src/gallium/drivers/nv40/nv40_context.h

   1 #ifndef __NV40_CONTEXT_H__
   2 #define __NV40_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 "nv40_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 nv40_state_index {
  30         NV40_STATE_FB = 0,
  31         NV40_STATE_VIEWPORT = 1,
  32         NV40_STATE_BLEND = 2,
  33         NV40_STATE_RAST = 3,
  34         NV40_STATE_ZSA = 4,
  35         NV40_STATE_BCOL = 5,
  36         NV40_STATE_CLIP = 6,
  37         NV40_STATE_SCISSOR = 7,
  38         NV40_STATE_STIPPLE = 8,
  39         NV40_STATE_FRAGPROG = 9,
  40         NV40_STATE_VERTPROG = 10,
  41         NV40_STATE_FRAGTEX0 = 11,
  42         NV40_STATE_FRAGTEX1 = 12,
  43         NV40_STATE_FRAGTEX2 = 13,
  44         NV40_STATE_FRAGTEX3 = 14,
  45         NV40_STATE_FRAGTEX4 = 15,
  46         NV40_STATE_FRAGTEX5 = 16,
  47         NV40_STATE_FRAGTEX6 = 17,
  48         NV40_STATE_FRAGTEX7 = 18,
  49         NV40_STATE_FRAGTEX8 = 19,
  50         NV40_STATE_FRAGTEX9 = 20,
  51         NV40_STATE_FRAGTEX10 = 21,
  52         NV40_STATE_FRAGTEX11 = 22,
  53         NV40_STATE_FRAGTEX12 = 23,
  54         NV40_STATE_FRAGTEX13 = 24,
  55         NV40_STATE_FRAGTEX14 = 25,
  56         NV40_STATE_FRAGTEX15 = 26,
  57         NV40_STATE_VERTTEX0 = 27,
  58         NV40_STATE_VERTTEX1 = 28,
  59         NV40_STATE_VERTTEX2 = 29,
  60         NV40_STATE_VERTTEX3 = 30,
  61         NV40_STATE_VTXBUF = 31,
  62         NV40_STATE_VTXFMT = 32,
  63         NV40_STATE_VTXATTR = 33,
  64         NV40_STATE_MAX = 34
  65 };
  66
  67 #include "nv40_screen.h"
  68
  69 #define NV40_NEW_BLEND          (1 <<  0)
  70 #define NV40_NEW_RAST           (1 <<  1)
  71 #define NV40_NEW_ZSA            (1 <<  2)
  72 #define NV40_NEW_SAMPLER        (1 <<  3)
  73 #define NV40_NEW_FB             (1 <<  4)
  74 #define NV40_NEW_STIPPLE        (1 <<  5)
  75 #define NV40_NEW_SCISSOR        (1 <<  6)
  76 #define NV40_NEW_VIEWPORT       (1 <<  7)
  77 #define NV40_NEW_BCOL           (1 <<  8)
  78 #define NV40_NEW_VERTPROG       (1 <<  9)
  79 #define NV40_NEW_FRAGPROG       (1 << 10)
  80 #define NV40_NEW_ARRAYS         (1 << 11)
  81 #define NV40_NEW_UCP            (1 << 12)
  82
  83 struct nv40_rasterizer_state {
  84         struct pipe_rasterizer_state pipe;
  85         struct nouveau_stateobj *so;
  86 };
  87
  88 struct nv40_zsa_state {
  89         struct pipe_depth_stencil_alpha_state pipe;
  90         struct nouveau_stateobj *so;
  91 };
  92
  93 struct nv40_blend_state {
  94         struct pipe_blend_state pipe;
  95         struct nouveau_stateobj *so;
  96 };
  97
  98
  99 struct nv40_state {
 100         unsigned scissor_enabled;
 101         unsigned stipple_enabled;
 102         unsigned viewport_bypass;
 103         unsigned fp_samplers;
 104
 105         uint64_t dirty;
 106         struct nouveau_stateobj *hw[NV40_STATE_MAX];
 107 };
 108
 109 struct nv40_context {
 110         struct pipe_context pipe;
 111
 112         struct nouveau_winsys *nvws;
 113         struct nv40_screen *screen;
 114
 115         struct draw_context *draw;
 116
 117         /* HW state derived from pipe states */
 118         struct nv40_state state;
 119         struct {
 120                 struct nv40_vertex_program *vertprog;
 121
 122                 unsigned nr_attribs;
 123                 unsigned hw[PIPE_MAX_SHADER_INPUTS];
 124                 unsigned draw[PIPE_MAX_SHADER_INPUTS];
 125                 unsigned emit[PIPE_MAX_SHADER_INPUTS];
 126         } swtnl;
 127
 128         enum {
 129                 HW, SWTNL, SWRAST
 130         } render_mode;
 131         unsigned fallback_swtnl;
 132         unsigned fallback_swrast;
 133
 134         /* Context state */
 135         unsigned dirty, draw_dirty;
 136         struct pipe_scissor_state scissor;
 137         unsigned stipple[32];
 138         struct pipe_clip_state clip;
 139         struct nv40_vertex_program *vertprog;
 140         struct nv40_fragment_program *fragprog;
 141         struct pipe_buffer *constbuf[PIPE_SHADER_TYPES];
 142         unsigned constbuf_nr[PIPE_SHADER_TYPES];
 143         struct nv40_rasterizer_state *rasterizer;
 144         struct nv40_zsa_state *zsa;
 145         struct nv40_blend_state *blend;
 146         struct pipe_blend_color blend_colour;
 147         struct pipe_viewport_state viewport;
 148         struct pipe_framebuffer_state framebuffer;
 149         struct pipe_buffer *idxbuf;
 150         unsigned idxbuf_format;
 151         struct nv40_sampler_state *tex_sampler[PIPE_MAX_SAMPLERS];
 152         struct nv40_miptree *tex_miptree[PIPE_MAX_SAMPLERS];
 153         unsigned nr_samplers;
 154         unsigned nr_textures;
 155         unsigned dirty_samplers;
 156         struct pipe_vertex_buffer vtxbuf[PIPE_MAX_ATTRIBS];
 157         unsigned vtxbuf_nr;
 158         struct pipe_vertex_element vtxelt[PIPE_MAX_ATTRIBS];
 159         unsigned vtxelt_nr;
 160 };
 161
 162 static INLINE struct nv40_context *
 163 nv40_context(struct pipe_context *pipe)
 164 {
 165         return (struct nv40_context *)pipe;
 166 }
 167
 168 struct nv40_state_entry {
 169         boolean (*validate)(struct nv40_context *nv40);
 170         struct {
 171                 unsigned pipe;
 172                 unsigned hw;
 173         } dirty;
 174 };
 175
 176 extern void nv40_init_state_functions(struct nv40_context *nv40);
 177 extern void nv40_init_surface_functions(struct nv40_context *nv40);
 178 extern void nv40_init_query_functions(struct nv40_context *nv40);
 179
 180 extern void nv40_screen_init_miptree_functions(struct pipe_screen *pscreen);
 181
 182 /* nv40_draw.c */
 183 extern struct draw_stage *nv40_draw_render_stage(struct nv40_context *nv40);
 184 extern void nv40_draw_elements_swtnl(struct pipe_context *pipe,
 185                                         struct pipe_buffer *idxbuf,
 186                                         unsigned ib_size, unsigned mode,
 187                                         unsigned start, unsigned count);
 188
 189 /* nv40_vertprog.c */
 190 extern void nv40_vertprog_destroy(struct nv40_context *,
 191                                   struct nv40_vertex_program *);
 192
 193 /* nv40_fragprog.c */
 194 extern void nv40_fragprog_destroy(struct nv40_context *,
 195                                   struct nv40_fragment_program *);
 196
 197 /* nv40_fragtex.c */
 198 extern void nv40_fragtex_bind(struct nv40_context *);
 199
 200 /* nv40_state.c and friends */
 201 extern boolean nv40_state_validate(struct nv40_context *nv40);
 202 extern boolean nv40_state_validate_swtnl(struct nv40_context *nv40);
 203 extern void nv40_state_emit(struct nv40_context *nv40);
 204 extern void nv40_state_flush_notify(struct nouveau_channel *chan);
 205 extern struct nv40_state_entry nv40_state_rasterizer;
 206 extern struct nv40_state_entry nv40_state_scissor;
 207 extern struct nv40_state_entry nv40_state_stipple;
 208 extern struct nv40_state_entry nv40_state_fragprog;
 209 extern struct nv40_state_entry nv40_state_vertprog;
 210 extern struct nv40_state_entry nv40_state_blend;
 211 extern struct nv40_state_entry nv40_state_blend_colour;
 212 extern struct nv40_state_entry nv40_state_zsa;
 213 extern struct nv40_state_entry nv40_state_viewport;
 214 extern struct nv40_state_entry nv40_state_framebuffer;
 215 extern struct nv40_state_entry nv40_state_fragtex;
 216 extern struct nv40_state_entry nv40_state_vbo;
 217 extern struct nv40_state_entry nv40_state_vtxfmt;
 218
 219 /* nv40_vbo.c */
 220 extern void nv40_draw_arrays(struct pipe_context *, unsigned mode,
 221                                 unsigned start, unsigned count);
 222 extern void nv40_draw_elements(struct pipe_context *pipe,
 223                                   struct pipe_buffer *indexBuffer,
 224                                   unsigned indexSize,
 225                                   unsigned mode, unsigned start,
 226                                   unsigned count);
 227
 228 /* nv40_clear.c */
 229 extern void nv40_clear(struct pipe_context *pipe, unsigned buffers,
 230                        const float *rgba, double depth, unsigned stencil);
 231
 232 /* nv40_context.c */
 233 struct pipe_context *
 234 nv40_create(struct pipe_screen *pscreen, void *priv);
 235
 236 #endif