diff options
Diffstat (limited to 'src/mesa/state_tracker/st_texture.c')
| -rw-r--r-- | src/mesa/state_tracker/st_texture.c | 61 |
1 files changed, 31 insertions, 30 deletions
diff --git a/src/mesa/state_tracker/st_texture.c b/src/mesa/state_tracker/st_texture.c index 15cc458be8..844a9f80d8 100644 --- a/src/mesa/state_tracker/st_texture.c +++ b/src/mesa/state_tracker/st_texture.c @@ -59,6 +59,10 @@ target_to_target(GLenum target) } #endif + +/** + * Allocate a new pipe_texture object + */ struct pipe_texture * st_texture_create(struct st_context *st, enum pipe_texture_target target, @@ -70,7 +74,7 @@ st_texture_create(struct st_context *st, GLuint depth0, GLuint compress_byte) { - struct pipe_texture *pt = CALLOC_STRUCT(pipe_texture); + struct pipe_texture pt; assert(target <= PIPE_TEXTURE_CUBE); @@ -78,39 +82,33 @@ st_texture_create(struct st_context *st, _mesa_lookup_enum_by_nr(target), _mesa_lookup_enum_by_nr(format), first_level, last_level); - if (!pt) - return NULL; - assert(format); - pt->target = target; - pt->format = format; - pt->first_level = first_level; - pt->last_level = last_level; - pt->width[0] = width0; - pt->height[0] = height0; - pt->depth[0] = depth0; - pt->compressed = compress_byte ? 1 : 0; - pt->cpp = pt->compressed ? compress_byte : st_sizeof_format(format); - pt->refcount = 1; - - st->pipe->texture_create(st->pipe, &pt); - - return pt; + pt.target = target; + pt.format = format; + pt.first_level = first_level; + pt.last_level = last_level; + pt.width[0] = width0; + pt.height[0] = height0; + pt.depth[0] = depth0; + pt.compressed = compress_byte ? 1 : 0; + pt.cpp = pt.compressed ? compress_byte : st_sizeof_format(format); + pt.refcount = 1; + + return st->pipe->texture_create(st->pipe, &pt); } - - -/* Can the image be pulled into a unified mipmap texture. This mirrors - * the completeness test in a lot of ways. +/** + * Check if a texture image be pulled into a unified mipmap texture. + * This mirrors the completeness test in a lot of ways. * * Not sure whether I want to pass gl_texture_image here. */ GLboolean -st_texture_match_image(struct pipe_texture *pt, - struct gl_texture_image *image, - GLuint face, GLuint level) +st_texture_match_image(const struct pipe_texture *pt, + const struct gl_texture_image *image, + GLuint face, GLuint level) { /* Images with borders are never pulled into mipmap textures. */ @@ -189,6 +187,7 @@ st_texture_image_map(struct st_context *st, struct st_texture_image *stImage, return pipe_surface_map(stImage->surface); } + void st_texture_image_unmap(struct st_texture_image *stImage) { @@ -201,7 +200,8 @@ st_texture_image_unmap(struct st_texture_image *stImage) -/* Upload data to a rectangular sub-region. Lots of choices how to do this: +/** + * Upload data to a rectangular sub-region. Lots of choices how to do this: * * - memcpy by span to current destination * - upload data as new buffer and blit @@ -261,13 +261,14 @@ st_texture_image_data(struct pipe_context *pipe, } } + /* Copy mipmap image between textures */ void st_texture_image_copy(struct pipe_context *pipe, - struct pipe_texture *dst, - GLuint face, GLuint level, - struct pipe_texture *src) + struct pipe_texture *dst, + GLuint face, GLuint level, + struct pipe_texture *src) { GLuint width = src->width[level]; GLuint height = src->height[level]; @@ -278,6 +279,7 @@ st_texture_image_copy(struct pipe_context *pipe, if (dst->compressed) height /= 4; + for (i = 0; i < depth; i++) { dst_surface = pipe->get_tex_surface(pipe, dst, face, level, i); src_surface = pipe->get_tex_surface(pipe, src, face, level, i); @@ -292,5 +294,4 @@ st_texture_image_copy(struct pipe_context *pipe, pipe_surface_reference(&dst_surface, NULL); pipe_surface_reference(&src_surface, NULL); } - } |