From 307fe0702edb8fb79bc8f7f8830af440f2779a10 Mon Sep 17 00:00:00 2001 From: Brian Date: Mon, 6 Aug 2007 12:40:51 -0600 Subject: Lift intel_mipmap_tree.c to st_mipmap_tree.c --- src/mesa/state_tracker/st_mipmap_tree.h | 105 ++++++++++++++++++++++++++++++++ 1 file changed, 105 insertions(+) create mode 100644 src/mesa/state_tracker/st_mipmap_tree.h (limited to 'src/mesa/state_tracker/st_mipmap_tree.h') diff --git a/src/mesa/state_tracker/st_mipmap_tree.h b/src/mesa/state_tracker/st_mipmap_tree.h new file mode 100644 index 0000000000..eafe47c029 --- /dev/null +++ b/src/mesa/state_tracker/st_mipmap_tree.h @@ -0,0 +1,105 @@ +/************************************************************************** + * + * Copyright 2006 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#ifndef INTEL_MIPMAP_TREE_H +#define INTEL_MIPMAP_TREE_H + + +#include "main/mtypes.h" + +struct pipe_context; +struct pipe_mipmap_tree; +struct pipe_region; + + +struct pipe_mipmap_tree *st_miptree_create(struct pipe_context *pipe, + GLenum target, + GLenum internal_format, + GLuint first_level, + GLuint last_level, + GLuint width0, + GLuint height0, + GLuint depth0, + GLuint cpp, + GLuint compress_byte); + +void st_miptree_reference(struct pipe_mipmap_tree **dst, + struct pipe_mipmap_tree *src); + +void st_miptree_release(struct pipe_context *pipe, + struct pipe_mipmap_tree **mt); + +/* Check if an image fits an existing mipmap tree layout + */ +GLboolean st_miptree_match_image(struct pipe_mipmap_tree *mt, + struct gl_texture_image *image, + GLuint face, GLuint level); + +/* Return a pointer to an image within a tree. Return image stride as + * well. + */ +GLubyte *st_miptree_image_map(struct pipe_context *pipe, + struct pipe_mipmap_tree *mt, + GLuint face, + GLuint level, + GLuint * row_stride, GLuint * image_stride); + +void st_miptree_image_unmap(struct pipe_context *pipe, + struct pipe_mipmap_tree *mt); + + +/* Return the linear offset of an image relative to the start of the + * tree: + */ +GLuint st_miptree_image_offset(struct pipe_mipmap_tree *mt, + GLuint face, GLuint level); + +/* Return pointers to each 2d slice within an image. Indexed by depth + * value. + */ +const GLuint *st_miptree_depth_offsets(struct pipe_mipmap_tree *mt, + GLuint level); + + +/* Upload an image into a tree + */ +void st_miptree_image_data(struct pipe_context *pipe, + struct pipe_mipmap_tree *dst, + GLuint face, + GLuint level, + void *src, + GLuint src_row_pitch, GLuint src_image_pitch); + +/* Copy an image between two trees + */ +void st_miptree_image_copy(struct pipe_context *pipe, + struct pipe_mipmap_tree *dst, + GLuint face, GLuint level, + struct pipe_mipmap_tree *src); + + +#endif -- cgit v1.2.3