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_math.h"
28 #include "util/u_mm.h"
29 #include "util/u_memory.h"
30 #include "util/u_pack_color.h"
32 #include "tgsi/tgsi_parse.h"
34 #include "pipe/p_config.h"
37 #include "r300_context.h"
38 #include "r300_emit.h"
40 #include "r300_screen.h"
41 #include "r300_screen_buffer.h"
42 #include "r300_state_inlines.h"
44 #include "r300_texture.h"
46 #include "r300_winsys.h"
47 #include "r300_hyperz.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 alpha_blend_control
= 0; /* R300_RB3D_ABLEND: 0x4e08 */
191 uint32_t color_channel_mask
= 0; /* R300_RB3D_COLOR_CHANNEL_MASK: 0x4e0c */
192 uint32_t rop
= 0; /* R300_RB3D_ROPCNTL: 0x4e18 */
193 uint32_t dither
= 0; /* R300_RB3D_DITHER_CTL: 0x4e50 */
196 if (state
->rt
[0].blend_enable
)
198 unsigned eqRGB
= state
->rt
[0].rgb_func
;
199 unsigned srcRGB
= state
->rt
[0].rgb_src_factor
;
200 unsigned dstRGB
= state
->rt
[0].rgb_dst_factor
;
202 unsigned eqA
= state
->rt
[0].alpha_func
;
203 unsigned srcA
= state
->rt
[0].alpha_src_factor
;
204 unsigned dstA
= state
->rt
[0].alpha_dst_factor
;
206 /* despite the name, ALPHA_BLEND_ENABLE has nothing to do with alpha,
207 * this is just the crappy D3D naming */
208 blend_control
= R300_ALPHA_BLEND_ENABLE
|
209 r300_translate_blend_function(eqRGB
) |
210 ( r300_translate_blend_factor(srcRGB
) << R300_SRC_BLEND_SHIFT
) |
211 ( r300_translate_blend_factor(dstRGB
) << R300_DST_BLEND_SHIFT
);
213 /* Optimization: some operations do not require the destination color.
215 * When SRC_ALPHA_SATURATE is used, colorbuffer reads must be enabled,
216 * otherwise blending gives incorrect results. It seems to be
218 if (eqRGB
== PIPE_BLEND_MIN
|| eqA
== PIPE_BLEND_MIN
||
219 eqRGB
== PIPE_BLEND_MAX
|| eqA
== PIPE_BLEND_MAX
||
220 dstRGB
!= PIPE_BLENDFACTOR_ZERO
||
221 dstA
!= PIPE_BLENDFACTOR_ZERO
||
222 srcRGB
== PIPE_BLENDFACTOR_DST_COLOR
||
223 srcRGB
== PIPE_BLENDFACTOR_DST_ALPHA
||
224 srcRGB
== PIPE_BLENDFACTOR_INV_DST_COLOR
||
225 srcRGB
== PIPE_BLENDFACTOR_INV_DST_ALPHA
||
226 srcA
== PIPE_BLENDFACTOR_DST_COLOR
||
227 srcA
== PIPE_BLENDFACTOR_DST_ALPHA
||
228 srcA
== PIPE_BLENDFACTOR_INV_DST_COLOR
||
229 srcA
== PIPE_BLENDFACTOR_INV_DST_ALPHA
||
230 srcRGB
== PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE
) {
231 /* Enable reading from the colorbuffer. */
232 blend_control
|= R300_READ_ENABLE
;
234 if (r300screen
->caps
.is_r500
) {
235 /* Optimization: Depending on incoming pixels, we can
236 * conditionally disable the reading in hardware... */
237 if (eqRGB
!= PIPE_BLEND_MIN
&& eqA
!= PIPE_BLEND_MIN
&&
238 eqRGB
!= PIPE_BLEND_MAX
&& eqA
!= PIPE_BLEND_MAX
) {
239 /* Disable reading if SRC_ALPHA == 0. */
240 if ((dstRGB
== PIPE_BLENDFACTOR_SRC_ALPHA
||
241 dstRGB
== PIPE_BLENDFACTOR_ZERO
) &&
242 (dstA
== PIPE_BLENDFACTOR_SRC_COLOR
||
243 dstA
== PIPE_BLENDFACTOR_SRC_ALPHA
||
244 dstA
== PIPE_BLENDFACTOR_ZERO
)) {
245 blend_control
|= R500_SRC_ALPHA_0_NO_READ
;
248 /* Disable reading if SRC_ALPHA == 1. */
249 if ((dstRGB
== PIPE_BLENDFACTOR_INV_SRC_ALPHA
||
250 dstRGB
== PIPE_BLENDFACTOR_ZERO
) &&
251 (dstA
== PIPE_BLENDFACTOR_INV_SRC_COLOR
||
252 dstA
== PIPE_BLENDFACTOR_INV_SRC_ALPHA
||
253 dstA
== PIPE_BLENDFACTOR_ZERO
)) {
254 blend_control
|= R500_SRC_ALPHA_1_NO_READ
;
260 /* Optimization: discard pixels which don't change the colorbuffer.
262 * The code below is non-trivial and some math is involved.
264 * Discarding pixels must be disabled when FP16 AA is enabled.
265 * This is a hardware bug. Also, this implementation wouldn't work
266 * with FP blending enabled and equation clamping disabled.
268 * Equations other than ADD are rarely used and therefore won't be
270 if ((eqRGB
== PIPE_BLEND_ADD
|| eqRGB
== PIPE_BLEND_REVERSE_SUBTRACT
) &&
271 (eqA
== PIPE_BLEND_ADD
|| eqA
== PIPE_BLEND_REVERSE_SUBTRACT
)) {
273 * REVERSE_SUBTRACT: Y-X
276 * If X = src*srcFactor = 0 and Y = dst*dstFactor = 1,
277 * then CB will not be changed.
279 * Given the srcFactor and dstFactor variables, we can derive
280 * what src and dst should be equal to and discard appropriate
283 if (blend_discard_if_src_alpha_0(srcRGB
, srcA
, dstRGB
, dstA
)) {
284 blend_control
|= R300_DISCARD_SRC_PIXELS_SRC_ALPHA_0
;
285 } else if (blend_discard_if_src_alpha_1(srcRGB
, srcA
,
287 blend_control
|= R300_DISCARD_SRC_PIXELS_SRC_ALPHA_1
;
288 } else if (blend_discard_if_src_color_0(srcRGB
, srcA
,
290 blend_control
|= R300_DISCARD_SRC_PIXELS_SRC_COLOR_0
;
291 } else if (blend_discard_if_src_color_1(srcRGB
, srcA
,
293 blend_control
|= R300_DISCARD_SRC_PIXELS_SRC_COLOR_1
;
294 } else if (blend_discard_if_src_alpha_color_0(srcRGB
, srcA
,
297 R300_DISCARD_SRC_PIXELS_SRC_ALPHA_COLOR_0
;
298 } else if (blend_discard_if_src_alpha_color_1(srcRGB
, srcA
,
301 R300_DISCARD_SRC_PIXELS_SRC_ALPHA_COLOR_1
;
306 if (srcA
!= srcRGB
|| dstA
!= dstRGB
|| eqA
!= eqRGB
) {
307 blend_control
|= R300_SEPARATE_ALPHA_ENABLE
;
308 alpha_blend_control
=
309 r300_translate_blend_function(eqA
) |
310 (r300_translate_blend_factor(srcA
) << R300_SRC_BLEND_SHIFT
) |
311 (r300_translate_blend_factor(dstA
) << R300_DST_BLEND_SHIFT
);
315 /* PIPE_LOGICOP_* don't need to be translated, fortunately. */
316 if (state
->logicop_enable
) {
317 rop
= R300_RB3D_ROPCNTL_ROP_ENABLE
|
318 (state
->logicop_func
) << R300_RB3D_ROPCNTL_ROP_SHIFT
;
321 /* Color channel masks for all MRTs. */
322 color_channel_mask
= bgra_cmask(state
->rt
[0].colormask
);
323 if (r300screen
->caps
.is_r500
&& state
->independent_blend_enable
) {
324 if (state
->rt
[1].blend_enable
) {
325 color_channel_mask
|= bgra_cmask(state
->rt
[1].colormask
) << 4;
327 if (state
->rt
[2].blend_enable
) {
328 color_channel_mask
|= bgra_cmask(state
->rt
[2].colormask
) << 8;
330 if (state
->rt
[3].blend_enable
) {
331 color_channel_mask
|= bgra_cmask(state
->rt
[3].colormask
) << 12;
335 /* Neither fglrx nor classic r300 ever set this, regardless of dithering
336 * state. Since it's an optional implementation detail, we can leave it
337 * out and never dither.
339 * This could be revisited if we ever get quality or conformance hints.
342 dither = R300_RB3D_DITHER_CTL_DITHER_MODE_LUT |
343 R300_RB3D_DITHER_CTL_ALPHA_DITHER_MODE_LUT;
347 /* Build a command buffer. */
348 BEGIN_CB(blend
->cb
, 8);
349 OUT_CB_REG(R300_RB3D_ROPCNTL
, rop
);
350 OUT_CB_REG_SEQ(R300_RB3D_CBLEND
, 3);
351 OUT_CB(blend_control
);
352 OUT_CB(alpha_blend_control
);
353 OUT_CB(color_channel_mask
);
354 OUT_CB_REG(R300_RB3D_DITHER_CTL
, dither
);
357 /* The same as above, but with no colorbuffer reads and writes. */
358 BEGIN_CB(blend
->cb_no_readwrite
, 8);
359 OUT_CB_REG(R300_RB3D_ROPCNTL
, rop
);
360 OUT_CB_REG_SEQ(R300_RB3D_CBLEND
, 3);
364 OUT_CB_REG(R300_RB3D_DITHER_CTL
, dither
);
370 /* Bind blend state. */
371 static void r300_bind_blend_state(struct pipe_context
* pipe
,
374 struct r300_context
* r300
= r300_context(pipe
);
376 UPDATE_STATE(state
, r300
->blend_state
);
379 /* Free blend state. */
380 static void r300_delete_blend_state(struct pipe_context
* pipe
,
386 /* Convert float to 10bit integer */
387 static unsigned float_to_fixed10(float f
)
389 return CLAMP((unsigned)(f
* 1023.9f
), 0, 1023);
393 * Setup both R300 and R500 registers, figure out later which one to write. */
394 static void r300_set_blend_color(struct pipe_context
* pipe
,
395 const struct pipe_blend_color
* color
)
397 struct r300_context
* r300
= r300_context(pipe
);
398 struct r300_blend_color_state
* state
=
399 (struct r300_blend_color_state
*)r300
->blend_color_state
.state
;
402 if (r300
->screen
->caps
.is_r500
) {
403 /* XXX if FP16 blending is enabled, we should use the FP16 format */
404 BEGIN_CB(state
->cb
, 3);
405 OUT_CB_REG_SEQ(R500_RB3D_CONSTANT_COLOR_AR
, 2);
406 OUT_CB(float_to_fixed10(color
->color
[0]) |
407 (float_to_fixed10(color
->color
[3]) << 16));
408 OUT_CB(float_to_fixed10(color
->color
[2]) |
409 (float_to_fixed10(color
->color
[1]) << 16));
413 util_pack_color(color
->color
, PIPE_FORMAT_B8G8R8A8_UNORM
, &uc
);
415 BEGIN_CB(state
->cb
, 2);
416 OUT_CB_REG(R300_RB3D_BLEND_COLOR
, uc
.ui
);
420 r300_mark_atom_dirty(r300
, &r300
->blend_color_state
);
423 static void r300_set_clip_state(struct pipe_context
* pipe
,
424 const struct pipe_clip_state
* state
)
426 struct r300_context
* r300
= r300_context(pipe
);
427 struct r300_clip_state
*clip
=
428 (struct r300_clip_state
*)r300
->clip_state
.state
;
433 if (r300
->screen
->caps
.has_tcl
) {
434 r300
->clip_state
.size
= 2 + !!state
->nr
* 3 + state
->nr
* 4;
436 BEGIN_CB(clip
->cb
, r300
->clip_state
.size
);
438 OUT_CB_REG(R300_VAP_PVS_VECTOR_INDX_REG
,
439 (r300
->screen
->caps
.is_r500
?
440 R500_PVS_UCP_START
: R300_PVS_UCP_START
));
441 OUT_CB_ONE_REG(R300_VAP_PVS_UPLOAD_DATA
, state
->nr
* 4);
442 OUT_CB_TABLE(state
->ucp
, state
->nr
* 4);
444 OUT_CB_REG(R300_VAP_CLIP_CNTL
, ((1 << state
->nr
) - 1) |
445 R300_PS_UCP_MODE_CLIP_AS_TRIFAN
);
448 r300_mark_atom_dirty(r300
, &r300
->clip_state
);
450 draw_set_clip_state(r300
->draw
, state
);
455 r300_set_sample_mask(struct pipe_context
*pipe
,
456 unsigned sample_mask
)
461 /* Create a new depth, stencil, and alpha state based on the CSO dsa state.
463 * This contains the depth buffer, stencil buffer, alpha test, and such.
464 * On the Radeon, depth and stencil buffer setup are intertwined, which is
465 * the reason for some of the strange-looking assignments across registers. */
467 r300_create_dsa_state(struct pipe_context
* pipe
,
468 const struct pipe_depth_stencil_alpha_state
* state
)
470 struct r300_capabilities
*caps
= &r300_screen(pipe
->screen
)->caps
;
471 struct r300_dsa_state
* dsa
= CALLOC_STRUCT(r300_dsa_state
);
476 /* Depth test setup. - separate write mask depth for decomp flush */
477 if (state
->depth
.writemask
) {
478 dsa
->z_buffer_control
|= R300_Z_WRITE_ENABLE
;
481 if (state
->depth
.enabled
) {
482 dsa
->z_buffer_control
|= R300_Z_ENABLE
;
484 dsa
->z_stencil_control
|=
485 (r300_translate_depth_stencil_function(state
->depth
.func
) <<
489 /* Stencil buffer setup. */
490 if (state
->stencil
[0].enabled
) {
491 dsa
->z_buffer_control
|= R300_STENCIL_ENABLE
;
492 dsa
->z_stencil_control
|=
493 (r300_translate_depth_stencil_function(state
->stencil
[0].func
) <<
494 R300_S_FRONT_FUNC_SHIFT
) |
495 (r300_translate_stencil_op(state
->stencil
[0].fail_op
) <<
496 R300_S_FRONT_SFAIL_OP_SHIFT
) |
497 (r300_translate_stencil_op(state
->stencil
[0].zpass_op
) <<
498 R300_S_FRONT_ZPASS_OP_SHIFT
) |
499 (r300_translate_stencil_op(state
->stencil
[0].zfail_op
) <<
500 R300_S_FRONT_ZFAIL_OP_SHIFT
);
502 dsa
->stencil_ref_mask
=
503 (state
->stencil
[0].valuemask
<< R300_STENCILMASK_SHIFT
) |
504 (state
->stencil
[0].writemask
<< R300_STENCILWRITEMASK_SHIFT
);
506 if (state
->stencil
[1].enabled
) {
507 dsa
->two_sided
= TRUE
;
509 dsa
->z_buffer_control
|= R300_STENCIL_FRONT_BACK
;
510 dsa
->z_stencil_control
|=
511 (r300_translate_depth_stencil_function(state
->stencil
[1].func
) <<
512 R300_S_BACK_FUNC_SHIFT
) |
513 (r300_translate_stencil_op(state
->stencil
[1].fail_op
) <<
514 R300_S_BACK_SFAIL_OP_SHIFT
) |
515 (r300_translate_stencil_op(state
->stencil
[1].zpass_op
) <<
516 R300_S_BACK_ZPASS_OP_SHIFT
) |
517 (r300_translate_stencil_op(state
->stencil
[1].zfail_op
) <<
518 R300_S_BACK_ZFAIL_OP_SHIFT
);
520 dsa
->stencil_ref_bf
=
521 (state
->stencil
[1].valuemask
<< R300_STENCILMASK_SHIFT
) |
522 (state
->stencil
[1].writemask
<< R300_STENCILWRITEMASK_SHIFT
);
525 dsa
->z_buffer_control
|= R500_STENCIL_REFMASK_FRONT_BACK
;
527 dsa
->two_sided_stencil_ref
=
528 (state
->stencil
[0].valuemask
!= state
->stencil
[1].valuemask
||
529 state
->stencil
[0].writemask
!= state
->stencil
[1].writemask
);
534 /* Alpha test setup. */
535 if (state
->alpha
.enabled
) {
536 dsa
->alpha_function
=
537 r300_translate_alpha_function(state
->alpha
.func
) |
538 R300_FG_ALPHA_FUNC_ENABLE
;
540 /* We could use 10bit alpha ref but who needs that? */
541 dsa
->alpha_function
|= float_to_ubyte(state
->alpha
.ref_value
);
544 dsa
->alpha_function
|= R500_FG_ALPHA_FUNC_8BIT
;
547 BEGIN_CB(&dsa
->cb_begin
, 8);
548 OUT_CB_REG(R300_FG_ALPHA_FUNC
, dsa
->alpha_function
);
549 OUT_CB_REG_SEQ(R300_ZB_CNTL
, 3);
550 OUT_CB(dsa
->z_buffer_control
);
551 OUT_CB(dsa
->z_stencil_control
);
552 OUT_CB(dsa
->stencil_ref_mask
);
553 OUT_CB_REG(R500_ZB_STENCILREFMASK_BF
, dsa
->stencil_ref_bf
);
556 BEGIN_CB(dsa
->cb_no_readwrite
, 8);
557 OUT_CB_REG(R300_FG_ALPHA_FUNC
, dsa
->alpha_function
);
558 OUT_CB_REG_SEQ(R300_ZB_CNTL
, 3);
562 OUT_CB_REG(R500_ZB_STENCILREFMASK_BF
, 0);
568 static void r300_dsa_inject_stencilref(struct r300_context
*r300
)
570 struct r300_dsa_state
*dsa
=
571 (struct r300_dsa_state
*)r300
->dsa_state
.state
;
576 dsa
->stencil_ref_mask
=
577 (dsa
->stencil_ref_mask
& ~R300_STENCILREF_MASK
) |
578 r300
->stencil_ref
.ref_value
[0];
579 dsa
->stencil_ref_bf
=
580 (dsa
->stencil_ref_bf
& ~R300_STENCILREF_MASK
) |
581 r300
->stencil_ref
.ref_value
[1];
584 /* Bind DSA state. */
585 static void r300_bind_dsa_state(struct pipe_context
* pipe
,
588 struct r300_context
* r300
= r300_context(pipe
);
594 UPDATE_STATE(state
, r300
->dsa_state
);
596 r300_mark_atom_dirty(r300
, &r300
->hyperz_state
); /* Will be updated before the emission. */
597 r300_dsa_inject_stencilref(r300
);
600 /* Free DSA state. */
601 static void r300_delete_dsa_state(struct pipe_context
* pipe
,
607 static void r300_set_stencil_ref(struct pipe_context
* pipe
,
608 const struct pipe_stencil_ref
* sr
)
610 struct r300_context
* r300
= r300_context(pipe
);
612 r300
->stencil_ref
= *sr
;
614 r300_dsa_inject_stencilref(r300
);
615 r300_mark_atom_dirty(r300
, &r300
->dsa_state
);
618 static void r300_tex_set_tiling_flags(struct r300_context
*r300
,
619 struct r300_texture
*tex
, unsigned level
)
621 /* Check if the macrotile flag needs to be changed.
622 * Skip changing the flags otherwise. */
623 if (tex
->desc
.macrotile
[tex
->surface_level
] !=
624 tex
->desc
.macrotile
[level
]) {
625 /* Tiling determines how DRM treats the buffer data.
626 * We must flush CS when changing it if the buffer is referenced. */
627 if (r300
->rws
->cs_is_buffer_referenced(r300
->cs
,
628 tex
->cs_buffer
, R300_REF_CS
))
629 r300
->context
.flush(&r300
->context
, 0, NULL
);
631 r300
->rws
->buffer_set_tiling(r300
->rws
, tex
->buffer
,
632 tex
->desc
.microtile
, tex
->desc
.macrotile
[level
],
633 tex
->desc
.stride_in_bytes
[0]);
635 tex
->surface_level
= level
;
639 /* This switcheroo is needed just because of goddamned MACRO_SWITCH. */
640 static void r300_fb_set_tiling_flags(struct r300_context
*r300
,
641 const struct pipe_framebuffer_state
*state
)
645 /* Set tiling flags for new surfaces. */
646 for (i
= 0; i
< state
->nr_cbufs
; i
++) {
647 r300_tex_set_tiling_flags(r300
,
648 r300_texture(state
->cbufs
[i
]->texture
),
649 state
->cbufs
[i
]->u
.tex
.level
);
652 r300_tex_set_tiling_flags(r300
,
653 r300_texture(state
->zsbuf
->texture
),
654 state
->zsbuf
->u
.tex
.level
);
658 static void r300_print_fb_surf_info(struct pipe_surface
*surf
, unsigned index
,
661 struct pipe_resource
*tex
= surf
->texture
;
662 struct r300_texture
*rtex
= r300_texture(tex
);
665 "r300: %s[%i] Dim: %ix%i, Firstlayer: %i, "
666 "Lastlayer: %i, Level: %i, Format: %s\n"
668 "r300: TEX: Macro: %s, Micro: %s, Pitch: %i, "
669 "Dim: %ix%ix%i, LastLevel: %i, Format: %s\n",
671 binding
, index
, surf
->width
, surf
->height
,
672 surf
->u
.tex
.first_layer
, surf
->u
.tex
.last_layer
, surf
->u
.tex
.level
,
673 util_format_short_name(surf
->format
),
675 rtex
->desc
.macrotile
[0] ? "YES" : " NO",
676 rtex
->desc
.microtile
? "YES" : " NO",
677 rtex
->desc
.stride_in_pixels
[0],
678 tex
->width0
, tex
->height0
, tex
->depth0
,
679 tex
->last_level
, util_format_short_name(tex
->format
));
682 void r300_mark_fb_state_dirty(struct r300_context
*r300
,
683 enum r300_fb_state_change change
)
685 struct pipe_framebuffer_state
*state
= r300
->fb_state
.state
;
686 boolean can_hyperz
= r300
->rws
->get_value(r300
->rws
, R300_CAN_HYPERZ
);
688 r300_mark_atom_dirty(r300
, &r300
->gpu_flush
);
689 r300_mark_atom_dirty(r300
, &r300
->fb_state
);
691 /* What is marked as dirty depends on the enum r300_fb_state_change. */
692 if (change
== R300_CHANGED_FB_STATE
) {
693 r300_mark_atom_dirty(r300
, &r300
->aa_state
);
696 if (change
== R300_CHANGED_FB_STATE
||
697 change
== R300_CHANGED_HYPERZ_FLAG
) {
698 r300_mark_atom_dirty(r300
, &r300
->hyperz_state
);
701 if (change
== R300_CHANGED_FB_STATE
||
702 change
== R300_CHANGED_MULTIWRITE
) {
703 r300_mark_atom_dirty(r300
, &r300
->fb_state_pipelined
);
706 /* Now compute the fb_state atom size. */
707 r300
->fb_state
.size
= 2 + (8 * state
->nr_cbufs
);
709 if (r300
->cbzb_clear
)
710 r300
->fb_state
.size
+= 10;
711 else if (state
->zsbuf
) {
712 r300
->fb_state
.size
+= 10;
714 r300
->fb_state
.size
+= r300
->screen
->caps
.hiz_ram
? 8 : 4;
717 /* The size of the rest of atoms stays the same. */
721 r300_set_framebuffer_state(struct pipe_context
* pipe
,
722 const struct pipe_framebuffer_state
* state
)
724 struct r300_context
* r300
= r300_context(pipe
);
725 struct r300_aa_state
*aa
= (struct r300_aa_state
*)r300
->aa_state
.state
;
726 struct pipe_framebuffer_state
*old_state
= r300
->fb_state
.state
;
727 boolean can_hyperz
= r300
->rws
->get_value(r300
->rws
, R300_CAN_HYPERZ
);
728 unsigned max_width
, max_height
, i
;
729 uint32_t zbuffer_bpp
= 0;
731 if (r300
->screen
->caps
.is_r500
) {
732 max_width
= max_height
= 4096;
733 } else if (r300
->screen
->caps
.is_r400
) {
734 max_width
= max_height
= 4021;
736 max_width
= max_height
= 2560;
739 if (state
->width
> max_width
|| state
->height
> max_height
) {
740 fprintf(stderr
, "r300: Implementation error: Render targets are too "
741 "big in %s, refusing to bind framebuffer state!\n", __FUNCTION__
);
745 if (old_state
->zsbuf
&& r300
->zmask_in_use
&& !r300
->zmask_locked
) {
746 /* There is a zmask in use, what are we gonna do? */
748 if (!pipe_surface_equal(old_state
->zsbuf
, state
->zsbuf
)) {
749 /* Decompress the currently bound zbuffer before we bind another one. */
750 r300_decompress_zmask(r300
);
753 /* We don't bind another zbuffer, so lock the current one. */
754 r300
->zmask_locked
= TRUE
;
755 pipe_surface_reference(&r300
->locked_zbuffer
, old_state
->zsbuf
);
757 } else if (r300
->zmask_locked
&& r300
->locked_zbuffer
) {
758 /* We have a locked zbuffer now, what are we gonna do? */
760 if (!pipe_surface_equal(r300
->locked_zbuffer
, state
->zsbuf
)) {
761 /* We are binding some other zbuffer, so decompress the locked one,
762 * it gets unlocked automatically. */
763 r300_decompress_zmask_locked_unsafe(r300
);
765 /* We are binding the locked zbuffer again, so unlock it. */
766 r300
->zmask_locked
= FALSE
;
771 /* If nr_cbufs is changed from zero to non-zero or vice versa... */
772 if (!!old_state
->nr_cbufs
!= !!state
->nr_cbufs
) {
773 r300_mark_atom_dirty(r300
, &r300
->blend_state
);
775 /* If zsbuf is set from NULL to non-NULL or vice versa.. */
776 if (!!old_state
->zsbuf
!= !!state
->zsbuf
) {
777 r300_mark_atom_dirty(r300
, &r300
->dsa_state
);
780 /* The tiling flags are dependent on the surface miplevel, unfortunately. */
781 r300_fb_set_tiling_flags(r300
, state
);
783 util_copy_framebuffer_state(r300
->fb_state
.state
, state
);
785 if (!r300
->zmask_locked
) {
786 pipe_surface_reference(&r300
->locked_zbuffer
, NULL
);
789 r300_mark_fb_state_dirty(r300
, R300_CHANGED_FB_STATE
);
790 r300
->validate_buffers
= TRUE
;
793 switch (util_format_get_blocksize(state
->zsbuf
->texture
->format
)) {
804 struct r300_surface
*zs_surf
= r300_surface(state
->zsbuf
);
805 struct r300_texture
*tex
= r300_texture(zs_surf
->base
.texture
);
806 int level
= zs_surf
->base
.u
.tex
.level
;
808 /* work out whether we can support hiz on this buffer */
809 r300_hiz_alloc_block(r300
, zs_surf
);
811 DBG(r300
, DBG_HYPERZ
,
812 "hyper-z features: hiz: %d @ %08x\n", tex
->hiz_mem
[level
] ? 1 : 0,
813 tex
->hiz_mem
[level
] ? tex
->hiz_mem
[level
]->ofs
: 0xdeadbeef);
816 /* Polygon offset depends on the zbuffer bit depth. */
817 if (r300
->zbuffer_bpp
!= zbuffer_bpp
) {
818 r300
->zbuffer_bpp
= zbuffer_bpp
;
820 if (r300
->polygon_offset_enabled
)
821 r300_mark_atom_dirty(r300
, &r300
->rs_state
);
825 /* Set up AA config. */
826 if (r300
->rws
->get_value(r300
->rws
, R300_VID_DRM_2_3_0
)) {
827 if (state
->nr_cbufs
&& state
->cbufs
[0]->texture
->nr_samples
> 1) {
828 aa
->aa_config
= R300_GB_AA_CONFIG_AA_ENABLE
;
830 switch (state
->cbufs
[0]->texture
->nr_samples
) {
832 aa
->aa_config
|= R300_GB_AA_CONFIG_NUM_AA_SUBSAMPLES_2
;
835 aa
->aa_config
|= R300_GB_AA_CONFIG_NUM_AA_SUBSAMPLES_3
;
838 aa
->aa_config
|= R300_GB_AA_CONFIG_NUM_AA_SUBSAMPLES_4
;
841 aa
->aa_config
|= R300_GB_AA_CONFIG_NUM_AA_SUBSAMPLES_6
;
849 if (DBG_ON(r300
, DBG_FB
)) {
850 fprintf(stderr
, "r300: set_framebuffer_state:\n");
851 for (i
= 0; i
< state
->nr_cbufs
; i
++) {
852 r300_print_fb_surf_info(state
->cbufs
[i
], i
, "CB");
855 r300_print_fb_surf_info(state
->zsbuf
, 0, "ZB");
860 /* Create fragment shader state. */
861 static void* r300_create_fs_state(struct pipe_context
* pipe
,
862 const struct pipe_shader_state
* shader
)
864 struct r300_fragment_shader
* fs
= NULL
;
866 fs
= (struct r300_fragment_shader
*)CALLOC_STRUCT(r300_fragment_shader
);
868 /* Copy state directly into shader. */
870 fs
->state
.tokens
= tgsi_dup_tokens(shader
->tokens
);
875 void r300_mark_fs_code_dirty(struct r300_context
*r300
)
877 struct r300_fragment_shader
* fs
= r300_fs(r300
);
879 r300_mark_atom_dirty(r300
, &r300
->fs
);
880 r300_mark_atom_dirty(r300
, &r300
->fs_rc_constant_state
);
881 r300_mark_atom_dirty(r300
, &r300
->fs_constants
);
882 r300
->fs
.size
= fs
->shader
->cb_code_size
;
884 if (r300
->screen
->caps
.is_r500
) {
885 r300
->fs_rc_constant_state
.size
= fs
->shader
->rc_state_count
* 7;
886 r300
->fs_constants
.size
= fs
->shader
->externals_count
* 4 + 3;
888 r300
->fs_rc_constant_state
.size
= fs
->shader
->rc_state_count
* 5;
889 r300
->fs_constants
.size
= fs
->shader
->externals_count
* 4 + 1;
892 ((struct r300_constant_buffer
*)r300
->fs_constants
.state
)->remap_table
=
893 fs
->shader
->code
.constants_remap_table
;
896 /* Bind fragment shader state. */
897 static void r300_bind_fs_state(struct pipe_context
* pipe
, void* shader
)
899 struct r300_context
* r300
= r300_context(pipe
);
900 struct r300_fragment_shader
* fs
= (struct r300_fragment_shader
*)shader
;
901 struct pipe_framebuffer_state
*fb
= r300
->fb_state
.state
;
902 boolean last_multi_write
;
905 r300
->fs
.state
= NULL
;
909 last_multi_write
= r300_fragment_shader_writes_all(r300_fs(r300
));
912 r300_pick_fragment_shader(r300
);
913 r300_mark_fs_code_dirty(r300
);
915 if (fb
->nr_cbufs
> 1 &&
916 last_multi_write
!= r300_fragment_shader_writes_all(fs
)) {
917 r300_mark_fb_state_dirty(r300
, R300_CHANGED_MULTIWRITE
);
920 r300_mark_atom_dirty(r300
, &r300
->rs_block_state
); /* Will be updated before the emission. */
923 /* Delete fragment shader state. */
924 static void r300_delete_fs_state(struct pipe_context
* pipe
, void* shader
)
926 struct r300_fragment_shader
* fs
= (struct r300_fragment_shader
*)shader
;
927 struct r300_fragment_shader_code
*tmp
, *ptr
= fs
->first
;
932 rc_constants_destroy(&tmp
->code
.constants
);
936 FREE((void*)fs
->state
.tokens
);
940 static void r300_set_polygon_stipple(struct pipe_context
* pipe
,
941 const struct pipe_poly_stipple
* state
)
943 /* XXX no idea how to set this up, but not terribly important */
946 /* Create a new rasterizer state based on the CSO rasterizer state.
948 * This is a very large chunk of state, and covers most of the graphics
949 * backend (GB), geometry assembly (GA), and setup unit (SU) blocks.
951 * In a not entirely unironic sidenote, this state has nearly nothing to do
952 * with the actual block on the Radeon called the rasterizer (RS). */
953 static void* r300_create_rs_state(struct pipe_context
* pipe
,
954 const struct pipe_rasterizer_state
* state
)
956 struct r300_rs_state
* rs
= CALLOC_STRUCT(r300_rs_state
);
958 uint32_t vap_control_status
; /* R300_VAP_CNTL_STATUS: 0x2140 */
959 uint32_t point_size
; /* R300_GA_POINT_SIZE: 0x421c */
960 uint32_t point_minmax
; /* R300_GA_POINT_MINMAX: 0x4230 */
961 uint32_t line_control
; /* R300_GA_LINE_CNTL: 0x4234 */
962 uint32_t polygon_offset_enable
; /* R300_SU_POLY_OFFSET_ENABLE: 0x42b4 */
963 uint32_t cull_mode
; /* R300_SU_CULL_MODE: 0x42b8 */
964 uint32_t line_stipple_config
; /* R300_GA_LINE_STIPPLE_CONFIG: 0x4328 */
965 uint32_t line_stipple_value
; /* R300_GA_LINE_STIPPLE_VALUE: 0x4260 */
966 uint32_t polygon_mode
; /* R300_GA_POLY_MODE: 0x4288 */
967 uint32_t clip_rule
; /* R300_SC_CLIP_RULE: 0x43D0 */
969 /* Point sprites texture coordinates, 0: lower left, 1: upper right */
970 float point_texcoord_left
= 0; /* R300_GA_POINT_S0: 0x4200 */
971 float point_texcoord_bottom
= 0;/* R300_GA_POINT_T0: 0x4204 */
972 float point_texcoord_right
= 1; /* R300_GA_POINT_S1: 0x4208 */
973 float point_texcoord_top
= 0; /* R300_GA_POINT_T1: 0x420c */
976 /* Copy rasterizer state. */
978 rs
->rs_draw
= *state
;
980 rs
->rs
.sprite_coord_enable
= state
->point_quad_rasterization
*
981 state
->sprite_coord_enable
;
983 /* Override some states for Draw. */
984 rs
->rs_draw
.sprite_coord_enable
= 0; /* We can do this in HW. */
986 #ifdef PIPE_ARCH_LITTLE_ENDIAN
987 vap_control_status
= R300_VC_NO_SWAP
;
989 vap_control_status
= R300_VC_32BIT_SWAP
;
992 /* If no TCL engine is present, turn off the HW TCL. */
993 if (!r300_screen(pipe
->screen
)->caps
.has_tcl
) {
994 vap_control_status
|= R300_VAP_TCL_BYPASS
;
997 /* Point size width and height. */
999 pack_float_16_6x(state
->point_size
) |
1000 (pack_float_16_6x(state
->point_size
) << R300_POINTSIZE_X_SHIFT
);
1002 /* Point size clamping. */
1003 if (state
->point_size_per_vertex
) {
1004 /* Per-vertex point size.
1005 * Clamp to [0, max FB size] */
1006 psiz
= pipe
->screen
->get_paramf(pipe
->screen
,
1007 PIPE_CAP_MAX_POINT_WIDTH
);
1009 pack_float_16_6x(psiz
) << R300_GA_POINT_MINMAX_MAX_SHIFT
;
1011 /* We cannot disable the point-size vertex output,
1013 psiz
= state
->point_size
;
1015 (pack_float_16_6x(psiz
) << R300_GA_POINT_MINMAX_MIN_SHIFT
) |
1016 (pack_float_16_6x(psiz
) << R300_GA_POINT_MINMAX_MAX_SHIFT
);
1020 line_control
= pack_float_16_6x(state
->line_width
) |
1021 R300_GA_LINE_CNTL_END_TYPE_COMP
;
1023 /* Enable polygon mode */
1025 if (state
->fill_front
!= PIPE_POLYGON_MODE_FILL
||
1026 state
->fill_back
!= PIPE_POLYGON_MODE_FILL
) {
1027 polygon_mode
= R300_GA_POLY_MODE_DUAL
;
1031 if (state
->front_ccw
)
1032 cull_mode
= R300_FRONT_FACE_CCW
;
1034 cull_mode
= R300_FRONT_FACE_CW
;
1036 /* Polygon offset */
1037 polygon_offset_enable
= 0;
1038 if (util_get_offset(state
, state
->fill_front
)) {
1039 polygon_offset_enable
|= R300_FRONT_ENABLE
;
1041 if (util_get_offset(state
, state
->fill_back
)) {
1042 polygon_offset_enable
|= R300_BACK_ENABLE
;
1045 rs
->polygon_offset_enable
= polygon_offset_enable
!= 0;
1050 r300_translate_polygon_mode_front(state
->fill_front
);
1052 r300_translate_polygon_mode_back(state
->fill_back
);
1055 if (state
->cull_face
& PIPE_FACE_FRONT
) {
1056 cull_mode
|= R300_CULL_FRONT
;
1058 if (state
->cull_face
& PIPE_FACE_BACK
) {
1059 cull_mode
|= R300_CULL_BACK
;
1062 if (state
->line_stipple_enable
) {
1063 line_stipple_config
=
1064 R300_GA_LINE_STIPPLE_CONFIG_LINE_RESET_LINE
|
1065 (fui((float)state
->line_stipple_factor
) &
1066 R300_GA_LINE_STIPPLE_CONFIG_STIPPLE_SCALE_MASK
);
1067 /* XXX this might need to be scaled up */
1068 line_stipple_value
= state
->line_stipple_pattern
;
1070 line_stipple_config
= 0;
1071 line_stipple_value
= 0;
1074 if (state
->flatshade
) {
1075 rs
->color_control
= R300_SHADE_MODEL_FLAT
;
1077 rs
->color_control
= R300_SHADE_MODEL_SMOOTH
;
1080 clip_rule
= state
->scissor
? 0xAAAA : 0xFFFF;
1082 /* Point sprites coord mode */
1083 if (rs
->rs
.sprite_coord_enable
) {
1084 switch (state
->sprite_coord_mode
) {
1085 case PIPE_SPRITE_COORD_UPPER_LEFT
:
1086 point_texcoord_top
= 0.0f
;
1087 point_texcoord_bottom
= 1.0f
;
1089 case PIPE_SPRITE_COORD_LOWER_LEFT
:
1090 point_texcoord_top
= 1.0f
;
1091 point_texcoord_bottom
= 0.0f
;
1096 /* Build the main command buffer. */
1097 BEGIN_CB(rs
->cb_main
, RS_STATE_MAIN_SIZE
);
1098 OUT_CB_REG(R300_VAP_CNTL_STATUS
, vap_control_status
);
1099 OUT_CB_REG(R300_GA_POINT_SIZE
, point_size
);
1100 OUT_CB_REG_SEQ(R300_GA_POINT_MINMAX
, 2);
1101 OUT_CB(point_minmax
);
1102 OUT_CB(line_control
);
1103 OUT_CB_REG_SEQ(R300_SU_POLY_OFFSET_ENABLE
, 2);
1104 OUT_CB(polygon_offset_enable
);
1105 rs
->cull_mode_index
= 9;
1107 OUT_CB_REG(R300_GA_LINE_STIPPLE_CONFIG
, line_stipple_config
);
1108 OUT_CB_REG(R300_GA_LINE_STIPPLE_VALUE
, line_stipple_value
);
1109 OUT_CB_REG(R300_GA_POLY_MODE
, polygon_mode
);
1110 OUT_CB_REG(R300_SC_CLIP_RULE
, clip_rule
);
1111 OUT_CB_REG_SEQ(R300_GA_POINT_S0
, 4);
1112 OUT_CB_32F(point_texcoord_left
);
1113 OUT_CB_32F(point_texcoord_bottom
);
1114 OUT_CB_32F(point_texcoord_right
);
1115 OUT_CB_32F(point_texcoord_top
);
1118 /* Build the two command buffers for polygon offset setup. */
1119 if (polygon_offset_enable
) {
1120 float scale
= state
->offset_scale
* 12;
1121 float offset
= state
->offset_units
* 4;
1123 BEGIN_CB(rs
->cb_poly_offset_zb16
, 5);
1124 OUT_CB_REG_SEQ(R300_SU_POLY_OFFSET_FRONT_SCALE
, 4);
1131 offset
= state
->offset_units
* 2;
1133 BEGIN_CB(rs
->cb_poly_offset_zb24
, 5);
1134 OUT_CB_REG_SEQ(R300_SU_POLY_OFFSET_FRONT_SCALE
, 4);
1145 /* Bind rasterizer state. */
1146 static void r300_bind_rs_state(struct pipe_context
* pipe
, void* state
)
1148 struct r300_context
* r300
= r300_context(pipe
);
1149 struct r300_rs_state
* rs
= (struct r300_rs_state
*)state
;
1150 int last_sprite_coord_enable
= r300
->sprite_coord_enable
;
1151 boolean last_two_sided_color
= r300
->two_sided_color
;
1153 if (r300
->draw
&& rs
) {
1154 draw_set_rasterizer_state(r300
->draw
, &rs
->rs_draw
, state
);
1158 r300
->polygon_offset_enabled
= rs
->polygon_offset_enable
;
1159 r300
->sprite_coord_enable
= rs
->rs
.sprite_coord_enable
;
1160 r300
->two_sided_color
= rs
->rs
.light_twoside
;
1162 r300
->polygon_offset_enabled
= FALSE
;
1163 r300
->sprite_coord_enable
= 0;
1164 r300
->two_sided_color
= FALSE
;
1167 UPDATE_STATE(state
, r300
->rs_state
);
1168 r300
->rs_state
.size
= RS_STATE_MAIN_SIZE
+ (r300
->polygon_offset_enabled
? 5 : 0);
1170 if (last_sprite_coord_enable
!= r300
->sprite_coord_enable
||
1171 last_two_sided_color
!= r300
->two_sided_color
) {
1172 r300_mark_atom_dirty(r300
, &r300
->rs_block_state
);
1176 /* Free rasterizer state. */
1177 static void r300_delete_rs_state(struct pipe_context
* pipe
, void* state
)
1183 r300_create_sampler_state(struct pipe_context
* pipe
,
1184 const struct pipe_sampler_state
* state
)
1186 struct r300_context
* r300
= r300_context(pipe
);
1187 struct r300_sampler_state
* sampler
= CALLOC_STRUCT(r300_sampler_state
);
1188 boolean is_r500
= r300
->screen
->caps
.is_r500
;
1191 sampler
->state
= *state
;
1193 /* r300 doesn't handle CLAMP and MIRROR_CLAMP correctly when either MAG
1194 * or MIN filter is NEAREST. Since texwrap produces same results
1195 * for CLAMP and CLAMP_TO_EDGE, we use them instead. */
1196 if (sampler
->state
.min_img_filter
== PIPE_TEX_FILTER_NEAREST
||
1197 sampler
->state
.mag_img_filter
== PIPE_TEX_FILTER_NEAREST
) {
1199 if (sampler
->state
.wrap_s
== PIPE_TEX_WRAP_CLAMP
)
1200 sampler
->state
.wrap_s
= PIPE_TEX_WRAP_CLAMP_TO_EDGE
;
1201 else if (sampler
->state
.wrap_s
== PIPE_TEX_WRAP_MIRROR_CLAMP
)
1202 sampler
->state
.wrap_s
= PIPE_TEX_WRAP_MIRROR_CLAMP_TO_EDGE
;
1205 if (sampler
->state
.wrap_t
== PIPE_TEX_WRAP_CLAMP
)
1206 sampler
->state
.wrap_t
= PIPE_TEX_WRAP_CLAMP_TO_EDGE
;
1207 else if (sampler
->state
.wrap_t
== PIPE_TEX_WRAP_MIRROR_CLAMP
)
1208 sampler
->state
.wrap_t
= PIPE_TEX_WRAP_MIRROR_CLAMP_TO_EDGE
;
1211 if (sampler
->state
.wrap_r
== PIPE_TEX_WRAP_CLAMP
)
1212 sampler
->state
.wrap_r
= PIPE_TEX_WRAP_CLAMP_TO_EDGE
;
1213 else if (sampler
->state
.wrap_r
== PIPE_TEX_WRAP_MIRROR_CLAMP
)
1214 sampler
->state
.wrap_r
= PIPE_TEX_WRAP_MIRROR_CLAMP_TO_EDGE
;
1218 (r300_translate_wrap(sampler
->state
.wrap_s
) << R300_TX_WRAP_S_SHIFT
) |
1219 (r300_translate_wrap(sampler
->state
.wrap_t
) << R300_TX_WRAP_T_SHIFT
) |
1220 (r300_translate_wrap(sampler
->state
.wrap_r
) << R300_TX_WRAP_R_SHIFT
);
1222 sampler
->filter0
|= r300_translate_tex_filters(state
->min_img_filter
,
1223 state
->mag_img_filter
,
1224 state
->min_mip_filter
,
1225 state
->max_anisotropy
> 0);
1227 sampler
->filter0
|= r300_anisotropy(state
->max_anisotropy
);
1229 /* Unfortunately, r300-r500 don't support floating-point mipmap lods. */
1230 /* We must pass these to the merge function to clamp them properly. */
1231 sampler
->min_lod
= (unsigned)MAX2(state
->min_lod
, 0);
1232 sampler
->max_lod
= (unsigned)MAX2(ceilf(state
->max_lod
), 0);
1234 lod_bias
= CLAMP((int)(state
->lod_bias
* 32 + 1), -(1 << 9), (1 << 9) - 1);
1236 sampler
->filter1
|= (lod_bias
<< R300_LOD_BIAS_SHIFT
) & R300_LOD_BIAS_MASK
;
1238 /* This is very high quality anisotropic filtering for R5xx.
1239 * It's good for benchmarking the performance of texturing but
1240 * in practice we don't want to slow down the driver because it's
1241 * a pretty good performance killer. Feel free to play with it. */
1242 if (DBG_ON(r300
, DBG_ANISOHQ
) && is_r500
) {
1243 sampler
->filter1
|= r500_anisotropy(state
->max_anisotropy
);
1246 /* R500-specific fixups and optimizations */
1247 if (r300
->screen
->caps
.is_r500
) {
1248 sampler
->filter1
|= R500_BORDER_FIX
;
1251 return (void*)sampler
;
1254 static void r300_bind_sampler_states(struct pipe_context
* pipe
,
1258 struct r300_context
* r300
= r300_context(pipe
);
1259 struct r300_textures_state
* state
=
1260 (struct r300_textures_state
*)r300
->textures_state
.state
;
1261 unsigned tex_units
= r300
->screen
->caps
.num_tex_units
;
1263 if (count
> tex_units
) {
1267 memcpy(state
->sampler_states
, states
, sizeof(void*) * count
);
1268 state
->sampler_state_count
= count
;
1270 r300_mark_atom_dirty(r300
, &r300
->textures_state
);
1273 static void r300_lacks_vertex_textures(struct pipe_context
* pipe
,
1279 static void r300_delete_sampler_state(struct pipe_context
* pipe
, void* state
)
1284 static uint32_t r300_assign_texture_cache_region(unsigned index
, unsigned num
)
1286 /* This looks like a hack, but I believe it's suppose to work like
1287 * that. To illustrate how this works, let's assume you have 5 textures.
1288 * From docs, 5 and the successive numbers are:
1296 * First 3 textures will get 3/4 of size of the cache, divived evenly
1297 * between them. The last 1/4 of the cache must be divided between
1298 * the last 2 textures, each will therefore get 1/8 of the cache.
1299 * Why not just to use "5 + texture_index" ?
1301 * This simple trick works for all "num" <= 16.
1304 return R300_TX_CACHE(R300_TX_CACHE_WHOLE
);
1306 return R300_TX_CACHE(num
+ index
);
1309 static void r300_set_fragment_sampler_views(struct pipe_context
* pipe
,
1311 struct pipe_sampler_view
** views
)
1313 struct r300_context
* r300
= r300_context(pipe
);
1314 struct r300_textures_state
* state
=
1315 (struct r300_textures_state
*)r300
->textures_state
.state
;
1316 struct r300_texture
*texture
;
1317 unsigned i
, real_num_views
= 0, view_index
= 0;
1318 unsigned tex_units
= r300
->screen
->caps
.num_tex_units
;
1319 boolean dirty_tex
= FALSE
;
1321 if (count
> tex_units
) {
1325 /* Calculate the real number of views. */
1326 for (i
= 0; i
< count
; i
++) {
1331 for (i
= 0; i
< count
; i
++) {
1332 pipe_sampler_view_reference(
1333 (struct pipe_sampler_view
**)&state
->sampler_views
[i
],
1340 /* A new sampler view (= texture)... */
1343 /* Set the texrect factor in the fragment shader.
1344 * Needed for RECT and NPOT fallback. */
1345 texture
= r300_texture(views
[i
]->texture
);
1346 if (texture
->desc
.is_npot
) {
1347 r300_mark_atom_dirty(r300
, &r300
->fs_rc_constant_state
);
1350 state
->sampler_views
[i
]->texcache_region
=
1351 r300_assign_texture_cache_region(view_index
, real_num_views
);
1355 for (i
= count
; i
< tex_units
; i
++) {
1356 if (state
->sampler_views
[i
]) {
1357 pipe_sampler_view_reference(
1358 (struct pipe_sampler_view
**)&state
->sampler_views
[i
],
1363 state
->sampler_view_count
= count
;
1365 r300_mark_atom_dirty(r300
, &r300
->textures_state
);
1366 r300
->validate_buffers
= TRUE
;
1369 r300_mark_atom_dirty(r300
, &r300
->texture_cache_inval
);
1373 static struct pipe_sampler_view
*
1374 r300_create_sampler_view(struct pipe_context
*pipe
,
1375 struct pipe_resource
*texture
,
1376 const struct pipe_sampler_view
*templ
)
1378 struct r300_sampler_view
*view
= CALLOC_STRUCT(r300_sampler_view
);
1379 struct r300_texture
*tex
= r300_texture(texture
);
1380 boolean is_r500
= r300_screen(pipe
->screen
)->caps
.is_r500
;
1381 boolean dxtc_swizzle
= r300_screen(pipe
->screen
)->caps
.dxtc_swizzle
;
1384 view
->base
= *templ
;
1385 view
->base
.reference
.count
= 1;
1386 view
->base
.context
= pipe
;
1387 view
->base
.texture
= NULL
;
1388 pipe_resource_reference(&view
->base
.texture
, texture
);
1390 view
->swizzle
[0] = templ
->swizzle_r
;
1391 view
->swizzle
[1] = templ
->swizzle_g
;
1392 view
->swizzle
[2] = templ
->swizzle_b
;
1393 view
->swizzle
[3] = templ
->swizzle_a
;
1395 view
->format
= tex
->tx_format
;
1396 view
->format
.format1
|= r300_translate_texformat(templ
->format
,
1401 view
->format
.format2
|= r500_tx_format_msb_bit(templ
->format
);
1405 return (struct pipe_sampler_view
*)view
;
1409 r300_sampler_view_destroy(struct pipe_context
*pipe
,
1410 struct pipe_sampler_view
*view
)
1412 pipe_resource_reference(&view
->texture
, NULL
);
1416 static void r300_set_scissor_state(struct pipe_context
* pipe
,
1417 const struct pipe_scissor_state
* state
)
1419 struct r300_context
* r300
= r300_context(pipe
);
1421 memcpy(r300
->scissor_state
.state
, state
,
1422 sizeof(struct pipe_scissor_state
));
1424 r300_mark_atom_dirty(r300
, &r300
->scissor_state
);
1427 static void r300_set_viewport_state(struct pipe_context
* pipe
,
1428 const struct pipe_viewport_state
* state
)
1430 struct r300_context
* r300
= r300_context(pipe
);
1431 struct r300_viewport_state
* viewport
=
1432 (struct r300_viewport_state
*)r300
->viewport_state
.state
;
1434 r300
->viewport
= *state
;
1437 draw_set_viewport_state(r300
->draw
, state
);
1438 viewport
->vte_control
= R300_VTX_XY_FMT
| R300_VTX_Z_FMT
;
1442 /* Do the transform in HW. */
1443 viewport
->vte_control
= R300_VTX_W0_FMT
;
1445 if (state
->scale
[0] != 1.0f
) {
1446 viewport
->xscale
= state
->scale
[0];
1447 viewport
->vte_control
|= R300_VPORT_X_SCALE_ENA
;
1449 if (state
->scale
[1] != 1.0f
) {
1450 viewport
->yscale
= state
->scale
[1];
1451 viewport
->vte_control
|= R300_VPORT_Y_SCALE_ENA
;
1453 if (state
->scale
[2] != 1.0f
) {
1454 viewport
->zscale
= state
->scale
[2];
1455 viewport
->vte_control
|= R300_VPORT_Z_SCALE_ENA
;
1457 if (state
->translate
[0] != 0.0f
) {
1458 viewport
->xoffset
= state
->translate
[0];
1459 viewport
->vte_control
|= R300_VPORT_X_OFFSET_ENA
;
1461 if (state
->translate
[1] != 0.0f
) {
1462 viewport
->yoffset
= state
->translate
[1];
1463 viewport
->vte_control
|= R300_VPORT_Y_OFFSET_ENA
;
1465 if (state
->translate
[2] != 0.0f
) {
1466 viewport
->zoffset
= state
->translate
[2];
1467 viewport
->vte_control
|= R300_VPORT_Z_OFFSET_ENA
;
1470 r300_mark_atom_dirty(r300
, &r300
->viewport_state
);
1471 if (r300
->fs
.state
&& r300_fs(r300
)->shader
->inputs
.wpos
!= ATTR_UNUSED
) {
1472 r300_mark_atom_dirty(r300
, &r300
->fs_rc_constant_state
);
1476 static void r300_set_vertex_buffers(struct pipe_context
* pipe
,
1478 const struct pipe_vertex_buffer
* buffers
)
1480 struct r300_context
* r300
= r300_context(pipe
);
1481 const struct pipe_vertex_buffer
*vbo
;
1482 unsigned i
, max_index
= (1 << 24) - 1;
1483 boolean any_user_buffer
= FALSE
;
1484 boolean any_nonuser_buffer
= FALSE
;
1485 struct pipe_vertex_buffer dummy_vb
= {0};
1487 /* There must be at least one vertex buffer set, otherwise it locks up. */
1489 dummy_vb
.buffer
= r300
->dummy_vb
;
1490 buffers
= &dummy_vb
;
1494 if (count
== r300
->vertex_buffer_count
&&
1495 memcmp(r300
->vertex_buffer
, buffers
,
1496 sizeof(struct pipe_vertex_buffer
) * count
) == 0) {
1500 if (r300
->screen
->caps
.has_tcl
) {
1502 r300
->incompatible_vb_layout
= FALSE
;
1504 /* Check if the strides and offsets are aligned to the size of DWORD. */
1505 for (i
= 0; i
< count
; i
++) {
1506 if (buffers
[i
].buffer
) {
1507 if (buffers
[i
].stride
% 4 != 0 ||
1508 buffers
[i
].buffer_offset
% 4 != 0) {
1509 r300
->incompatible_vb_layout
= TRUE
;
1515 for (i
= 0; i
< count
; i
++) {
1518 /* Skip NULL buffers */
1523 /* User buffers have no info about maximum index,
1524 * we will have to compute it in draw_vbo. */
1525 if (r300_is_user_buffer(vbo
->buffer
)) {
1526 any_user_buffer
= TRUE
;
1529 any_nonuser_buffer
= TRUE
;
1531 /* The stride of zero means we will be fetching only the first
1532 * vertex, so don't care about max_index. */
1536 /* Update the maximum index. */
1538 unsigned vbo_max_index
=
1539 (vbo
->buffer
->width0
- vbo
->buffer_offset
) / vbo
->stride
;
1540 max_index
= MIN2(max_index
, vbo_max_index
);
1544 r300
->any_user_vbs
= any_user_buffer
;
1545 r300
->vertex_buffer_max_index
= max_index
;
1546 r300
->vertex_arrays_dirty
= TRUE
;
1547 if (any_nonuser_buffer
)
1548 r300
->validate_buffers
= TRUE
;
1549 if (!any_user_buffer
)
1550 r300
->upload_vb_validated
= FALSE
;
1553 draw_set_vertex_buffers(r300
->draw
, count
, buffers
);
1557 for (i
= 0; i
< count
; i
++) {
1560 /* Reference our buffer. */
1561 pipe_resource_reference(&r300
->vertex_buffer
[i
].buffer
, vbo
->buffer
);
1562 if (vbo
->buffer
&& r300_is_user_buffer(vbo
->buffer
)) {
1563 pipe_resource_reference(&r300
->real_vertex_buffer
[i
], NULL
);
1565 pipe_resource_reference(&r300
->real_vertex_buffer
[i
], vbo
->buffer
);
1568 for (; i
< r300
->real_vertex_buffer_count
; i
++) {
1569 /* Dereference any old buffers. */
1570 pipe_resource_reference(&r300
->vertex_buffer
[i
].buffer
, NULL
);
1571 pipe_resource_reference(&r300
->real_vertex_buffer
[i
], NULL
);
1574 memcpy(r300
->vertex_buffer
, buffers
,
1575 sizeof(struct pipe_vertex_buffer
) * count
);
1577 r300
->vertex_buffer_count
= count
;
1578 r300
->real_vertex_buffer_count
= count
;
1581 static void r300_set_index_buffer(struct pipe_context
* pipe
,
1582 const struct pipe_index_buffer
*ib
)
1584 struct r300_context
* r300
= r300_context(pipe
);
1586 if (ib
&& ib
->buffer
) {
1587 pipe_resource_reference(&r300
->index_buffer
.buffer
, ib
->buffer
);
1588 memcpy(&r300
->index_buffer
, ib
, sizeof(r300
->index_buffer
));
1590 if (r300
->screen
->caps
.has_tcl
&&
1591 !r300_is_user_buffer(ib
->buffer
)) {
1592 r300
->validate_buffers
= TRUE
;
1593 r300
->upload_ib_validated
= FALSE
;
1597 pipe_resource_reference(&r300
->index_buffer
.buffer
, NULL
);
1598 memset(&r300
->index_buffer
, 0, sizeof(r300
->index_buffer
));
1601 if (!r300
->screen
->caps
.has_tcl
) {
1602 draw_set_index_buffer(r300
->draw
, ib
);
1606 /* Initialize the PSC tables. */
1607 static void r300_vertex_psc(struct r300_vertex_element_state
*velems
)
1609 struct r300_vertex_stream_state
*vstream
= &velems
->vertex_stream
;
1610 uint16_t type
, swizzle
;
1611 enum pipe_format format
;
1614 if (velems
->count
> 16) {
1615 fprintf(stderr
, "r300: More than 16 vertex elements are not supported,"
1616 " requested %i, using 16.\n", velems
->count
);
1620 /* Vertex shaders have no semantics on their inputs,
1621 * so PSC should just route stuff based on the vertex elements,
1622 * and not on attrib information. */
1623 for (i
= 0; i
< velems
->count
; i
++) {
1624 format
= velems
->hw_format
[i
];
1626 type
= r300_translate_vertex_data_type(format
);
1627 if (type
== R300_INVALID_FORMAT
) {
1628 fprintf(stderr
, "r300: Bad vertex format %s.\n",
1629 util_format_short_name(format
));
1634 type
|= i
<< R300_DST_VEC_LOC_SHIFT
;
1635 swizzle
= r300_translate_vertex_data_swizzle(format
);
1638 vstream
->vap_prog_stream_cntl
[i
>> 1] |= type
<< 16;
1639 vstream
->vap_prog_stream_cntl_ext
[i
>> 1] |= swizzle
<< 16;
1641 vstream
->vap_prog_stream_cntl
[i
>> 1] |= type
;
1642 vstream
->vap_prog_stream_cntl_ext
[i
>> 1] |= swizzle
;
1646 /* Set the last vector in the PSC. */
1650 vstream
->vap_prog_stream_cntl
[i
>> 1] |=
1651 (R300_LAST_VEC
<< (i
& 1 ? 16 : 0));
1653 vstream
->count
= (i
>> 1) + 1;
1656 #define FORMAT_REPLACE(what, withwhat) \
1657 case PIPE_FORMAT_##what: *format = PIPE_FORMAT_##withwhat; break
1659 static void* r300_create_vertex_elements_state(struct pipe_context
* pipe
,
1661 const struct pipe_vertex_element
* attribs
)
1663 struct r300_vertex_element_state
*velems
;
1665 enum pipe_format
*format
;
1666 struct pipe_vertex_element dummy_attrib
= {0};
1668 /* R300 Programmable Stream Control (PSC) doesn't support 0 vertex elements. */
1670 dummy_attrib
.src_format
= PIPE_FORMAT_R8G8B8A8_UNORM
;
1671 attribs
= &dummy_attrib
;
1675 assert(count
<= PIPE_MAX_ATTRIBS
);
1676 velems
= CALLOC_STRUCT(r300_vertex_element_state
);
1677 if (velems
!= NULL
) {
1678 velems
->count
= count
;
1679 memcpy(velems
->velem
, attribs
, sizeof(struct pipe_vertex_element
) * count
);
1681 if (r300_screen(pipe
->screen
)->caps
.has_tcl
) {
1682 /* Set the best hw format in case the original format is not
1683 * supported by hw. */
1684 for (i
= 0; i
< count
; i
++) {
1685 velems
->hw_format
[i
] = velems
->velem
[i
].src_format
;
1686 format
= &velems
->hw_format
[i
];
1688 /* This is basically the list of unsupported formats.
1689 * For now we don't care about the alignment, that's going to
1690 * be sorted out after the PSC setup. */
1692 FORMAT_REPLACE(R64_FLOAT
, R32_FLOAT
);
1693 FORMAT_REPLACE(R64G64_FLOAT
, R32G32_FLOAT
);
1694 FORMAT_REPLACE(R64G64B64_FLOAT
, R32G32B32_FLOAT
);
1695 FORMAT_REPLACE(R64G64B64A64_FLOAT
, R32G32B32A32_FLOAT
);
1697 FORMAT_REPLACE(R32_UNORM
, R32_FLOAT
);
1698 FORMAT_REPLACE(R32G32_UNORM
, R32G32_FLOAT
);
1699 FORMAT_REPLACE(R32G32B32_UNORM
, R32G32B32_FLOAT
);
1700 FORMAT_REPLACE(R32G32B32A32_UNORM
, R32G32B32A32_FLOAT
);
1702 FORMAT_REPLACE(R32_USCALED
, R32_FLOAT
);
1703 FORMAT_REPLACE(R32G32_USCALED
, R32G32_FLOAT
);
1704 FORMAT_REPLACE(R32G32B32_USCALED
, R32G32B32_FLOAT
);
1705 FORMAT_REPLACE(R32G32B32A32_USCALED
,R32G32B32A32_FLOAT
);
1707 FORMAT_REPLACE(R32_SNORM
, R32_FLOAT
);
1708 FORMAT_REPLACE(R32G32_SNORM
, R32G32_FLOAT
);
1709 FORMAT_REPLACE(R32G32B32_SNORM
, R32G32B32_FLOAT
);
1710 FORMAT_REPLACE(R32G32B32A32_SNORM
, R32G32B32A32_FLOAT
);
1712 FORMAT_REPLACE(R32_SSCALED
, R32_FLOAT
);
1713 FORMAT_REPLACE(R32G32_SSCALED
, R32G32_FLOAT
);
1714 FORMAT_REPLACE(R32G32B32_SSCALED
, R32G32B32_FLOAT
);
1715 FORMAT_REPLACE(R32G32B32A32_SSCALED
,R32G32B32A32_FLOAT
);
1717 FORMAT_REPLACE(R32_FIXED
, R32_FLOAT
);
1718 FORMAT_REPLACE(R32G32_FIXED
, R32G32_FLOAT
);
1719 FORMAT_REPLACE(R32G32B32_FIXED
, R32G32B32_FLOAT
);
1720 FORMAT_REPLACE(R32G32B32A32_FIXED
, R32G32B32A32_FLOAT
);
1725 velems
->incompatible_layout
=
1726 velems
->incompatible_layout
||
1727 velems
->velem
[i
].src_format
!= velems
->hw_format
[i
] ||
1728 velems
->velem
[i
].src_offset
% 4 != 0;
1732 * The unused components will be replaced by (..., 0, 1). */
1733 r300_vertex_psc(velems
);
1735 /* Align the formats to the size of DWORD.
1736 * We only care about the blocksizes of the formats since
1737 * swizzles are already set up.
1738 * Also compute the vertex size. */
1739 for (i
= 0; i
< count
; i
++) {
1740 /* This is OK because we check for aligned strides too
1742 velems
->hw_format_size
[i
] =
1743 align(util_format_get_blocksize(velems
->hw_format
[i
]), 4);
1744 velems
->vertex_size_dwords
+= velems
->hw_format_size
[i
] / 4;
1751 static void r300_bind_vertex_elements_state(struct pipe_context
*pipe
,
1754 struct r300_context
*r300
= r300_context(pipe
);
1755 struct r300_vertex_element_state
*velems
= state
;
1757 if (velems
== NULL
) {
1761 r300
->velems
= velems
;
1764 draw_set_vertex_elements(r300
->draw
, velems
->count
, velems
->velem
);
1768 UPDATE_STATE(&velems
->vertex_stream
, r300
->vertex_stream_state
);
1769 r300
->vertex_stream_state
.size
= (1 + velems
->vertex_stream
.count
) * 2;
1770 r300
->vertex_arrays_dirty
= TRUE
;
1773 static void r300_delete_vertex_elements_state(struct pipe_context
*pipe
, void *state
)
1778 static void* r300_create_vs_state(struct pipe_context
* pipe
,
1779 const struct pipe_shader_state
* shader
)
1781 struct r300_context
* r300
= r300_context(pipe
);
1782 struct r300_vertex_shader
* vs
= CALLOC_STRUCT(r300_vertex_shader
);
1784 /* Copy state directly into shader. */
1785 vs
->state
= *shader
;
1786 vs
->state
.tokens
= tgsi_dup_tokens(shader
->tokens
);
1788 if (r300
->screen
->caps
.has_tcl
) {
1789 r300_init_vs_outputs(vs
);
1790 r300_translate_vertex_shader(r300
, vs
);
1792 r300_draw_init_vertex_shader(r300
->draw
, vs
);
1798 static void r300_bind_vs_state(struct pipe_context
* pipe
, void* shader
)
1800 struct r300_context
* r300
= r300_context(pipe
);
1801 struct r300_vertex_shader
* vs
= (struct r300_vertex_shader
*)shader
;
1804 r300
->vs_state
.state
= NULL
;
1807 if (vs
== r300
->vs_state
.state
) {
1810 r300
->vs_state
.state
= vs
;
1812 /* The majority of the RS block bits is dependent on the vertex shader. */
1813 r300_mark_atom_dirty(r300
, &r300
->rs_block_state
); /* Will be updated before the emission. */
1815 if (r300
->screen
->caps
.has_tcl
) {
1816 unsigned fc_op_dwords
= r300
->screen
->caps
.is_r500
? 3 : 2;
1817 r300_mark_atom_dirty(r300
, &r300
->vs_state
);
1818 r300
->vs_state
.size
=
1819 vs
->code
.length
+ 9 +
1820 (vs
->code
.num_fc_ops
? vs
->code
.num_fc_ops
* fc_op_dwords
+ 4 : 0);
1822 r300_mark_atom_dirty(r300
, &r300
->vs_constants
);
1823 r300
->vs_constants
.size
=
1825 (vs
->externals_count
? vs
->externals_count
* 4 + 3 : 0) +
1826 (vs
->immediates_count
? vs
->immediates_count
* 4 + 3 : 0);
1828 ((struct r300_constant_buffer
*)r300
->vs_constants
.state
)->remap_table
=
1829 vs
->code
.constants_remap_table
;
1831 r300_mark_atom_dirty(r300
, &r300
->pvs_flush
);
1833 draw_bind_vertex_shader(r300
->draw
,
1834 (struct draw_vertex_shader
*)vs
->draw_vs
);
1838 static void r300_delete_vs_state(struct pipe_context
* pipe
, void* shader
)
1840 struct r300_context
* r300
= r300_context(pipe
);
1841 struct r300_vertex_shader
* vs
= (struct r300_vertex_shader
*)shader
;
1843 if (r300
->screen
->caps
.has_tcl
) {
1844 rc_constants_destroy(&vs
->code
.constants
);
1845 if (vs
->code
.constants_remap_table
)
1846 FREE(vs
->code
.constants_remap_table
);
1848 draw_delete_vertex_shader(r300
->draw
,
1849 (struct draw_vertex_shader
*)vs
->draw_vs
);
1852 FREE((void*)vs
->state
.tokens
);
1856 static void r300_set_constant_buffer(struct pipe_context
*pipe
,
1857 uint shader
, uint index
,
1858 struct pipe_resource
*buf
)
1860 struct r300_context
* r300
= r300_context(pipe
);
1861 struct r300_constant_buffer
*cbuf
;
1862 struct r300_buffer
*rbuf
= r300_buffer(buf
);
1866 case PIPE_SHADER_VERTEX
:
1867 cbuf
= (struct r300_constant_buffer
*)r300
->vs_constants
.state
;
1869 case PIPE_SHADER_FRAGMENT
:
1870 cbuf
= (struct r300_constant_buffer
*)r300
->fs_constants
.state
;
1876 if (buf
== NULL
|| buf
->width0
== 0)
1879 if (rbuf
->user_buffer
)
1880 mapped
= (uint32_t*)rbuf
->user_buffer
;
1881 else if (rbuf
->constant_buffer
)
1882 mapped
= (uint32_t*)rbuf
->constant_buffer
;
1886 if (shader
== PIPE_SHADER_FRAGMENT
||
1887 (shader
== PIPE_SHADER_VERTEX
&& r300
->screen
->caps
.has_tcl
)) {
1891 if (shader
== PIPE_SHADER_VERTEX
) {
1892 if (r300
->screen
->caps
.has_tcl
) {
1893 struct r300_vertex_shader
*vs
=
1894 (struct r300_vertex_shader
*)r300
->vs_state
.state
;
1897 cbuf
->buffer_base
= 0;
1901 cbuf
->buffer_base
= r300
->vs_const_base
;
1902 r300
->vs_const_base
+= vs
->code
.constants
.Count
;
1903 if (r300
->vs_const_base
> R500_MAX_PVS_CONST_VECS
) {
1904 r300
->vs_const_base
= vs
->code
.constants
.Count
;
1905 cbuf
->buffer_base
= 0;
1906 r300_mark_atom_dirty(r300
, &r300
->pvs_flush
);
1908 r300_mark_atom_dirty(r300
, &r300
->vs_constants
);
1909 } else if (r300
->draw
) {
1910 draw_set_mapped_constant_buffer(r300
->draw
, PIPE_SHADER_VERTEX
,
1911 0, mapped
, buf
->width0
);
1913 } else if (shader
== PIPE_SHADER_FRAGMENT
) {
1914 r300_mark_atom_dirty(r300
, &r300
->fs_constants
);
1918 void r300_init_state_functions(struct r300_context
* r300
)
1920 r300
->context
.create_blend_state
= r300_create_blend_state
;
1921 r300
->context
.bind_blend_state
= r300_bind_blend_state
;
1922 r300
->context
.delete_blend_state
= r300_delete_blend_state
;
1924 r300
->context
.set_blend_color
= r300_set_blend_color
;
1926 r300
->context
.set_clip_state
= r300_set_clip_state
;
1927 r300
->context
.set_sample_mask
= r300_set_sample_mask
;
1929 r300
->context
.set_constant_buffer
= r300_set_constant_buffer
;
1931 r300
->context
.create_depth_stencil_alpha_state
= r300_create_dsa_state
;
1932 r300
->context
.bind_depth_stencil_alpha_state
= r300_bind_dsa_state
;
1933 r300
->context
.delete_depth_stencil_alpha_state
= r300_delete_dsa_state
;
1935 r300
->context
.set_stencil_ref
= r300_set_stencil_ref
;
1937 r300
->context
.set_framebuffer_state
= r300_set_framebuffer_state
;
1939 r300
->context
.create_fs_state
= r300_create_fs_state
;
1940 r300
->context
.bind_fs_state
= r300_bind_fs_state
;
1941 r300
->context
.delete_fs_state
= r300_delete_fs_state
;
1943 r300
->context
.set_polygon_stipple
= r300_set_polygon_stipple
;
1945 r300
->context
.create_rasterizer_state
= r300_create_rs_state
;
1946 r300
->context
.bind_rasterizer_state
= r300_bind_rs_state
;
1947 r300
->context
.delete_rasterizer_state
= r300_delete_rs_state
;
1949 r300
->context
.create_sampler_state
= r300_create_sampler_state
;
1950 r300
->context
.bind_fragment_sampler_states
= r300_bind_sampler_states
;
1951 r300
->context
.bind_vertex_sampler_states
= r300_lacks_vertex_textures
;
1952 r300
->context
.delete_sampler_state
= r300_delete_sampler_state
;
1954 r300
->context
.set_fragment_sampler_views
= r300_set_fragment_sampler_views
;
1955 r300
->context
.create_sampler_view
= r300_create_sampler_view
;
1956 r300
->context
.sampler_view_destroy
= r300_sampler_view_destroy
;
1958 r300
->context
.set_scissor_state
= r300_set_scissor_state
;
1960 r300
->context
.set_viewport_state
= r300_set_viewport_state
;
1962 r300
->context
.set_vertex_buffers
= r300_set_vertex_buffers
;
1963 r300
->context
.set_index_buffer
= r300_set_index_buffer
;
1965 r300
->context
.create_vertex_elements_state
= r300_create_vertex_elements_state
;
1966 r300
->context
.bind_vertex_elements_state
= r300_bind_vertex_elements_state
;
1967 r300
->context
.delete_vertex_elements_state
= r300_delete_vertex_elements_state
;
1969 r300
->context
.create_vs_state
= r300_create_vs_state
;
1970 r300
->context
.bind_vs_state
= r300_bind_vs_state
;
1971 r300
->context
.delete_vs_state
= r300_delete_vs_state
;