src/gallium/drivers/nv30/nv30_context.h

   1 #ifndef __NV30_CONTEXT_H__
   2 #define __NV30_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 "nv30_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 nv30_state_index {
  30         NV30_STATE_FB = 0,
  31         NV30_STATE_VIEWPORT = 1,
  32         NV30_STATE_BLEND = 2,
  33         NV30_STATE_RAST = 3,
  34         NV30_STATE_ZSA = 4,
  35         NV30_STATE_BCOL = 5,
  36         NV30_STATE_CLIP = 6,
  37         NV30_STATE_SCISSOR = 7,
  38         NV30_STATE_STIPPLE = 8,
  39         NV30_STATE_FRAGPROG = 9,
  40         NV30_STATE_VERTPROG = 10,
  41         NV30_STATE_FRAGTEX0 = 11,
  42         NV30_STATE_FRAGTEX1 = 12,
  43         NV30_STATE_FRAGTEX2 = 13,
  44         NV30_STATE_FRAGTEX3 = 14,
  45         NV30_STATE_FRAGTEX4 = 15,
  46         NV30_STATE_FRAGTEX5 = 16,
  47         NV30_STATE_FRAGTEX6 = 17,
  48         NV30_STATE_FRAGTEX7 = 18,
  49         NV30_STATE_FRAGTEX8 = 19,
  50         NV30_STATE_FRAGTEX9 = 20,
  51         NV30_STATE_FRAGTEX10 = 21,
  52         NV30_STATE_FRAGTEX11 = 22,
  53         NV30_STATE_FRAGTEX12 = 23,
  54         NV30_STATE_FRAGTEX13 = 24,
  55         NV30_STATE_FRAGTEX14 = 25,
  56         NV30_STATE_FRAGTEX15 = 26,
  57         NV30_STATE_VERTTEX0 = 27,
  58         NV30_STATE_VERTTEX1 = 28,
  59         NV30_STATE_VERTTEX2 = 29,
  60         NV30_STATE_VERTTEX3 = 30,
  61         NV30_STATE_VTXBUF = 31,
  62         NV30_STATE_VTXFMT = 32,
  63         NV30_STATE_VTXATTR = 33,
  64         NV30_STATE_SR = 34,
  65         NV30_STATE_MAX = 35
  66 };
  67
  68 #include "nv30_screen.h"
  69
  70 #define NV30_NEW_BLEND          (1 <<  0)
  71 #define NV30_NEW_RAST           (1 <<  1)
  72 #define NV30_NEW_ZSA            (1 <<  2)
  73 #define NV30_NEW_SAMPLER        (1 <<  3)
  74 #define NV30_NEW_FB             (1 <<  4)
  75 #define NV30_NEW_STIPPLE        (1 <<  5)
  76 #define NV30_NEW_SCISSOR        (1 <<  6)
  77 #define NV30_NEW_VIEWPORT       (1 <<  7)
  78 #define NV30_NEW_BCOL           (1 <<  8)
  79 #define NV30_NEW_VERTPROG       (1 <<  9)
  80 #define NV30_NEW_FRAGPROG       (1 << 10)
  81 #define NV30_NEW_ARRAYS         (1 << 11)
  82 #define NV30_NEW_UCP            (1 << 12)
  83 #define NV30_NEW_SR             (1 << 13)
  84
  85 struct nv30_rasterizer_state {
  86         struct pipe_rasterizer_state pipe;
  87         struct nouveau_stateobj *so;
  88 };
  89
  90 struct nv30_zsa_state {
  91         struct pipe_depth_stencil_alpha_state pipe;
  92         struct nouveau_stateobj *so;
  93 };
  94
  95 struct nv30_blend_state {
  96         struct pipe_blend_state pipe;
  97         struct nouveau_stateobj *so;
  98 };
  99
 100
 101 struct nv30_state {
 102         unsigned scissor_enabled;
 103         unsigned stipple_enabled;
 104         unsigned fp_samplers;
 105
 106         uint64_t dirty;
 107         struct nouveau_stateobj *hw[NV30_STATE_MAX];
 108 };
 109
 110 struct nv30_vtxelt_state {
 111         struct pipe_vertex_element pipe[16];
 112         unsigned num_elements;
 113 };
 114
 115 struct nv30_context {
 116         struct pipe_context pipe;
 117
 118         struct nouveau_winsys *nvws;
 119         struct nv30_screen *screen;
 120
 121         struct draw_context *draw;
 122
 123         /* HW state derived from pipe states */
 124         struct nv30_state state;
 125
 126         /* Context state */
 127         unsigned dirty;
 128         struct pipe_scissor_state scissor;
 129         unsigned stipple[32];
 130         struct nv30_vertex_program *vertprog;
 131         struct nv30_fragment_program *fragprog;
 132         struct pipe_buffer *constbuf[PIPE_SHADER_TYPES];
 133         unsigned constbuf_nr[PIPE_SHADER_TYPES];
 134         struct nv30_rasterizer_state *rasterizer;
 135         struct nv30_zsa_state *zsa;
 136         struct nv30_blend_state *blend;
 137         struct pipe_blend_color blend_colour;
 138         struct pipe_stencil_ref stencil_ref;
 139         struct pipe_viewport_state viewport;
 140         struct pipe_framebuffer_state framebuffer;
 141         struct pipe_buffer *idxbuf;
 142         unsigned idxbuf_format;
 143         struct nv30_sampler_state *tex_sampler[PIPE_MAX_SAMPLERS];
 144         struct nv30_miptree *tex_miptree[PIPE_MAX_SAMPLERS];
 145         unsigned nr_samplers;
 146         unsigned nr_textures;
 147         unsigned dirty_samplers;
 148         struct pipe_vertex_buffer vtxbuf[PIPE_MAX_ATTRIBS];
 149         unsigned vtxbuf_nr;
 150         struct nv30_vtxelt_state *vtxelt;
 151 };
 152
 153 static INLINE struct nv30_context *
 154 nv30_context(struct pipe_context *pipe)
 155 {
 156         return (struct nv30_context *)pipe;
 157 }
 158
 159 struct nv30_state_entry {
 160         boolean (*validate)(struct nv30_context *nv30);
 161         struct {
 162                 unsigned pipe;
 163                 unsigned hw;
 164         } dirty;
 165 };
 166
 167 extern void nv30_init_state_functions(struct nv30_context *nv30);
 168 extern void nv30_init_surface_functions(struct nv30_context *nv30);
 169 extern void nv30_init_query_functions(struct nv30_context *nv30);
 170 extern void nv30_init_transfer_functions(struct nv30_context *nv30);
 171
 172 extern void nv30_screen_init_miptree_functions(struct pipe_screen *pscreen);
 173
 174 /* nv30_draw.c */
 175 extern struct draw_stage *nv30_draw_render_stage(struct nv30_context *nv30);
 176
 177 /* nv30_vertprog.c */
 178 extern void nv30_vertprog_destroy(struct nv30_context *,
 179                                   struct nv30_vertex_program *);
 180
 181 /* nv30_fragprog.c */
 182 extern void nv30_fragprog_destroy(struct nv30_context *,
 183                                   struct nv30_fragment_program *);
 184
 185 /* nv30_fragtex.c */
 186 extern void nv30_fragtex_bind(struct nv30_context *);
 187
 188 /* nv30_state.c and friends */
 189 extern boolean nv30_state_validate(struct nv30_context *nv30);
 190 extern void nv30_state_emit(struct nv30_context *nv30);
 191 extern void nv30_state_flush_notify(struct nouveau_channel *chan);
 192 extern struct nv30_state_entry nv30_state_rasterizer;
 193 extern struct nv30_state_entry nv30_state_scissor;
 194 extern struct nv30_state_entry nv30_state_stipple;
 195 extern struct nv30_state_entry nv30_state_fragprog;
 196 extern struct nv30_state_entry nv30_state_vertprog;
 197 extern struct nv30_state_entry nv30_state_blend;
 198 extern struct nv30_state_entry nv30_state_blend_colour;
 199 extern struct nv30_state_entry nv30_state_zsa;
 200 extern struct nv30_state_entry nv30_state_viewport;
 201 extern struct nv30_state_entry nv30_state_framebuffer;
 202 extern struct nv30_state_entry nv30_state_fragtex;
 203 extern struct nv30_state_entry nv30_state_vbo;
 204 extern struct nv30_state_entry nv30_state_sr;
 205
 206 /* nv30_vbo.c */
 207 extern void nv30_draw_arrays(struct pipe_context *, unsigned mode,
 208                                 unsigned start, unsigned count);
 209 extern void nv30_draw_elements(struct pipe_context *pipe,
 210                                   struct pipe_buffer *indexBuffer,
 211                                   unsigned indexSize,
 212                                   unsigned mode, unsigned start,
 213                                   unsigned count);
 214
 215 /* nv30_clear.c */
 216 extern void nv30_clear(struct pipe_context *pipe, unsigned buffers,
 217                        const float *rgba, double depth, unsigned stencil);
 218
 219 /* nv30_context.c */
 220 struct pipe_context *
 221 nv30_create(struct pipe_screen *pscreen, void *priv);
 222
 223 #endif