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 "../../winsys/radeon/drm/radeon_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) */
193 uint32_t us_format0; /* R500_US_FORMAT0_0: 0x4640 (through 15) */
196 struct r300_sampler_view {
197 struct pipe_sampler_view base;
199 /* Swizzles in the UTIL_FORMAT_SWIZZLE_* representation,
200 * derived from base. */
201 unsigned char swizzle[4];
203 /* Copy of r300_texture::texture_format_state with format-specific bits
205 struct r300_texture_format_state format;
207 /* The texture cache region for this texture. */
208 uint32_t texcache_region;
211 struct r300_texture_sampler_state {
212 struct r300_texture_format_state format;
213 uint32_t filter0; /* R300_TX_FILTER0: 0x4400 */
214 uint32_t filter1; /* R300_TX_FILTER1: 0x4440 */
215 uint32_t border_color; /* R300_TX_BORDER_COLOR: 0x45c0 */
218 struct r300_textures_state {
220 struct r300_sampler_view *sampler_views[16];
221 int sampler_view_count;
222 /* Sampler states. */
223 struct r300_sampler_state *sampler_states[16];
224 int sampler_state_count;
226 /* This is the merge of the texture and sampler states. */
228 uint32_t tx_enable; /* R300_TX_ENABLE: 0x4101 */
229 struct r300_texture_sampler_state regs[16];
232 struct r300_vertex_stream_state {
233 /* R300_VAP_PROG_STREAK_CNTL_[0-7] */
234 uint32_t vap_prog_stream_cntl[8];
235 /* R300_VAP_PROG_STREAK_CNTL_EXT_[0-7] */
236 uint32_t vap_prog_stream_cntl_ext[8];
241 struct r300_invariant_state {
245 struct r300_vap_invariant_state {
249 struct r300_viewport_state {
250 float xscale; /* R300_VAP_VPORT_XSCALE: 0x2098 */
251 float xoffset; /* R300_VAP_VPORT_XOFFSET: 0x209c */
252 float yscale; /* R300_VAP_VPORT_YSCALE: 0x20a0 */
253 float yoffset; /* R300_VAP_VPORT_YOFFSET: 0x20a4 */
254 float zscale; /* R300_VAP_VPORT_ZSCALE: 0x20a8 */
255 float zoffset; /* R300_VAP_VPORT_ZOFFSET: 0x20ac */
256 uint32_t vte_control; /* R300_VAP_VTE_CNTL: 0x20b0 */
259 struct r300_ztop_state {
260 uint32_t z_buffer_top; /* R300_ZB_ZTOP: 0x4f14 */
263 /* The next several objects are not pure Radeon state; they inherit from
264 * various Gallium classes. */
266 struct r300_constant_buffer {
267 /* Buffer of constants */
269 /* Remapping table. */
270 unsigned *remap_table;
271 /* const buffer base */
272 uint32_t buffer_base;
277 * This is not a subclass of pipe_query because pipe_query is never
278 * actually fully defined. So, rather than have it as a member, and do
279 * subclass-style casting, we treat pipe_query as an opaque, and just
280 * trust that our state tracker does not ever mess up query objects.
283 /* The kind of query. Currently only OQ is supported. */
285 /* The number of pipes where query results are stored. */
287 /* How many results have been written, in dwords. It's incremented
288 * after end_query and flush. */
289 unsigned num_results;
290 /* if begin has been emitted */
291 boolean begin_emitted;
293 /* The buffer where query results are stored. */
294 struct pb_buffer *buf;
295 struct radeon_winsys_cs_handle *cs_buf;
296 /* The size of the buffer. */
297 unsigned buffer_size;
299 /* Linked list members. */
300 struct r300_query* prev;
301 struct r300_query* next;
304 struct r300_surface {
305 struct pipe_surface base;
307 /* Winsys buffer backing the texture. */
308 struct pb_buffer *buf;
309 struct radeon_winsys_cs_handle *cs_buf;
311 uint32_t offset; /* COLOROFFSET or DEPTHOFFSET. */
312 uint32_t pitch; /* COLORPITCH or DEPTHPITCH. */
313 uint32_t pitch_zmask; /* ZMASK_PITCH */
314 uint32_t pitch_hiz; /* HIZ_PITCH */
315 uint32_t format; /* US_OUT_FMT or ZB_FORMAT. */
317 /* Parameters dedicated to the CBZB clear. */
318 uint32_t cbzb_width; /* Aligned width. */
319 uint32_t cbzb_height; /* Half of the height. */
320 uint32_t cbzb_midpoint_offset; /* DEPTHOFFSET. */
321 uint32_t cbzb_pitch; /* DEPTHPITCH. */
322 uint32_t cbzb_format; /* ZB_FORMAT. */
324 /* Whether the CBZB clear is allowed on the surface. */
325 boolean cbzb_allowed;
328 struct r300_texture_desc {
329 /* Width, height, and depth.
330 * Most of the time, these are equal to pipe_texture::width0, height0,
331 * and depth0. However, NPOT 3D textures must have dimensions aligned
332 * to POT, and this is the only case when these variables differ from
334 unsigned width0, height0, depth0;
337 * Macrotiling is specified per-level because small mipmaps cannot
339 enum radeon_bo_layout microtile;
340 enum radeon_bo_layout macrotile[R300_MAX_TEXTURE_LEVELS];
342 /* Offsets into the buffer. */
343 unsigned offset_in_bytes[R300_MAX_TEXTURE_LEVELS];
345 /* Strides for each mip-level. */
346 unsigned stride_in_pixels[R300_MAX_TEXTURE_LEVELS];
347 unsigned stride_in_bytes[R300_MAX_TEXTURE_LEVELS];
349 /* Size of one zslice or face or 2D image based on the texture target. */
350 unsigned layer_size_in_bytes[R300_MAX_TEXTURE_LEVELS];
352 /* Total size of this texture, in bytes,
353 * derived from the texture properties. */
354 unsigned size_in_bytes;
357 * If non-zero, override the natural texture layout with
358 * a custom stride (in bytes).
360 * \note Mipmapping fails for textures with a non-natural layout!
362 * \sa r300_texture_get_stride
364 unsigned stride_in_bytes_override;
366 /* Whether this texture has non-power-of-two dimensions.
367 * It can be either a regular texture or a rectangle one. */
370 /* This flag says that hardware must use the stride for addressing
371 * instead of the width. */
372 boolean uses_stride_addressing;
374 /* Whether CBZB fast color clear is allowed on the miplevel. */
375 boolean cbzb_allowed[R300_MAX_TEXTURE_LEVELS];
377 /* Zbuffer compression info for each miplevel. */
378 boolean zcomp8x8[R300_MAX_TEXTURE_LEVELS];
379 /* If zero, then disable Z compression/HiZ. */
380 unsigned zmask_dwords[R300_MAX_TEXTURE_LEVELS];
381 unsigned hiz_dwords[R300_MAX_TEXTURE_LEVELS];
382 /* Zmask/HiZ strides for each miplevel. */
383 unsigned zmask_stride_in_pixels[R300_MAX_TEXTURE_LEVELS];
384 unsigned hiz_stride_in_pixels[R300_MAX_TEXTURE_LEVELS];
389 struct u_vbuf_resource b;
391 /* Winsys buffer backing this resource. */
392 struct pb_buffer *buf;
393 struct radeon_winsys_cs_handle *cs_buf;
395 /* Constant buffers are in user memory. */
396 uint8_t *constant_buffer;
398 /* Texture description (addressing, layout, special features). */
399 struct r300_texture_desc tex;
401 /* Registers carrying texture format data. */
402 /* Only format-independent bits should be filled in. */
403 struct r300_texture_format_state tx_format;
405 /* Where the texture starts in the buffer. */
408 /* This is the level tiling flags were last time set for.
409 * It's used to prevent redundant tiling-flags changes from happening.*/
410 unsigned surface_level;
413 struct r300_vertex_element_state {
415 struct pipe_vertex_element velem[PIPE_MAX_ATTRIBS];
416 unsigned format_size[PIPE_MAX_ATTRIBS];
418 struct u_vbuf_elements *vmgr_elements;
420 /* The size of the vertex, in dwords. */
421 unsigned vertex_size_dwords;
423 struct r300_vertex_stream_state vertex_stream;
429 /* The function, when determined, is set in stone
430 * until the next HiZ clear. */
432 /* MAX is written to the HiZ buffer.
433 * Used for LESS, LEQUAL. */
436 /* MIN is written to the HiZ buffer.
437 * Used for GREATER, GEQUAL. */
441 /* For deferred fragment shader state validation. */
442 enum r300_fs_validity_status {
443 FRAGMENT_SHADER_VALID, /* No need to change/validate the FS. */
444 FRAGMENT_SHADER_MAYBE_DIRTY,/* Validate the FS if external state was changed. */
445 FRAGMENT_SHADER_DIRTY /* Always validate the FS (if the FS was changed) */
448 struct r300_context {
450 struct pipe_context context;
452 /* The interface to the windowing system, etc. */
453 struct radeon_winsys *rws;
454 /* The command stream. */
455 struct radeon_winsys_cs *cs;
457 struct r300_screen *screen;
459 /* Draw module. Used mostly for SW TCL. */
460 struct draw_context* draw;
461 /* Vertex buffer for SW TCL. */
462 struct pipe_resource* vbo;
463 /* Offset and size into the SW TCL VBO. */
464 size_t draw_vbo_offset;
465 size_t draw_vbo_size;
466 /* Whether the VBO must not be flushed. */
467 boolean draw_vbo_locked;
468 boolean draw_first_emitted;
470 /* Accelerated blit support. */
471 struct blitter_context* blitter;
472 /* Stencil two-sided reference value fallback. */
473 struct r300_stencilref_context *stencilref_fallback;
475 /* The KIL opcode needs the first texture unit to be enabled
476 * on r3xx-r4xx. In order to calm down the CS checker, we bind this
477 * dummy texture there. */
478 struct r300_sampler_view *texkill_sampler;
480 /* When no vertex buffer is set, this one is used instead to prevent
482 struct pipe_resource *dummy_vb;
484 /* The currently active query. */
485 struct r300_query *query_current;
486 /* The saved query for blitter operations. */
487 struct r300_query *blitter_saved_query;
489 struct r300_query query_list;
491 /* Various CSO state objects. */
493 /* Each atom is emitted in the order it appears here, which can affect
494 * performance and stability if not handled with care. */
496 struct r300_atom gpu_flush;
497 /* Anti-aliasing (MSAA) state. */
498 struct r300_atom aa_state;
499 /* Framebuffer state. */
500 struct r300_atom fb_state;
501 /* HyperZ state (various SC/ZB bits). */
502 struct r300_atom hyperz_state;
504 struct r300_atom ztop_state;
505 /* Depth, stencil, and alpha state. */
506 struct r300_atom dsa_state;
508 struct r300_atom blend_state;
509 /* Blend color state. */
510 struct r300_atom blend_color_state;
512 struct r300_atom scissor_state;
513 /* Invariant state. This must be emitted to get the engine started. */
514 struct r300_atom invariant_state;
515 /* Viewport state. */
516 struct r300_atom viewport_state;
518 struct r300_atom pvs_flush;
519 /* VAP invariant state. */
520 struct r300_atom vap_invariant_state;
521 /* Vertex stream formatting state. */
522 struct r300_atom vertex_stream_state;
524 struct r300_atom vs_state;
525 /* User clip planes. */
526 struct r300_atom clip_state;
527 /* RS block state + VAP (vertex shader) output mapping state. */
528 struct r300_atom rs_block_state;
529 /* Rasterizer state. */
530 struct r300_atom rs_state;
531 /* Framebuffer state (pipelined regs). */
532 struct r300_atom fb_state_pipelined;
533 /* Fragment shader. */
535 /* Fragment shader RC_CONSTANT_STATE variables. */
536 struct r300_atom fs_rc_constant_state;
537 /* Fragment shader constant buffer. */
538 struct r300_atom fs_constants;
539 /* Vertex shader constant buffer. */
540 struct r300_atom vs_constants;
541 /* Texture cache invalidate. */
542 struct r300_atom texture_cache_inval;
543 /* Textures state. */
544 struct r300_atom textures_state;
546 struct r300_atom hiz_clear;
548 struct r300_atom zmask_clear;
549 /* Occlusion query. */
550 struct r300_atom query_start;
552 /* The pointers to the first and the last atom. */
553 struct r300_atom *first_dirty, *last_dirty;
555 /* Vertex elements for Gallium. */
556 struct r300_vertex_element_state *velems;
558 struct pipe_index_buffer index_buffer;
560 /* Vertex info for Draw. */
561 struct vertex_info vertex_info;
563 struct pipe_stencil_ref stencil_ref;
564 struct pipe_viewport_state viewport;
566 /* Stream locations for SWTCL. */
567 int stream_loc_notcl[16];
569 /* Flag indicating whether or not the HW is dirty. */
571 /* Whether polygon offset is enabled. */
572 boolean polygon_offset_enabled;
573 /* Z buffer bit depth. */
574 uint32_t zbuffer_bpp;
575 /* Whether rendering is conditional and should be skipped. */
576 boolean skip_rendering;
577 /* The flag above saved by blitter. */
578 unsigned char blitter_saved_skip_rendering;
579 /* Point sprites texcoord index, 1 bit per texcoord */
580 int sprite_coord_enable;
581 /* Whether two-sided color selection is enabled (AKA light_twoside). */
582 boolean two_sided_color;
583 /* Whether fragment color clamping is enabled. */
585 /* Whether fast color clear is enabled. */
587 /* Whether fragment shader needs to be validated. */
588 enum r300_fs_validity_status fs_status;
589 /* Framebuffer multi-write. */
590 boolean fb_multiwrite;
592 void *dsa_decompress_zmask;
594 struct u_vbuf_mgr *vbuf_mgr;
596 struct util_slab_mempool pool_transfers;
599 uint64_t flush_counter;
601 /* const tracking for VS */
604 /* Vertex array state info */
605 boolean vertex_arrays_dirty;
606 boolean vertex_arrays_indexed;
607 int vertex_arrays_offset;
608 int vertex_arrays_instance_id;
609 boolean instancing_enabled;
612 boolean hyperz_enabled; /* Whether it owns Hyper-Z access. */
613 int64_t hyperz_time_of_last_flush; /* Time of the last flush with Z clear. */
614 unsigned num_z_clears; /* Since the last flush. */
617 boolean zmask_in_use; /* Whether ZMASK is enabled. */
618 boolean zmask_decompress; /* Whether ZMASK is being decompressed. */
619 struct pipe_surface *locked_zbuffer; /* Unbound zbuffer which still has data in ZMASK. */
622 boolean hiz_in_use; /* Whether HIZ is enabled. */
623 enum r300_hiz_func hiz_func; /* HiZ function. Can be either MIN or MAX. */
624 uint32_t hiz_clear_value; /* HiZ clear value. */
627 #define foreach_atom(r300, atom) \
628 for (atom = &r300->gpu_flush; atom != (&r300->query_start)+1; atom++)
630 #define foreach_dirty_atom(r300, atom) \
631 for (atom = r300->first_dirty; atom != r300->last_dirty; atom++)
633 /* Convenience cast wrappers. */
634 static INLINE struct r300_query* r300_query(struct pipe_query* q)
636 return (struct r300_query*)q;
639 static INLINE struct r300_surface* r300_surface(struct pipe_surface* surf)
641 return (struct r300_surface*)surf;
644 static INLINE struct r300_resource* r300_resource(struct pipe_resource* tex)
646 return (struct r300_resource*)tex;
649 static INLINE struct r300_context* r300_context(struct pipe_context* context)
651 return (struct r300_context*)context;
654 static INLINE struct r300_fragment_shader *r300_fs(struct r300_context *r300)
656 return (struct r300_fragment_shader*)r300->fs.state;
659 static INLINE void r300_mark_atom_dirty(struct r300_context *r300,
660 struct r300_atom *atom)
664 if (!r300->first_dirty) {
665 r300->first_dirty = atom;
666 r300->last_dirty = atom+1;
668 if (atom < r300->first_dirty)
669 r300->first_dirty = atom;
670 else if (atom+1 > r300->last_dirty)
671 r300->last_dirty = atom+1;
675 struct pipe_context* r300_create_context(struct pipe_screen* screen,
678 /* Context initialization. */
679 struct draw_stage* r300_draw_stage(struct r300_context* r300);
680 void r300_init_blit_functions(struct r300_context *r300);
681 void r300_init_flush_functions(struct r300_context* r300);
682 void r300_init_query_functions(struct r300_context* r300);
683 void r300_init_render_functions(struct r300_context *r300);
684 void r300_init_state_functions(struct r300_context* r300);
685 void r300_init_resource_functions(struct r300_context* r300);
688 void r300_decompress_zmask(struct r300_context *r300);
689 void r300_decompress_zmask_locked_unsafe(struct r300_context *r300);
690 void r300_decompress_zmask_locked(struct r300_context *r300);
693 void r300_flush(struct pipe_context *pipe,
695 struct pipe_fence_handle **fence);
698 void r300_update_hyperz_state(struct r300_context* r300);
701 void r300_resume_query(struct r300_context *r300,
702 struct r300_query *query);
703 void r300_stop_query(struct r300_context *r300);
705 /* r300_render_translate.c */
706 void r300_translate_index_buffer(struct r300_context *r300,
707 struct pipe_resource **index_buffer,
708 unsigned *index_size, unsigned index_offset,
709 unsigned *start, unsigned count);
711 /* r300_render_stencilref.c */
712 void r300_plug_in_stencil_ref_fallback(struct r300_context *r300);
715 void r300_draw_flush_vbuf(struct r300_context *r300);
716 void r500_emit_index_bias(struct r300_context *r300, int index_bias);
719 enum r300_fb_state_change {
720 R300_CHANGED_FB_STATE = 0,
721 R300_CHANGED_HYPERZ_FLAG,
722 R300_CHANGED_MULTIWRITE
725 void r300_mark_fb_state_dirty(struct r300_context *r300,
726 enum r300_fb_state_change change);
727 void r300_mark_fs_code_dirty(struct r300_context *r300);
729 /* r300_state_derived.c */
730 void r300_update_derived_state(struct r300_context* r300);
733 void r500_dump_rs_block(struct r300_rs_block *rs);
736 static INLINE boolean CTX_DBG_ON(struct r300_context * ctx, unsigned flags)
738 return SCREEN_DBG_ON(ctx->screen, flags);
741 static INLINE void CTX_DBG(struct r300_context * ctx, unsigned flags,
742 const char * fmt, ...)
744 if (CTX_DBG_ON(ctx, flags)) {
747 vfprintf(stderr, fmt, va);
752 #define DBG_ON CTX_DBG_ON
755 #endif /* R300_CONTEXT_H */