src/gallium/drivers/ilo/ilo_render.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_RENDER_H
  29 #define ILO_RENDER_H
  30
  31 #include "ilo_common.h"
  32 #include "ilo_state.h"
  33
  34 struct intel_bo;
  35 struct ilo_blitter;
  36 struct ilo_cp;
  37 struct ilo_query;
  38 struct ilo_state_vector;
  39
  40 /**
  41  * Render Engine.
  42  */
  43 struct ilo_render {
  44    const struct ilo_dev_info *dev;
  45    struct ilo_builder *builder;
  46
  47    struct intel_bo *workaround_bo;
  48
  49    uint32_t packed_sample_position_1x;
  50    uint32_t packed_sample_position_4x;
  51    uint32_t packed_sample_position_8x[2];
  52
  53    bool hw_ctx_changed;
  54
  55    /*
  56     * Any state that involves resources needs to be re-emitted when the
  57     * batch bo changed.  This is because we do not pin the resources and
  58     * their offsets (or existence) may change between batch buffers.
  59     */
  60    bool batch_bo_changed;
  61    bool state_bo_changed;
  62    bool instruction_bo_changed;
  63
  64    /**
  65     * HW states.
  66     */
  67    struct ilo_render_state {
  68       /*
  69        * When a WA is needed before some command, we always emit the WA right
  70        * before the command.  Knowing what have already been done since last
  71        * 3DPRIMITIVE allows us to skip some WAs.
  72        */
  73       uint32_t current_pipe_control_dw1;
  74
  75       /*
  76        * When a WA is needed after some command, we may have the WA follow the
  77        * command immediately or defer it.  If this is non-zero, a PIPE_CONTROL
  78        * will be emitted before 3DPRIMITIVE.
  79        */
  80       uint32_t deferred_pipe_control_dw1;
  81
  82       bool primitive_restart;
  83       int reduced_prim;
  84       int so_max_vertices;
  85
  86       uint32_t SF_VIEWPORT;
  87       uint32_t CLIP_VIEWPORT;
  88       uint32_t SF_CLIP_VIEWPORT; /* GEN7+ */
  89       uint32_t CC_VIEWPORT;
  90
  91       uint32_t COLOR_CALC_STATE;
  92       uint32_t BLEND_STATE;
  93       uint32_t DEPTH_STENCIL_STATE;
  94
  95       uint32_t SCISSOR_RECT;
  96
  97       struct {
  98          uint32_t BINDING_TABLE_STATE;
  99          int BINDING_TABLE_STATE_size;
 100          uint32_t SURFACE_STATE[ILO_MAX_VS_SURFACES];
 101          uint32_t SAMPLER_STATE;
 102          uint32_t SAMPLER_BORDER_COLOR_STATE[ILO_MAX_SAMPLERS];
 103          uint32_t PUSH_CONSTANT_BUFFER;
 104          int PUSH_CONSTANT_BUFFER_size;
 105       } vs;
 106
 107       struct {
 108          uint32_t BINDING_TABLE_STATE;
 109          int BINDING_TABLE_STATE_size;
 110          uint32_t SURFACE_STATE[ILO_MAX_GS_SURFACES];
 111          bool active;
 112       } gs;
 113
 114       struct {
 115          uint32_t BINDING_TABLE_STATE;
 116          int BINDING_TABLE_STATE_size;
 117          uint32_t SURFACE_STATE[ILO_MAX_WM_SURFACES];
 118          uint32_t SAMPLER_STATE;
 119          uint32_t SAMPLER_BORDER_COLOR_STATE[ILO_MAX_SAMPLERS];
 120          uint32_t PUSH_CONSTANT_BUFFER;
 121          int PUSH_CONSTANT_BUFFER_size;
 122       } wm;
 123    } state;
 124 };
 125
 126 struct ilo_render *
 127 ilo_render_create(struct ilo_builder *builder);
 128
 129 void
 130 ilo_render_destroy(struct ilo_render *render);
 131
 132 /**
 133  * Estimate the size of an action.
 134  */
 135 void
 136 ilo_render_get_sample_position(const struct ilo_render *render,
 137                                unsigned sample_count,
 138                                unsigned sample_index,
 139                                float *x, float *y);
 140
 141 void
 142 ilo_render_invalidate_hw(struct ilo_render *render);
 143
 144 void
 145 ilo_render_invalidate_builder(struct ilo_render *render);
 146
 147 int
 148 ilo_render_get_flush_len(const struct ilo_render *render);
 149
 150 void
 151 ilo_render_emit_flush(struct ilo_render *render);
 152
 153 int
 154 ilo_render_get_query_len(const struct ilo_render *render,
 155                          unsigned query_type);
 156
 157 void
 158 ilo_render_emit_query(struct ilo_render *render,
 159                       struct ilo_query *q, uint32_t offset);
 160
 161 int
 162 ilo_render_get_rectlist_len(const struct ilo_render *render,
 163                             const struct ilo_blitter *blitter);
 164
 165 void
 166 ilo_render_emit_rectlist(struct ilo_render *render,
 167                          const struct ilo_blitter *blitter);
 168
 169 int
 170 ilo_render_get_draw_len(const struct ilo_render *render,
 171                         const struct ilo_state_vector *vec);
 172
 173 void
 174 ilo_render_emit_draw(struct ilo_render *render,
 175                      const struct ilo_state_vector *vec);
 176
 177 #endif /* ILO_RENDER_H */