src/gallium/drivers/nvfx/nvfx_context.h

   1 #ifndef __NVFX_CONTEXT_H__
   2 #define __NVFX_CONTEXT_H__
   3
   4 #include <stdio.h>
   5
   6 #include "pipe/p_context.h"
   7 #include "pipe/p_defines.h"
   8 #include "pipe/p_state.h"
   9 #include "pipe/p_compiler.h"
  10
  11 #include "util/u_memory.h"
  12 #include "util/u_math.h"
  13 #include "util/u_inlines.h"
  14
  15 #include "draw/draw_vertex.h"
  16
  17 #include "nouveau/nouveau_winsys.h"
  18 #include "nouveau/nouveau_gldefs.h"
  19 #include "nouveau/nouveau_context.h"
  20 #include "nouveau/nouveau_stateobj.h"
  21
  22 #include "nvfx_state.h"
  23
  24 #define NOUVEAU_ERR(fmt, args...) \
  25         fprintf(stderr, "%s:%d -  "fmt, __func__, __LINE__, ##args);
  26 #define NOUVEAU_MSG(fmt, args...) \
  27         fprintf(stderr, "nouveau: "fmt, ##args);
  28
  29 enum nvfx_state_index {
  30         NVFX_STATE_FB = 0,
  31         NVFX_STATE_VIEWPORT = 1,
  32         NVFX_STATE_BLEND = 2,
  33         NVFX_STATE_RAST = 3,
  34         NVFX_STATE_ZSA = 4,
  35         NVFX_STATE_BCOL = 5,
  36         NVFX_STATE_CLIP = 6,
  37         NVFX_STATE_SCISSOR = 7,
  38         NVFX_STATE_STIPPLE = 8,
  39         NVFX_STATE_FRAGPROG = 9,
  40         NVFX_STATE_VERTPROG = 10,
  41         NVFX_STATE_FRAGTEX0 = 11,
  42         NVFX_STATE_FRAGTEX1 = 12,
  43         NVFX_STATE_FRAGTEX2 = 13,
  44         NVFX_STATE_FRAGTEX3 = 14,
  45         NVFX_STATE_FRAGTEX4 = 15,
  46         NVFX_STATE_FRAGTEX5 = 16,
  47         NVFX_STATE_FRAGTEX6 = 17,
  48         NVFX_STATE_FRAGTEX7 = 18,
  49         NVFX_STATE_FRAGTEX8 = 19,
  50         NVFX_STATE_FRAGTEX9 = 20,
  51         NVFX_STATE_FRAGTEX10 = 21,
  52         NVFX_STATE_FRAGTEX11 = 22,
  53         NVFX_STATE_FRAGTEX12 = 23,
  54         NVFX_STATE_FRAGTEX13 = 24,
  55         NVFX_STATE_FRAGTEX14 = 25,
  56         NVFX_STATE_FRAGTEX15 = 26,
  57         NVFX_STATE_VERTTEX0 = 27,
  58         NVFX_STATE_VERTTEX1 = 28,
  59         NVFX_STATE_VERTTEX2 = 29,
  60         NVFX_STATE_VERTTEX3 = 30,
  61         NVFX_STATE_VTXBUF = 31,
  62         NVFX_STATE_VTXFMT = 32,
  63         NVFX_STATE_VTXATTR = 33,
  64         NVFX_STATE_SR = 34,
  65         NVFX_STATE_MAX = 35
  66 };
  67
  68 #include "nvfx_screen.h"
  69
  70 #define NVFX_NEW_BLEND          (1 <<  0)
  71 #define NVFX_NEW_RAST           (1 <<  1)
  72 #define NVFX_NEW_ZSA            (1 <<  2)
  73 #define NVFX_NEW_SAMPLER        (1 <<  3)
  74 #define NVFX_NEW_FB             (1 <<  4)
  75 #define NVFX_NEW_STIPPLE        (1 <<  5)
  76 #define NVFX_NEW_SCISSOR        (1 <<  6)
  77 #define NVFX_NEW_VIEWPORT       (1 <<  7)
  78 #define NVFX_NEW_BCOL           (1 <<  8)
  79 #define NVFX_NEW_VERTPROG       (1 <<  9)
  80 #define NVFX_NEW_FRAGPROG       (1 << 10)
  81 #define NVFX_NEW_ARRAYS         (1 << 11)
  82 #define NVFX_NEW_UCP            (1 << 12)
  83 #define NVFX_NEW_SR             (1 << 13)
  84
  85 struct nvfx_rasterizer_state {
  86         struct pipe_rasterizer_state pipe;
  87         struct nouveau_stateobj *so;
  88 };
  89
  90 struct nvfx_zsa_state {
  91         struct pipe_depth_stencil_alpha_state pipe;
  92         struct nouveau_stateobj *so;
  93 };
  94
  95 struct nvfx_blend_state {
  96         struct pipe_blend_state pipe;
  97         struct nouveau_stateobj *so;
  98 };
  99
 100
 101 struct nvfx_state {
 102         unsigned scissor_enabled;
 103         unsigned stipple_enabled;
 104         unsigned fp_samplers;
 105
 106         uint64_t dirty;
 107         struct nouveau_stateobj *hw[NVFX_STATE_MAX];
 108 };
 109
 110 struct nvfx_vtxelt_state {
 111         struct pipe_vertex_element pipe[16];
 112         unsigned num_elements;
 113 };
 114
 115 struct nvfx_context {
 116         struct pipe_context pipe;
 117
 118         struct nouveau_winsys *nvws;
 119         struct nvfx_screen *screen;
 120
 121         unsigned is_nv4x; /* either 0 or ~0 */
 122
 123         struct draw_context *draw;
 124
 125         /* HW state derived from pipe states */
 126         struct nvfx_state state;
 127         struct {
 128                 struct nvfx_vertex_program *vertprog;
 129
 130                 unsigned nr_attribs;
 131                 unsigned hw[PIPE_MAX_SHADER_INPUTS];
 132                 unsigned draw[PIPE_MAX_SHADER_INPUTS];
 133                 unsigned emit[PIPE_MAX_SHADER_INPUTS];
 134         } swtnl;
 135
 136         enum {
 137                 HW, SWTNL, SWRAST
 138         } render_mode;
 139         unsigned fallback_swtnl;
 140         unsigned fallback_swrast;
 141
 142         /* Context state */
 143         unsigned dirty, draw_dirty;
 144         struct pipe_scissor_state scissor;
 145         unsigned stipple[32];
 146         struct pipe_clip_state clip;
 147         struct nvfx_vertex_program *vertprog;
 148         struct nvfx_fragment_program *fragprog;
 149         struct pipe_buffer *constbuf[PIPE_SHADER_TYPES];
 150         unsigned constbuf_nr[PIPE_SHADER_TYPES];
 151         struct nvfx_rasterizer_state *rasterizer;
 152         struct nvfx_zsa_state *zsa;
 153         struct nvfx_blend_state *blend;
 154         struct pipe_blend_color blend_colour;
 155         struct pipe_stencil_ref stencil_ref;
 156         struct pipe_viewport_state viewport;
 157         struct pipe_framebuffer_state framebuffer;
 158         struct pipe_buffer *idxbuf;
 159         unsigned idxbuf_format;
 160         struct nvfx_sampler_state *tex_sampler[PIPE_MAX_SAMPLERS];
 161         struct nvfx_miptree *tex_miptree[PIPE_MAX_SAMPLERS];
 162         unsigned nr_samplers;
 163         unsigned nr_textures;
 164         unsigned dirty_samplers;
 165         struct pipe_vertex_buffer vtxbuf[PIPE_MAX_ATTRIBS];
 166         unsigned vtxbuf_nr;
 167         struct nvfx_vtxelt_state *vtxelt;
 168 };
 169
 170 static INLINE struct nvfx_context *
 171 nvfx_context(struct pipe_context *pipe)
 172 {
 173         return (struct nvfx_context *)pipe;
 174 }
 175
 176 struct nvfx_state_entry {
 177         boolean (*validate)(struct nvfx_context *nvfx);
 178         struct {
 179                 unsigned pipe;
 180                 unsigned hw;
 181         } dirty;
 182 };
 183
 184 /* nvfx_clear.c */
 185 extern void nvfx_clear(struct pipe_context *pipe, unsigned buffers,
 186                        const float *rgba, double depth, unsigned stencil);
 187
 188 #endif