src/gallium/drivers/nv40/nv40_context.h

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