format texFormat = MESA_FORMAT_NONE; texObj = _mesa_get_current_tex_object(ctx, target); intelObj = intel_texture_object(texObj); if (!intelObj) return; if (dPriv->lastStamp != dPriv->dri2.stamp || !pDRICtx->driScreenPriv->dri2.useInvalidate) intel_update_renderbuffers(pDRICtx, dPriv); rb = intel_get_renderbuffer(fb, BUFFER_FRONT_LEFT); /* If the region isn't set, then intel_update_renderbuffers was unable * to get the buffers for the drawable. */ if (!rb || !rb->mt) return; if (rb->mt->cpp == 4) { if (texture_format == __DRI_TEXTURE_FORMAT_RGB) { internalFormat = GL_RGB; texFormat = MESA_FORMAT_XRGB8888; } else { internalFormat = GL_RGBA; texFormat = MESA_FORMAT_ARGB8888; } } else if (rb->mt->cpp == 2) { internalFormat = GL_RGB; texFormat = MESA_FORMAT_RGB565; } _mesa_lock_texture(&intel->ctx, texObj); texImage = _mesa_get_tex_image(ctx, texObj, target, level); intel_set_texture_image_region(ctx, texImage, rb->mt->region, target, internalFormat, texFormat, 0, rb->mt->region->width, rb->mt->region->height, 0, 0); _mesa_unlock_texture(&intel->ctx, texObj); } void intelSetTexBuffer(__DRIcontext *pDRICtx, GLint target, __DRIdrawable *dPriv) { /* The old interface didn't have the format argument, so copy our * implementation's behavior at the time. */ intelSetTexBuffer2(pDRICtx, target, __DRI_TEXTURE_FORMAT_RGBA, dPriv); } static void intel_image_target_texture_2d(struct gl_context *ctx, GLenum target, struct gl_texture_object *texObj, struct gl_texture_image *texImage, GLeglImageOES image_handle) { struct intel_context *intel = intel_context(ctx); __DRIscreen *screen; __DRIimage *image; screen = intel->intelScreen->driScrnPriv; image = screen->dri2.image->lookupEGLImage(screen, image_handle, screen->loaderPrivate); if (image == NULL) return; intel_set_texture_image_region(ctx, texImage, image->region, target, image->internal_format, image->format, image->offset, image->width, image->height, image->tile_x, image->tile_y); } void intelInitTextureImageFuncs(struct dd_function_table *functions) { functions->TexImage = intelTexImage; functions->EGLImageTargetTexture2D = intel_image_target_texture_2d; }