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 pipe_draw_info draw;
  62
  63    uint32_t vf_data[2];
  64    struct ilo_state_vf vf;
  65    struct ilo_state_sol sol;
  66
  67    struct ilo_state_viewport vp;
  68    uint32_t vp_data[20];
  69
  70    struct ilo_state_cc cc;
  71
  72    uint32_t depth_clear_value;
  73
  74    struct ilo_state_urb urb;
  75
  76    struct {
  77       struct ilo_surface_cso dst;
  78       unsigned width, height;
  79       unsigned num_samples;
  80
  81       struct ilo_state_raster rs;
  82    } fb;
  83 };
  84
  85 struct ilo_blitter *
  86 ilo_blitter_create(struct ilo_context *ilo);
  87
  88 void
  89 ilo_blitter_destroy(struct ilo_blitter *blitter);
  90
  91 bool
  92 ilo_blitter_pipe_blit(struct ilo_blitter *blitter,
  93                       const struct pipe_blit_info *info);
  94
  95 bool
  96 ilo_blitter_pipe_copy_resource(struct ilo_blitter *blitter,
  97                                struct pipe_resource *dst, unsigned dst_level,
  98                                unsigned dst_x, unsigned dst_y, unsigned dst_z,
  99                                struct pipe_resource *src, unsigned src_level,
 100                                const struct pipe_box *src_box);
 101
 102 bool
 103 ilo_blitter_pipe_clear_rt(struct ilo_blitter *blitter,
 104                           struct pipe_surface *rt,
 105                           const union pipe_color_union *color,
 106                           unsigned x, unsigned y,
 107                           unsigned width, unsigned height);
 108
 109 bool
 110 ilo_blitter_pipe_clear_zs(struct ilo_blitter *blitter,
 111                           struct pipe_surface *zs,
 112                           unsigned clear_flags,
 113                           double depth, unsigned stencil,
 114                           unsigned x, unsigned y,
 115                           unsigned width, unsigned height);
 116
 117 bool
 118 ilo_blitter_pipe_clear_fb(struct ilo_blitter *blitter,
 119                           unsigned buffers,
 120                           const union pipe_color_union *color,
 121                           double depth, unsigned stencil);
 122
 123 bool
 124 ilo_blitter_blt_copy_resource(struct ilo_blitter *blitter,
 125                               struct pipe_resource *dst, unsigned dst_level,
 126                               unsigned dst_x, unsigned dst_y, unsigned dst_z,
 127                               struct pipe_resource *src, unsigned src_level,
 128                               const struct pipe_box *src_box);
 129
 130 bool
 131 ilo_blitter_blt_clear_rt(struct ilo_blitter *blitter,
 132                          struct pipe_surface *rt,
 133                          const union pipe_color_union *color,
 134                          unsigned x, unsigned y,
 135                          unsigned width, unsigned height);
 136
 137 bool
 138 ilo_blitter_blt_clear_zs(struct ilo_blitter *blitter,
 139                          struct pipe_surface *zs,
 140                          unsigned clear_flags,
 141                          double depth, unsigned stencil,
 142                          unsigned x, unsigned y,
 143                          unsigned width, unsigned height);
 144
 145 bool
 146 ilo_blitter_rectlist_clear_zs(struct ilo_blitter *blitter,
 147                               struct pipe_surface *zs,
 148                               unsigned clear_flags,
 149                               double depth, unsigned stencil);
 150
 151 void
 152 ilo_blitter_rectlist_resolve_z(struct ilo_blitter *blitter,
 153                                struct pipe_resource *res,
 154                                unsigned level, unsigned slice);
 155
 156 void
 157 ilo_blitter_rectlist_resolve_hiz(struct ilo_blitter *blitter,
 158                                  struct pipe_resource *res,
 159                                  unsigned level, unsigned slice);
 160
 161 #endif /* ILO_BLITTER_H */