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      1 /*
      2  * Copyright  2014 Intel Corporation
      3  *
      4  * Permission is hereby granted, free of charge, to any person obtaining a
      5  * copy of this software and associated documentation files (the "Software"),
      6  * to deal in the Software without restriction, including without limitation
      7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
      8  * and/or sell copies of the Software, and to permit persons to whom the
      9  * Software is furnished to do so, subject to the following conditions:
     10  *
     11  * The above copyright notice and this permission notice (including the next
     12  * paragraph) shall be included in all copies or substantial portions of the
     13  * Software.
     14  *
     15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
     18  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
     19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
     20  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
     21  * IN THE SOFTWARE.
     22  */
     23 
     24 #ifndef BRW_META_UTIL_H
     25 #define BRW_META_UTIL_H
     26 
     27 #include <stdbool.h>
     28 #include "main/mtypes.h"
     29 #include "intel_mipmap_tree.h"
     30 
     31 #ifdef __cplusplus
     32 extern "C" {
     33 #endif
     34 
     35 bool
     36 brw_meta_mirror_clip_and_scissor(const struct gl_context *ctx,
     37                                  const struct gl_framebuffer *read_fb,
     38                                  const struct gl_framebuffer *draw_fb,
     39                                  GLfloat *srcX0, GLfloat *srcY0,
     40                                  GLfloat *srcX1, GLfloat *srcY1,
     41                                  GLfloat *dstX0, GLfloat *dstY0,
     42                                  GLfloat *dstX1, GLfloat *dstY1,
     43                                  bool *mirror_x, bool *mirror_y);
     44 
     45 union gl_color_union
     46 brw_meta_convert_fast_clear_color(const struct brw_context *brw,
     47                                   const struct intel_mipmap_tree *mt,
     48                                   const union gl_color_union *color);
     49 
     50 bool
     51 brw_meta_set_fast_clear_color(struct brw_context *brw,
     52                               union gl_color_union *curr_color,
     53                               const union gl_color_union *new_color);
     54 
     55 bool
     56 brw_is_color_fast_clear_compatible(struct brw_context *brw,
     57                                    const struct intel_mipmap_tree *mt,
     58                                    const union gl_color_union *color);
     59 
     60 struct gl_renderbuffer *brw_get_rb_for_slice(struct brw_context *brw,
     61                                              struct intel_mipmap_tree *mt,
     62                                              unsigned level, unsigned layer,
     63                                              bool flat);
     64 
     65 #ifdef __cplusplus
     66 }
     67 #endif
     68 
     69 #endif /* BRW_META_UTIL_H */
     70