#include "main/teximage.h"
#include "main/texstore.h"
+#include "drivers/common/meta.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"
-
+#include "intel_image.h"
+#include "intel_tiled_memcpy.h"
#include "brw_context.h"
#define FILE_DEBUG_FLAG DEBUG_TEXTURE
depth,
expect_accelerated_upload,
intelImage->base.Base.NumSamples,
- 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 brw_context *brw = brw_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 (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;
- }
-
- int src_stride =
- _mesa_image_row_stride(unpack, image->Width, format, type);
-
- /* note: potential 64-bit ptr to 32-bit int cast */
- src_offset = (GLuint) (unsigned long) pixels;
- src_buffer = intel_bufferobj_buffer(brw, pbo,
- src_offset, src_stride * image->Height);
-
- struct intel_mipmap_tree *pbo_mt =
- intel_miptree_create_for_bo(brw,
- src_buffer,
- intelImage->mt->format,
- src_offset,
- image->Width, image->Height,
- src_stride);
- if (!pbo_mt)
- return false;
-
- if (!intel_miptree_blit(brw,
- 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;
+ INTEL_MIPTREE_TILING_ANY,
+ false);
}
static void
GLenum format, GLenum type, const void *pixels,
const struct gl_pixelstore_attrib *unpack)
{
+ struct intel_texture_image *intelImage = intel_texture_image(texImage);
bool ok;
- DBG("%s target %s level %d %dx%dx%d\n", __FUNCTION__,
+ bool tex_busy = intelImage->mt && drm_intel_bo_busy(intelImage->mt->bo);
+
+ DBG("%s mesa_format %s target %s format %s type %s level %d %dx%dx%d\n",
+ __FUNCTION__, _mesa_get_format_name(texImage->TexFormat),
_mesa_lookup_enum_by_nr(texImage->TexObject->Target),
+ _mesa_lookup_enum_by_nr(format), _mesa_lookup_enum_by_nr(type),
texImage->Level, texImage->Width, texImage->Height, texImage->Depth);
+ /* Allocate storage for texture data. */
+ if (!ctx->Driver.AllocTextureImageBuffer(ctx, texImage)) {
+ _mesa_error(ctx, GL_OUT_OF_MEMORY, "glTexImage%uD", dims);
+ return;
+ }
+
+ assert(intelImage->mt);
+
+ ok = _mesa_meta_pbo_TexSubImage(ctx, dims, texImage, 0, 0, 0,
+ texImage->Width, texImage->Height,
+ texImage->Depth,
+ format, type, pixels,
+ false /*allocate_storage*/,
+ tex_busy, unpack);
+ if (ok)
+ return;
+
ok = intel_texsubimage_tiled_memcpy(ctx, dims, texImage,
0, 0, 0, /*x,y,z offsets*/
texImage->Width,
texImage->Height,
texImage->Depth,
format, type, pixels, unpack,
- true /*for_glTexImage*/);
+ false /*allocate_storage*/);
if (ok)
return;
- /* 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);
uint32_t offset,
GLuint width, GLuint height,
GLuint pitch,
- GLuint tile_x, GLuint tile_y)
+ GLuint tile_x, GLuint tile_y,
+ bool disable_aux_buffers)
{
struct brw_context *brw = brw_context(ctx);
struct intel_texture_image *intel_image = intel_texture_image(image);
ctx->Driver.FreeTextureImageBuffer(ctx, image);
intel_image->mt = intel_miptree_create_for_bo(brw, bo, image->TexFormat,
- 0, width, height, pitch);
+ 0, width, height, 1, pitch,
+ disable_aux_buffers);
if (intel_image->mt == NULL)
return;
+ intel_image->mt->target = target;
intel_image->mt->total_width = width;
intel_image->mt->total_height = height;
intel_image->mt->level[0].slice[0].x_offset = tile_x;
intel_texobj->needs_validate = true;
intel_image->mt->offset = offset;
- assert(pitch % intel_image->mt->region->cpp == 0);
- intel_image->base.RowStride = pitch / intel_image->mt->region->cpp;
+ assert(pitch % intel_image->mt->cpp == 0);
+ intel_image->base.RowStride = pitch / intel_image->mt->cpp;
/* Immediately validate the image to the object. */
intel_miptree_reference(&intel_texobj->mt, intel_image->mt);
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 the miptree isn't set, then intel_update_renderbuffers was unable
+ * to get the BO for the drawable from the window system.
*/
if (!rb || !rb->mt)
return;
_mesa_lock_texture(&brw->ctx, texObj);
texImage = _mesa_get_tex_image(ctx, texObj, target, level);
intel_miptree_make_shareable(brw, rb->mt);
- intel_set_texture_image_bo(ctx, texImage, rb->mt->region->bo, target,
+ intel_set_texture_image_bo(ctx, texImage, rb->mt->bo, target,
internalFormat, texFormat, 0,
- rb->mt->region->width,
- rb->mt->region->height,
- rb->mt->region->pitch,
- 0, 0);
+ rb->Base.Base.Width,
+ rb->Base.Base.Height,
+ rb->mt->pitch,
+ 0, 0,
+ false /*disable_aux_buffers*/);
_mesa_unlock_texture(&brw->ctx, texObj);
}
return;
}
+ /* Disable creation of the texture's aux buffers because the driver exposes
+ * no EGL API to manage them. That is, there is no API for resolving the aux
+ * buffer's content to the main buffer nor for invalidating the aux buffer's
+ * content.
+ */
intel_set_texture_image_bo(ctx, texImage, image->bo,
target, image->internal_format,
image->format, image->offset,
image->width, image->height,
image->pitch,
- image->tile_x, image->tile_y);
+ image->tile_x, image->tile_y,
+ true /*disable_aux_buffers*/);
+}
+
+/**
+ * \brief A fast path for glGetTexImage.
+ *
+ * \see intel_readpixels_tiled_memcpy()
+ */
+bool
+intel_gettexsubimage_tiled_memcpy(struct gl_context *ctx,
+ struct gl_texture_image *texImage,
+ GLint xoffset, GLint yoffset,
+ GLsizei width, GLsizei height,
+ GLenum format, GLenum type,
+ GLvoid *pixels,
+ const struct gl_pixelstore_attrib *packing)
+{
+ struct brw_context *brw = brw_context(ctx);
+ struct intel_texture_image *image = intel_texture_image(texImage);
+ int dst_pitch;
+
+ /* The miptree's buffer. */
+ drm_intel_bo *bo;
+
+ int error = 0;
+
+ uint32_t cpp;
+ mem_copy_fn mem_copy = NULL;
+
+ /* This fastpath is restricted to specific texture types:
+ * a 2D BGRA, RGBA, L8 or A8 texture. It could be generalized to support
+ * more types.
+ *
+ * FINISHME: The restrictions below on packing alignment and packing row
+ * length are likely unneeded now because we calculate the destination stride
+ * with _mesa_image_row_stride. However, before removing the restrictions
+ * we need tests.
+ */
+ if (!brw->has_llc ||
+ !(type == GL_UNSIGNED_BYTE || type == GL_UNSIGNED_INT_8_8_8_8_REV) ||
+ !(texImage->TexObject->Target == GL_TEXTURE_2D ||
+ texImage->TexObject->Target == GL_TEXTURE_RECTANGLE) ||
+ pixels == NULL ||
+ _mesa_is_bufferobj(packing->BufferObj) ||
+ packing->Alignment > 4 ||
+ packing->SkipPixels > 0 ||
+ packing->SkipRows > 0 ||
+ (packing->RowLength != 0 && packing->RowLength != width) ||
+ packing->SwapBytes ||
+ packing->LsbFirst ||
+ packing->Invert)
+ return false;
+
+ /* We can't handle copying from RGBX or BGRX because the tiled_memcpy
+ * function doesn't set the last channel to 1.
+ */
+ if (texImage->TexFormat == MESA_FORMAT_B8G8R8X8_UNORM ||
+ texImage->TexFormat == MESA_FORMAT_R8G8B8X8_UNORM)
+ return false;
+
+ if (!intel_get_memcpy(texImage->TexFormat, format, type, &mem_copy, &cpp,
+ INTEL_DOWNLOAD))
+ return false;
+
+ /* If this is a nontrivial texture view, let another path handle it instead. */
+ if (texImage->TexObject->MinLayer)
+ return false;
+
+ if (!image->mt ||
+ (image->mt->tiling != I915_TILING_X &&
+ image->mt->tiling != I915_TILING_Y)) {
+ /* The algorithm is written only for X- or Y-tiled memory. */
+ return false;
+ }
+
+ /* Since we are going to write raw data to the miptree, we need to resolve
+ * any pending fast color clears before we start.
+ */
+ intel_miptree_resolve_color(brw, image->mt);
+
+ bo = image->mt->bo;
+
+ if (drm_intel_bo_references(brw->batch.bo, bo)) {
+ perf_debug("Flushing before mapping a referenced bo.\n");
+ intel_batchbuffer_flush(brw);
+ }
+
+ error = brw_bo_map(brw, bo, false /* write enable */, "miptree");
+ if (error) {
+ DBG("%s: failed to map bo\n", __FUNCTION__);
+ return false;
+ }
+
+ dst_pitch = _mesa_image_row_stride(packing, width, format, type);
+
+ DBG("%s: level=%d x,y=(%d,%d) (w,h)=(%d,%d) format=0x%x type=0x%x "
+ "mesa_format=0x%x tiling=%d "
+ "packing=(alignment=%d row_length=%d skip_pixels=%d skip_rows=%d)\n",
+ __FUNCTION__, texImage->Level, xoffset, yoffset, width, height,
+ format, type, texImage->TexFormat, image->mt->tiling,
+ packing->Alignment, packing->RowLength, packing->SkipPixels,
+ packing->SkipRows);
+
+ int level = texImage->Level + texImage->TexObject->MinLevel;
+
+ /* Adjust x and y offset based on miplevel */
+ xoffset += image->mt->level[level].level_x;
+ yoffset += image->mt->level[level].level_y;
+
+ tiled_to_linear(
+ xoffset * cpp, (xoffset + width) * cpp,
+ yoffset, yoffset + height,
+ pixels - (ptrdiff_t) yoffset * dst_pitch - (ptrdiff_t) xoffset * cpp,
+ bo->virtual,
+ dst_pitch, image->mt->pitch,
+ brw->has_swizzling,
+ image->mt->tiling,
+ mem_copy
+ );
+
+ drm_intel_bo_unmap(bo);
+ return true;
+}
+
+static void
+intel_get_tex_image(struct gl_context *ctx,
+ GLenum format, GLenum type, GLvoid *pixels,
+ struct gl_texture_image *texImage) {
+ struct brw_context *brw = brw_context(ctx);
+ bool ok;
+
+ DBG("%s\n", __FUNCTION__);
+
+ if (_mesa_is_bufferobj(ctx->Pack.BufferObj)) {
+ if (_mesa_meta_pbo_GetTexSubImage(ctx, 3, texImage, 0, 0, 0,
+ texImage->Width, texImage->Height,
+ texImage->Depth, format, type,
+ pixels, &ctx->Pack))
+ return;
+
+ perf_debug("%s: fallback to CPU mapping in PBO case\n", __FUNCTION__);
+ }
+
+ ok = intel_gettexsubimage_tiled_memcpy(ctx, texImage, 0, 0,
+ texImage->Width, texImage->Height,
+ format, type, pixels, &ctx->Pack);
+
+ if(ok)
+ return;
+
+ _mesa_meta_GetTexImage(ctx, format, type, pixels, texImage);
+
+ DBG("%s - DONE\n", __FUNCTION__);
}
void
functions->TexImage = intelTexImage;
functions->EGLImageTargetTexture2D = intel_image_target_texture_2d;
functions->BindRenderbufferTexImage = intel_bind_renderbuffer_tex_image;
+ functions->GetTexImage = intel_get_tex_image;
}