src/gallium/drivers/ilo/ilo_blitter.h

   1 /*
   2  * Mesa 3-D graphics library
   3  *
   4  * Copyright (C) 2013 LunarG, Inc.
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a
   7  * copy of this software and associated documentation files (the "Software"),
   8  * to deal in the Software without restriction, including without limitation
   9  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  10  * and/or sell copies of the Software, and to permit persons to whom the
  11  * Software is furnished to do so, subject to the following conditions:
  12  *
  13  * The above copyright notice and this permission notice shall be included
  14  * in all copies or substantial portions of the Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  19  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  21  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  22  * DEALINGS IN THE SOFTWARE.
  23  *
  24  * Authors:
  25  *    Chia-I Wu <olv@lunarg.com>
  26  */
  27
  28 #ifndef ILO_BLITTER_H
  29 #define ILO_BLITTER_H
  30
  31 #include "ilo_common.h"
  32 #include "ilo_state.h"
  33
  34 enum ilo_blitter_uses {
  35    ILO_BLITTER_USE_DSA           = 1 << 0,
  36    ILO_BLITTER_USE_CC            = 1 << 1,
  37    ILO_BLITTER_USE_VIEWPORT      = 1 << 2,
  38    ILO_BLITTER_USE_FB_DEPTH      = 1 << 3,
  39    ILO_BLITTER_USE_FB_STENCIL    = 1 << 4,
  40 };
  41
  42 struct blitter_context;
  43 struct pipe_resource;
  44 struct pipe_surface;
  45 struct ilo_context;
  46
  47 struct ilo_blitter {
  48    struct ilo_context *ilo;
  49    struct blitter_context *pipe_blitter;
  50
  51    /*
  52     * A minimal context with the goal to send RECTLISTs down the pipeline.
  53     */
  54    enum ilo_state_raster_earlyz_op earlyz_op;
  55    bool earlyz_stencil_clear;
  56    uint32_t uses;
  57
  58    bool initialized;
  59
  60    float vertices[3][2];
  61    struct ilo_ve_state ve;
  62    struct pipe_draw_info draw;
  63
  64    struct ilo_state_sol sol;
  65
  66    struct ilo_state_viewport vp;
  67    uint32_t vp_data[20];
  68
  69    struct ilo_state_cc cc;
  70
  71    uint32_t depth_clear_value;
  72
  73    struct {
  74       struct ilo_surface_cso dst;
  75       unsigned width, height;
  76       unsigned num_samples;
  77
  78       struct ilo_state_raster rs;
  79    } fb;
  80 };
  81
  82 struct ilo_blitter *
  83 ilo_blitter_create(struct ilo_context *ilo);
  84
  85 void
  86 ilo_blitter_destroy(struct ilo_blitter *blitter);
  87
  88 bool
  89 ilo_blitter_pipe_blit(struct ilo_blitter *blitter,
  90                       const struct pipe_blit_info *info);
  91
  92 bool
  93 ilo_blitter_pipe_copy_resource(struct ilo_blitter *blitter,
  94                                struct pipe_resource *dst, unsigned dst_level,
  95                                unsigned dst_x, unsigned dst_y, unsigned dst_z,
  96                                struct pipe_resource *src, unsigned src_level,
  97                                const struct pipe_box *src_box);
  98
  99 bool
 100 ilo_blitter_pipe_clear_rt(struct ilo_blitter *blitter,
 101                           struct pipe_surface *rt,
 102                           const union pipe_color_union *color,
 103                           unsigned x, unsigned y,
 104                           unsigned width, unsigned height);
 105
 106 bool
 107 ilo_blitter_pipe_clear_zs(struct ilo_blitter *blitter,
 108                           struct pipe_surface *zs,
 109                           unsigned clear_flags,
 110                           double depth, unsigned stencil,
 111                           unsigned x, unsigned y,
 112                           unsigned width, unsigned height);
 113
 114 bool
 115 ilo_blitter_pipe_clear_fb(struct ilo_blitter *blitter,
 116                           unsigned buffers,
 117                           const union pipe_color_union *color,
 118                           double depth, unsigned stencil);
 119
 120 bool
 121 ilo_blitter_blt_copy_resource(struct ilo_blitter *blitter,
 122                               struct pipe_resource *dst, unsigned dst_level,
 123                               unsigned dst_x, unsigned dst_y, unsigned dst_z,
 124                               struct pipe_resource *src, unsigned src_level,
 125                               const struct pipe_box *src_box);
 126
 127 bool
 128 ilo_blitter_blt_clear_rt(struct ilo_blitter *blitter,
 129                          struct pipe_surface *rt,
 130                          const union pipe_color_union *color,
 131                          unsigned x, unsigned y,
 132                          unsigned width, unsigned height);
 133
 134 bool
 135 ilo_blitter_blt_clear_zs(struct ilo_blitter *blitter,
 136                          struct pipe_surface *zs,
 137                          unsigned clear_flags,
 138                          double depth, unsigned stencil,
 139                          unsigned x, unsigned y,
 140                          unsigned width, unsigned height);
 141
 142 bool
 143 ilo_blitter_rectlist_clear_zs(struct ilo_blitter *blitter,
 144                               struct pipe_surface *zs,
 145                               unsigned clear_flags,
 146                               double depth, unsigned stencil);
 147
 148 void
 149 ilo_blitter_rectlist_resolve_z(struct ilo_blitter *blitter,
 150                                struct pipe_resource *res,
 151                                unsigned level, unsigned slice);
 152
 153 void
 154 ilo_blitter_rectlist_resolve_hiz(struct ilo_blitter *blitter,
 155                                  struct pipe_resource *res,
 156                                  unsigned level, unsigned slice);
 157
 158 #endif /* ILO_BLITTER_H */