diff options
| -rw-r--r-- | src/mesa/main/texstore.c | 18 | ||||
| -rw-r--r-- | src/mesa/main/texstore.h | 7 | ||||
| -rw-r--r-- | src/mesa/state_tracker/st_cb_texture.c | 218 |
3 files changed, 239 insertions, 4 deletions
diff --git a/src/mesa/main/texstore.c b/src/mesa/main/texstore.c index 9281aa9eafb..77222d6dfb6 100644 --- a/src/mesa/main/texstore.c +++ b/src/mesa/main/texstore.c @@ -3791,8 +3791,11 @@ _mesa_get_texstore_func(gl_format format) } -static GLboolean -_mesa_texstore_memcpy(TEXSTORE_PARAMS) +GLboolean +_mesa_texstore_can_use_memcpy(struct gl_context *ctx, + GLenum baseInternalFormat, gl_format dstFormat, + GLenum srcFormat, GLenum srcType, + const struct gl_pixelstore_attrib *srcPacking) { GLenum dstType; @@ -3834,6 +3837,17 @@ _mesa_texstore_memcpy(TEXSTORE_PARAMS) return GL_FALSE; } + return GL_TRUE; +} + +static GLboolean +_mesa_texstore_memcpy(TEXSTORE_PARAMS) +{ + if (!_mesa_texstore_can_use_memcpy(ctx, baseInternalFormat, dstFormat, + srcFormat, srcType, srcPacking)) { + return GL_FALSE; + } + memcpy_texture(ctx, dims, dstFormat, dstRowStride, dstSlices, diff --git a/src/mesa/main/texstore.h b/src/mesa/main/texstore.h index 7af532d652e..107f2130015 100644 --- a/src/mesa/main/texstore.h +++ b/src/mesa/main/texstore.h @@ -70,6 +70,13 @@ extern GLboolean _mesa_texstore(TEXSTORE_PARAMS); +extern GLboolean +_mesa_texstore_can_use_memcpy(struct gl_context *ctx, + GLenum baseInternalFormat, gl_format dstFormat, + GLenum srcFormat, GLenum srcType, + const struct gl_pixelstore_attrib *srcPacking); + + extern GLubyte * _mesa_make_temp_ubyte_image(struct gl_context *ctx, GLuint dims, GLenum logicalBaseFormat, diff --git a/src/mesa/state_tracker/st_cb_texture.c b/src/mesa/state_tracker/st_cb_texture.c index 280b0e82b15..b376f23142a 100644 --- a/src/mesa/state_tracker/st_cb_texture.c +++ b/src/mesa/state_tracker/st_cb_texture.c @@ -586,13 +586,227 @@ get_blit_mask(GLenum srcFormat, GLenum dstFormat) static void +st_TexSubImage(struct gl_context *ctx, GLuint dims, + struct gl_texture_image *texImage, + GLint xoffset, GLint yoffset, GLint zoffset, + GLint width, GLint height, GLint depth, + GLenum format, GLenum type, const void *pixels, + const struct gl_pixelstore_attrib *unpack) +{ + struct st_context *st = st_context(ctx); + struct st_texture_image *stImage = st_texture_image(texImage); + struct st_texture_object *stObj = st_texture_object(texImage->TexObject); + struct pipe_context *pipe = st->pipe; + struct pipe_screen *screen = pipe->screen; + struct pipe_resource *dst = stImage->pt; + struct pipe_resource *src = NULL; + struct pipe_resource src_templ; + struct pipe_transfer *transfer; + struct pipe_blit_info blit; + enum pipe_format src_format, dst_format; + gl_format mesa_src_format; + GLenum gl_target = texImage->TexObject->Target; + unsigned bind; + GLubyte *map; + + if (!dst) { + goto fallback; + } + + /* XXX Fallback for depth-stencil formats due to an incomplete stencil + * blit implementation in some drivers. */ + if (format == GL_DEPTH_STENCIL) { + goto fallback; + } + + /* If the base internal format and the texture format don't match, + * we can't use blit-based TexSubImage. */ + if (texImage->_BaseFormat != + _mesa_get_format_base_format(texImage->TexFormat)) { + goto fallback; + } + + /* See if the texture format already matches the format and type, + * in which case the memcpy-based fast path will likely be used and + * we don't have to blit. */ + if (_mesa_format_matches_format_and_type(texImage->TexFormat, format, + type, unpack->SwapBytes)) { + goto fallback; + } + + if (format == GL_DEPTH_COMPONENT || format == GL_DEPTH_STENCIL) + bind = PIPE_BIND_DEPTH_STENCIL; + else + bind = PIPE_BIND_RENDER_TARGET; + + /* See if the destination format is supported. + * For luminance and intensity, only the red channel is stored there. */ + dst_format = util_format_linear(dst->format); + dst_format = util_format_luminance_to_red(dst_format); + dst_format = util_format_intensity_to_red(dst_format); + + if (!dst_format || + !screen->is_format_supported(screen, dst_format, dst->target, + dst->nr_samples, bind)) { + goto fallback; + } + + /* Choose the source format. */ + src_format = st_choose_matching_format(screen, PIPE_BIND_SAMPLER_VIEW, + format, type, unpack->SwapBytes); + if (!src_format) { + goto fallback; + } + + mesa_src_format = st_pipe_format_to_mesa_format(src_format); + + /* There is no reason to do this if we cannot use memcpy for the temporary + * source texture at least. This also takes transfer ops into account, + * etc. */ + if (!_mesa_texstore_can_use_memcpy(ctx, + _mesa_get_format_base_format(mesa_src_format), + mesa_src_format, format, type, unpack)) { + goto fallback; + } + + /* TexSubImage only sets a single cubemap face. */ + if (gl_target == GL_TEXTURE_CUBE_MAP) { + gl_target = GL_TEXTURE_2D; + } + + /* Initialize the source texture description. */ + memset(&src_templ, 0, sizeof(src_templ)); + src_templ.target = gl_target_to_pipe(gl_target); + src_templ.format = src_format; + src_templ.bind = PIPE_BIND_SAMPLER_VIEW; + src_templ.usage = PIPE_USAGE_STAGING; + + st_gl_texture_dims_to_pipe_dims(gl_target, width, height, depth, + &src_templ.width0, &src_templ.height0, + &src_templ.depth0, &src_templ.array_size); + + /* Check for NPOT texture support. */ + if (!screen->get_param(screen, PIPE_CAP_NPOT_TEXTURES) && + (!util_is_power_of_two(src_templ.width0) || + !util_is_power_of_two(src_templ.height0) || + !util_is_power_of_two(src_templ.depth0))) { + goto fallback; + } + + /* Create the source texture. */ + src = screen->resource_create(screen, &src_templ); + if (!src) { + goto fallback; + } + + /* Map source pixels. */ + pixels = _mesa_validate_pbo_teximage(ctx, dims, width, height, depth, + format, type, pixels, unpack, + "glTexSubImage"); + if (!pixels) { + /* This is a GL error. */ + pipe_resource_reference(&src, NULL); + return; + } + + /* From now on, we need the gallium representation of dimensions. */ + if (gl_target == GL_TEXTURE_1D_ARRAY) { + depth = height; + height = 1; + } + + map = pipe_transfer_map_3d(pipe, src, 0, PIPE_TRANSFER_WRITE, 0, 0, 0, + width, height, depth, &transfer); + if (!map) { + _mesa_unmap_teximage_pbo(ctx, unpack); + pipe_resource_reference(&src, NULL); + goto fallback; + } + + /* Upload pixels (just memcpy). */ + { + const uint bytesPerRow = width * util_format_get_blocksize(src_format); + GLuint row, slice; + + for (slice = 0; slice < depth; slice++) { + if (gl_target == GL_TEXTURE_1D_ARRAY) { + /* 1D array textures. + * We need to convert gallium coords to GL coords. + */ + GLvoid *src = _mesa_image_address3d(unpack, pixels, + width, depth, format, + type, 0, slice, 0); + memcpy(map, src, bytesPerRow); + } + else { + ubyte *slice_map = map; + + for (row = 0; row < height; row++) { + GLvoid *src = _mesa_image_address3d(unpack, pixels, + width, height, format, + type, slice, row, 0); + memcpy(slice_map, src, bytesPerRow); + slice_map += transfer->stride; + } + } + map += transfer->layer_stride; + } + } + + pipe_transfer_unmap(pipe, transfer); + _mesa_unmap_teximage_pbo(ctx, unpack); + + /* Blit. */ + blit.src.resource = src; + blit.src.level = 0; + blit.src.format = src_format; + blit.dst.resource = dst; + blit.dst.level = stObj->pt != stImage->pt ? 0 : texImage->Level; + blit.dst.format = dst_format; + blit.src.box.x = blit.src.box.y = blit.src.box.z = 0; + blit.dst.box.x = xoffset; + blit.dst.box.y = yoffset; + blit.dst.box.z = zoffset + texImage->Face; + blit.src.box.width = blit.dst.box.width = width; + blit.src.box.height = blit.dst.box.height = height; + blit.src.box.depth = blit.dst.box.depth = depth; + blit.mask = get_blit_mask(format, texImage->_BaseFormat); + blit.filter = PIPE_TEX_FILTER_NEAREST; + blit.scissor_enable = FALSE; + + st->pipe->blit(st->pipe, &blit); + + pipe_resource_reference(&src, NULL); + return; + +fallback: + _mesa_store_texsubimage(ctx, dims, texImage, xoffset, yoffset, zoffset, + width, height, depth, format, type, pixels, + unpack); +} + +static void st_TexImage(struct gl_context * ctx, GLuint dims, struct gl_texture_image *texImage, GLenum format, GLenum type, const void *pixels, const struct gl_pixelstore_attrib *unpack) { + assert(dims == 1 || dims == 2 || dims == 3); + prep_teximage(ctx, texImage, format, type); - _mesa_store_teximage(ctx, dims, texImage, format, type, pixels, unpack); + + if (texImage->Width == 0 || texImage->Height == 0 || texImage->Depth == 0) + return; + + /* allocate storage for texture data */ + if (!ctx->Driver.AllocTextureImageBuffer(ctx, texImage)) { + _mesa_error(ctx, GL_OUT_OF_MEMORY, "glTexImage%uD", dims); + return; + } + + st_TexSubImage(ctx, dims, texImage, 0, 0, 0, + texImage->Width, texImage->Height, texImage->Depth, + format, type, pixels, unpack); } @@ -1692,7 +1906,7 @@ st_init_texture_functions(struct dd_function_table *functions) functions->ChooseTextureFormat = st_ChooseTextureFormat; functions->QuerySamplesForFormat = st_QuerySamplesForFormat; functions->TexImage = st_TexImage; - functions->TexSubImage = _mesa_store_texsubimage; + functions->TexSubImage = st_TexSubImage; functions->CompressedTexSubImage = _mesa_store_compressed_texsubimage; functions->CopyTexSubImage = st_CopyTexSubImage; functions->GenerateMipmap = st_generate_mipmap; |