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