2 * Copyright 2008 Corbin Simpson <MostAwesomeDude@gmail.com>
3 * Copyright 2009 Marek Olšák <maraeo@gmail.com>
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * on the rights to use, copy, modify, merge, publish, distribute, sub
9 * license, and/or sell copies of the Software, and to permit persons to whom
10 * the Software is furnished to do so, subject to the following conditions:
12 * The above copyright notice and this permission notice (including the next
13 * paragraph) shall be included in all copies or substantial portions of the
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
20 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
21 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
22 * USE OR OTHER DEALINGS IN THE SOFTWARE. */
24 #include "draw/draw_context.h"
26 #include "util/u_framebuffer.h"
27 #include "util/u_half.h"
28 #include "util/u_math.h"
29 #include "util/u_mm.h"
30 #include "util/u_memory.h"
31 #include "util/u_pack_color.h"
32 #include "util/u_transfer.h"
34 #include "tgsi/tgsi_parse.h"
36 #include "pipe/p_config.h"
39 #include "r300_context.h"
40 #include "r300_emit.h"
42 #include "r300_screen.h"
43 #include "r300_screen_buffer.h"
44 #include "r300_state_inlines.h"
46 #include "r300_texture.h"
49 /* r300_state: Functions used to intialize state context by translating
50 * Gallium state objects into semi-native r300 state objects. */
52 #define UPDATE_STATE(cso, atom) \
53 if (cso != atom.state) { \
55 r300_mark_atom_dirty(r300, &(atom)); \
58 static boolean
blend_discard_if_src_alpha_0(unsigned srcRGB
, unsigned srcA
,
59 unsigned dstRGB
, unsigned dstA
)
61 /* If the blend equation is ADD or REVERSE_SUBTRACT,
62 * SRC_ALPHA == 0, and the following state is set, the colorbuffer
63 * will not be changed.
64 * Notice that the dst factors are the src factors inverted. */
65 return (srcRGB
== PIPE_BLENDFACTOR_SRC_ALPHA
||
66 srcRGB
== PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE
||
67 srcRGB
== PIPE_BLENDFACTOR_ZERO
) &&
68 (srcA
== PIPE_BLENDFACTOR_SRC_COLOR
||
69 srcA
== PIPE_BLENDFACTOR_SRC_ALPHA
||
70 srcA
== PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE
||
71 srcA
== PIPE_BLENDFACTOR_ZERO
) &&
72 (dstRGB
== PIPE_BLENDFACTOR_INV_SRC_ALPHA
||
73 dstRGB
== PIPE_BLENDFACTOR_ONE
) &&
74 (dstA
== PIPE_BLENDFACTOR_INV_SRC_COLOR
||
75 dstA
== PIPE_BLENDFACTOR_INV_SRC_ALPHA
||
76 dstA
== PIPE_BLENDFACTOR_ONE
);
79 static boolean
blend_discard_if_src_alpha_1(unsigned srcRGB
, unsigned srcA
,
80 unsigned dstRGB
, unsigned dstA
)
82 /* If the blend equation is ADD or REVERSE_SUBTRACT,
83 * SRC_ALPHA == 1, and the following state is set, the colorbuffer
84 * will not be changed.
85 * Notice that the dst factors are the src factors inverted. */
86 return (srcRGB
== PIPE_BLENDFACTOR_INV_SRC_ALPHA
||
87 srcRGB
== PIPE_BLENDFACTOR_ZERO
) &&
88 (srcA
== PIPE_BLENDFACTOR_INV_SRC_COLOR
||
89 srcA
== PIPE_BLENDFACTOR_INV_SRC_ALPHA
||
90 srcA
== PIPE_BLENDFACTOR_ZERO
) &&
91 (dstRGB
== PIPE_BLENDFACTOR_SRC_ALPHA
||
92 dstRGB
== PIPE_BLENDFACTOR_ONE
) &&
93 (dstA
== PIPE_BLENDFACTOR_SRC_COLOR
||
94 dstA
== PIPE_BLENDFACTOR_SRC_ALPHA
||
95 dstA
== PIPE_BLENDFACTOR_ONE
);
98 static boolean
blend_discard_if_src_color_0(unsigned srcRGB
, unsigned srcA
,
99 unsigned dstRGB
, unsigned dstA
)
101 /* If the blend equation is ADD or REVERSE_SUBTRACT,
102 * SRC_COLOR == (0,0,0), and the following state is set, the colorbuffer
103 * will not be changed.
104 * Notice that the dst factors are the src factors inverted. */
105 return (srcRGB
== PIPE_BLENDFACTOR_SRC_COLOR
||
106 srcRGB
== PIPE_BLENDFACTOR_ZERO
) &&
107 (srcA
== PIPE_BLENDFACTOR_ZERO
) &&
108 (dstRGB
== PIPE_BLENDFACTOR_INV_SRC_COLOR
||
109 dstRGB
== PIPE_BLENDFACTOR_ONE
) &&
110 (dstA
== PIPE_BLENDFACTOR_ONE
);
113 static boolean
blend_discard_if_src_color_1(unsigned srcRGB
, unsigned srcA
,
114 unsigned dstRGB
, unsigned dstA
)
116 /* If the blend equation is ADD or REVERSE_SUBTRACT,
117 * SRC_COLOR == (1,1,1), and the following state is set, the colorbuffer
118 * will not be changed.
119 * Notice that the dst factors are the src factors inverted. */
120 return (srcRGB
== PIPE_BLENDFACTOR_INV_SRC_COLOR
||
121 srcRGB
== PIPE_BLENDFACTOR_ZERO
) &&
122 (srcA
== PIPE_BLENDFACTOR_ZERO
) &&
123 (dstRGB
== PIPE_BLENDFACTOR_SRC_COLOR
||
124 dstRGB
== PIPE_BLENDFACTOR_ONE
) &&
125 (dstA
== PIPE_BLENDFACTOR_ONE
);
128 static boolean
blend_discard_if_src_alpha_color_0(unsigned srcRGB
, unsigned srcA
,
129 unsigned dstRGB
, unsigned dstA
)
131 /* If the blend equation is ADD or REVERSE_SUBTRACT,
132 * SRC_ALPHA_COLOR == (0,0,0,0), and the following state is set,
133 * the colorbuffer will not be changed.
134 * Notice that the dst factors are the src factors inverted. */
135 return (srcRGB
== PIPE_BLENDFACTOR_SRC_COLOR
||
136 srcRGB
== PIPE_BLENDFACTOR_SRC_ALPHA
||
137 srcRGB
== PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE
||
138 srcRGB
== PIPE_BLENDFACTOR_ZERO
) &&
139 (srcA
== PIPE_BLENDFACTOR_SRC_COLOR
||
140 srcA
== PIPE_BLENDFACTOR_SRC_ALPHA
||
141 srcA
== PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE
||
142 srcA
== PIPE_BLENDFACTOR_ZERO
) &&
143 (dstRGB
== PIPE_BLENDFACTOR_INV_SRC_COLOR
||
144 dstRGB
== PIPE_BLENDFACTOR_INV_SRC_ALPHA
||
145 dstRGB
== PIPE_BLENDFACTOR_ONE
) &&
146 (dstA
== PIPE_BLENDFACTOR_INV_SRC_COLOR
||
147 dstA
== PIPE_BLENDFACTOR_INV_SRC_ALPHA
||
148 dstA
== PIPE_BLENDFACTOR_ONE
);
151 static boolean
blend_discard_if_src_alpha_color_1(unsigned srcRGB
, unsigned srcA
,
152 unsigned dstRGB
, unsigned dstA
)
154 /* If the blend equation is ADD or REVERSE_SUBTRACT,
155 * SRC_ALPHA_COLOR == (1,1,1,1), and the following state is set,
156 * the colorbuffer will not be changed.
157 * Notice that the dst factors are the src factors inverted. */
158 return (srcRGB
== PIPE_BLENDFACTOR_INV_SRC_COLOR
||
159 srcRGB
== PIPE_BLENDFACTOR_INV_SRC_ALPHA
||
160 srcRGB
== PIPE_BLENDFACTOR_ZERO
) &&
161 (srcA
== PIPE_BLENDFACTOR_INV_SRC_COLOR
||
162 srcA
== PIPE_BLENDFACTOR_INV_SRC_ALPHA
||
163 srcA
== PIPE_BLENDFACTOR_ZERO
) &&
164 (dstRGB
== PIPE_BLENDFACTOR_SRC_COLOR
||
165 dstRGB
== PIPE_BLENDFACTOR_SRC_ALPHA
||
166 dstRGB
== PIPE_BLENDFACTOR_ONE
) &&
167 (dstA
== PIPE_BLENDFACTOR_SRC_COLOR
||
168 dstA
== PIPE_BLENDFACTOR_SRC_ALPHA
||
169 dstA
== PIPE_BLENDFACTOR_ONE
);
172 static unsigned bgra_cmask(unsigned mask
)
174 /* Gallium uses RGBA color ordering while R300 expects BGRA. */
176 return ((mask
& PIPE_MASK_R
) << 2) |
177 ((mask
& PIPE_MASK_B
) >> 2) |
178 (mask
& (PIPE_MASK_G
| PIPE_MASK_A
));
181 /* Create a new blend state based on the CSO blend state.
183 * This encompasses alpha blending, logic/raster ops, and blend dithering. */
184 static void* r300_create_blend_state(struct pipe_context
* pipe
,
185 const struct pipe_blend_state
* state
)
187 struct r300_screen
* r300screen
= r300_screen(pipe
->screen
);
188 struct r300_blend_state
* blend
= CALLOC_STRUCT(r300_blend_state
);
189 uint32_t blend_control
= 0; /* R300_RB3D_CBLEND: 0x4e04 */
190 uint32_t blend_control_noclamp
= 0; /* R300_RB3D_CBLEND: 0x4e04 */
191 uint32_t alpha_blend_control
= 0; /* R300_RB3D_ABLEND: 0x4e08 */
192 uint32_t alpha_blend_control_noclamp
= 0; /* R300_RB3D_ABLEND: 0x4e08 */
193 uint32_t color_channel_mask
= 0; /* R300_RB3D_COLOR_CHANNEL_MASK: 0x4e0c */
194 uint32_t rop
= 0; /* R300_RB3D_ROPCNTL: 0x4e18 */
195 uint32_t dither
= 0; /* R300_RB3D_DITHER_CTL: 0x4e50 */
198 blend
->state
= *state
;
200 if (state
->rt
[0].blend_enable
)
202 unsigned eqRGB
= state
->rt
[0].rgb_func
;
203 unsigned srcRGB
= state
->rt
[0].rgb_src_factor
;
204 unsigned dstRGB
= state
->rt
[0].rgb_dst_factor
;
206 unsigned eqA
= state
->rt
[0].alpha_func
;
207 unsigned srcA
= state
->rt
[0].alpha_src_factor
;
208 unsigned dstA
= state
->rt
[0].alpha_dst_factor
;
210 /* despite the name, ALPHA_BLEND_ENABLE has nothing to do with alpha,
211 * this is just the crappy D3D naming */
212 blend_control
= blend_control_noclamp
=
213 R300_ALPHA_BLEND_ENABLE
|
214 ( r300_translate_blend_factor(srcRGB
) << R300_SRC_BLEND_SHIFT
) |
215 ( r300_translate_blend_factor(dstRGB
) << R300_DST_BLEND_SHIFT
);
217 r300_translate_blend_function(eqRGB
, TRUE
);
218 blend_control_noclamp
|=
219 r300_translate_blend_function(eqRGB
, FALSE
);
221 /* Optimization: some operations do not require the destination color.
223 * When SRC_ALPHA_SATURATE is used, colorbuffer reads must be enabled,
224 * otherwise blending gives incorrect results. It seems to be
226 if (eqRGB
== PIPE_BLEND_MIN
|| eqA
== PIPE_BLEND_MIN
||
227 eqRGB
== PIPE_BLEND_MAX
|| eqA
== PIPE_BLEND_MAX
||
228 dstRGB
!= PIPE_BLENDFACTOR_ZERO
||
229 dstA
!= PIPE_BLENDFACTOR_ZERO
||
230 srcRGB
== PIPE_BLENDFACTOR_DST_COLOR
||
231 srcRGB
== PIPE_BLENDFACTOR_DST_ALPHA
||
232 srcRGB
== PIPE_BLENDFACTOR_INV_DST_COLOR
||
233 srcRGB
== PIPE_BLENDFACTOR_INV_DST_ALPHA
||
234 srcA
== PIPE_BLENDFACTOR_DST_COLOR
||
235 srcA
== PIPE_BLENDFACTOR_DST_ALPHA
||
236 srcA
== PIPE_BLENDFACTOR_INV_DST_COLOR
||
237 srcA
== PIPE_BLENDFACTOR_INV_DST_ALPHA
||
238 srcRGB
== PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE
) {
239 /* Enable reading from the colorbuffer. */
240 blend_control
|= R300_READ_ENABLE
;
241 blend_control_noclamp
|= R300_READ_ENABLE
;
243 if (r300screen
->caps
.is_r500
) {
244 /* Optimization: Depending on incoming pixels, we can
245 * conditionally disable the reading in hardware... */
246 if (eqRGB
!= PIPE_BLEND_MIN
&& eqA
!= PIPE_BLEND_MIN
&&
247 eqRGB
!= PIPE_BLEND_MAX
&& eqA
!= PIPE_BLEND_MAX
) {
248 /* Disable reading if SRC_ALPHA == 0. */
249 if ((dstRGB
== PIPE_BLENDFACTOR_SRC_ALPHA
||
250 dstRGB
== PIPE_BLENDFACTOR_ZERO
) &&
251 (dstA
== PIPE_BLENDFACTOR_SRC_COLOR
||
252 dstA
== PIPE_BLENDFACTOR_SRC_ALPHA
||
253 dstA
== PIPE_BLENDFACTOR_ZERO
)) {
254 blend_control
|= R500_SRC_ALPHA_0_NO_READ
;
257 /* Disable reading if SRC_ALPHA == 1. */
258 if ((dstRGB
== PIPE_BLENDFACTOR_INV_SRC_ALPHA
||
259 dstRGB
== PIPE_BLENDFACTOR_ZERO
) &&
260 (dstA
== PIPE_BLENDFACTOR_INV_SRC_COLOR
||
261 dstA
== PIPE_BLENDFACTOR_INV_SRC_ALPHA
||
262 dstA
== PIPE_BLENDFACTOR_ZERO
)) {
263 blend_control
|= R500_SRC_ALPHA_1_NO_READ
;
269 /* Optimization: discard pixels which don't change the colorbuffer.
271 * The code below is non-trivial and some math is involved.
273 * Discarding pixels must be disabled when FP16 AA is enabled.
274 * This is a hardware bug. Also, this implementation wouldn't work
275 * with FP blending enabled and equation clamping disabled.
277 * Equations other than ADD are rarely used and therefore won't be
279 if ((eqRGB
== PIPE_BLEND_ADD
|| eqRGB
== PIPE_BLEND_REVERSE_SUBTRACT
) &&
280 (eqA
== PIPE_BLEND_ADD
|| eqA
== PIPE_BLEND_REVERSE_SUBTRACT
)) {
282 * REVERSE_SUBTRACT: Y-X
285 * If X = src*srcFactor = 0 and Y = dst*dstFactor = 1,
286 * then CB will not be changed.
288 * Given the srcFactor and dstFactor variables, we can derive
289 * what src and dst should be equal to and discard appropriate
292 if (blend_discard_if_src_alpha_0(srcRGB
, srcA
, dstRGB
, dstA
)) {
293 blend_control
|= R300_DISCARD_SRC_PIXELS_SRC_ALPHA_0
;
294 } else if (blend_discard_if_src_alpha_1(srcRGB
, srcA
,
296 blend_control
|= R300_DISCARD_SRC_PIXELS_SRC_ALPHA_1
;
297 } else if (blend_discard_if_src_color_0(srcRGB
, srcA
,
299 blend_control
|= R300_DISCARD_SRC_PIXELS_SRC_COLOR_0
;
300 } else if (blend_discard_if_src_color_1(srcRGB
, srcA
,
302 blend_control
|= R300_DISCARD_SRC_PIXELS_SRC_COLOR_1
;
303 } else if (blend_discard_if_src_alpha_color_0(srcRGB
, srcA
,
306 R300_DISCARD_SRC_PIXELS_SRC_ALPHA_COLOR_0
;
307 } else if (blend_discard_if_src_alpha_color_1(srcRGB
, srcA
,
310 R300_DISCARD_SRC_PIXELS_SRC_ALPHA_COLOR_1
;
315 if (srcA
!= srcRGB
|| dstA
!= dstRGB
|| eqA
!= eqRGB
) {
316 blend_control
|= R300_SEPARATE_ALPHA_ENABLE
;
317 blend_control_noclamp
|= R300_SEPARATE_ALPHA_ENABLE
;
318 alpha_blend_control
= alpha_blend_control_noclamp
=
319 (r300_translate_blend_factor(srcA
) << R300_SRC_BLEND_SHIFT
) |
320 (r300_translate_blend_factor(dstA
) << R300_DST_BLEND_SHIFT
);
321 alpha_blend_control
|=
322 r300_translate_blend_function(eqA
, TRUE
);
323 alpha_blend_control_noclamp
|=
324 r300_translate_blend_function(eqA
, FALSE
);
328 /* PIPE_LOGICOP_* don't need to be translated, fortunately. */
329 if (state
->logicop_enable
) {
330 rop
= R300_RB3D_ROPCNTL_ROP_ENABLE
|
331 (state
->logicop_func
) << R300_RB3D_ROPCNTL_ROP_SHIFT
;
334 /* Color channel masks for all MRTs. */
335 color_channel_mask
= bgra_cmask(state
->rt
[0].colormask
);
336 if (r300screen
->caps
.is_r500
&& state
->independent_blend_enable
) {
337 if (state
->rt
[1].blend_enable
) {
338 color_channel_mask
|= bgra_cmask(state
->rt
[1].colormask
) << 4;
340 if (state
->rt
[2].blend_enable
) {
341 color_channel_mask
|= bgra_cmask(state
->rt
[2].colormask
) << 8;
343 if (state
->rt
[3].blend_enable
) {
344 color_channel_mask
|= bgra_cmask(state
->rt
[3].colormask
) << 12;
348 /* Neither fglrx nor classic r300 ever set this, regardless of dithering
349 * state. Since it's an optional implementation detail, we can leave it
350 * out and never dither.
352 * This could be revisited if we ever get quality or conformance hints.
355 dither = R300_RB3D_DITHER_CTL_DITHER_MODE_LUT |
356 R300_RB3D_DITHER_CTL_ALPHA_DITHER_MODE_LUT;
360 /* Build a command buffer. */
361 BEGIN_CB(blend
->cb_clamp
, 8);
362 OUT_CB_REG(R300_RB3D_ROPCNTL
, rop
);
363 OUT_CB_REG_SEQ(R300_RB3D_CBLEND
, 3);
364 OUT_CB(blend_control
);
365 OUT_CB(alpha_blend_control
);
366 OUT_CB(color_channel_mask
);
367 OUT_CB_REG(R300_RB3D_DITHER_CTL
, dither
);
370 /* Build a command buffer. */
371 BEGIN_CB(blend
->cb_noclamp
, 8);
372 OUT_CB_REG(R300_RB3D_ROPCNTL
, rop
);
373 OUT_CB_REG_SEQ(R300_RB3D_CBLEND
, 3);
374 OUT_CB(blend_control_noclamp
);
375 OUT_CB(alpha_blend_control_noclamp
);
376 OUT_CB(color_channel_mask
);
377 OUT_CB_REG(R300_RB3D_DITHER_CTL
, dither
);
380 /* The same as above, but with no colorbuffer reads and writes. */
381 BEGIN_CB(blend
->cb_no_readwrite
, 8);
382 OUT_CB_REG(R300_RB3D_ROPCNTL
, rop
);
383 OUT_CB_REG_SEQ(R300_RB3D_CBLEND
, 3);
387 OUT_CB_REG(R300_RB3D_DITHER_CTL
, dither
);
393 /* Bind blend state. */
394 static void r300_bind_blend_state(struct pipe_context
* pipe
,
397 struct r300_context
* r300
= r300_context(pipe
);
399 UPDATE_STATE(state
, r300
->blend_state
);
402 /* Free blend state. */
403 static void r300_delete_blend_state(struct pipe_context
* pipe
,
409 /* Convert float to 10bit integer */
410 static unsigned float_to_fixed10(float f
)
412 return CLAMP((unsigned)(f
* 1023.9f
), 0, 1023);
416 * Setup both R300 and R500 registers, figure out later which one to write. */
417 static void r300_set_blend_color(struct pipe_context
* pipe
,
418 const struct pipe_blend_color
* color
)
420 struct r300_context
* r300
= r300_context(pipe
);
421 struct pipe_framebuffer_state
*fb
= r300
->fb_state
.state
;
422 struct r300_blend_color_state
*state
=
423 (struct r300_blend_color_state
*)r300
->blend_color_state
.state
;
424 struct pipe_blend_color c
;
425 enum pipe_format format
= fb
->nr_cbufs
? fb
->cbufs
[0]->format
: 0;
428 state
->state
= *color
; /* Save it, so that we can reuse it in set_fb_state */
431 /* The blend color is dependent on the colorbuffer format. */
434 case PIPE_FORMAT_R8_UNORM
:
435 case PIPE_FORMAT_L8_UNORM
:
436 case PIPE_FORMAT_I8_UNORM
:
437 c
.color
[1] = c
.color
[0];
440 case PIPE_FORMAT_A8_UNORM
:
441 c
.color
[1] = c
.color
[3];
444 case PIPE_FORMAT_R8G8_UNORM
:
445 c
.color
[2] = c
.color
[1];
448 case PIPE_FORMAT_L8A8_UNORM
:
449 c
.color
[2] = c
.color
[3];
456 if (r300
->screen
->caps
.is_r500
) {
457 BEGIN_CB(state
->cb
, 3);
458 OUT_CB_REG_SEQ(R500_RB3D_CONSTANT_COLOR_AR
, 2);
461 case PIPE_FORMAT_R16G16B16A16_FLOAT
:
462 OUT_CB(util_float_to_half(c
.color
[2]) |
463 (util_float_to_half(c
.color
[3]) << 16));
464 OUT_CB(util_float_to_half(c
.color
[0]) |
465 (util_float_to_half(c
.color
[1]) << 16));
469 OUT_CB(float_to_fixed10(c
.color
[0]) |
470 (float_to_fixed10(c
.color
[3]) << 16));
471 OUT_CB(float_to_fixed10(c
.color
[2]) |
472 (float_to_fixed10(c
.color
[1]) << 16));
478 util_pack_color(c
.color
, PIPE_FORMAT_B8G8R8A8_UNORM
, &uc
);
480 BEGIN_CB(state
->cb
, 2);
481 OUT_CB_REG(R300_RB3D_BLEND_COLOR
, uc
.ui
);
485 r300_mark_atom_dirty(r300
, &r300
->blend_color_state
);
488 static void r300_set_clip_state(struct pipe_context
* pipe
,
489 const struct pipe_clip_state
* state
)
491 struct r300_context
* r300
= r300_context(pipe
);
492 struct r300_clip_state
*clip
=
493 (struct r300_clip_state
*)r300
->clip_state
.state
;
498 if (r300
->screen
->caps
.has_tcl
) {
499 r300
->clip_state
.size
= 2 + !!state
->nr
* 3 + state
->nr
* 4;
501 BEGIN_CB(clip
->cb
, r300
->clip_state
.size
);
503 OUT_CB_REG(R300_VAP_PVS_VECTOR_INDX_REG
,
504 (r300
->screen
->caps
.is_r500
?
505 R500_PVS_UCP_START
: R300_PVS_UCP_START
));
506 OUT_CB_ONE_REG(R300_VAP_PVS_UPLOAD_DATA
, state
->nr
* 4);
507 OUT_CB_TABLE(state
->ucp
, state
->nr
* 4);
509 OUT_CB_REG(R300_VAP_CLIP_CNTL
, ((1 << state
->nr
) - 1) |
510 R300_PS_UCP_MODE_CLIP_AS_TRIFAN
);
513 r300_mark_atom_dirty(r300
, &r300
->clip_state
);
515 draw_set_clip_state(r300
->draw
, state
);
520 r300_set_sample_mask(struct pipe_context
*pipe
,
521 unsigned sample_mask
)
526 /* Create a new depth, stencil, and alpha state based on the CSO dsa state.
528 * This contains the depth buffer, stencil buffer, alpha test, and such.
529 * On the Radeon, depth and stencil buffer setup are intertwined, which is
530 * the reason for some of the strange-looking assignments across registers. */
532 r300_create_dsa_state(struct pipe_context
* pipe
,
533 const struct pipe_depth_stencil_alpha_state
* state
)
535 struct r300_capabilities
*caps
= &r300_screen(pipe
->screen
)->caps
;
536 struct r300_dsa_state
* dsa
= CALLOC_STRUCT(r300_dsa_state
);
541 /* Depth test setup. - separate write mask depth for decomp flush */
542 if (state
->depth
.writemask
) {
543 dsa
->z_buffer_control
|= R300_Z_WRITE_ENABLE
;
546 if (state
->depth
.enabled
) {
547 dsa
->z_buffer_control
|= R300_Z_ENABLE
;
549 dsa
->z_stencil_control
|=
550 (r300_translate_depth_stencil_function(state
->depth
.func
) <<
553 /* We must enable depth test, otherwise occlusion queries won't work. */
554 dsa
->z_buffer_control
|= R300_Z_ENABLE
;
555 dsa
->z_stencil_control
|= R300_ZS_ALWAYS
;
558 /* Stencil buffer setup. */
559 if (state
->stencil
[0].enabled
) {
560 dsa
->z_buffer_control
|= R300_STENCIL_ENABLE
;
561 dsa
->z_stencil_control
|=
562 (r300_translate_depth_stencil_function(state
->stencil
[0].func
) <<
563 R300_S_FRONT_FUNC_SHIFT
) |
564 (r300_translate_stencil_op(state
->stencil
[0].fail_op
) <<
565 R300_S_FRONT_SFAIL_OP_SHIFT
) |
566 (r300_translate_stencil_op(state
->stencil
[0].zpass_op
) <<
567 R300_S_FRONT_ZPASS_OP_SHIFT
) |
568 (r300_translate_stencil_op(state
->stencil
[0].zfail_op
) <<
569 R300_S_FRONT_ZFAIL_OP_SHIFT
);
571 dsa
->stencil_ref_mask
=
572 (state
->stencil
[0].valuemask
<< R300_STENCILMASK_SHIFT
) |
573 (state
->stencil
[0].writemask
<< R300_STENCILWRITEMASK_SHIFT
);
575 if (state
->stencil
[1].enabled
) {
576 dsa
->two_sided
= TRUE
;
578 dsa
->z_buffer_control
|= R300_STENCIL_FRONT_BACK
;
579 dsa
->z_stencil_control
|=
580 (r300_translate_depth_stencil_function(state
->stencil
[1].func
) <<
581 R300_S_BACK_FUNC_SHIFT
) |
582 (r300_translate_stencil_op(state
->stencil
[1].fail_op
) <<
583 R300_S_BACK_SFAIL_OP_SHIFT
) |
584 (r300_translate_stencil_op(state
->stencil
[1].zpass_op
) <<
585 R300_S_BACK_ZPASS_OP_SHIFT
) |
586 (r300_translate_stencil_op(state
->stencil
[1].zfail_op
) <<
587 R300_S_BACK_ZFAIL_OP_SHIFT
);
589 dsa
->stencil_ref_bf
=
590 (state
->stencil
[1].valuemask
<< R300_STENCILMASK_SHIFT
) |
591 (state
->stencil
[1].writemask
<< R300_STENCILWRITEMASK_SHIFT
);
594 dsa
->z_buffer_control
|= R500_STENCIL_REFMASK_FRONT_BACK
;
596 dsa
->two_sided_stencil_ref
=
597 (state
->stencil
[0].valuemask
!= state
->stencil
[1].valuemask
||
598 state
->stencil
[0].writemask
!= state
->stencil
[1].writemask
);
603 /* Alpha test setup. */
604 if (state
->alpha
.enabled
) {
605 dsa
->alpha_function
=
606 r300_translate_alpha_function(state
->alpha
.func
) |
607 R300_FG_ALPHA_FUNC_ENABLE
;
609 dsa
->alpha_function
|= float_to_ubyte(state
->alpha
.ref_value
);
610 dsa
->alpha_value
= util_float_to_half(state
->alpha
.ref_value
);
613 dsa
->alpha_function_fp16
= dsa
->alpha_function
|
614 R500_FG_ALPHA_FUNC_FP16_ENABLE
;
615 dsa
->alpha_function
|= R500_FG_ALPHA_FUNC_8BIT
;
619 BEGIN_CB(&dsa
->cb_begin
, 10);
620 OUT_CB_REG(R300_FG_ALPHA_FUNC
, dsa
->alpha_function
);
621 OUT_CB_REG_SEQ(R300_ZB_CNTL
, 3);
622 OUT_CB(dsa
->z_buffer_control
);
623 OUT_CB(dsa
->z_stencil_control
);
624 OUT_CB(dsa
->stencil_ref_mask
);
625 OUT_CB_REG(R500_ZB_STENCILREFMASK_BF
, dsa
->stencil_ref_bf
);
626 OUT_CB_REG(R500_FG_ALPHA_VALUE
, dsa
->alpha_value
);
629 BEGIN_CB(&dsa
->cb_begin_fp16
, 10);
630 OUT_CB_REG(R300_FG_ALPHA_FUNC
, dsa
->alpha_function_fp16
);
631 OUT_CB_REG_SEQ(R300_ZB_CNTL
, 3);
632 OUT_CB(dsa
->z_buffer_control
);
633 OUT_CB(dsa
->z_stencil_control
);
634 OUT_CB(dsa
->stencil_ref_mask
);
635 OUT_CB_REG(R500_ZB_STENCILREFMASK_BF
, dsa
->stencil_ref_bf
);
636 OUT_CB_REG(R500_FG_ALPHA_VALUE
, dsa
->alpha_value
);
639 /* We must enable depth test, otherwise occlusion queries won't work.
640 * We setup a dummy zbuffer to silent the CS checker, see emit_fb_state. */
641 BEGIN_CB(dsa
->cb_zb_no_readwrite
, 10);
642 OUT_CB_REG(R300_FG_ALPHA_FUNC
, dsa
->alpha_function
);
643 OUT_CB_REG_SEQ(R300_ZB_CNTL
, 3);
644 OUT_CB(R300_Z_ENABLE
);
645 OUT_CB(R300_ZS_ALWAYS
);
647 OUT_CB_REG(R500_ZB_STENCILREFMASK_BF
, 0);
648 OUT_CB_REG(R500_FG_ALPHA_VALUE
, dsa
->alpha_value
);
651 BEGIN_CB(dsa
->cb_fp16_zb_no_readwrite
, 10);
652 OUT_CB_REG(R300_FG_ALPHA_FUNC
, dsa
->alpha_function_fp16
);
653 OUT_CB_REG_SEQ(R300_ZB_CNTL
, 3);
654 OUT_CB(R300_Z_ENABLE
);
655 OUT_CB(R300_ZS_ALWAYS
);
657 OUT_CB_REG(R500_ZB_STENCILREFMASK_BF
, 0);
658 OUT_CB_REG(R500_FG_ALPHA_VALUE
, dsa
->alpha_value
);
664 static void r300_dsa_inject_stencilref(struct r300_context
*r300
)
666 struct r300_dsa_state
*dsa
=
667 (struct r300_dsa_state
*)r300
->dsa_state
.state
;
672 dsa
->stencil_ref_mask
=
673 (dsa
->stencil_ref_mask
& ~R300_STENCILREF_MASK
) |
674 r300
->stencil_ref
.ref_value
[0];
675 dsa
->stencil_ref_bf
=
676 (dsa
->stencil_ref_bf
& ~R300_STENCILREF_MASK
) |
677 r300
->stencil_ref
.ref_value
[1];
680 /* Bind DSA state. */
681 static void r300_bind_dsa_state(struct pipe_context
* pipe
,
684 struct r300_context
* r300
= r300_context(pipe
);
690 UPDATE_STATE(state
, r300
->dsa_state
);
692 r300_mark_atom_dirty(r300
, &r300
->hyperz_state
); /* Will be updated before the emission. */
693 r300_dsa_inject_stencilref(r300
);
696 /* Free DSA state. */
697 static void r300_delete_dsa_state(struct pipe_context
* pipe
,
703 static void r300_set_stencil_ref(struct pipe_context
* pipe
,
704 const struct pipe_stencil_ref
* sr
)
706 struct r300_context
* r300
= r300_context(pipe
);
708 r300
->stencil_ref
= *sr
;
710 r300_dsa_inject_stencilref(r300
);
711 r300_mark_atom_dirty(r300
, &r300
->dsa_state
);
714 static void r300_tex_set_tiling_flags(struct r300_context
*r300
,
715 struct r300_resource
*tex
,
718 /* Check if the macrotile flag needs to be changed.
719 * Skip changing the flags otherwise. */
720 if (tex
->tex
.macrotile
[tex
->surface_level
] !=
721 tex
->tex
.macrotile
[level
]) {
722 r300
->rws
->buffer_set_tiling(tex
->buf
, r300
->cs
,
723 tex
->tex
.microtile
, tex
->tex
.macrotile
[level
],
724 tex
->tex
.stride_in_bytes
[0]);
726 tex
->surface_level
= level
;
730 /* This switcheroo is needed just because of goddamned MACRO_SWITCH. */
731 static void r300_fb_set_tiling_flags(struct r300_context
*r300
,
732 const struct pipe_framebuffer_state
*state
)
736 /* Set tiling flags for new surfaces. */
737 for (i
= 0; i
< state
->nr_cbufs
; i
++) {
738 r300_tex_set_tiling_flags(r300
,
739 r300_resource(state
->cbufs
[i
]->texture
),
740 state
->cbufs
[i
]->u
.tex
.level
);
743 r300_tex_set_tiling_flags(r300
,
744 r300_resource(state
->zsbuf
->texture
),
745 state
->zsbuf
->u
.tex
.level
);
749 static void r300_print_fb_surf_info(struct pipe_surface
*surf
, unsigned index
,
752 struct pipe_resource
*tex
= surf
->texture
;
753 struct r300_resource
*rtex
= r300_resource(tex
);
756 "r300: %s[%i] Dim: %ix%i, Firstlayer: %i, "
757 "Lastlayer: %i, Level: %i, Format: %s\n"
759 "r300: TEX: Macro: %s, Micro: %s, Pitch: %i, "
760 "Dim: %ix%ix%i, LastLevel: %i, Format: %s\n",
762 binding
, index
, surf
->width
, surf
->height
,
763 surf
->u
.tex
.first_layer
, surf
->u
.tex
.last_layer
, surf
->u
.tex
.level
,
764 util_format_short_name(surf
->format
),
766 rtex
->tex
.macrotile
[0] ? "YES" : " NO",
767 rtex
->tex
.microtile
? "YES" : " NO",
768 rtex
->tex
.stride_in_pixels
[0],
769 tex
->width0
, tex
->height0
, tex
->depth0
,
770 tex
->last_level
, util_format_short_name(tex
->format
));
773 void r300_mark_fb_state_dirty(struct r300_context
*r300
,
774 enum r300_fb_state_change change
)
776 struct pipe_framebuffer_state
*state
= r300
->fb_state
.state
;
778 r300_mark_atom_dirty(r300
, &r300
->gpu_flush
);
779 r300_mark_atom_dirty(r300
, &r300
->fb_state
);
781 /* What is marked as dirty depends on the enum r300_fb_state_change. */
782 if (change
== R300_CHANGED_FB_STATE
) {
783 r300_mark_atom_dirty(r300
, &r300
->aa_state
);
784 r300_mark_atom_dirty(r300
, &r300
->dsa_state
); /* for AlphaRef */
785 r300_set_blend_color(&r300
->context
, r300
->blend_color_state
.state
);
788 if (change
== R300_CHANGED_FB_STATE
||
789 change
== R300_CHANGED_HYPERZ_FLAG
) {
790 r300_mark_atom_dirty(r300
, &r300
->hyperz_state
);
793 if (change
== R300_CHANGED_FB_STATE
||
794 change
== R300_CHANGED_MULTIWRITE
) {
795 r300_mark_atom_dirty(r300
, &r300
->fb_state_pipelined
);
798 /* Now compute the fb_state atom size. */
799 r300
->fb_state
.size
= 2 + (8 * state
->nr_cbufs
);
801 if (r300
->cbzb_clear
) {
802 r300
->fb_state
.size
+= 10;
803 } else if (state
->zsbuf
) {
804 r300
->fb_state
.size
+= 10;
805 if (r300
->hyperz_enabled
)
806 r300
->fb_state
.size
+= 8;
807 } else if (state
->nr_cbufs
) {
808 r300
->fb_state
.size
+= 10;
811 /* The size of the rest of atoms stays the same. */
815 r300_set_framebuffer_state(struct pipe_context
* pipe
,
816 const struct pipe_framebuffer_state
* state
)
818 struct r300_context
* r300
= r300_context(pipe
);
819 struct r300_aa_state
*aa
= (struct r300_aa_state
*)r300
->aa_state
.state
;
820 struct pipe_framebuffer_state
*old_state
= r300
->fb_state
.state
;
821 unsigned max_width
, max_height
, i
;
822 uint32_t zbuffer_bpp
= 0;
823 boolean unlock_zbuffer
= FALSE
;
825 if (r300
->screen
->caps
.is_r500
) {
826 max_width
= max_height
= 4096;
827 } else if (r300
->screen
->caps
.is_r400
) {
828 max_width
= max_height
= 4021;
830 max_width
= max_height
= 2560;
833 if (state
->width
> max_width
|| state
->height
> max_height
) {
834 fprintf(stderr
, "r300: Implementation error: Render targets are too "
835 "big in %s, refusing to bind framebuffer state!\n", __FUNCTION__
);
839 if (old_state
->zsbuf
&& r300
->zmask_in_use
&& !r300
->locked_zbuffer
) {
840 /* There is a zmask in use, what are we gonna do? */
842 if (!pipe_surface_equal(old_state
->zsbuf
, state
->zsbuf
)) {
843 /* Decompress the currently bound zbuffer before we bind another one. */
844 r300_decompress_zmask(r300
);
845 r300
->hiz_in_use
= FALSE
;
848 /* We don't bind another zbuffer, so lock the current one. */
849 pipe_surface_reference(&r300
->locked_zbuffer
, old_state
->zsbuf
);
851 } else if (r300
->locked_zbuffer
) {
852 /* We have a locked zbuffer now, what are we gonna do? */
854 if (!pipe_surface_equal(r300
->locked_zbuffer
, state
->zsbuf
)) {
855 /* We are binding some other zbuffer, so decompress the locked one,
856 * it gets unlocked automatically. */
857 r300_decompress_zmask_locked_unsafe(r300
);
858 r300
->hiz_in_use
= FALSE
;
860 /* We are binding the locked zbuffer again, so unlock it. */
861 unlock_zbuffer
= TRUE
;
865 assert(state
->zsbuf
|| (r300
->locked_zbuffer
&& !unlock_zbuffer
) || !r300
->zmask_in_use
);
867 /* Need to reset clamping or colormask. */
868 r300_mark_atom_dirty(r300
, &r300
->blend_state
);
870 /* If zsbuf is set from NULL to non-NULL or vice versa.. */
871 if (!!old_state
->zsbuf
!= !!state
->zsbuf
) {
872 r300_mark_atom_dirty(r300
, &r300
->dsa_state
);
875 /* The tiling flags are dependent on the surface miplevel, unfortunately. */
876 r300_fb_set_tiling_flags(r300
, state
);
878 util_copy_framebuffer_state(r300
->fb_state
.state
, state
);
880 if (unlock_zbuffer
) {
881 pipe_surface_reference(&r300
->locked_zbuffer
, NULL
);
884 r300_mark_fb_state_dirty(r300
, R300_CHANGED_FB_STATE
);
887 switch (util_format_get_blocksize(state
->zsbuf
->texture
->format
)) {
896 /* Polygon offset depends on the zbuffer bit depth. */
897 if (r300
->zbuffer_bpp
!= zbuffer_bpp
) {
898 r300
->zbuffer_bpp
= zbuffer_bpp
;
900 if (r300
->polygon_offset_enabled
)
901 r300_mark_atom_dirty(r300
, &r300
->rs_state
);
905 /* Set up AA config. */
906 if (state
->nr_cbufs
&& state
->cbufs
[0]->texture
->nr_samples
> 1) {
907 aa
->aa_config
= R300_GB_AA_CONFIG_AA_ENABLE
;
909 switch (state
->cbufs
[0]->texture
->nr_samples
) {
911 aa
->aa_config
|= R300_GB_AA_CONFIG_NUM_AA_SUBSAMPLES_2
;
914 aa
->aa_config
|= R300_GB_AA_CONFIG_NUM_AA_SUBSAMPLES_3
;
917 aa
->aa_config
|= R300_GB_AA_CONFIG_NUM_AA_SUBSAMPLES_4
;
920 aa
->aa_config
|= R300_GB_AA_CONFIG_NUM_AA_SUBSAMPLES_6
;
927 if (DBG_ON(r300
, DBG_FB
)) {
928 fprintf(stderr
, "r300: set_framebuffer_state:\n");
929 for (i
= 0; i
< state
->nr_cbufs
; i
++) {
930 r300_print_fb_surf_info(state
->cbufs
[i
], i
, "CB");
933 r300_print_fb_surf_info(state
->zsbuf
, 0, "ZB");
938 /* Create fragment shader state. */
939 static void* r300_create_fs_state(struct pipe_context
* pipe
,
940 const struct pipe_shader_state
* shader
)
942 struct r300_fragment_shader
* fs
= NULL
;
944 fs
= (struct r300_fragment_shader
*)CALLOC_STRUCT(r300_fragment_shader
);
946 /* Copy state directly into shader. */
948 fs
->state
.tokens
= tgsi_dup_tokens(shader
->tokens
);
953 void r300_mark_fs_code_dirty(struct r300_context
*r300
)
955 struct r300_fragment_shader
* fs
= r300_fs(r300
);
957 r300_mark_atom_dirty(r300
, &r300
->fs
);
958 r300_mark_atom_dirty(r300
, &r300
->fs_rc_constant_state
);
959 r300_mark_atom_dirty(r300
, &r300
->fs_constants
);
960 r300
->fs
.size
= fs
->shader
->cb_code_size
;
962 if (r300
->screen
->caps
.is_r500
) {
963 r300
->fs_rc_constant_state
.size
= fs
->shader
->rc_state_count
* 7;
964 r300
->fs_constants
.size
= fs
->shader
->externals_count
* 4 + 3;
966 r300
->fs_rc_constant_state
.size
= fs
->shader
->rc_state_count
* 5;
967 r300
->fs_constants
.size
= fs
->shader
->externals_count
* 4 + 1;
970 ((struct r300_constant_buffer
*)r300
->fs_constants
.state
)->remap_table
=
971 fs
->shader
->code
.constants_remap_table
;
974 /* Bind fragment shader state. */
975 static void r300_bind_fs_state(struct pipe_context
* pipe
, void* shader
)
977 struct r300_context
* r300
= r300_context(pipe
);
978 struct r300_fragment_shader
* fs
= (struct r300_fragment_shader
*)shader
;
981 r300
->fs
.state
= NULL
;
986 r300
->fs_status
= FRAGMENT_SHADER_DIRTY
;
988 r300_mark_atom_dirty(r300
, &r300
->rs_block_state
); /* Will be updated before the emission. */
991 /* Delete fragment shader state. */
992 static void r300_delete_fs_state(struct pipe_context
* pipe
, void* shader
)
994 struct r300_fragment_shader
* fs
= (struct r300_fragment_shader
*)shader
;
995 struct r300_fragment_shader_code
*tmp
, *ptr
= fs
->first
;
1000 rc_constants_destroy(&tmp
->code
.constants
);
1004 FREE((void*)fs
->state
.tokens
);
1008 static void r300_set_polygon_stipple(struct pipe_context
* pipe
,
1009 const struct pipe_poly_stipple
* state
)
1011 /* XXX no idea how to set this up, but not terribly important */
1014 /* Create a new rasterizer state based on the CSO rasterizer state.
1016 * This is a very large chunk of state, and covers most of the graphics
1017 * backend (GB), geometry assembly (GA), and setup unit (SU) blocks.
1019 * In a not entirely unironic sidenote, this state has nearly nothing to do
1020 * with the actual block on the Radeon called the rasterizer (RS). */
1021 static void* r300_create_rs_state(struct pipe_context
* pipe
,
1022 const struct pipe_rasterizer_state
* state
)
1024 struct r300_rs_state
* rs
= CALLOC_STRUCT(r300_rs_state
);
1026 uint32_t vap_control_status
; /* R300_VAP_CNTL_STATUS: 0x2140 */
1027 uint32_t point_size
; /* R300_GA_POINT_SIZE: 0x421c */
1028 uint32_t point_minmax
; /* R300_GA_POINT_MINMAX: 0x4230 */
1029 uint32_t line_control
; /* R300_GA_LINE_CNTL: 0x4234 */
1030 uint32_t polygon_offset_enable
; /* R300_SU_POLY_OFFSET_ENABLE: 0x42b4 */
1031 uint32_t cull_mode
; /* R300_SU_CULL_MODE: 0x42b8 */
1032 uint32_t line_stipple_config
; /* R300_GA_LINE_STIPPLE_CONFIG: 0x4328 */
1033 uint32_t line_stipple_value
; /* R300_GA_LINE_STIPPLE_VALUE: 0x4260 */
1034 uint32_t polygon_mode
; /* R300_GA_POLY_MODE: 0x4288 */
1035 uint32_t clip_rule
; /* R300_SC_CLIP_RULE: 0x43D0 */
1036 uint32_t round_mode
; /* R300_GA_ROUND_MODE: 0x428c */
1038 /* Point sprites texture coordinates, 0: lower left, 1: upper right */
1039 float point_texcoord_left
= 0; /* R300_GA_POINT_S0: 0x4200 */
1040 float point_texcoord_bottom
= 0;/* R300_GA_POINT_T0: 0x4204 */
1041 float point_texcoord_right
= 1; /* R300_GA_POINT_S1: 0x4208 */
1042 float point_texcoord_top
= 0; /* R300_GA_POINT_T1: 0x420c */
1043 boolean vclamp
= state
->clamp_vertex_color
;
1046 /* Copy rasterizer state. */
1048 rs
->rs_draw
= *state
;
1050 rs
->rs
.sprite_coord_enable
= state
->point_quad_rasterization
*
1051 state
->sprite_coord_enable
;
1053 /* Override some states for Draw. */
1054 rs
->rs_draw
.sprite_coord_enable
= 0; /* We can do this in HW. */
1056 #ifdef PIPE_ARCH_LITTLE_ENDIAN
1057 vap_control_status
= R300_VC_NO_SWAP
;
1059 vap_control_status
= R300_VC_32BIT_SWAP
;
1062 /* If no TCL engine is present, turn off the HW TCL. */
1063 if (!r300_screen(pipe
->screen
)->caps
.has_tcl
) {
1064 vap_control_status
|= R300_VAP_TCL_BYPASS
;
1067 /* Point size width and height. */
1069 pack_float_16_6x(state
->point_size
) |
1070 (pack_float_16_6x(state
->point_size
) << R300_POINTSIZE_X_SHIFT
);
1072 /* Point size clamping. */
1073 if (state
->point_size_per_vertex
) {
1074 /* Per-vertex point size.
1075 * Clamp to [0, max FB size] */
1076 psiz
= pipe
->screen
->get_paramf(pipe
->screen
,
1077 PIPE_CAP_MAX_POINT_WIDTH
);
1079 pack_float_16_6x(psiz
) << R300_GA_POINT_MINMAX_MAX_SHIFT
;
1081 /* We cannot disable the point-size vertex output,
1083 psiz
= state
->point_size
;
1085 (pack_float_16_6x(psiz
) << R300_GA_POINT_MINMAX_MIN_SHIFT
) |
1086 (pack_float_16_6x(psiz
) << R300_GA_POINT_MINMAX_MAX_SHIFT
);
1090 line_control
= pack_float_16_6x(state
->line_width
) |
1091 R300_GA_LINE_CNTL_END_TYPE_COMP
;
1093 /* Enable polygon mode */
1095 if (state
->fill_front
!= PIPE_POLYGON_MODE_FILL
||
1096 state
->fill_back
!= PIPE_POLYGON_MODE_FILL
) {
1097 polygon_mode
= R300_GA_POLY_MODE_DUAL
;
1101 if (state
->front_ccw
)
1102 cull_mode
= R300_FRONT_FACE_CCW
;
1104 cull_mode
= R300_FRONT_FACE_CW
;
1106 /* Polygon offset */
1107 polygon_offset_enable
= 0;
1108 if (util_get_offset(state
, state
->fill_front
)) {
1109 polygon_offset_enable
|= R300_FRONT_ENABLE
;
1111 if (util_get_offset(state
, state
->fill_back
)) {
1112 polygon_offset_enable
|= R300_BACK_ENABLE
;
1115 rs
->polygon_offset_enable
= polygon_offset_enable
!= 0;
1120 r300_translate_polygon_mode_front(state
->fill_front
);
1122 r300_translate_polygon_mode_back(state
->fill_back
);
1125 if (state
->cull_face
& PIPE_FACE_FRONT
) {
1126 cull_mode
|= R300_CULL_FRONT
;
1128 if (state
->cull_face
& PIPE_FACE_BACK
) {
1129 cull_mode
|= R300_CULL_BACK
;
1132 if (state
->line_stipple_enable
) {
1133 line_stipple_config
=
1134 R300_GA_LINE_STIPPLE_CONFIG_LINE_RESET_LINE
|
1135 (fui((float)state
->line_stipple_factor
) &
1136 R300_GA_LINE_STIPPLE_CONFIG_STIPPLE_SCALE_MASK
);
1137 /* XXX this might need to be scaled up */
1138 line_stipple_value
= state
->line_stipple_pattern
;
1140 line_stipple_config
= 0;
1141 line_stipple_value
= 0;
1144 if (state
->flatshade
) {
1145 rs
->color_control
= R300_SHADE_MODEL_FLAT
;
1147 rs
->color_control
= R300_SHADE_MODEL_SMOOTH
;
1150 clip_rule
= state
->scissor
? 0xAAAA : 0xFFFF;
1152 /* Point sprites coord mode */
1153 if (rs
->rs
.sprite_coord_enable
) {
1154 switch (state
->sprite_coord_mode
) {
1155 case PIPE_SPRITE_COORD_UPPER_LEFT
:
1156 point_texcoord_top
= 0.0f
;
1157 point_texcoord_bottom
= 1.0f
;
1159 case PIPE_SPRITE_COORD_LOWER_LEFT
:
1160 point_texcoord_top
= 1.0f
;
1161 point_texcoord_bottom
= 0.0f
;
1166 /* Vertex color clamping. FP20 means no clamping. */
1168 R300_GA_ROUND_MODE_GEOMETRY_ROUND_NEAREST
|
1169 (!vclamp
? (R300_GA_ROUND_MODE_RGB_CLAMP_FP20
|
1170 R300_GA_ROUND_MODE_ALPHA_CLAMP_FP20
) : 0);
1172 /* Build the main command buffer. */
1173 BEGIN_CB(rs
->cb_main
, RS_STATE_MAIN_SIZE
);
1174 OUT_CB_REG(R300_VAP_CNTL_STATUS
, vap_control_status
);
1175 OUT_CB_REG(R300_GA_POINT_SIZE
, point_size
);
1176 OUT_CB_REG_SEQ(R300_GA_POINT_MINMAX
, 2);
1177 OUT_CB(point_minmax
);
1178 OUT_CB(line_control
);
1179 OUT_CB_REG_SEQ(R300_SU_POLY_OFFSET_ENABLE
, 2);
1180 OUT_CB(polygon_offset_enable
);
1181 rs
->cull_mode_index
= 9;
1183 OUT_CB_REG(R300_GA_LINE_STIPPLE_CONFIG
, line_stipple_config
);
1184 OUT_CB_REG(R300_GA_LINE_STIPPLE_VALUE
, line_stipple_value
);
1185 OUT_CB_REG(R300_GA_POLY_MODE
, polygon_mode
);
1186 OUT_CB_REG(R300_GA_ROUND_MODE
, round_mode
);
1187 OUT_CB_REG(R300_SC_CLIP_RULE
, clip_rule
);
1188 OUT_CB_REG_SEQ(R300_GA_POINT_S0
, 4);
1189 OUT_CB_32F(point_texcoord_left
);
1190 OUT_CB_32F(point_texcoord_bottom
);
1191 OUT_CB_32F(point_texcoord_right
);
1192 OUT_CB_32F(point_texcoord_top
);
1195 /* Build the two command buffers for polygon offset setup. */
1196 if (polygon_offset_enable
) {
1197 float scale
= state
->offset_scale
* 12;
1198 float offset
= state
->offset_units
* 4;
1200 BEGIN_CB(rs
->cb_poly_offset_zb16
, 5);
1201 OUT_CB_REG_SEQ(R300_SU_POLY_OFFSET_FRONT_SCALE
, 4);
1208 offset
= state
->offset_units
* 2;
1210 BEGIN_CB(rs
->cb_poly_offset_zb24
, 5);
1211 OUT_CB_REG_SEQ(R300_SU_POLY_OFFSET_FRONT_SCALE
, 4);
1222 /* Bind rasterizer state. */
1223 static void r300_bind_rs_state(struct pipe_context
* pipe
, void* state
)
1225 struct r300_context
* r300
= r300_context(pipe
);
1226 struct r300_rs_state
* rs
= (struct r300_rs_state
*)state
;
1227 int last_sprite_coord_enable
= r300
->sprite_coord_enable
;
1228 boolean last_two_sided_color
= r300
->two_sided_color
;
1229 boolean last_frag_clamp
= r300
->frag_clamp
;
1231 if (r300
->draw
&& rs
) {
1232 draw_set_rasterizer_state(r300
->draw
, &rs
->rs_draw
, state
);
1236 r300
->polygon_offset_enabled
= rs
->polygon_offset_enable
;
1237 r300
->sprite_coord_enable
= rs
->rs
.sprite_coord_enable
;
1238 r300
->two_sided_color
= rs
->rs
.light_twoside
;
1239 r300
->frag_clamp
= rs
->rs
.clamp_fragment_color
;
1241 r300
->polygon_offset_enabled
= FALSE
;
1242 r300
->sprite_coord_enable
= 0;
1243 r300
->two_sided_color
= FALSE
;
1244 r300
->frag_clamp
= FALSE
;
1247 UPDATE_STATE(state
, r300
->rs_state
);
1248 r300
->rs_state
.size
= RS_STATE_MAIN_SIZE
+ (r300
->polygon_offset_enabled
? 5 : 0);
1250 if (last_sprite_coord_enable
!= r300
->sprite_coord_enable
||
1251 last_two_sided_color
!= r300
->two_sided_color
) {
1252 r300_mark_atom_dirty(r300
, &r300
->rs_block_state
);
1255 if (last_frag_clamp
!= r300
->frag_clamp
&&
1256 r300
->fs_status
== FRAGMENT_SHADER_VALID
) {
1257 r300
->fs_status
= FRAGMENT_SHADER_MAYBE_DIRTY
;
1261 /* Free rasterizer state. */
1262 static void r300_delete_rs_state(struct pipe_context
* pipe
, void* state
)
1268 r300_create_sampler_state(struct pipe_context
* pipe
,
1269 const struct pipe_sampler_state
* state
)
1271 struct r300_context
* r300
= r300_context(pipe
);
1272 struct r300_sampler_state
* sampler
= CALLOC_STRUCT(r300_sampler_state
);
1273 boolean is_r500
= r300
->screen
->caps
.is_r500
;
1276 sampler
->state
= *state
;
1278 /* r300 doesn't handle CLAMP and MIRROR_CLAMP correctly when either MAG
1279 * or MIN filter is NEAREST. Since texwrap produces same results
1280 * for CLAMP and CLAMP_TO_EDGE, we use them instead. */
1281 if (sampler
->state
.min_img_filter
== PIPE_TEX_FILTER_NEAREST
||
1282 sampler
->state
.mag_img_filter
== PIPE_TEX_FILTER_NEAREST
) {
1284 if (sampler
->state
.wrap_s
== PIPE_TEX_WRAP_CLAMP
)
1285 sampler
->state
.wrap_s
= PIPE_TEX_WRAP_CLAMP_TO_EDGE
;
1286 else if (sampler
->state
.wrap_s
== PIPE_TEX_WRAP_MIRROR_CLAMP
)
1287 sampler
->state
.wrap_s
= PIPE_TEX_WRAP_MIRROR_CLAMP_TO_EDGE
;
1290 if (sampler
->state
.wrap_t
== PIPE_TEX_WRAP_CLAMP
)
1291 sampler
->state
.wrap_t
= PIPE_TEX_WRAP_CLAMP_TO_EDGE
;
1292 else if (sampler
->state
.wrap_t
== PIPE_TEX_WRAP_MIRROR_CLAMP
)
1293 sampler
->state
.wrap_t
= PIPE_TEX_WRAP_MIRROR_CLAMP_TO_EDGE
;
1296 if (sampler
->state
.wrap_r
== PIPE_TEX_WRAP_CLAMP
)
1297 sampler
->state
.wrap_r
= PIPE_TEX_WRAP_CLAMP_TO_EDGE
;
1298 else if (sampler
->state
.wrap_r
== PIPE_TEX_WRAP_MIRROR_CLAMP
)
1299 sampler
->state
.wrap_r
= PIPE_TEX_WRAP_MIRROR_CLAMP_TO_EDGE
;
1303 (r300_translate_wrap(sampler
->state
.wrap_s
) << R300_TX_WRAP_S_SHIFT
) |
1304 (r300_translate_wrap(sampler
->state
.wrap_t
) << R300_TX_WRAP_T_SHIFT
) |
1305 (r300_translate_wrap(sampler
->state
.wrap_r
) << R300_TX_WRAP_R_SHIFT
);
1307 sampler
->filter0
|= r300_translate_tex_filters(state
->min_img_filter
,
1308 state
->mag_img_filter
,
1309 state
->min_mip_filter
,
1310 state
->max_anisotropy
> 1);
1312 sampler
->filter0
|= r300_anisotropy(state
->max_anisotropy
);
1314 /* Unfortunately, r300-r500 don't support floating-point mipmap lods. */
1315 /* We must pass these to the merge function to clamp them properly. */
1316 sampler
->min_lod
= (unsigned)MAX2(state
->min_lod
, 0);
1317 sampler
->max_lod
= (unsigned)MAX2(ceilf(state
->max_lod
), 0);
1319 lod_bias
= CLAMP((int)(state
->lod_bias
* 32 + 1), -(1 << 9), (1 << 9) - 1);
1321 sampler
->filter1
|= (lod_bias
<< R300_LOD_BIAS_SHIFT
) & R300_LOD_BIAS_MASK
;
1323 /* This is very high quality anisotropic filtering for R5xx.
1324 * It's good for benchmarking the performance of texturing but
1325 * in practice we don't want to slow down the driver because it's
1326 * a pretty good performance killer. Feel free to play with it. */
1327 if (DBG_ON(r300
, DBG_ANISOHQ
) && is_r500
) {
1328 sampler
->filter1
|= r500_anisotropy(state
->max_anisotropy
);
1331 /* R500-specific fixups and optimizations */
1332 if (r300
->screen
->caps
.is_r500
) {
1333 sampler
->filter1
|= R500_BORDER_FIX
;
1336 return (void*)sampler
;
1339 static void r300_bind_sampler_states(struct pipe_context
* pipe
,
1343 struct r300_context
* r300
= r300_context(pipe
);
1344 struct r300_textures_state
* state
=
1345 (struct r300_textures_state
*)r300
->textures_state
.state
;
1346 unsigned tex_units
= r300
->screen
->caps
.num_tex_units
;
1348 if (count
> tex_units
) {
1352 memcpy(state
->sampler_states
, states
, sizeof(void*) * count
);
1353 state
->sampler_state_count
= count
;
1355 r300_mark_atom_dirty(r300
, &r300
->textures_state
);
1358 static void r300_lacks_vertex_textures(struct pipe_context
* pipe
,
1364 static void r300_delete_sampler_state(struct pipe_context
* pipe
, void* state
)
1369 static uint32_t r300_assign_texture_cache_region(unsigned index
, unsigned num
)
1371 /* This looks like a hack, but I believe it's suppose to work like
1372 * that. To illustrate how this works, let's assume you have 5 textures.
1373 * From docs, 5 and the successive numbers are:
1381 * First 3 textures will get 3/4 of size of the cache, divived evenly
1382 * between them. The last 1/4 of the cache must be divided between
1383 * the last 2 textures, each will therefore get 1/8 of the cache.
1384 * Why not just to use "5 + texture_index" ?
1386 * This simple trick works for all "num" <= 16.
1389 return R300_TX_CACHE(R300_TX_CACHE_WHOLE
);
1391 return R300_TX_CACHE(num
+ index
);
1394 static void r300_set_fragment_sampler_views(struct pipe_context
* pipe
,
1396 struct pipe_sampler_view
** views
)
1398 struct r300_context
* r300
= r300_context(pipe
);
1399 struct r300_textures_state
* state
=
1400 (struct r300_textures_state
*)r300
->textures_state
.state
;
1401 struct r300_resource
*texture
;
1402 unsigned i
, real_num_views
= 0, view_index
= 0;
1403 unsigned tex_units
= r300
->screen
->caps
.num_tex_units
;
1404 boolean dirty_tex
= FALSE
;
1406 if (count
> tex_units
) {
1410 /* Calculate the real number of views. */
1411 for (i
= 0; i
< count
; i
++) {
1416 for (i
= 0; i
< count
; i
++) {
1417 pipe_sampler_view_reference(
1418 (struct pipe_sampler_view
**)&state
->sampler_views
[i
],
1425 /* A new sampler view (= texture)... */
1428 /* Set the texrect factor in the fragment shader.
1429 * Needed for RECT and NPOT fallback. */
1430 texture
= r300_resource(views
[i
]->texture
);
1431 if (texture
->tex
.is_npot
) {
1432 r300_mark_atom_dirty(r300
, &r300
->fs_rc_constant_state
);
1435 state
->sampler_views
[i
]->texcache_region
=
1436 r300_assign_texture_cache_region(view_index
, real_num_views
);
1440 for (i
= count
; i
< tex_units
; i
++) {
1441 if (state
->sampler_views
[i
]) {
1442 pipe_sampler_view_reference(
1443 (struct pipe_sampler_view
**)&state
->sampler_views
[i
],
1448 state
->sampler_view_count
= count
;
1450 r300_mark_atom_dirty(r300
, &r300
->textures_state
);
1453 r300_mark_atom_dirty(r300
, &r300
->texture_cache_inval
);
1457 static struct pipe_sampler_view
*
1458 r300_create_sampler_view(struct pipe_context
*pipe
,
1459 struct pipe_resource
*texture
,
1460 const struct pipe_sampler_view
*templ
)
1462 struct r300_sampler_view
*view
= CALLOC_STRUCT(r300_sampler_view
);
1463 struct r300_resource
*tex
= r300_resource(texture
);
1464 boolean is_r500
= r300_screen(pipe
->screen
)->caps
.is_r500
;
1465 boolean dxtc_swizzle
= r300_screen(pipe
->screen
)->caps
.dxtc_swizzle
;
1470 view
->base
= *templ
;
1471 view
->base
.reference
.count
= 1;
1472 view
->base
.context
= pipe
;
1473 view
->base
.texture
= NULL
;
1474 pipe_resource_reference(&view
->base
.texture
, texture
);
1476 view
->swizzle
[0] = templ
->swizzle_r
;
1477 view
->swizzle
[1] = templ
->swizzle_g
;
1478 view
->swizzle
[2] = templ
->swizzle_b
;
1479 view
->swizzle
[3] = templ
->swizzle_a
;
1481 hwformat
= r300_translate_texformat(templ
->format
,
1486 if (hwformat
== ~0) {
1487 fprintf(stderr
, "r300: Ooops. Got unsupported format %s in %s.\n",
1488 util_format_short_name(templ
->format
), __func__
);
1490 assert(hwformat
!= ~0);
1492 view
->format
= tex
->tx_format
;
1493 view
->format
.format1
|= hwformat
;
1495 view
->format
.format2
|= r500_tx_format_msb_bit(templ
->format
);
1499 return (struct pipe_sampler_view
*)view
;
1503 r300_sampler_view_destroy(struct pipe_context
*pipe
,
1504 struct pipe_sampler_view
*view
)
1506 pipe_resource_reference(&view
->texture
, NULL
);
1510 static void r300_set_scissor_state(struct pipe_context
* pipe
,
1511 const struct pipe_scissor_state
* state
)
1513 struct r300_context
* r300
= r300_context(pipe
);
1515 memcpy(r300
->scissor_state
.state
, state
,
1516 sizeof(struct pipe_scissor_state
));
1518 r300_mark_atom_dirty(r300
, &r300
->scissor_state
);
1521 static void r300_set_viewport_state(struct pipe_context
* pipe
,
1522 const struct pipe_viewport_state
* state
)
1524 struct r300_context
* r300
= r300_context(pipe
);
1525 struct r300_viewport_state
* viewport
=
1526 (struct r300_viewport_state
*)r300
->viewport_state
.state
;
1528 r300
->viewport
= *state
;
1531 draw_set_viewport_state(r300
->draw
, state
);
1532 viewport
->vte_control
= R300_VTX_XY_FMT
| R300_VTX_Z_FMT
;
1536 /* Do the transform in HW. */
1537 viewport
->vte_control
= R300_VTX_W0_FMT
;
1539 if (state
->scale
[0] != 1.0f
) {
1540 viewport
->xscale
= state
->scale
[0];
1541 viewport
->vte_control
|= R300_VPORT_X_SCALE_ENA
;
1543 if (state
->scale
[1] != 1.0f
) {
1544 viewport
->yscale
= state
->scale
[1];
1545 viewport
->vte_control
|= R300_VPORT_Y_SCALE_ENA
;
1547 if (state
->scale
[2] != 1.0f
) {
1548 viewport
->zscale
= state
->scale
[2];
1549 viewport
->vte_control
|= R300_VPORT_Z_SCALE_ENA
;
1551 if (state
->translate
[0] != 0.0f
) {
1552 viewport
->xoffset
= state
->translate
[0];
1553 viewport
->vte_control
|= R300_VPORT_X_OFFSET_ENA
;
1555 if (state
->translate
[1] != 0.0f
) {
1556 viewport
->yoffset
= state
->translate
[1];
1557 viewport
->vte_control
|= R300_VPORT_Y_OFFSET_ENA
;
1559 if (state
->translate
[2] != 0.0f
) {
1560 viewport
->zoffset
= state
->translate
[2];
1561 viewport
->vte_control
|= R300_VPORT_Z_OFFSET_ENA
;
1564 r300_mark_atom_dirty(r300
, &r300
->viewport_state
);
1565 if (r300
->fs
.state
&& r300_fs(r300
)->shader
&&
1566 r300_fs(r300
)->shader
->inputs
.wpos
!= ATTR_UNUSED
) {
1567 r300_mark_atom_dirty(r300
, &r300
->fs_rc_constant_state
);
1571 static void r300_set_vertex_buffers(struct pipe_context
* pipe
,
1573 const struct pipe_vertex_buffer
* buffers
)
1575 struct r300_context
* r300
= r300_context(pipe
);
1577 struct pipe_vertex_buffer dummy_vb
= {0};
1579 /* There must be at least one vertex buffer set, otherwise it locks up. */
1581 dummy_vb
.buffer
= r300
->dummy_vb
;
1582 buffers
= &dummy_vb
;
1586 u_vbuf_set_vertex_buffers(r300
->vbuf_mgr
, count
, buffers
);
1588 if (r300
->screen
->caps
.has_tcl
) {
1590 for (i
= 0; i
< count
; i
++) {
1591 if (buffers
[i
].buffer
&&
1592 !r300_resource(buffers
[i
].buffer
)->b
.user_ptr
) {
1595 r300
->vertex_arrays_dirty
= TRUE
;
1598 draw_set_vertex_buffers(r300
->draw
, count
, buffers
);
1602 static void r300_set_index_buffer(struct pipe_context
* pipe
,
1603 const struct pipe_index_buffer
*ib
)
1605 struct r300_context
* r300
= r300_context(pipe
);
1607 if (ib
&& ib
->buffer
) {
1608 assert(ib
->offset
% ib
->index_size
== 0);
1610 pipe_resource_reference(&r300
->index_buffer
.buffer
, ib
->buffer
);
1611 memcpy(&r300
->index_buffer
, ib
, sizeof(r300
->index_buffer
));
1612 r300
->index_buffer
.offset
/= r300
->index_buffer
.index_size
;
1615 pipe_resource_reference(&r300
->index_buffer
.buffer
, NULL
);
1616 memset(&r300
->index_buffer
, 0, sizeof(r300
->index_buffer
));
1619 if (!r300
->screen
->caps
.has_tcl
) {
1620 draw_set_index_buffer(r300
->draw
, ib
);
1624 /* Initialize the PSC tables. */
1625 static void r300_vertex_psc(struct r300_vertex_element_state
*velems
)
1627 struct r300_vertex_stream_state
*vstream
= &velems
->vertex_stream
;
1628 uint16_t type
, swizzle
;
1629 enum pipe_format format
;
1632 /* Vertex shaders have no semantics on their inputs,
1633 * so PSC should just route stuff based on the vertex elements,
1634 * and not on attrib information. */
1635 for (i
= 0; i
< velems
->count
; i
++) {
1636 format
= velems
->velem
[i
].src_format
;
1638 type
= r300_translate_vertex_data_type(format
);
1639 if (type
== R300_INVALID_FORMAT
) {
1640 fprintf(stderr
, "r300: Bad vertex format %s.\n",
1641 util_format_short_name(format
));
1646 type
|= i
<< R300_DST_VEC_LOC_SHIFT
;
1647 swizzle
= r300_translate_vertex_data_swizzle(format
);
1650 vstream
->vap_prog_stream_cntl
[i
>> 1] |= type
<< 16;
1651 vstream
->vap_prog_stream_cntl_ext
[i
>> 1] |= swizzle
<< 16;
1653 vstream
->vap_prog_stream_cntl
[i
>> 1] |= type
;
1654 vstream
->vap_prog_stream_cntl_ext
[i
>> 1] |= swizzle
;
1658 /* Set the last vector in the PSC. */
1662 vstream
->vap_prog_stream_cntl
[i
>> 1] |=
1663 (R300_LAST_VEC
<< (i
& 1 ? 16 : 0));
1665 vstream
->count
= (i
>> 1) + 1;
1668 static void* r300_create_vertex_elements_state(struct pipe_context
* pipe
,
1670 const struct pipe_vertex_element
* attribs
)
1672 struct r300_context
*r300
= r300_context(pipe
);
1673 struct r300_vertex_element_state
*velems
;
1675 struct pipe_vertex_element dummy_attrib
= {0};
1677 /* R300 Programmable Stream Control (PSC) doesn't support 0 vertex elements. */
1679 dummy_attrib
.src_format
= PIPE_FORMAT_R8G8B8A8_UNORM
;
1680 attribs
= &dummy_attrib
;
1682 } else if (count
> 16) {
1683 fprintf(stderr
, "r300: More than 16 vertex elements are not supported,"
1684 " requested %i, using 16.\n", count
);
1688 velems
= CALLOC_STRUCT(r300_vertex_element_state
);
1692 velems
->count
= count
;
1693 velems
->vmgr_elements
=
1694 u_vbuf_create_vertex_elements(r300
->vbuf_mgr
, count
, attribs
,
1697 if (r300_screen(pipe
->screen
)->caps
.has_tcl
) {
1699 * The unused components will be replaced by (..., 0, 1). */
1700 r300_vertex_psc(velems
);
1702 for (i
= 0; i
< count
; i
++) {
1703 velems
->format_size
[i
] =
1704 align(util_format_get_blocksize(velems
->velem
[i
].src_format
), 4);
1705 velems
->vertex_size_dwords
+= velems
->format_size
[i
] / 4;
1712 static void r300_bind_vertex_elements_state(struct pipe_context
*pipe
,
1715 struct r300_context
*r300
= r300_context(pipe
);
1716 struct r300_vertex_element_state
*velems
= state
;
1718 if (velems
== NULL
) {
1722 r300
->velems
= velems
;
1724 u_vbuf_bind_vertex_elements(r300
->vbuf_mgr
, state
, velems
->vmgr_elements
);
1727 draw_set_vertex_elements(r300
->draw
, velems
->count
, velems
->velem
);
1731 UPDATE_STATE(&velems
->vertex_stream
, r300
->vertex_stream_state
);
1732 r300
->vertex_stream_state
.size
= (1 + velems
->vertex_stream
.count
) * 2;
1733 r300
->vertex_arrays_dirty
= TRUE
;
1736 static void r300_delete_vertex_elements_state(struct pipe_context
*pipe
, void *state
)
1738 struct r300_context
*r300
= r300_context(pipe
);
1739 struct r300_vertex_element_state
*velems
= state
;
1741 u_vbuf_destroy_vertex_elements(r300
->vbuf_mgr
, velems
->vmgr_elements
);
1745 static void* r300_create_vs_state(struct pipe_context
* pipe
,
1746 const struct pipe_shader_state
* shader
)
1748 struct r300_context
* r300
= r300_context(pipe
);
1749 struct r300_vertex_shader
* vs
= CALLOC_STRUCT(r300_vertex_shader
);
1751 /* Copy state directly into shader. */
1752 vs
->state
= *shader
;
1753 vs
->state
.tokens
= tgsi_dup_tokens(shader
->tokens
);
1755 if (r300
->screen
->caps
.has_tcl
) {
1756 r300_init_vs_outputs(vs
);
1757 r300_translate_vertex_shader(r300
, vs
);
1759 r300_draw_init_vertex_shader(r300
->draw
, vs
);
1765 static void r300_bind_vs_state(struct pipe_context
* pipe
, void* shader
)
1767 struct r300_context
* r300
= r300_context(pipe
);
1768 struct r300_vertex_shader
* vs
= (struct r300_vertex_shader
*)shader
;
1771 r300
->vs_state
.state
= NULL
;
1774 if (vs
== r300
->vs_state
.state
) {
1777 r300
->vs_state
.state
= vs
;
1779 /* The majority of the RS block bits is dependent on the vertex shader. */
1780 r300_mark_atom_dirty(r300
, &r300
->rs_block_state
); /* Will be updated before the emission. */
1782 if (r300
->screen
->caps
.has_tcl
) {
1783 unsigned fc_op_dwords
= r300
->screen
->caps
.is_r500
? 3 : 2;
1784 r300_mark_atom_dirty(r300
, &r300
->vs_state
);
1785 r300
->vs_state
.size
=
1786 vs
->code
.length
+ 9 +
1787 (vs
->code
.num_fc_ops
? vs
->code
.num_fc_ops
* fc_op_dwords
+ 4 : 0);
1789 r300_mark_atom_dirty(r300
, &r300
->vs_constants
);
1790 r300
->vs_constants
.size
=
1792 (vs
->externals_count
? vs
->externals_count
* 4 + 3 : 0) +
1793 (vs
->immediates_count
? vs
->immediates_count
* 4 + 3 : 0);
1795 ((struct r300_constant_buffer
*)r300
->vs_constants
.state
)->remap_table
=
1796 vs
->code
.constants_remap_table
;
1798 r300_mark_atom_dirty(r300
, &r300
->pvs_flush
);
1800 draw_bind_vertex_shader(r300
->draw
,
1801 (struct draw_vertex_shader
*)vs
->draw_vs
);
1805 static void r300_delete_vs_state(struct pipe_context
* pipe
, void* shader
)
1807 struct r300_context
* r300
= r300_context(pipe
);
1808 struct r300_vertex_shader
* vs
= (struct r300_vertex_shader
*)shader
;
1810 if (r300
->screen
->caps
.has_tcl
) {
1811 rc_constants_destroy(&vs
->code
.constants
);
1812 if (vs
->code
.constants_remap_table
)
1813 FREE(vs
->code
.constants_remap_table
);
1815 draw_delete_vertex_shader(r300
->draw
,
1816 (struct draw_vertex_shader
*)vs
->draw_vs
);
1819 FREE((void*)vs
->state
.tokens
);
1823 static void r300_set_constant_buffer(struct pipe_context
*pipe
,
1824 uint shader
, uint index
,
1825 struct pipe_resource
*buf
)
1827 struct r300_context
* r300
= r300_context(pipe
);
1828 struct r300_constant_buffer
*cbuf
;
1829 struct r300_resource
*rbuf
= r300_resource(buf
);
1833 case PIPE_SHADER_VERTEX
:
1834 cbuf
= (struct r300_constant_buffer
*)r300
->vs_constants
.state
;
1836 case PIPE_SHADER_FRAGMENT
:
1837 cbuf
= (struct r300_constant_buffer
*)r300
->fs_constants
.state
;
1843 if (buf
== NULL
|| buf
->width0
== 0)
1846 if (rbuf
->b
.user_ptr
)
1847 mapped
= (uint32_t*)rbuf
->b
.user_ptr
;
1848 else if (rbuf
->constant_buffer
)
1849 mapped
= (uint32_t*)rbuf
->constant_buffer
;
1853 if (shader
== PIPE_SHADER_FRAGMENT
||
1854 (shader
== PIPE_SHADER_VERTEX
&& r300
->screen
->caps
.has_tcl
)) {
1858 if (shader
== PIPE_SHADER_VERTEX
) {
1859 if (r300
->screen
->caps
.has_tcl
) {
1860 struct r300_vertex_shader
*vs
=
1861 (struct r300_vertex_shader
*)r300
->vs_state
.state
;
1864 cbuf
->buffer_base
= 0;
1868 cbuf
->buffer_base
= r300
->vs_const_base
;
1869 r300
->vs_const_base
+= vs
->code
.constants
.Count
;
1870 if (r300
->vs_const_base
> R500_MAX_PVS_CONST_VECS
) {
1871 r300
->vs_const_base
= vs
->code
.constants
.Count
;
1872 cbuf
->buffer_base
= 0;
1873 r300_mark_atom_dirty(r300
, &r300
->pvs_flush
);
1875 r300_mark_atom_dirty(r300
, &r300
->vs_constants
);
1876 } else if (r300
->draw
) {
1877 draw_set_mapped_constant_buffer(r300
->draw
, PIPE_SHADER_VERTEX
,
1878 0, mapped
, buf
->width0
);
1880 } else if (shader
== PIPE_SHADER_FRAGMENT
) {
1881 r300_mark_atom_dirty(r300
, &r300
->fs_constants
);
1885 static void r300_texture_barrier(struct pipe_context
*pipe
)
1887 struct r300_context
*r300
= r300_context(pipe
);
1889 r300_mark_atom_dirty(r300
, &r300
->gpu_flush
);
1890 r300_mark_atom_dirty(r300
, &r300
->texture_cache_inval
);
1893 void r300_init_state_functions(struct r300_context
* r300
)
1895 r300
->context
.create_blend_state
= r300_create_blend_state
;
1896 r300
->context
.bind_blend_state
= r300_bind_blend_state
;
1897 r300
->context
.delete_blend_state
= r300_delete_blend_state
;
1899 r300
->context
.set_blend_color
= r300_set_blend_color
;
1901 r300
->context
.set_clip_state
= r300_set_clip_state
;
1902 r300
->context
.set_sample_mask
= r300_set_sample_mask
;
1904 r300
->context
.set_constant_buffer
= r300_set_constant_buffer
;
1906 r300
->context
.create_depth_stencil_alpha_state
= r300_create_dsa_state
;
1907 r300
->context
.bind_depth_stencil_alpha_state
= r300_bind_dsa_state
;
1908 r300
->context
.delete_depth_stencil_alpha_state
= r300_delete_dsa_state
;
1910 r300
->context
.set_stencil_ref
= r300_set_stencil_ref
;
1912 r300
->context
.set_framebuffer_state
= r300_set_framebuffer_state
;
1914 r300
->context
.create_fs_state
= r300_create_fs_state
;
1915 r300
->context
.bind_fs_state
= r300_bind_fs_state
;
1916 r300
->context
.delete_fs_state
= r300_delete_fs_state
;
1918 r300
->context
.set_polygon_stipple
= r300_set_polygon_stipple
;
1920 r300
->context
.create_rasterizer_state
= r300_create_rs_state
;
1921 r300
->context
.bind_rasterizer_state
= r300_bind_rs_state
;
1922 r300
->context
.delete_rasterizer_state
= r300_delete_rs_state
;
1924 r300
->context
.create_sampler_state
= r300_create_sampler_state
;
1925 r300
->context
.bind_fragment_sampler_states
= r300_bind_sampler_states
;
1926 r300
->context
.bind_vertex_sampler_states
= r300_lacks_vertex_textures
;
1927 r300
->context
.delete_sampler_state
= r300_delete_sampler_state
;
1929 r300
->context
.set_fragment_sampler_views
= r300_set_fragment_sampler_views
;
1930 r300
->context
.create_sampler_view
= r300_create_sampler_view
;
1931 r300
->context
.sampler_view_destroy
= r300_sampler_view_destroy
;
1933 r300
->context
.set_scissor_state
= r300_set_scissor_state
;
1935 r300
->context
.set_viewport_state
= r300_set_viewport_state
;
1937 r300
->context
.set_vertex_buffers
= r300_set_vertex_buffers
;
1938 r300
->context
.set_index_buffer
= r300_set_index_buffer
;
1939 r300
->context
.redefine_user_buffer
= u_default_redefine_user_buffer
;
1941 r300
->context
.create_vertex_elements_state
= r300_create_vertex_elements_state
;
1942 r300
->context
.bind_vertex_elements_state
= r300_bind_vertex_elements_state
;
1943 r300
->context
.delete_vertex_elements_state
= r300_delete_vertex_elements_state
;
1945 r300
->context
.create_vs_state
= r300_create_vs_state
;
1946 r300
->context
.bind_vs_state
= r300_bind_vs_state
;
1947 r300
->context
.delete_vs_state
= r300_delete_vs_state
;
1949 r300
->context
.texture_barrier
= r300_texture_barrier
;