2 * Copyright 2008 Corbin Simpson <MostAwesomeDude@gmail.com>
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * on the rights to use, copy, modify, merge, publish, distribute, sub
8 * license, and/or sell copies of the Software, and to permit persons to whom
9 * the Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
21 * USE OR OTHER DEALINGS IN THE SOFTWARE. */
23 #ifndef R300_CONTEXT_H
24 #define R300_CONTEXT_H
26 #include "draw/draw_vertex.h"
28 #include "util/u_blitter.h"
30 #include "pipe/p_context.h"
31 #include "util/u_inlines.h"
32 #include "util/u_transfer.h"
33 #include "util/u_vbuf_mgr.h"
35 #include "r300_defines.h"
36 #include "r300_screen.h"
37 #include "r300_winsys.h"
41 struct r300_fragment_shader;
42 struct r300_vertex_shader;
43 struct r300_stencilref_context;
46 /* Name, for debugging. */
50 /* Emit the state to the context. */
51 void (*emit)(struct r300_context*, unsigned, void*);
52 /* Upper bound on number of dwords to emit. */
54 /* Whether this atom should be emitted. */
56 /* Whether this atom may be emitted with state == NULL. */
57 boolean allow_null_state;
60 struct r300_aa_state {
61 struct r300_surface *dest;
64 uint32_t aaresolve_ctl;
67 struct r300_blend_state {
68 struct pipe_blend_state state;
71 uint32_t cb_noclamp[8];
72 uint32_t cb_no_readwrite[8];
75 struct r300_blend_color_state {
76 struct pipe_blend_color state;
80 struct r300_clip_state {
81 struct pipe_clip_state clip;
86 struct r300_dsa_state {
87 struct pipe_depth_stencil_alpha_state dsa;
89 /* This is actually a command buffer with named dwords. */
91 uint32_t alpha_function; /* R300_FG_ALPHA_FUNC: 0x4bd4 */
93 uint32_t z_buffer_control; /* R300_ZB_CNTL: 0x4f00 */
94 uint32_t z_stencil_control; /* R300_ZB_ZSTENCILCNTL: 0x4f04 */
95 uint32_t stencil_ref_mask; /* R300_ZB_STENCILREFMASK: 0x4f08 */
97 uint32_t stencil_ref_bf; /* R500_ZB_STENCILREFMASK_BF: 0x4fd4 */
99 uint32_t alpha_value; /* R500_FG_ALPHA_VALUE: 0x4be0 */
101 /* The same, but for FP16 alpha test. */
102 uint32_t cb_begin_fp16;
103 uint32_t alpha_function_fp16; /* R300_FG_ALPHA_FUNC: 0x4bd4 */
104 uint32_t cb_reg_seq_fp16;
105 uint32_t z_buffer_control_fp16; /* R300_ZB_CNTL: 0x4f00 */
106 uint32_t z_stencil_control_fp16; /* R300_ZB_ZSTENCILCNTL: 0x4f04 */
107 uint32_t stencil_ref_mask_fp16; /* R300_ZB_STENCILREFMASK: 0x4f08 */
108 uint32_t cb_reg_fp16;
109 uint32_t stencil_ref_bf_fp16; /* R500_ZB_STENCILREFMASK_BF: 0x4fd4 */
110 uint32_t cb_reg1_fp16;
111 uint32_t alpha_value_fp16; /* R500_FG_ALPHA_VALUE: 0x4be0 */
113 /* The second command buffer disables zbuffer reads and writes. */
114 uint32_t cb_zb_no_readwrite[10];
115 uint32_t cb_fp16_zb_no_readwrite[10];
117 /* Whether a two-sided stencil is enabled. */
119 /* Whether a fallback should be used for a two-sided stencil ref value. */
120 boolean two_sided_stencil_ref;
123 struct r300_hyperz_state {
125 /* This is actually a command buffer with named dwords. */
126 uint32_t cb_flush_begin;
127 uint32_t zb_zcache_ctlstat; /* R300_ZB_CACHE_CNTL */
129 uint32_t zb_bw_cntl; /* R300_ZB_BW_CNTL */
131 uint32_t zb_depthclearvalue; /* R300_ZB_DEPTHCLEARVALUE */
133 uint32_t sc_hyperz; /* R300_SC_HYPERZ */
135 uint32_t gb_z_peq_config; /* R300_GB_Z_PEQ_CONFIG: 0x4028 */
138 struct r300_gpu_flush {
139 uint32_t cb_flush_clean[6];
142 #define RS_STATE_MAIN_SIZE 25
144 struct r300_rs_state {
145 /* Original rasterizer state. */
146 struct pipe_rasterizer_state rs;
147 /* Draw-specific rasterizer state. */
148 struct pipe_rasterizer_state rs_draw;
150 /* Command buffers. */
151 uint32_t cb_main[RS_STATE_MAIN_SIZE];
152 uint32_t cb_poly_offset_zb16[5];
153 uint32_t cb_poly_offset_zb24[5];
155 /* The index to cb_main where the cull_mode register value resides. */
156 unsigned cull_mode_index;
158 /* Whether polygon offset is enabled. */
159 boolean polygon_offset_enable;
161 /* This is emitted in the draw function. */
162 uint32_t color_control; /* R300_GA_COLOR_CONTROL: 0x4278 */
165 struct r300_rs_block {
166 uint32_t vap_vtx_state_cntl; /* R300_VAP_VTX_STATE_CNTL: 0x2180 */
167 uint32_t vap_vsm_vtx_assm; /* R300_VAP_VSM_VTX_ASSM: 0x2184 */
168 uint32_t vap_out_vtx_fmt[2]; /* R300_VAP_OUTPUT_VTX_FMT_[0-1]: 0x2090 */
171 uint32_t ip[8]; /* R300_RS_IP_[0-7], R500_RS_IP_[0-7] */
172 uint32_t count; /* R300_RS_COUNT */
173 uint32_t inst_count; /* R300_RS_INST_COUNT */
174 uint32_t inst[8]; /* R300_RS_INST_[0-7] */
177 struct r300_sampler_state {
178 struct pipe_sampler_state state;
180 uint32_t filter0; /* R300_TX_FILTER0: 0x4400 */
181 uint32_t filter1; /* R300_TX_FILTER1: 0x4440 */
183 /* Min/max LOD must be clamped to [0, last_level], thus
184 * it's dependent on a currently bound texture */
185 unsigned min_lod, max_lod;
188 struct r300_texture_format_state {
189 uint32_t format0; /* R300_TX_FORMAT0: 0x4480 */
190 uint32_t format1; /* R300_TX_FORMAT1: 0x44c0 */
191 uint32_t format2; /* R300_TX_FORMAT2: 0x4500 */
192 uint32_t tile_config; /* R300_TX_OFFSET (subset thereof) */
195 struct r300_sampler_view {
196 struct pipe_sampler_view base;
198 /* Swizzles in the UTIL_FORMAT_SWIZZLE_* representation,
199 * derived from base. */
200 unsigned char swizzle[4];
202 /* Copy of r300_texture::texture_format_state with format-specific bits
204 struct r300_texture_format_state format;
206 /* The texture cache region for this texture. */
207 uint32_t texcache_region;
210 struct r300_texture_sampler_state {
211 struct r300_texture_format_state format;
212 uint32_t filter0; /* R300_TX_FILTER0: 0x4400 */
213 uint32_t filter1; /* R300_TX_FILTER1: 0x4440 */
214 uint32_t border_color; /* R300_TX_BORDER_COLOR: 0x45c0 */
217 struct r300_textures_state {
219 struct r300_sampler_view *sampler_views[16];
220 int sampler_view_count;
221 /* Sampler states. */
222 struct r300_sampler_state *sampler_states[16];
223 int sampler_state_count;
225 /* This is the merge of the texture and sampler states. */
227 uint32_t tx_enable; /* R300_TX_ENABLE: 0x4101 */
228 struct r300_texture_sampler_state regs[16];
231 struct r300_vertex_stream_state {
232 /* R300_VAP_PROG_STREAK_CNTL_[0-7] */
233 uint32_t vap_prog_stream_cntl[8];
234 /* R300_VAP_PROG_STREAK_CNTL_EXT_[0-7] */
235 uint32_t vap_prog_stream_cntl_ext[8];
240 struct r300_invariant_state {
244 struct r300_vap_invariant_state {
248 struct r300_viewport_state {
249 float xscale; /* R300_VAP_VPORT_XSCALE: 0x2098 */
250 float xoffset; /* R300_VAP_VPORT_XOFFSET: 0x209c */
251 float yscale; /* R300_VAP_VPORT_YSCALE: 0x20a0 */
252 float yoffset; /* R300_VAP_VPORT_YOFFSET: 0x20a4 */
253 float zscale; /* R300_VAP_VPORT_ZSCALE: 0x20a8 */
254 float zoffset; /* R300_VAP_VPORT_ZOFFSET: 0x20ac */
255 uint32_t vte_control; /* R300_VAP_VTE_CNTL: 0x20b0 */
258 struct r300_ztop_state {
259 uint32_t z_buffer_top; /* R300_ZB_ZTOP: 0x4f14 */
262 /* The next several objects are not pure Radeon state; they inherit from
263 * various Gallium classes. */
265 struct r300_constant_buffer {
266 /* Buffer of constants */
268 /* Remapping table. */
269 unsigned *remap_table;
270 /* const buffer base */
271 uint32_t buffer_base;
276 * This is not a subclass of pipe_query because pipe_query is never
277 * actually fully defined. So, rather than have it as a member, and do
278 * subclass-style casting, we treat pipe_query as an opaque, and just
279 * trust that our state tracker does not ever mess up query objects.
282 /* The kind of query. Currently only OQ is supported. */
284 /* The number of pipes where query results are stored. */
286 /* How many results have been written, in dwords. It's incremented
287 * after end_query and flush. */
288 unsigned num_results;
289 /* if begin has been emitted */
290 boolean begin_emitted;
292 /* The buffer where query results are stored. */
293 struct r300_winsys_bo *buf;
294 struct r300_winsys_cs_handle *cs_buf;
295 /* The size of the buffer. */
296 unsigned buffer_size;
297 /* The domain of the buffer. */
298 enum r300_buffer_domain domain;
300 /* Linked list members. */
301 struct r300_query* prev;
302 struct r300_query* next;
305 struct r300_surface {
306 struct pipe_surface base;
308 /* Winsys buffer backing the texture. */
309 struct r300_winsys_bo *buf;
310 struct r300_winsys_cs_handle *cs_buf;
312 enum r300_buffer_domain domain;
314 uint32_t offset; /* COLOROFFSET or DEPTHOFFSET. */
315 uint32_t pitch; /* COLORPITCH or DEPTHPITCH. */
316 uint32_t pitch_zmask; /* ZMASK_PITCH */
317 uint32_t pitch_hiz; /* HIZ_PITCH */
318 uint32_t format; /* US_OUT_FMT or ZB_FORMAT. */
320 /* Parameters dedicated to the CBZB clear. */
321 uint32_t cbzb_width; /* Aligned width. */
322 uint32_t cbzb_height; /* Half of the height. */
323 uint32_t cbzb_midpoint_offset; /* DEPTHOFFSET. */
324 uint32_t cbzb_pitch; /* DEPTHPITCH. */
325 uint32_t cbzb_format; /* ZB_FORMAT. */
327 /* Whether the CBZB clear is allowed on the surface. */
328 boolean cbzb_allowed;
331 struct r300_texture_desc {
332 /* Width, height, and depth.
333 * Most of the time, these are equal to pipe_texture::width0, height0,
334 * and depth0. However, NPOT 3D textures must have dimensions aligned
335 * to POT, and this is the only case when these variables differ from
337 unsigned width0, height0, depth0;
340 * Macrotiling is specified per-level because small mipmaps cannot
342 enum r300_buffer_tiling microtile;
343 enum r300_buffer_tiling macrotile[R300_MAX_TEXTURE_LEVELS];
345 /* Offsets into the buffer. */
346 unsigned offset_in_bytes[R300_MAX_TEXTURE_LEVELS];
348 /* Strides for each mip-level. */
349 unsigned stride_in_pixels[R300_MAX_TEXTURE_LEVELS];
350 unsigned stride_in_bytes[R300_MAX_TEXTURE_LEVELS];
352 /* Size of one zslice or face or 2D image based on the texture target. */
353 unsigned layer_size_in_bytes[R300_MAX_TEXTURE_LEVELS];
355 /* Total size of this texture, in bytes,
356 * derived from the texture properties. */
357 unsigned size_in_bytes;
359 /* Total size of the buffer backing this texture, in bytes.
360 * It must be >= size. */
361 unsigned buffer_size_in_bytes;
364 * If non-zero, override the natural texture layout with
365 * a custom stride (in bytes).
367 * \note Mipmapping fails for textures with a non-natural layout!
369 * \sa r300_texture_get_stride
371 unsigned stride_in_bytes_override;
373 /* Whether this texture has non-power-of-two dimensions.
374 * It can be either a regular texture or a rectangle one. */
377 /* This flag says that hardware must use the stride for addressing
378 * instead of the width. */
379 boolean uses_stride_addressing;
381 /* Whether CBZB fast color clear is allowed on the miplevel. */
382 boolean cbzb_allowed[R300_MAX_TEXTURE_LEVELS];
384 /* Zbuffer compression info for each miplevel. */
385 boolean zcomp8x8[R300_MAX_TEXTURE_LEVELS];
386 /* If zero, then disable Z compression/HiZ. */
387 unsigned zmask_dwords[R300_MAX_TEXTURE_LEVELS];
388 unsigned hiz_dwords[R300_MAX_TEXTURE_LEVELS];
389 /* Zmask/HiZ strides for each miplevel. */
390 unsigned zmask_stride_in_pixels[R300_MAX_TEXTURE_LEVELS];
391 unsigned hiz_stride_in_pixels[R300_MAX_TEXTURE_LEVELS];
396 struct u_vbuf_resource b;
398 /* Winsys buffer backing this resource. */
399 struct r300_winsys_bo *buf;
400 struct r300_winsys_cs_handle *cs_buf;
401 enum r300_buffer_domain domain;
404 /* Constant buffers are in user memory. */
405 uint8_t *constant_buffer;
407 /* Texture description (addressing, layout, special features). */
408 struct r300_texture_desc tex;
410 /* Registers carrying texture format data. */
411 /* Only format-independent bits should be filled in. */
412 struct r300_texture_format_state tx_format;
414 /* Where the texture starts in the buffer. */
417 /* This is the level tiling flags were last time set for.
418 * It's used to prevent redundant tiling-flags changes from happening.*/
419 unsigned surface_level;
422 struct r300_vertex_element_state {
424 struct pipe_vertex_element velem[PIPE_MAX_ATTRIBS];
425 unsigned format_size[PIPE_MAX_ATTRIBS];
427 struct u_vbuf_mgr_elements *vmgr_elements;
429 /* The size of the vertex, in dwords. */
430 unsigned vertex_size_dwords;
432 struct r300_vertex_stream_state vertex_stream;
438 /* The function, when determined, is set in stone
439 * until the next HiZ clear. */
441 /* MAX is written to the HiZ buffer.
442 * Used for LESS, LEQUAL. */
445 /* MIN is written to the HiZ buffer.
446 * Used for GREATER, GEQUAL. */
450 /* For deferred fragment shader state validation. */
451 enum r300_fs_validity_status {
452 FRAGMENT_SHADER_VALID, /* No need to change/validate the FS. */
453 FRAGMENT_SHADER_MAYBE_DIRTY,/* Validate the FS if external state was changed. */
454 FRAGMENT_SHADER_DIRTY /* Always validate the FS (if the FS was changed) */
457 struct r300_context {
459 struct pipe_context context;
461 /* The interface to the windowing system, etc. */
462 struct r300_winsys_screen *rws;
463 /* The command stream. */
464 struct r300_winsys_cs *cs;
466 struct r300_screen *screen;
468 /* Draw module. Used mostly for SW TCL. */
469 struct draw_context* draw;
470 /* Vertex buffer for SW TCL. */
471 struct pipe_resource* vbo;
472 /* Offset and size into the SW TCL VBO. */
473 size_t draw_vbo_offset;
474 size_t draw_vbo_size;
475 /* Whether the VBO must not be flushed. */
476 boolean draw_vbo_locked;
477 boolean draw_first_emitted;
479 /* Accelerated blit support. */
480 struct blitter_context* blitter;
481 /* Stencil two-sided reference value fallback. */
482 struct r300_stencilref_context *stencilref_fallback;
484 /* The KIL opcode needs the first texture unit to be enabled
485 * on r3xx-r4xx. In order to calm down the CS checker, we bind this
486 * dummy texture there. */
487 struct r300_sampler_view *texkill_sampler;
489 /* When no vertex buffer is set, this one is used instead to prevent
491 struct pipe_resource *dummy_vb;
493 /* The currently active query. */
494 struct r300_query *query_current;
495 /* The saved query for blitter operations. */
496 struct r300_query *blitter_saved_query;
498 struct r300_query query_list;
500 /* Various CSO state objects. */
502 /* Each atom is emitted in the order it appears here, which can affect
503 * performance and stability if not handled with care. */
505 struct r300_atom gpu_flush;
506 /* Anti-aliasing (MSAA) state. */
507 struct r300_atom aa_state;
508 /* Framebuffer state. */
509 struct r300_atom fb_state;
510 /* HyperZ state (various SC/ZB bits). */
511 struct r300_atom hyperz_state;
513 struct r300_atom ztop_state;
514 /* Depth, stencil, and alpha state. */
515 struct r300_atom dsa_state;
517 struct r300_atom blend_state;
518 /* Blend color state. */
519 struct r300_atom blend_color_state;
521 struct r300_atom scissor_state;
522 /* Invariant state. This must be emitted to get the engine started. */
523 struct r300_atom invariant_state;
524 /* Viewport state. */
525 struct r300_atom viewport_state;
527 struct r300_atom pvs_flush;
528 /* VAP invariant state. */
529 struct r300_atom vap_invariant_state;
530 /* Vertex stream formatting state. */
531 struct r300_atom vertex_stream_state;
533 struct r300_atom vs_state;
534 /* User clip planes. */
535 struct r300_atom clip_state;
536 /* RS block state + VAP (vertex shader) output mapping state. */
537 struct r300_atom rs_block_state;
538 /* Rasterizer state. */
539 struct r300_atom rs_state;
540 /* Framebuffer state (pipelined regs). */
541 struct r300_atom fb_state_pipelined;
542 /* Fragment shader. */
544 /* Fragment shader RC_CONSTANT_STATE variables. */
545 struct r300_atom fs_rc_constant_state;
546 /* Fragment shader constant buffer. */
547 struct r300_atom fs_constants;
548 /* Vertex shader constant buffer. */
549 struct r300_atom vs_constants;
550 /* Texture cache invalidate. */
551 struct r300_atom texture_cache_inval;
552 /* Textures state. */
553 struct r300_atom textures_state;
555 struct r300_atom hiz_clear;
557 struct r300_atom zmask_clear;
558 /* Occlusion query. */
559 struct r300_atom query_start;
561 /* The pointers to the first and the last atom. */
562 struct r300_atom *first_dirty, *last_dirty;
564 /* Vertex elements for Gallium. */
565 struct r300_vertex_element_state *velems;
567 struct pipe_index_buffer index_buffer;
569 /* Vertex info for Draw. */
570 struct vertex_info vertex_info;
572 struct pipe_stencil_ref stencil_ref;
573 struct pipe_viewport_state viewport;
575 /* Stream locations for SWTCL. */
576 int stream_loc_notcl[16];
578 /* Flag indicating whether or not the HW is dirty. */
580 /* Whether polygon offset is enabled. */
581 boolean polygon_offset_enabled;
582 /* Z buffer bit depth. */
583 uint32_t zbuffer_bpp;
584 /* Whether rendering is conditional and should be skipped. */
585 boolean skip_rendering;
586 /* Point sprites texcoord index, 1 bit per texcoord */
587 int sprite_coord_enable;
588 /* Whether two-sided color selection is enabled (AKA light_twoside). */
589 boolean two_sided_color;
590 /* Whether fragment color clamping is enabled. */
592 /* Whether fast color clear is enabled. */
594 /* Whether ZMASK is enabled. */
595 boolean zmask_in_use;
596 /* Whether ZMASK is being decompressed. */
597 boolean zmask_decompress;
598 /* Whether ZMASK/HIZ is locked, i.e. should be disabled and cannot be taken over. */
599 boolean hyperz_locked;
600 /* The zbuffer the ZMASK of which is locked. */
601 struct pipe_surface *locked_zbuffer;
602 /* Whether HIZ is enabled. */
604 /* HiZ function. Can be either MIN or MAX. */
605 enum r300_hiz_func hiz_func;
606 /* HiZ clear value. */
607 uint32_t hiz_clear_value;
608 /* Whether fragment shader needs to be validated. */
609 enum r300_fs_validity_status fs_status;
610 /* Framebuffer multi-write. */
611 boolean fb_multiwrite;
613 void *dsa_decompress_zmask;
615 struct u_vbuf_mgr *vbuf_mgr;
617 struct util_slab_mempool pool_transfers;
620 uint64_t flush_counter;
622 /* const tracking for VS */
625 /* Vertex array state info */
626 boolean vertex_arrays_dirty;
627 boolean vertex_arrays_indexed;
628 int vertex_arrays_offset;
629 int vertex_arrays_instance_id;
630 boolean instancing_enabled;
633 #define foreach_atom(r300, atom) \
634 for (atom = &r300->gpu_flush; atom != (&r300->query_start)+1; atom++)
636 #define foreach_dirty_atom(r300, atom) \
637 for (atom = r300->first_dirty; atom != r300->last_dirty; atom++)
639 /* Convenience cast wrappers. */
640 static INLINE struct r300_query* r300_query(struct pipe_query* q)
642 return (struct r300_query*)q;
645 static INLINE struct r300_surface* r300_surface(struct pipe_surface* surf)
647 return (struct r300_surface*)surf;
650 static INLINE struct r300_resource* r300_resource(struct pipe_resource* tex)
652 return (struct r300_resource*)tex;
655 static INLINE struct r300_context* r300_context(struct pipe_context* context)
657 return (struct r300_context*)context;
660 static INLINE struct r300_fragment_shader *r300_fs(struct r300_context *r300)
662 return (struct r300_fragment_shader*)r300->fs.state;
665 static INLINE void r300_mark_atom_dirty(struct r300_context *r300,
666 struct r300_atom *atom)
670 if (!r300->first_dirty) {
671 r300->first_dirty = atom;
672 r300->last_dirty = atom+1;
674 if (atom < r300->first_dirty)
675 r300->first_dirty = atom;
676 else if (atom+1 > r300->last_dirty)
677 r300->last_dirty = atom+1;
681 struct pipe_context* r300_create_context(struct pipe_screen* screen,
684 /* Context initialization. */
685 struct draw_stage* r300_draw_stage(struct r300_context* r300);
686 void r300_init_blit_functions(struct r300_context *r300);
687 void r300_init_flush_functions(struct r300_context* r300);
688 void r300_init_query_functions(struct r300_context* r300);
689 void r300_init_render_functions(struct r300_context *r300);
690 void r300_init_state_functions(struct r300_context* r300);
691 void r300_init_resource_functions(struct r300_context* r300);
694 void r300_decompress_zmask(struct r300_context *r300);
695 void r300_decompress_zmask_locked_unsafe(struct r300_context *r300);
696 void r300_decompress_zmask_locked(struct r300_context *r300);
699 void r300_flush(struct pipe_context *pipe,
701 struct pipe_fence_handle **fence);
704 void r300_update_hyperz_state(struct r300_context* r300);
707 void r300_resume_query(struct r300_context *r300,
708 struct r300_query *query);
709 void r300_stop_query(struct r300_context *r300);
711 /* r300_render_translate.c */
712 void r300_translate_index_buffer(struct r300_context *r300,
713 struct pipe_resource **index_buffer,
714 unsigned *index_size, unsigned index_offset,
715 unsigned *start, unsigned count);
717 /* r300_render_stencilref.c */
718 void r300_plug_in_stencil_ref_fallback(struct r300_context *r300);
721 void r300_draw_flush_vbuf(struct r300_context *r300);
722 void r500_emit_index_bias(struct r300_context *r300, int index_bias);
725 enum r300_fb_state_change {
726 R300_CHANGED_FB_STATE = 0,
727 R300_CHANGED_HYPERZ_FLAG,
728 R300_CHANGED_MULTIWRITE
731 void r300_mark_fb_state_dirty(struct r300_context *r300,
732 enum r300_fb_state_change change);
733 void r300_mark_fs_code_dirty(struct r300_context *r300);
735 /* r300_state_derived.c */
736 void r300_update_derived_state(struct r300_context* r300);
739 void r500_dump_rs_block(struct r300_rs_block *rs);
742 static INLINE boolean CTX_DBG_ON(struct r300_context * ctx, unsigned flags)
744 return SCREEN_DBG_ON(ctx->screen, flags);
747 static INLINE void CTX_DBG(struct r300_context * ctx, unsigned flags,
748 const char * fmt, ...)
750 if (CTX_DBG_ON(ctx, flags)) {
753 vfprintf(stderr, fmt, va);
758 #define DBG_ON CTX_DBG_ON
761 #endif /* R300_CONTEXT_H */