src/gallium/drivers/iris/iris_context.h

   1 /*
   2  * Copyright © 2017 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  * on the rights to use, copy, modify, merge, publish, distribute, sub
   8  * license, and/or sell copies of the Software, and to permit persons to whom
   9  * the 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 NON-INFRINGEMENT. IN NO EVENT SHALL
  18  * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
  19  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
  20  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
  21  * USE OR OTHER DEALINGS IN THE SOFTWARE.
  22  */
  23 #ifndef IRIS_CONTEXT_H
  24 #define IRIS_CONTEXT_H
  25
  26 #include "pipe/p_context.h"
  27 #include "pipe/p_state.h"
  28 #include "util/u_debug.h"
  29 #include "intel/common/gen_debug.h"
  30 #include "iris_screen.h"
  31
  32 struct iris_bo;
  33 struct iris_batch;
  34
  35 #define IRIS_MAX_TEXTURE_SAMPLERS 32
  36 #define IRIS_MAX_VIEWPORTS 16
  37
  38 enum iris_dirty {
  39    IRIS_DIRTY_COLOR_CALC_STATE         = (1ull <<  0),
  40    IRIS_DIRTY_POLYGON_STIPPLE          = (1ull <<  1),
  41    IRIS_DIRTY_SCISSOR_RECT             = (1ull <<  2),
  42    IRIS_DIRTY_WM_DEPTH_STENCIL         = (1ull <<  3),
  43    IRIS_DIRTY_CC_VIEWPORT              = (1ull <<  4),
  44    IRIS_DIRTY_SF_CL_VIEWPORT           = (1ull <<  5),
  45    IRIS_DIRTY_PS_BLEND                 = (1ull <<  6),
  46    IRIS_DIRTY_BLEND_STATE              = (1ull <<  7),
  47    IRIS_DIRTY_RASTER                   = (1ull <<  8),
  48    IRIS_DIRTY_CLIP                     = (1ull <<  9),
  49    IRIS_DIRTY_SCISSOR                  = (1ull << 10),
  50    IRIS_DIRTY_LINE_STIPPLE             = (1ull << 11),
  51    IRIS_DIRTY_VERTEX_ELEMENTS          = (1ull << 12),
  52    IRIS_DIRTY_MULTISAMPLE              = (1ull << 13),
  53 };
  54
  55 struct iris_depth_stencil_alpha_state;
  56
  57 struct iris_context {
  58    struct pipe_context ctx;
  59
  60    struct pipe_debug_callback dbg;
  61
  62    struct {
  63       uint64_t dirty;
  64       unsigned num_viewports; // XXX: can viewports + scissors be different?
  65       unsigned num_scissors;
  66       struct iris_blend_state *cso_blend;
  67       struct iris_rasterizer_state *cso_rast;
  68       struct iris_depth_stencil_alpha_state *cso_zsa;
  69       struct iris_vertex_element_state *cso_vertex_elements;
  70       struct iris_viewport_state *cso_vp;
  71       struct pipe_blend_color blend_color;
  72       struct pipe_poly_stipple poly_stipple;
  73       struct pipe_scissor_state scissors[IRIS_MAX_VIEWPORTS];
  74       struct pipe_stencil_ref stencil_ref;
  75       struct pipe_framebuffer_state framebuffer;
  76    } state;
  77 };
  78
  79 #define perf_debug(dbg, ...) do {                      \
  80    if (INTEL_DEBUG & DEBUG_PERF)                       \
  81       dbg_printf(__VA_ARGS__);                         \
  82    if (unlikely(dbg))                                  \
  83       pipe_debug_message(dbg, PERF_INFO, __VA_ARGS__); \
  84 } while(0)
  85
  86 double get_time(void);
  87
  88 struct pipe_context *
  89 iris_create_context(struct pipe_screen *screen, void *priv, unsigned flags);
  90
  91 void iris_init_program_functions(struct pipe_context *ctx);
  92 void iris_init_state_functions(struct pipe_context *ctx);
  93
  94 void iris_upload_render_state(struct iris_context *ice, struct iris_batch *batch);
  95 void iris_destroy_state(struct iris_context *ice);
  96
  97 #endif