2 Copyright (C) The Weather Channel, Inc. 2002.
3 Copyright (C) 2004 Nicolai Haehnle.
6 The Weather Channel (TM) funded Tungsten Graphics to develop the
7 initial release of the Radeon 8500 driver under the XFree86 license.
8 This notice must be preserved.
10 Permission is hereby granted, free of charge, to any person obtaining
11 a copy of this software and associated documentation files (the
12 "Software"), to deal in the Software without restriction, including
13 without limitation the rights to use, copy, modify, merge, publish,
14 distribute, sublicense, and/or sell copies of the Software, and to
15 permit persons to whom the Software is furnished to do so, subject to
16 the following conditions:
18 The above copyright notice and this permission notice (including the
19 next paragraph) shall be included in all copies or substantial
20 portions of the Software.
22 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
23 EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
24 MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
25 IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
26 LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
27 OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
28 WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
30 **************************************************************************/
35 * \author Nicolai Haehnle <prefect_@gmx.net>
38 #include "main/glheader.h"
39 #include "main/state.h"
40 #include "main/imports.h"
41 #include "main/enums.h"
42 #include "main/macros.h"
43 #include "main/context.h"
45 #include "main/framebuffer.h"
46 #include "main/simple_list.h"
47 #include "main/api_arrayelt.h"
49 #include "swrast/swrast.h"
50 #include "swrast_setup/swrast_setup.h"
51 #include "shader/prog_parameter.h"
52 #include "shader/prog_statevars.h"
55 #include "tnl/t_vp_build.h"
57 #include "r300_context.h"
58 #include "r300_state.h"
60 #include "r300_emit.h"
61 #include "r300_fragprog_common.h"
62 #include "r300_render.h"
63 #include "r300_vertprog.h"
65 static void r300BlendColor(GLcontext
* ctx
, const GLfloat cf
[4])
67 r300ContextPtr rmesa
= R300_CONTEXT(ctx
);
69 R300_STATECHANGE(rmesa
, blend_color
);
71 if (rmesa
->radeon
.radeonScreen
->chip_family
>= CHIP_FAMILY_RV515
) {
72 GLuint r
= IROUND(cf
[0]*1023.0f
);
73 GLuint g
= IROUND(cf
[1]*1023.0f
);
74 GLuint b
= IROUND(cf
[2]*1023.0f
);
75 GLuint a
= IROUND(cf
[3]*1023.0f
);
77 rmesa
->hw
.blend_color
.cmd
[1] = r
| (a
<< 16);
78 rmesa
->hw
.blend_color
.cmd
[2] = b
| (g
<< 16);
81 CLAMPED_FLOAT_TO_UBYTE(color
[0], cf
[0]);
82 CLAMPED_FLOAT_TO_UBYTE(color
[1], cf
[1]);
83 CLAMPED_FLOAT_TO_UBYTE(color
[2], cf
[2]);
84 CLAMPED_FLOAT_TO_UBYTE(color
[3], cf
[3]);
86 rmesa
->hw
.blend_color
.cmd
[1] = PACK_COLOR_8888(color
[3], color
[0],
92 * Calculate the hardware blend factor setting. This same function is used
93 * for source and destination of both alpha and RGB.
96 * The hardware register value for the specified blend factor. This value
97 * will need to be shifted into the correct position for either source or
101 * Since the two cases where source and destination are handled differently
102 * are essentially error cases, they should never happen. Determine if these
103 * cases can be removed.
105 static int blend_factor(GLenum factor
, GLboolean is_src
)
109 return R300_BLEND_GL_ZERO
;
112 return R300_BLEND_GL_ONE
;
115 return R300_BLEND_GL_DST_COLOR
;
117 case GL_ONE_MINUS_DST_COLOR
:
118 return R300_BLEND_GL_ONE_MINUS_DST_COLOR
;
121 return R300_BLEND_GL_SRC_COLOR
;
123 case GL_ONE_MINUS_SRC_COLOR
:
124 return R300_BLEND_GL_ONE_MINUS_SRC_COLOR
;
127 return R300_BLEND_GL_SRC_ALPHA
;
129 case GL_ONE_MINUS_SRC_ALPHA
:
130 return R300_BLEND_GL_ONE_MINUS_SRC_ALPHA
;
133 return R300_BLEND_GL_DST_ALPHA
;
135 case GL_ONE_MINUS_DST_ALPHA
:
136 return R300_BLEND_GL_ONE_MINUS_DST_ALPHA
;
138 case GL_SRC_ALPHA_SATURATE
:
139 return (is_src
) ? R300_BLEND_GL_SRC_ALPHA_SATURATE
:
142 case GL_CONSTANT_COLOR
:
143 return R300_BLEND_GL_CONST_COLOR
;
145 case GL_ONE_MINUS_CONSTANT_COLOR
:
146 return R300_BLEND_GL_ONE_MINUS_CONST_COLOR
;
148 case GL_CONSTANT_ALPHA
:
149 return R300_BLEND_GL_CONST_ALPHA
;
151 case GL_ONE_MINUS_CONSTANT_ALPHA
:
152 return R300_BLEND_GL_ONE_MINUS_CONST_ALPHA
;
155 fprintf(stderr
, "unknown blend factor %x\n", factor
);
156 return (is_src
) ? R300_BLEND_GL_ONE
: R300_BLEND_GL_ZERO
;
162 * Sets both the blend equation and the blend function.
163 * This is done in a single
164 * function because some blend equations (i.e., \c GL_MIN and \c GL_MAX)
165 * change the interpretation of the blend function.
166 * Also, make sure that blend function and blend equation are set to their
167 * default value if color blending is not enabled, since at least blend
168 * equations GL_MIN and GL_FUNC_REVERSE_SUBTRACT will cause wrong results
169 * otherwise for unknown reasons.
172 /* helper function */
173 static void r300SetBlendCntl(r300ContextPtr r300
, int func
, int eqn
,
174 int cbits
, int funcA
, int eqnA
)
176 GLuint new_ablend
, new_cblend
;
180 "eqnA=%08x funcA=%08x eqn=%08x func=%08x cbits=%08x\n",
181 eqnA
, funcA
, eqn
, func
, cbits
);
183 new_ablend
= eqnA
| funcA
;
184 new_cblend
= eqn
| func
;
186 /* Some blend factor combinations don't seem to work when the
187 * BLEND_NO_SEPARATE bit is set.
189 * Especially problematic candidates are the ONE_MINUS_* flags,
190 * but I can't see a real pattern.
193 if (new_ablend
== new_cblend
) {
194 new_cblend
|= R300_DISCARD_SRC_PIXELS_SRC_ALPHA_0
;
199 if ((new_ablend
!= r300
->hw
.bld
.cmd
[R300_BLD_ABLEND
]) ||
200 (new_cblend
!= r300
->hw
.bld
.cmd
[R300_BLD_CBLEND
])) {
201 R300_STATECHANGE(r300
, bld
);
202 r300
->hw
.bld
.cmd
[R300_BLD_ABLEND
] = new_ablend
;
203 r300
->hw
.bld
.cmd
[R300_BLD_CBLEND
] = new_cblend
;
207 static void r300SetBlendState(GLcontext
* ctx
)
209 r300ContextPtr r300
= R300_CONTEXT(ctx
);
210 int func
= (R300_BLEND_GL_ONE
<< R300_SRC_BLEND_SHIFT
) |
211 (R300_BLEND_GL_ZERO
<< R300_DST_BLEND_SHIFT
);
212 int eqn
= R300_COMB_FCN_ADD_CLAMP
;
213 int funcA
= (R300_BLEND_GL_ONE
<< R300_SRC_BLEND_SHIFT
) |
214 (R300_BLEND_GL_ZERO
<< R300_DST_BLEND_SHIFT
);
215 int eqnA
= R300_COMB_FCN_ADD_CLAMP
;
217 if (RGBA_LOGICOP_ENABLED(ctx
) || !ctx
->Color
.BlendEnabled
) {
218 r300SetBlendCntl(r300
, func
, eqn
, 0, func
, eqn
);
223 (blend_factor(ctx
->Color
.BlendSrcRGB
, GL_TRUE
) <<
224 R300_SRC_BLEND_SHIFT
) | (blend_factor(ctx
->Color
.BlendDstRGB
,
226 R300_DST_BLEND_SHIFT
);
228 switch (ctx
->Color
.BlendEquationRGB
) {
230 eqn
= R300_COMB_FCN_ADD_CLAMP
;
233 case GL_FUNC_SUBTRACT
:
234 eqn
= R300_COMB_FCN_SUB_CLAMP
;
237 case GL_FUNC_REVERSE_SUBTRACT
:
238 eqn
= R300_COMB_FCN_RSUB_CLAMP
;
242 eqn
= R300_COMB_FCN_MIN
;
243 func
= (R300_BLEND_GL_ONE
<< R300_SRC_BLEND_SHIFT
) |
244 (R300_BLEND_GL_ONE
<< R300_DST_BLEND_SHIFT
);
248 eqn
= R300_COMB_FCN_MAX
;
249 func
= (R300_BLEND_GL_ONE
<< R300_SRC_BLEND_SHIFT
) |
250 (R300_BLEND_GL_ONE
<< R300_DST_BLEND_SHIFT
);
255 "[%s:%u] Invalid RGB blend equation (0x%04x).\n",
256 __FUNCTION__
, __LINE__
, ctx
->Color
.BlendEquationRGB
);
261 (blend_factor(ctx
->Color
.BlendSrcA
, GL_TRUE
) <<
262 R300_SRC_BLEND_SHIFT
) | (blend_factor(ctx
->Color
.BlendDstA
,
264 R300_DST_BLEND_SHIFT
);
266 switch (ctx
->Color
.BlendEquationA
) {
268 eqnA
= R300_COMB_FCN_ADD_CLAMP
;
271 case GL_FUNC_SUBTRACT
:
272 eqnA
= R300_COMB_FCN_SUB_CLAMP
;
275 case GL_FUNC_REVERSE_SUBTRACT
:
276 eqnA
= R300_COMB_FCN_RSUB_CLAMP
;
280 eqnA
= R300_COMB_FCN_MIN
;
281 funcA
= (R300_BLEND_GL_ONE
<< R300_SRC_BLEND_SHIFT
) |
282 (R300_BLEND_GL_ONE
<< R300_DST_BLEND_SHIFT
);
286 eqnA
= R300_COMB_FCN_MAX
;
287 funcA
= (R300_BLEND_GL_ONE
<< R300_SRC_BLEND_SHIFT
) |
288 (R300_BLEND_GL_ONE
<< R300_DST_BLEND_SHIFT
);
293 "[%s:%u] Invalid A blend equation (0x%04x).\n",
294 __FUNCTION__
, __LINE__
, ctx
->Color
.BlendEquationA
);
298 r300SetBlendCntl(r300
,
300 (R300_SEPARATE_ALPHA_ENABLE
|
302 R300_ALPHA_BLEND_ENABLE
), funcA
, eqnA
);
305 static void r300BlendEquationSeparate(GLcontext
* ctx
,
306 GLenum modeRGB
, GLenum modeA
)
308 r300SetBlendState(ctx
);
311 static void r300BlendFuncSeparate(GLcontext
* ctx
,
312 GLenum sfactorRGB
, GLenum dfactorRGB
,
313 GLenum sfactorA
, GLenum dfactorA
)
315 r300SetBlendState(ctx
);
319 * Translate LogicOp enums into hardware representation.
320 * Both use a very logical bit-wise layout, but unfortunately the order
321 * of bits is reversed.
323 static GLuint
translate_logicop(GLenum logicop
)
325 GLuint bits
= logicop
- GL_CLEAR
;
326 bits
= ((bits
& 1) << 3) | ((bits
& 2) << 1) | ((bits
& 4) >> 1) | ((bits
& 8) >> 3);
327 return bits
<< R300_RB3D_ROPCNTL_ROP_SHIFT
;
331 * Used internally to update the r300->hw hardware state to match the
332 * current OpenGL state.
334 static void r300SetLogicOpState(GLcontext
*ctx
)
336 r300ContextPtr r300
= R300_CONTEXT(ctx
);
337 R300_STATECHANGE(r300
, rop
);
338 if (RGBA_LOGICOP_ENABLED(ctx
)) {
339 r300
->hw
.rop
.cmd
[1] = R300_RB3D_ROPCNTL_ROP_ENABLE
|
340 translate_logicop(ctx
->Color
.LogicOp
);
342 r300
->hw
.rop
.cmd
[1] = 0;
347 * Called by Mesa when an application program changes the LogicOp state
350 static void r300LogicOpcode(GLcontext
*ctx
, GLenum logicop
)
352 if (RGBA_LOGICOP_ENABLED(ctx
))
353 r300SetLogicOpState(ctx
);
356 static void r300ClipPlane( GLcontext
*ctx
, GLenum plane
, const GLfloat
*eq
)
358 r300ContextPtr rmesa
= R300_CONTEXT(ctx
);
362 /* no VAP UCP on non-TCL chipsets */
363 if (!rmesa
->options
.hw_tcl_enabled
)
366 p
= (GLint
) plane
- (GLint
) GL_CLIP_PLANE0
;
367 ip
= (GLint
*)ctx
->Transform
._ClipUserPlane
[p
];
369 R300_STATECHANGE( rmesa
, vap_flush
);
370 R300_STATECHANGE( rmesa
, vpucp
[p
] );
371 rmesa
->hw
.vpucp
[p
].cmd
[R300_VPUCP_X
] = ip
[0];
372 rmesa
->hw
.vpucp
[p
].cmd
[R300_VPUCP_Y
] = ip
[1];
373 rmesa
->hw
.vpucp
[p
].cmd
[R300_VPUCP_Z
] = ip
[2];
374 rmesa
->hw
.vpucp
[p
].cmd
[R300_VPUCP_W
] = ip
[3];
377 static void r300SetClipPlaneState(GLcontext
* ctx
, GLenum cap
, GLboolean state
)
379 r300ContextPtr r300
= R300_CONTEXT(ctx
);
382 /* no VAP UCP on non-TCL chipsets */
383 if (!r300
->options
.hw_tcl_enabled
)
386 p
= cap
- GL_CLIP_PLANE0
;
387 R300_STATECHANGE(r300
, vap_clip_cntl
);
389 r300
->hw
.vap_clip_cntl
.cmd
[1] |= (R300_VAP_UCP_ENABLE_0
<< p
);
390 r300ClipPlane(ctx
, cap
, NULL
);
392 r300
->hw
.vap_clip_cntl
.cmd
[1] &= ~(R300_VAP_UCP_ENABLE_0
<< p
);
397 * Update our tracked culling state based on Mesa's state.
399 static void r300UpdateCulling(GLcontext
* ctx
)
401 r300ContextPtr r300
= R300_CONTEXT(ctx
);
404 if (ctx
->Polygon
.CullFlag
) {
405 switch (ctx
->Polygon
.CullFaceMode
) {
407 val
= R300_CULL_FRONT
;
410 val
= R300_CULL_BACK
;
412 case GL_FRONT_AND_BACK
:
413 val
= R300_CULL_FRONT
| R300_CULL_BACK
;
420 switch (ctx
->Polygon
.FrontFace
) {
422 val
|= R300_FRONT_FACE_CW
;
425 val
|= R300_FRONT_FACE_CCW
;
431 /* Winding is inverted when rendering to FBO */
432 if (ctx
->DrawBuffer
&& ctx
->DrawBuffer
->Name
)
433 val
^= R300_FRONT_FACE_CW
;
435 R300_STATECHANGE(r300
, cul
);
436 r300
->hw
.cul
.cmd
[R300_CUL_CULL
] = val
;
439 static void r300SetPolygonOffsetState(GLcontext
* ctx
, GLboolean state
)
441 r300ContextPtr r300
= R300_CONTEXT(ctx
);
443 R300_STATECHANGE(r300
, occlusion_cntl
);
445 r300
->hw
.occlusion_cntl
.cmd
[1] |= (3 << 0);
447 r300
->hw
.occlusion_cntl
.cmd
[1] &= ~(3 << 0);
451 static GLboolean
current_fragment_program_writes_depth(GLcontext
* ctx
)
453 r300ContextPtr r300
= R300_CONTEXT(ctx
);
455 return ctx
->FragmentProgram
._Current
&& r300
->selected_fp
->code
.writes_depth
;
458 static void r300SetEarlyZState(GLcontext
* ctx
)
460 r300ContextPtr r300
= R300_CONTEXT(ctx
);
461 GLuint topZ
= R300_ZTOP_ENABLE
;
462 GLuint w_fmt
, fgdepthsrc
;
464 if (ctx
->Color
.AlphaEnabled
&& ctx
->Color
.AlphaFunc
!= GL_ALWAYS
)
465 topZ
= R300_ZTOP_DISABLE
;
466 else if (current_fragment_program_writes_depth(ctx
))
467 topZ
= R300_ZTOP_DISABLE
;
468 else if (ctx
->FragmentProgram
._Current
&& ctx
->FragmentProgram
._Current
->UsesKill
)
469 topZ
= R300_ZTOP_DISABLE
;
470 else if (r300
->radeon
.query
.current
)
471 topZ
= R300_ZTOP_DISABLE
;
473 if (topZ
!= r300
->hw
.zstencil_format
.cmd
[2]) {
474 /* Note: This completely reemits the stencil format.
475 * I have not tested whether this is strictly necessary,
476 * or if emitting a write to ZB_ZTOP is enough.
478 R300_STATECHANGE(r300
, zstencil_format
);
479 r300
->hw
.zstencil_format
.cmd
[2] = topZ
;
482 /* w_fmt value is set to get best performance
483 * see p.130 R5xx 3D acceleration guide v1.3 */
484 if (current_fragment_program_writes_depth(ctx
)) {
485 fgdepthsrc
= R300_FG_DEPTH_SRC_SHADER
;
486 w_fmt
= R300_W_FMT_W24
| R300_W_SRC_US
;
488 fgdepthsrc
= R300_FG_DEPTH_SRC_SCAN
;
489 w_fmt
= R300_W_FMT_W0
| R300_W_SRC_US
;
492 if (w_fmt
!= r300
->hw
.us_out_fmt
.cmd
[5]) {
493 R300_STATECHANGE(r300
, us_out_fmt
);
494 r300
->hw
.us_out_fmt
.cmd
[5] = w_fmt
;
497 if (fgdepthsrc
!= r300
->hw
.fg_depth_src
.cmd
[1]) {
498 R300_STATECHANGE(r300
, fg_depth_src
);
499 r300
->hw
.fg_depth_src
.cmd
[1] = fgdepthsrc
;
503 static void r300SetAlphaState(GLcontext
* ctx
)
505 r300ContextPtr r300
= R300_CONTEXT(ctx
);
507 uint32_t pp_misc
= 0x0;
508 GLboolean really_enabled
= ctx
->Color
.AlphaEnabled
;
510 CLAMPED_FLOAT_TO_UBYTE(refByte
, ctx
->Color
.AlphaRef
);
512 switch (ctx
->Color
.AlphaFunc
) {
514 pp_misc
|= R300_FG_ALPHA_FUNC_NEVER
;
517 pp_misc
|= R300_FG_ALPHA_FUNC_LESS
;
520 pp_misc
|= R300_FG_ALPHA_FUNC_EQUAL
;
523 pp_misc
|= R300_FG_ALPHA_FUNC_LE
;
526 pp_misc
|= R300_FG_ALPHA_FUNC_GREATER
;
529 pp_misc
|= R300_FG_ALPHA_FUNC_NOTEQUAL
;
532 pp_misc
|= R300_FG_ALPHA_FUNC_GE
;
535 /*pp_misc |= FG_ALPHA_FUNC_ALWAYS; */
536 really_enabled
= GL_FALSE
;
540 if (really_enabled
) {
541 pp_misc
|= R300_FG_ALPHA_FUNC_ENABLE
;
542 pp_misc
|= R500_FG_ALPHA_FUNC_8BIT
;
543 pp_misc
|= (refByte
& R300_FG_ALPHA_FUNC_VAL_MASK
);
548 R300_STATECHANGE(r300
, at
);
549 r300
->hw
.at
.cmd
[R300_AT_ALPHA_TEST
] = pp_misc
;
550 r300
->hw
.at
.cmd
[R300_AT_UNKNOWN
] = 0;
553 static void r300AlphaFunc(GLcontext
* ctx
, GLenum func
, GLfloat ref
)
557 r300SetAlphaState(ctx
);
560 static int translate_func(int func
)
564 return R300_ZS_NEVER
;
568 return R300_ZS_EQUAL
;
570 return R300_ZS_LEQUAL
;
572 return R300_ZS_GREATER
;
574 return R300_ZS_NOTEQUAL
;
576 return R300_ZS_GEQUAL
;
578 return R300_ZS_ALWAYS
;
583 static void r300SetDepthState(GLcontext
* ctx
)
585 r300ContextPtr r300
= R300_CONTEXT(ctx
);
587 R300_STATECHANGE(r300
, zs
);
588 r300
->hw
.zs
.cmd
[R300_ZS_CNTL_0
] &= (R300_STENCIL_ENABLE
|
589 R300_STENCIL_FRONT_BACK
|
590 R500_STENCIL_REFMASK_FRONT_BACK
);
591 r300
->hw
.zs
.cmd
[R300_ZS_CNTL_1
] &= ~(R300_ZS_MASK
<< R300_Z_FUNC_SHIFT
);
593 if (ctx
->Depth
.Test
) {
594 r300
->hw
.zs
.cmd
[R300_ZS_CNTL_0
] |= R300_Z_ENABLE
;
596 r300
->hw
.zs
.cmd
[R300_ZS_CNTL_0
] |= R300_Z_WRITE_ENABLE
;
597 r300
->hw
.zs
.cmd
[R300_ZS_CNTL_1
] |=
598 translate_func(ctx
->Depth
.Func
) << R300_Z_FUNC_SHIFT
;
602 static void r300CatchStencilFallback(GLcontext
*ctx
)
604 r300ContextPtr rmesa
= R300_CONTEXT(ctx
);
605 const unsigned back
= ctx
->Stencil
._BackFace
;
607 if (rmesa
->radeon
.radeonScreen
->kernel_mm
&&
608 (rmesa
->radeon
.radeonScreen
->chip_family
>= CHIP_FAMILY_RV515
)) {
609 r300SwitchFallback(ctx
, R300_FALLBACK_STENCIL_TWOSIDE
, GL_FALSE
);
610 } else if (ctx
->Stencil
._Enabled
&&
611 (ctx
->Stencil
.Ref
[0] != ctx
->Stencil
.Ref
[back
]
612 || ctx
->Stencil
.ValueMask
[0] != ctx
->Stencil
.ValueMask
[back
]
613 || ctx
->Stencil
.WriteMask
[0] != ctx
->Stencil
.WriteMask
[back
])) {
614 r300SwitchFallback(ctx
, R300_FALLBACK_STENCIL_TWOSIDE
, GL_TRUE
);
616 r300SwitchFallback(ctx
, R300_FALLBACK_STENCIL_TWOSIDE
, GL_FALSE
);
620 static void r300SetStencilState(GLcontext
* ctx
, GLboolean state
)
622 r300ContextPtr r300
= R300_CONTEXT(ctx
);
623 GLboolean hw_stencil
= GL_FALSE
;
625 r300CatchStencilFallback(ctx
);
627 if (ctx
->DrawBuffer
) {
628 struct radeon_renderbuffer
*rrbStencil
629 = radeon_get_renderbuffer(ctx
->DrawBuffer
, BUFFER_STENCIL
);
630 hw_stencil
= (rrbStencil
&& rrbStencil
->bo
);
634 R300_STATECHANGE(r300
, zs
);
636 r300
->hw
.zs
.cmd
[R300_ZS_CNTL_0
] |=
639 r300
->hw
.zs
.cmd
[R300_ZS_CNTL_0
] &=
640 ~R300_STENCIL_ENABLE
;
645 static void r300UpdatePolygonMode(GLcontext
* ctx
)
647 r300ContextPtr r300
= R300_CONTEXT(ctx
);
648 uint32_t hw_mode
= R300_GA_POLY_MODE_DISABLE
;
650 /* Only do something if a polygon mode is wanted, default is GL_FILL */
651 if (ctx
->Polygon
.FrontMode
!= GL_FILL
||
652 ctx
->Polygon
.BackMode
!= GL_FILL
) {
655 /* Handle GL_CW (clock wise and GL_CCW (counter clock wise)
656 * correctly by selecting the correct front and back face
658 if (ctx
->Polygon
.FrontFace
== GL_CCW
) {
659 f
= ctx
->Polygon
.FrontMode
;
660 b
= ctx
->Polygon
.BackMode
;
662 f
= ctx
->Polygon
.BackMode
;
663 b
= ctx
->Polygon
.FrontMode
;
666 /* Enable polygon mode */
667 hw_mode
|= R300_GA_POLY_MODE_DUAL
;
671 hw_mode
|= R300_GA_POLY_MODE_FRONT_PTYPE_LINE
;
674 hw_mode
|= R300_GA_POLY_MODE_FRONT_PTYPE_POINT
;
677 hw_mode
|= R300_GA_POLY_MODE_FRONT_PTYPE_TRI
;
683 hw_mode
|= R300_GA_POLY_MODE_BACK_PTYPE_LINE
;
686 hw_mode
|= R300_GA_POLY_MODE_BACK_PTYPE_POINT
;
689 hw_mode
|= R300_GA_POLY_MODE_BACK_PTYPE_TRI
;
694 if (r300
->hw
.polygon_mode
.cmd
[1] != hw_mode
) {
695 R300_STATECHANGE(r300
, polygon_mode
);
696 r300
->hw
.polygon_mode
.cmd
[1] = hw_mode
;
699 r300
->hw
.polygon_mode
.cmd
[2] = 0x00000001;
700 r300
->hw
.polygon_mode
.cmd
[3] = 0x00000000;
704 * Change the culling mode.
706 * \note Mesa already filters redundant calls to this function.
708 static void r300CullFace(GLcontext
* ctx
, GLenum mode
)
712 r300UpdateCulling(ctx
);
716 * Change the polygon orientation.
718 * \note Mesa already filters redundant calls to this function.
720 static void r300FrontFace(GLcontext
* ctx
, GLenum mode
)
724 r300UpdateCulling(ctx
);
725 r300UpdatePolygonMode(ctx
);
729 * Change the depth testing function.
731 * \note Mesa already filters redundant calls to this function.
733 static void r300DepthFunc(GLcontext
* ctx
, GLenum func
)
736 r300SetDepthState(ctx
);
740 * Enable/Disable depth writing.
742 * \note Mesa already filters redundant calls to this function.
744 static void r300DepthMask(GLcontext
* ctx
, GLboolean mask
)
747 r300SetDepthState(ctx
);
751 * Handle glColorMask()
753 static void r300ColorMask(GLcontext
* ctx
,
754 GLboolean r
, GLboolean g
, GLboolean b
, GLboolean a
)
756 r300ContextPtr r300
= R300_CONTEXT(ctx
);
757 int mask
= (r
? RB3D_COLOR_CHANNEL_MASK_RED_MASK0
: 0) |
758 (g
? RB3D_COLOR_CHANNEL_MASK_GREEN_MASK0
: 0) |
759 (b
? RB3D_COLOR_CHANNEL_MASK_BLUE_MASK0
: 0) |
760 (a
? RB3D_COLOR_CHANNEL_MASK_ALPHA_MASK0
: 0);
762 if (mask
!= r300
->hw
.cmk
.cmd
[R300_CMK_COLORMASK
]) {
763 R300_STATECHANGE(r300
, cmk
);
764 r300
->hw
.cmk
.cmd
[R300_CMK_COLORMASK
] = mask
;
768 /* =============================================================
771 static void r300PointSize(GLcontext
* ctx
, GLfloat size
)
773 r300ContextPtr r300
= R300_CONTEXT(ctx
);
775 /* We need to clamp to user defined range here, because
776 * the HW clamping happens only for per vertex point size. */
777 size
= CLAMP(size
, ctx
->Point
.MinSize
, ctx
->Point
.MaxSize
);
779 /* same size limits for AA, non-AA points */
780 size
= CLAMP(size
, ctx
->Const
.MinPointSize
, ctx
->Const
.MaxPointSize
);
782 R300_STATECHANGE(r300
, ps
);
783 r300
->hw
.ps
.cmd
[R300_PS_POINTSIZE
] =
784 ((int)(size
* 6) << R300_POINTSIZE_X_SHIFT
) |
785 ((int)(size
* 6) << R300_POINTSIZE_Y_SHIFT
);
788 static void r300PointParameter(GLcontext
* ctx
, GLenum pname
, const GLfloat
* param
)
790 r300ContextPtr r300
= R300_CONTEXT(ctx
);
793 case GL_POINT_SIZE_MIN
:
794 R300_STATECHANGE(r300
, ga_point_minmax
);
795 r300
->hw
.ga_point_minmax
.cmd
[1] &= ~R300_GA_POINT_MINMAX_MIN_MASK
;
796 r300
->hw
.ga_point_minmax
.cmd
[1] |= (GLuint
)(ctx
->Point
.MinSize
* 6.0);
798 case GL_POINT_SIZE_MAX
:
799 R300_STATECHANGE(r300
, ga_point_minmax
);
800 r300
->hw
.ga_point_minmax
.cmd
[1] &= ~R300_GA_POINT_MINMAX_MAX_MASK
;
801 r300
->hw
.ga_point_minmax
.cmd
[1] |= (GLuint
)(ctx
->Point
.MaxSize
* 6.0)
802 << R300_GA_POINT_MINMAX_MAX_SHIFT
;
804 case GL_POINT_DISTANCE_ATTENUATION
:
806 case GL_POINT_FADE_THRESHOLD_SIZE
:
813 /* =============================================================
816 static void r300LineWidth(GLcontext
* ctx
, GLfloat widthf
)
818 r300ContextPtr r300
= R300_CONTEXT(ctx
);
820 widthf
= CLAMP(widthf
,
821 ctx
->Const
.MinPointSize
,
822 ctx
->Const
.MaxPointSize
);
823 R300_STATECHANGE(r300
, lcntl
);
824 r300
->hw
.lcntl
.cmd
[1] =
825 R300_LINE_CNT_HO
| R300_LINE_CNT_VE
| (int)(widthf
* 6.0);
828 static void r300PolygonMode(GLcontext
* ctx
, GLenum face
, GLenum mode
)
833 r300UpdatePolygonMode(ctx
);
836 /* =============================================================
840 static int translate_stencil_op(int op
)
848 return R300_ZS_REPLACE
;
853 case GL_INCR_WRAP_EXT
:
854 return R300_ZS_INCR_WRAP
;
855 case GL_DECR_WRAP_EXT
:
856 return R300_ZS_DECR_WRAP
;
858 return R300_ZS_INVERT
;
860 WARN_ONCE("Do not know how to translate stencil op");
866 static void r300ShadeModel(GLcontext
* ctx
, GLenum mode
)
868 r300ContextPtr rmesa
= R300_CONTEXT(ctx
);
870 R300_STATECHANGE(rmesa
, shade
);
871 rmesa
->hw
.shade
.cmd
[1] = 0x00000002;
872 R300_STATECHANGE(rmesa
, shade2
);
875 rmesa
->hw
.shade2
.cmd
[1] = R300_RE_SHADE_MODEL_FLAT
;
878 rmesa
->hw
.shade2
.cmd
[1] = R300_RE_SHADE_MODEL_SMOOTH
;
883 rmesa
->hw
.shade2
.cmd
[2] = 0x00000000;
884 rmesa
->hw
.shade2
.cmd
[3] = 0x00000000;
887 static void r300StencilFuncSeparate(GLcontext
* ctx
, GLenum face
,
888 GLenum func
, GLint ref
, GLuint mask
)
890 r300ContextPtr rmesa
= R300_CONTEXT(ctx
);
893 const unsigned back
= ctx
->Stencil
._BackFace
;
895 r300CatchStencilFallback(ctx
);
897 refmask
= ((ctx
->Stencil
.Ref
[0] & 0xff) << R300_STENCILREF_SHIFT
)
898 | ((ctx
->Stencil
.ValueMask
[0] & 0xff) << R300_STENCILMASK_SHIFT
);
900 R300_STATECHANGE(rmesa
, zs
);
901 rmesa
->hw
.zs
.cmd
[R300_ZS_CNTL_0
] |= R300_STENCIL_FRONT_BACK
;
902 rmesa
->hw
.zs
.cmd
[R300_ZS_CNTL_1
] &= ~((R300_ZS_MASK
<<
903 R300_S_FRONT_FUNC_SHIFT
)
905 R300_S_BACK_FUNC_SHIFT
));
907 rmesa
->hw
.zs
.cmd
[R300_ZS_CNTL_2
] &=
908 ~((R300_STENCILREF_MASK
<< R300_STENCILREF_SHIFT
) |
909 (R300_STENCILREF_MASK
<< R300_STENCILMASK_SHIFT
));
911 flag
= translate_func(ctx
->Stencil
.Function
[0]);
912 rmesa
->hw
.zs
.cmd
[R300_ZS_CNTL_1
] |=
913 (flag
<< R300_S_FRONT_FUNC_SHIFT
);
915 flag
= translate_func(ctx
->Stencil
.Function
[back
]);
917 rmesa
->hw
.zs
.cmd
[R300_ZS_CNTL_1
] |=
918 (flag
<< R300_S_BACK_FUNC_SHIFT
);
919 rmesa
->hw
.zs
.cmd
[R300_ZS_CNTL_2
] |= refmask
;
921 if (rmesa
->radeon
.radeonScreen
->chip_family
>= CHIP_FAMILY_RV515
) {
922 rmesa
->hw
.zs
.cmd
[R300_ZS_CNTL_0
] |= R500_STENCIL_REFMASK_FRONT_BACK
;
923 R300_STATECHANGE(rmesa
, zsb
);
924 refmask
= ((ctx
->Stencil
.Ref
[back
] & 0xff) << R300_STENCILREF_SHIFT
)
925 | ((ctx
->Stencil
.ValueMask
[back
] & 0xff) << R300_STENCILMASK_SHIFT
);
927 rmesa
->hw
.zsb
.cmd
[R300_ZSB_CNTL_0
] &=
928 ~((R300_STENCILREF_MASK
<< R300_STENCILREF_SHIFT
) |
929 (R300_STENCILREF_MASK
<< R300_STENCILMASK_SHIFT
));
930 rmesa
->hw
.zsb
.cmd
[R300_ZSB_CNTL_0
] |= refmask
;
934 static void r300StencilMaskSeparate(GLcontext
* ctx
, GLenum face
, GLuint mask
)
936 r300ContextPtr rmesa
= R300_CONTEXT(ctx
);
937 const unsigned back
= ctx
->Stencil
._BackFace
;
939 r300CatchStencilFallback(ctx
);
941 R300_STATECHANGE(rmesa
, zs
);
942 rmesa
->hw
.zs
.cmd
[R300_ZS_CNTL_2
] &=
943 ~(R300_STENCILREF_MASK
<<
944 R300_STENCILWRITEMASK_SHIFT
);
945 rmesa
->hw
.zs
.cmd
[R300_ZS_CNTL_2
] |=
947 WriteMask
[0] & R300_STENCILREF_MASK
) <<
948 R300_STENCILWRITEMASK_SHIFT
;
949 if (rmesa
->radeon
.radeonScreen
->chip_family
>= CHIP_FAMILY_RV515
) {
950 R300_STATECHANGE(rmesa
, zsb
);
951 rmesa
->hw
.zsb
.cmd
[R300_ZSB_CNTL_0
] |=
953 WriteMask
[back
] & R300_STENCILREF_MASK
) <<
954 R300_STENCILWRITEMASK_SHIFT
;
958 static void r300StencilOpSeparate(GLcontext
* ctx
, GLenum face
,
959 GLenum fail
, GLenum zfail
, GLenum zpass
)
961 r300ContextPtr rmesa
= R300_CONTEXT(ctx
);
962 const unsigned back
= ctx
->Stencil
._BackFace
;
964 r300CatchStencilFallback(ctx
);
966 R300_STATECHANGE(rmesa
, zs
);
967 /* It is easier to mask what's left.. */
968 rmesa
->hw
.zs
.cmd
[R300_ZS_CNTL_1
] &=
969 (R300_ZS_MASK
<< R300_Z_FUNC_SHIFT
) |
970 (R300_ZS_MASK
<< R300_S_FRONT_FUNC_SHIFT
) |
971 (R300_ZS_MASK
<< R300_S_BACK_FUNC_SHIFT
);
973 rmesa
->hw
.zs
.cmd
[R300_ZS_CNTL_1
] |=
974 (translate_stencil_op(ctx
->Stencil
.FailFunc
[0]) <<
975 R300_S_FRONT_SFAIL_OP_SHIFT
)
976 | (translate_stencil_op(ctx
->Stencil
.ZFailFunc
[0]) <<
977 R300_S_FRONT_ZFAIL_OP_SHIFT
)
978 | (translate_stencil_op(ctx
->Stencil
.ZPassFunc
[0]) <<
979 R300_S_FRONT_ZPASS_OP_SHIFT
);
981 rmesa
->hw
.zs
.cmd
[R300_ZS_CNTL_1
] |=
982 (translate_stencil_op(ctx
->Stencil
.FailFunc
[back
]) <<
983 R300_S_BACK_SFAIL_OP_SHIFT
)
984 | (translate_stencil_op(ctx
->Stencil
.ZFailFunc
[back
]) <<
985 R300_S_BACK_ZFAIL_OP_SHIFT
)
986 | (translate_stencil_op(ctx
->Stencil
.ZPassFunc
[back
]) <<
987 R300_S_BACK_ZPASS_OP_SHIFT
);
990 /* =============================================================
991 * Window position and viewport transformation
994 static void r300UpdateWindow(GLcontext
* ctx
)
996 r300ContextPtr rmesa
= R300_CONTEXT(ctx
);
997 __DRIdrawable
*dPriv
= radeon_get_drawable(&rmesa
->radeon
);
998 GLfloat xoffset
= dPriv
? (GLfloat
) dPriv
->x
: 0;
999 GLfloat yoffset
= dPriv
? (GLfloat
) dPriv
->y
+ dPriv
->h
: 0;
1000 const GLfloat
*v
= ctx
->Viewport
._WindowMap
.m
;
1001 const GLfloat depthScale
= 1.0F
/ ctx
->DrawBuffer
->_DepthMaxF
;
1002 const GLboolean render_to_fbo
= (ctx
->DrawBuffer
->Name
!= 0);
1003 GLfloat y_scale
, y_bias
;
1005 if (render_to_fbo
) {
1013 GLfloat sx
= v
[MAT_SX
];
1014 GLfloat tx
= v
[MAT_TX
] + xoffset
;
1015 GLfloat sy
= v
[MAT_SY
] * y_scale
;
1016 GLfloat ty
= (v
[MAT_TY
] * y_scale
) + y_bias
;
1017 GLfloat sz
= v
[MAT_SZ
] * depthScale
;
1018 GLfloat tz
= v
[MAT_TZ
] * depthScale
;
1020 R300_STATECHANGE(rmesa
, vpt
);
1022 rmesa
->hw
.vpt
.cmd
[R300_VPT_XSCALE
] = r300PackFloat32(sx
);
1023 rmesa
->hw
.vpt
.cmd
[R300_VPT_XOFFSET
] = r300PackFloat32(tx
);
1024 rmesa
->hw
.vpt
.cmd
[R300_VPT_YSCALE
] = r300PackFloat32(sy
);
1025 rmesa
->hw
.vpt
.cmd
[R300_VPT_YOFFSET
] = r300PackFloat32(ty
);
1026 rmesa
->hw
.vpt
.cmd
[R300_VPT_ZSCALE
] = r300PackFloat32(sz
);
1027 rmesa
->hw
.vpt
.cmd
[R300_VPT_ZOFFSET
] = r300PackFloat32(tz
);
1030 static void r300Viewport(GLcontext
* ctx
, GLint x
, GLint y
,
1031 GLsizei width
, GLsizei height
)
1033 /* Don't pipeline viewport changes, conflict with window offset
1034 * setting below. Could apply deltas to rescue pipelined viewport
1035 * values, or keep the originals hanging around.
1037 r300UpdateWindow(ctx
);
1039 radeon_viewport(ctx
, x
, y
, width
, height
);
1042 static void r300DepthRange(GLcontext
* ctx
, GLclampd nearval
, GLclampd farval
)
1044 r300UpdateWindow(ctx
);
1047 void r300UpdateViewportOffset(GLcontext
* ctx
)
1049 r300ContextPtr rmesa
= R300_CONTEXT(ctx
);
1050 __DRIdrawable
*dPriv
= radeon_get_drawable(&rmesa
->radeon
);
1051 GLfloat xoffset
= (GLfloat
) dPriv
->x
;
1052 GLfloat yoffset
= (GLfloat
) dPriv
->y
+ dPriv
->h
;
1053 const GLfloat
*v
= ctx
->Viewport
._WindowMap
.m
;
1055 GLfloat tx
= v
[MAT_TX
] + xoffset
;
1056 GLfloat ty
= (-v
[MAT_TY
]) + yoffset
;
1058 if (rmesa
->hw
.vpt
.cmd
[R300_VPT_XOFFSET
] != r300PackFloat32(tx
) ||
1059 rmesa
->hw
.vpt
.cmd
[R300_VPT_YOFFSET
] != r300PackFloat32(ty
)) {
1060 /* Note: this should also modify whatever data the context reset
1063 R300_STATECHANGE(rmesa
, vpt
);
1064 rmesa
->hw
.vpt
.cmd
[R300_VPT_XOFFSET
] = r300PackFloat32(tx
);
1065 rmesa
->hw
.vpt
.cmd
[R300_VPT_YOFFSET
] = r300PackFloat32(ty
);
1069 radeonUpdateScissor(ctx
);
1073 * Update R300's own internal state parameters.
1074 * For now just STATE_R300_WINDOW_DIMENSION
1076 static void r300UpdateStateParameters(GLcontext
* ctx
, GLuint new_state
)
1078 r300ContextPtr rmesa
= R300_CONTEXT(ctx
);
1079 struct gl_program_parameter_list
*paramList
;
1081 if (!(new_state
& (_NEW_BUFFERS
| _NEW_PROGRAM
| _NEW_PROGRAM_CONSTANTS
)))
1084 if (!ctx
->FragmentProgram
._Current
|| !rmesa
->selected_fp
)
1087 paramList
= ctx
->FragmentProgram
._Current
->Base
.Parameters
;
1092 _mesa_load_state_parameters(ctx
, paramList
);
1095 /* =============================================================
1098 static void r300PolygonOffset(GLcontext
* ctx
, GLfloat factor
, GLfloat units
)
1100 r300ContextPtr rmesa
= R300_CONTEXT(ctx
);
1101 GLfloat constant
= units
;
1103 switch (ctx
->Visual
.depthBits
) {
1114 /* fprintf(stderr, "%s f:%f u:%f\n", __FUNCTION__, factor, constant); */
1116 R300_STATECHANGE(rmesa
, zbs
);
1117 rmesa
->hw
.zbs
.cmd
[R300_ZBS_T_FACTOR
] = r300PackFloat32(factor
);
1118 rmesa
->hw
.zbs
.cmd
[R300_ZBS_T_CONSTANT
] = r300PackFloat32(constant
);
1119 rmesa
->hw
.zbs
.cmd
[R300_ZBS_W_FACTOR
] = r300PackFloat32(factor
);
1120 rmesa
->hw
.zbs
.cmd
[R300_ZBS_W_CONSTANT
] = r300PackFloat32(constant
);
1123 /* Routing and texture-related */
1125 /* r300 doesnt handle GL_CLAMP and GL_MIRROR_CLAMP_EXT correctly when filter is NEAREST.
1126 * Since texwrap produces same results for GL_CLAMP and GL_CLAMP_TO_EDGE we use them instead.
1127 * We need to recalculate wrap modes whenever filter mode is changed because someone might do:
1128 * glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
1129 * glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP);
1130 * glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
1131 * Since r300 completely ignores R300_TX_CLAMP when either min or mag is nearest it cant handle
1132 * combinations where only one of them is nearest.
1134 static unsigned long gen_fixed_filter(unsigned long f
)
1136 unsigned long mag
, min
, needs_fixing
= 0;
1139 /* We ignore MIRROR bit so we dont have to do everything twice */
1140 if ((f
& ((7 - 1) << R300_TX_WRAP_S_SHIFT
)) ==
1141 (R300_TX_CLAMP
<< R300_TX_WRAP_S_SHIFT
)) {
1144 if ((f
& ((7 - 1) << R300_TX_WRAP_T_SHIFT
)) ==
1145 (R300_TX_CLAMP
<< R300_TX_WRAP_T_SHIFT
)) {
1148 if ((f
& ((7 - 1) << R300_TX_WRAP_R_SHIFT
)) ==
1149 (R300_TX_CLAMP
<< R300_TX_WRAP_R_SHIFT
)) {
1156 mag
= f
& R300_TX_MAG_FILTER_MASK
;
1157 min
= f
& (R300_TX_MIN_FILTER_MASK
|R300_TX_MIN_FILTER_MIP_MASK
);
1159 /* TODO: Check for anisto filters too */
1160 if ((mag
!= R300_TX_MAG_FILTER_NEAREST
)
1161 && (min
!= R300_TX_MIN_FILTER_NEAREST
))
1164 /* r300 cant handle these modes hence we force nearest to linear */
1165 if ((mag
== R300_TX_MAG_FILTER_NEAREST
)
1166 && (min
!= R300_TX_MIN_FILTER_NEAREST
)) {
1167 f
&= ~R300_TX_MAG_FILTER_NEAREST
;
1168 f
|= R300_TX_MAG_FILTER_LINEAR
;
1172 if ((min
== R300_TX_MIN_FILTER_NEAREST
)
1173 && (mag
!= R300_TX_MAG_FILTER_NEAREST
)) {
1174 f
&= ~R300_TX_MIN_FILTER_NEAREST
;
1175 f
|= R300_TX_MIN_FILTER_LINEAR
;
1179 /* Both are nearest */
1180 if (needs_fixing
& 1) {
1181 f
&= ~((7 - 1) << R300_TX_WRAP_S_SHIFT
);
1182 f
|= R300_TX_CLAMP_TO_EDGE
<< R300_TX_WRAP_S_SHIFT
;
1184 if (needs_fixing
& 2) {
1185 f
&= ~((7 - 1) << R300_TX_WRAP_T_SHIFT
);
1186 f
|= R300_TX_CLAMP_TO_EDGE
<< R300_TX_WRAP_T_SHIFT
;
1188 if (needs_fixing
& 4) {
1189 f
&= ~((7 - 1) << R300_TX_WRAP_R_SHIFT
);
1190 f
|= R300_TX_CLAMP_TO_EDGE
<< R300_TX_WRAP_R_SHIFT
;
1195 static void r300SetupFragmentShaderTextures(GLcontext
*ctx
, int *tmu_mappings
)
1197 r300ContextPtr r300
= R300_CONTEXT(ctx
);
1199 struct r300_fragment_program_code
*code
= &r300
->selected_fp
->code
.code
.r300
;
1201 R300_STATECHANGE(r300
, fpt
);
1203 for (i
= 0; i
< code
->tex
.length
; i
++) {
1208 unit
= code
->tex
.inst
[i
] >> R300_TEX_ID_SHIFT
;
1211 val
= code
->tex
.inst
[i
];
1212 val
&= ~R300_TEX_ID_MASK
;
1215 (val
& R300_TEX_INST_MASK
) >> R300_TEX_INST_SHIFT
;
1216 if (opcode
== R300_TEX_OP_KIL
) {
1217 r300
->hw
.fpt
.cmd
[R300_FPT_INSTR_0
+ i
] = val
;
1219 if (tmu_mappings
[unit
] >= 0) {
1221 tmu_mappings
[unit
] <<
1223 r300
->hw
.fpt
.cmd
[R300_FPT_INSTR_0
+ i
] = val
;
1225 // We get here when the corresponding texture image is incomplete
1226 // (e.g. incomplete mipmaps etc.)
1227 r300
->hw
.fpt
.cmd
[R300_FPT_INSTR_0
+ i
] = val
;
1232 r300
->hw
.fpt
.cmd
[R300_FPT_CMD_0
] =
1233 cmdpacket0(r300
->radeon
.radeonScreen
,
1234 R300_US_TEX_INST_0
, code
->tex
.length
);
1237 static void r500SetupFragmentShaderTextures(GLcontext
*ctx
, int *tmu_mappings
)
1239 r300ContextPtr r300
= R300_CONTEXT(ctx
);
1241 struct r500_fragment_program_code
*code
= &r300
->selected_fp
->code
.code
.r500
;
1243 /* find all the texture instructions and relocate the texture units */
1244 for (i
= 0; i
< code
->inst_end
+ 1; i
++) {
1245 if ((code
->inst
[i
].inst0
& 0x3) == R500_INST_TYPE_TEX
) {
1247 int unit
, opcode
, new_unit
;
1249 val
= code
->inst
[i
].inst1
;
1251 unit
= (val
>> 16) & 0xf;
1253 val
&= ~(0xf << 16);
1255 opcode
= val
& (0x7 << 22);
1256 if (opcode
== R500_TEX_INST_TEXKILL
) {
1259 if (tmu_mappings
[unit
] >= 0) {
1260 new_unit
= tmu_mappings
[unit
];
1265 val
|= R500_TEX_ID(new_unit
);
1266 code
->inst
[i
].inst1
= val
;
1271 static GLuint
translate_lod_bias(GLfloat bias
)
1273 GLint b
= (int)(bias
*32);
1276 else if (b
< -(1 << 9))
1278 return (((GLuint
)b
) << R300_LOD_BIAS_SHIFT
) & R300_LOD_BIAS_MASK
;
1282 static void r300SetupTextures(GLcontext
* ctx
)
1285 struct radeon_tex_obj
*t
;
1286 r300ContextPtr r300
= R300_CONTEXT(ctx
);
1288 int last_hw_tmu
= -1; /* -1 translates into no setup costs for fields */
1289 int tmu_mappings
[R300_MAX_TEXTURE_UNITS
] = { -1, };
1291 R300_STATECHANGE(r300
, txe
);
1292 R300_STATECHANGE(r300
, tex
.filter
);
1293 R300_STATECHANGE(r300
, tex
.filter_1
);
1294 R300_STATECHANGE(r300
, tex
.size
);
1295 R300_STATECHANGE(r300
, tex
.format
);
1296 R300_STATECHANGE(r300
, tex
.pitch
);
1297 R300_STATECHANGE(r300
, tex
.offset
);
1298 R300_STATECHANGE(r300
, tex
.chroma_key
);
1299 R300_STATECHANGE(r300
, tex
.border_color
);
1301 r300
->hw
.txe
.cmd
[R300_TXE_ENABLE
] = 0x0;
1303 mtu
= r300
->radeon
.glCtx
->Const
.MaxTextureUnits
;
1304 if (RADEON_DEBUG
& RADEON_STATE
)
1305 fprintf(stderr
, "mtu=%d\n", mtu
);
1307 if (mtu
> R300_MAX_TEXTURE_UNITS
) {
1309 "Aiiee ! mtu=%d is greater than R300_MAX_TEXTURE_UNITS=%d\n",
1310 mtu
, R300_MAX_TEXTURE_UNITS
);
1314 /* We cannot let disabled tmu offsets pass DRM */
1315 for (i
= 0; i
< mtu
; i
++) {
1316 if (ctx
->Texture
.Unit
[i
]._ReallyEnabled
) {
1317 tmu_mappings
[i
] = hw_tmu
;
1319 t
= radeon_tex_obj(ctx
->Texture
.Unit
[i
]._Current
);
1323 if ((t
->pp_txformat
& 0xffffff00) == 0xffffff00) {
1325 ("unknown texture format (entry %x) encountered. Help me !\n",
1326 t
->pp_txformat
& 0xff);
1329 if (RADEON_DEBUG
& RADEON_STATE
)
1331 "Activating texture unit %d\n", i
);
1333 r300
->hw
.txe
.cmd
[R300_TXE_ENABLE
] |= (1 << hw_tmu
);
1335 r300
->hw
.tex
.filter
.cmd
[R300_TEX_VALUE_0
+
1337 gen_fixed_filter(t
->pp_txfilter
) | (hw_tmu
<< 28);
1338 /* Note: There is a LOD bias per texture unit and a LOD bias
1339 * per texture object. We add them here to get the correct behaviour.
1340 * (The per-texture object LOD bias was introduced in OpenGL 1.4
1341 * and is not present in the EXT_texture_object extension).
1343 r300
->hw
.tex
.filter_1
.cmd
[R300_TEX_VALUE_0
+ hw_tmu
] =
1345 translate_lod_bias(ctx
->Texture
.Unit
[i
].LodBias
+ t
->base
.LodBias
);
1346 r300
->hw
.tex
.size
.cmd
[R300_TEX_VALUE_0
+ hw_tmu
] =
1348 r300
->hw
.tex
.format
.cmd
[R300_TEX_VALUE_0
+
1349 hw_tmu
] = t
->pp_txformat
;
1350 r300
->hw
.tex
.pitch
.cmd
[R300_TEX_VALUE_0
+ hw_tmu
] =
1352 r300
->hw
.textures
[hw_tmu
] = t
;
1354 if (t
->tile_bits
& R300_TXO_MACRO_TILE
) {
1355 WARN_ONCE("macro tiling enabled!\n");
1358 if (t
->tile_bits
& R300_TXO_MICRO_TILE
) {
1359 WARN_ONCE("micro tiling enabled!\n");
1362 r300
->hw
.tex
.chroma_key
.cmd
[R300_TEX_VALUE_0
+
1364 r300
->hw
.tex
.border_color
.cmd
[R300_TEX_VALUE_0
+
1368 last_hw_tmu
= hw_tmu
;
1374 /* R3xx and R4xx chips require that the texture unit corresponding to
1375 * KIL instructions is really enabled.
1377 * We do some fakery here and in the state atom emit logic to enable
1378 * the texture without tripping up the CS checker in the kernel.
1380 if (r300
->radeon
.radeonScreen
->chip_family
< CHIP_FAMILY_RV515
) {
1381 if (ctx
->FragmentProgram
._Current
->UsesKill
&& last_hw_tmu
< 0) {
1384 r300
->hw
.txe
.cmd
[R300_TXE_ENABLE
] |= 1;
1386 r300
->hw
.tex
.border_color
.cmd
[R300_TEX_VALUE_0
] = 0;
1387 r300
->hw
.tex
.chroma_key
.cmd
[R300_TEX_VALUE_0
] = 0;
1388 r300
->hw
.tex
.filter
.cmd
[R300_TEX_VALUE_0
] = 0;
1389 r300
->hw
.tex
.filter_1
.cmd
[R300_TEX_VALUE_0
] = 0;
1390 r300
->hw
.tex
.size
.cmd
[R300_TEX_VALUE_0
] = 0; /* 1x1 texture */
1391 r300
->hw
.tex
.format
.cmd
[R300_TEX_VALUE_0
] = 0; /* A8 format */
1392 r300
->hw
.tex
.pitch
.cmd
[R300_TEX_VALUE_0
] = 0;
1396 r300
->hw
.tex
.filter
.cmd
[R300_TEX_CMD_0
] =
1397 cmdpacket0(r300
->radeon
.radeonScreen
, R300_TX_FILTER0_0
, last_hw_tmu
+ 1);
1398 r300
->hw
.tex
.filter_1
.cmd
[R300_TEX_CMD_0
] =
1399 cmdpacket0(r300
->radeon
.radeonScreen
, R300_TX_FILTER1_0
, last_hw_tmu
+ 1);
1400 r300
->hw
.tex
.size
.cmd
[R300_TEX_CMD_0
] =
1401 cmdpacket0(r300
->radeon
.radeonScreen
, R300_TX_SIZE_0
, last_hw_tmu
+ 1);
1402 r300
->hw
.tex
.format
.cmd
[R300_TEX_CMD_0
] =
1403 cmdpacket0(r300
->radeon
.radeonScreen
, R300_TX_FORMAT_0
, last_hw_tmu
+ 1);
1404 r300
->hw
.tex
.pitch
.cmd
[R300_TEX_CMD_0
] =
1405 cmdpacket0(r300
->radeon
.radeonScreen
, R300_TX_FORMAT2_0
, last_hw_tmu
+ 1);
1406 r300
->hw
.tex
.offset
.cmd
[R300_TEX_CMD_0
] =
1407 cmdpacket0(r300
->radeon
.radeonScreen
, R300_TX_OFFSET_0
, last_hw_tmu
+ 1);
1408 r300
->hw
.tex
.chroma_key
.cmd
[R300_TEX_CMD_0
] =
1409 cmdpacket0(r300
->radeon
.radeonScreen
, R300_TX_CHROMA_KEY_0
, last_hw_tmu
+ 1);
1410 r300
->hw
.tex
.border_color
.cmd
[R300_TEX_CMD_0
] =
1411 cmdpacket0(r300
->radeon
.radeonScreen
, R300_TX_BORDER_COLOR_0
, last_hw_tmu
+ 1);
1413 r300
->vtbl
.SetupFragmentShaderTextures(ctx
, tmu_mappings
);
1415 if (RADEON_DEBUG
& RADEON_STATE
)
1416 fprintf(stderr
, "TX_ENABLE: %08x last_hw_tmu=%d\n",
1417 r300
->hw
.txe
.cmd
[R300_TXE_ENABLE
], last_hw_tmu
);
1420 union r300_outputs_written
{
1421 GLuint vp_outputs
; /* hw_tcl_on */
1422 DECLARE_RENDERINPUTS(index_bitset
); /* !hw_tcl_on */
1425 #define R300_OUTPUTS_WRITTEN_TEST(ow, vp_result, tnl_attrib) \
1426 ((hw_tcl_on) ? (ow).vp_outputs & (1 << (vp_result)) : \
1427 RENDERINPUTS_TEST( (ow.index_bitset), (tnl_attrib) ))
1429 static void r300SetupRSUnit(GLcontext
* ctx
)
1431 r300ContextPtr r300
= R300_CONTEXT(ctx
);
1432 union r300_outputs_written OutputsWritten
;
1434 int fp_reg
, high_rr
;
1436 int rs_tex_count
= 0;
1437 int i
, col_fmt
, hw_tcl_on
;
1439 hw_tcl_on
= r300
->options
.hw_tcl_enabled
;
1442 OutputsWritten
.vp_outputs
= r300
->selected_vp
->code
.OutputsWritten
;
1444 RENDERINPUTS_COPY(OutputsWritten
.index_bitset
, r300
->render_inputs_bitset
);
1446 InputsRead
= r300
->selected_fp
->InputsRead
;
1448 R300_STATECHANGE(r300
, ri
);
1449 R300_STATECHANGE(r300
, rc
);
1450 R300_STATECHANGE(r300
, rr
);
1452 fp_reg
= col_ip
= tex_ip
= col_fmt
= 0;
1454 r300
->hw
.rc
.cmd
[1] = 0;
1455 r300
->hw
.rc
.cmd
[2] = 0;
1456 for (i
=0; i
<R300_RR_CMDSIZE
-1; ++i
)
1457 r300
->hw
.rr
.cmd
[R300_RR_INST_0
+ i
] = 0;
1459 for (i
=0; i
<R300_RI_CMDSIZE
-1; ++i
)
1460 r300
->hw
.ri
.cmd
[R300_RI_INTERP_0
+ i
] = 0;
1463 if (InputsRead
& FRAG_BIT_COL0
) {
1464 if (R300_OUTPUTS_WRITTEN_TEST(OutputsWritten
, VERT_RESULT_COL0
, _TNL_ATTRIB_COLOR0
)) {
1465 r300
->hw
.ri
.cmd
[R300_RI_INTERP_0
+ col_ip
] = R300_RS_COL_PTR(col_ip
) | R300_RS_COL_FMT(R300_RS_COL_FMT_RGBA
);
1466 r300
->hw
.rr
.cmd
[R300_RR_INST_0
+ col_ip
] = R300_RS_INST_COL_ID(col_ip
) | R300_RS_INST_COL_CN_WRITE
| R300_RS_INST_COL_ADDR(fp_reg
);
1467 InputsRead
&= ~FRAG_BIT_COL0
;
1471 WARN_ONCE("fragprog wants col0, vp doesn't provide it\n");
1475 if (InputsRead
& FRAG_BIT_COL1
) {
1476 if (R300_OUTPUTS_WRITTEN_TEST(OutputsWritten
, VERT_RESULT_COL1
, _TNL_ATTRIB_COLOR1
)) {
1477 r300
->hw
.ri
.cmd
[R300_RI_INTERP_0
+ col_ip
] = R300_RS_COL_PTR(col_ip
) | R300_RS_COL_FMT(R300_RS_COL_FMT_RGBA
);
1478 r300
->hw
.rr
.cmd
[R300_RR_INST_0
+ col_ip
] = R300_RS_INST_COL_ID(col_ip
) | R300_RS_INST_COL_CN_WRITE
| R300_RS_INST_COL_ADDR(fp_reg
);
1479 InputsRead
&= ~FRAG_BIT_COL1
;
1483 WARN_ONCE("fragprog wants col1, vp doesn't provide it\n");
1487 /* We always route 4 texcoord components */
1488 for (i
= 0; i
< ctx
->Const
.MaxTextureUnits
; i
++) {
1489 if (! ( InputsRead
& FRAG_BIT_TEX(i
) ) )
1492 if (!R300_OUTPUTS_WRITTEN_TEST(OutputsWritten
, VERT_RESULT_TEX0
+ i
, _TNL_ATTRIB_TEX(i
))) {
1493 WARN_ONCE("fragprog wants coords for tex%d, vp doesn't provide them!\n", i
);
1497 r300
->hw
.ri
.cmd
[R300_RI_INTERP_0
+ tex_ip
] |= R300_RS_SEL_S(0) | R300_RS_SEL_T(1) | R300_RS_SEL_R(2) | R300_RS_SEL_Q(3) | R300_RS_TEX_PTR(rs_tex_count
);
1498 r300
->hw
.rr
.cmd
[R300_RR_INST_0
+ tex_ip
] |= R300_RS_INST_TEX_ID(tex_ip
) | R300_RS_INST_TEX_CN_WRITE
| R300_RS_INST_TEX_ADDR(fp_reg
);
1499 InputsRead
&= ~(FRAG_BIT_TEX0
<< i
);
1505 /* Setup default color if no color or tex was set */
1506 if (rs_tex_count
== 0 && col_ip
== 0) {
1507 r300
->hw
.rr
.cmd
[R300_RR_INST_0
] = R300_RS_INST_COL_ID(0) | R300_RS_INST_COL_ADDR(0);
1508 r300
->hw
.ri
.cmd
[R300_RI_INTERP_0
] = R300_RS_COL_PTR(0) | R300_RS_COL_FMT(R300_RS_COL_FMT_0001
);
1512 high_rr
= (col_ip
> tex_ip
) ? col_ip
: tex_ip
;
1513 r300
->hw
.rc
.cmd
[1] |= (rs_tex_count
<< R300_IT_COUNT_SHIFT
) | (col_ip
<< R300_IC_COUNT_SHIFT
) | R300_HIRES_EN
;
1514 r300
->hw
.rc
.cmd
[2] |= high_rr
- 1;
1516 r300
->hw
.rr
.cmd
[R300_RR_CMD_0
] = cmdpacket0(r300
->radeon
.radeonScreen
, R300_RS_INST_0
, high_rr
);
1517 r300
->hw
.ri
.cmd
[R300_RI_CMD_0
] = cmdpacket0(r300
->radeon
.radeonScreen
, R300_RS_IP_0
, high_rr
);
1520 WARN_ONCE("Don't know how to satisfy InputsRead=0x%08x\n", InputsRead
);
1523 static void r500SetupRSUnit(GLcontext
* ctx
)
1525 r300ContextPtr r300
= R300_CONTEXT(ctx
);
1526 union r300_outputs_written OutputsWritten
;
1528 int fp_reg
, high_rr
;
1530 int rs_tex_count
= 0;
1531 int i
, col_fmt
, hw_tcl_on
;
1533 hw_tcl_on
= r300
->options
.hw_tcl_enabled
;
1536 OutputsWritten
.vp_outputs
= r300
->selected_vp
->code
.OutputsWritten
;
1538 RENDERINPUTS_COPY(OutputsWritten
.index_bitset
, r300
->render_inputs_bitset
);
1540 InputsRead
= r300
->selected_fp
->InputsRead
;
1542 R300_STATECHANGE(r300
, ri
);
1543 R300_STATECHANGE(r300
, rc
);
1544 R300_STATECHANGE(r300
, rr
);
1546 fp_reg
= col_ip
= tex_ip
= col_fmt
= 0;
1548 r300
->hw
.rc
.cmd
[1] = 0;
1549 r300
->hw
.rc
.cmd
[2] = 0;
1550 for (i
=0; i
<R300_RR_CMDSIZE
-1; ++i
)
1551 r300
->hw
.rr
.cmd
[R300_RR_INST_0
+ i
] = 0;
1553 for (i
=0; i
<R500_RI_CMDSIZE
-1; ++i
)
1554 r300
->hw
.ri
.cmd
[R300_RI_INTERP_0
+ i
] = 0;
1557 if (InputsRead
& FRAG_BIT_COL0
) {
1558 if (R300_OUTPUTS_WRITTEN_TEST(OutputsWritten
, VERT_RESULT_COL0
, _TNL_ATTRIB_COLOR0
)) {
1559 r300
->hw
.ri
.cmd
[R300_RI_INTERP_0
+ col_ip
] = R500_RS_COL_PTR(col_ip
) | R500_RS_COL_FMT(R300_RS_COL_FMT_RGBA
);
1560 r300
->hw
.rr
.cmd
[R300_RR_INST_0
+ col_ip
] = R500_RS_INST_COL_ID(col_ip
) | R500_RS_INST_COL_CN_WRITE
| R500_RS_INST_COL_ADDR(fp_reg
);
1561 InputsRead
&= ~FRAG_BIT_COL0
;
1565 WARN_ONCE("fragprog wants col0, vp doesn't provide it\n");
1569 if (InputsRead
& FRAG_BIT_COL1
) {
1570 if (R300_OUTPUTS_WRITTEN_TEST(OutputsWritten
, VERT_RESULT_COL1
, _TNL_ATTRIB_COLOR1
)) {
1571 r300
->hw
.ri
.cmd
[R300_RI_INTERP_0
+ col_ip
] = R500_RS_COL_PTR(col_ip
) | R500_RS_COL_FMT(R300_RS_COL_FMT_RGBA
);
1572 r300
->hw
.rr
.cmd
[R300_RR_INST_0
+ col_ip
] = R500_RS_INST_COL_ID(col_ip
) | R500_RS_INST_COL_CN_WRITE
| R500_RS_INST_COL_ADDR(fp_reg
);
1573 InputsRead
&= ~FRAG_BIT_COL1
;
1577 WARN_ONCE("fragprog wants col1, vp doesn't provide it\n");
1581 /* We always route 4 texcoord components */
1582 for (i
= 0; i
< ctx
->Const
.MaxTextureUnits
; i
++) {
1583 if (! ( InputsRead
& FRAG_BIT_TEX(i
) ) )
1586 if (!R300_OUTPUTS_WRITTEN_TEST(OutputsWritten
, VERT_RESULT_TEX0
+ i
, _TNL_ATTRIB_TEX(i
))) {
1587 WARN_ONCE("fragprog wants coords for tex%d, vp doesn't provide them!\n", i
);
1591 r300
->hw
.ri
.cmd
[R300_RI_INTERP_0
+ tex_ip
] |= ((rs_tex_count
+ 0) << R500_RS_IP_TEX_PTR_S_SHIFT
) |
1592 ((rs_tex_count
+ 1) << R500_RS_IP_TEX_PTR_T_SHIFT
) |
1593 ((rs_tex_count
+ 2) << R500_RS_IP_TEX_PTR_R_SHIFT
) |
1594 ((rs_tex_count
+ 3) << R500_RS_IP_TEX_PTR_Q_SHIFT
);
1596 r300
->hw
.rr
.cmd
[R300_RR_INST_0
+ tex_ip
] |= R500_RS_INST_TEX_ID(tex_ip
) | R500_RS_INST_TEX_CN_WRITE
| R500_RS_INST_TEX_ADDR(fp_reg
);
1597 InputsRead
&= ~(FRAG_BIT_TEX0
<< i
);
1603 /* Setup default color if no color or tex was set */
1604 if (rs_tex_count
== 0 && col_ip
== 0) {
1605 r300
->hw
.rr
.cmd
[R300_RR_INST_0
] = R500_RS_INST_COL_ID(0) | R500_RS_INST_COL_ADDR(0);
1606 r300
->hw
.ri
.cmd
[R300_RI_INTERP_0
] = R500_RS_COL_PTR(0) | R500_RS_COL_FMT(R300_RS_COL_FMT_0001
);
1610 high_rr
= (col_ip
> tex_ip
) ? col_ip
: tex_ip
;
1611 r300
->hw
.rc
.cmd
[1] = (rs_tex_count
<< R300_IT_COUNT_SHIFT
) | (col_ip
<< R300_IC_COUNT_SHIFT
) | R300_HIRES_EN
;
1612 r300
->hw
.rc
.cmd
[2] = 0xC0 | (high_rr
- 1);
1614 r300
->hw
.rr
.cmd
[R300_RR_CMD_0
] = cmdpacket0(r300
->radeon
.radeonScreen
, R500_RS_INST_0
, high_rr
);
1615 r300
->hw
.ri
.cmd
[R300_RI_CMD_0
] = cmdpacket0(r300
->radeon
.radeonScreen
, R500_RS_IP_0
, high_rr
);
1618 WARN_ONCE("Don't know how to satisfy InputsRead=0x%08x\n", InputsRead
);
1621 #define MIN3(a, b, c) ((a) < (b) ? MIN2(a, c) : MIN2(b, c))
1623 void r300VapCntl(r300ContextPtr rmesa
, GLuint input_count
,
1624 GLuint output_count
, GLuint temp_count
)
1630 /* Flush PVS engine before changing PVS_NUM_SLOTS, PVS_NUM_CNTRLS.
1631 * See r500 docs 6.5.2 - done in emit */
1633 /* avoid division by zero */
1634 if (input_count
== 0) input_count
= 1;
1635 if (output_count
== 0) output_count
= 1;
1636 if (temp_count
== 0) temp_count
= 1;
1638 if (rmesa
->radeon
.radeonScreen
->chip_family
>= CHIP_FAMILY_RV515
)
1643 pvs_num_slots
= MIN3(10, vtx_mem_size
/input_count
, vtx_mem_size
/output_count
);
1644 pvs_num_cntrls
= MIN2(6, vtx_mem_size
/temp_count
);
1646 R300_STATECHANGE(rmesa
, vap_cntl
);
1647 if (rmesa
->options
.hw_tcl_enabled
) {
1648 rmesa
->hw
.vap_cntl
.cmd
[R300_VAP_CNTL_INSTR
] =
1649 (pvs_num_slots
<< R300_PVS_NUM_SLOTS_SHIFT
) |
1650 (pvs_num_cntrls
<< R300_PVS_NUM_CNTLRS_SHIFT
) |
1651 (12 << R300_VF_MAX_VTX_NUM_SHIFT
);
1652 if (rmesa
->radeon
.radeonScreen
->chip_family
>= CHIP_FAMILY_RV515
)
1653 rmesa
->hw
.vap_cntl
.cmd
[R300_VAP_CNTL_INSTR
] |= R500_TCL_STATE_OPTIMIZATION
;
1655 /* not sure about non-tcl */
1656 rmesa
->hw
.vap_cntl
.cmd
[R300_VAP_CNTL_INSTR
] = ((10 << R300_PVS_NUM_SLOTS_SHIFT
) |
1657 (5 << R300_PVS_NUM_CNTLRS_SHIFT
) |
1658 (5 << R300_VF_MAX_VTX_NUM_SHIFT
));
1660 if (rmesa
->radeon
.radeonScreen
->chip_family
== CHIP_FAMILY_RV515
)
1661 rmesa
->hw
.vap_cntl
.cmd
[R300_VAP_CNTL_INSTR
] |= (2 << R300_PVS_NUM_FPUS_SHIFT
);
1662 else if ((rmesa
->radeon
.radeonScreen
->chip_family
== CHIP_FAMILY_RV530
) ||
1663 (rmesa
->radeon
.radeonScreen
->chip_family
== CHIP_FAMILY_RV560
) ||
1664 (rmesa
->radeon
.radeonScreen
->chip_family
== CHIP_FAMILY_RV570
))
1665 rmesa
->hw
.vap_cntl
.cmd
[R300_VAP_CNTL_INSTR
] |= (5 << R300_PVS_NUM_FPUS_SHIFT
);
1666 else if ((rmesa
->radeon
.radeonScreen
->chip_family
== CHIP_FAMILY_RV410
) ||
1667 (rmesa
->radeon
.radeonScreen
->chip_family
== CHIP_FAMILY_R420
))
1668 rmesa
->hw
.vap_cntl
.cmd
[R300_VAP_CNTL_INSTR
] |= (6 << R300_PVS_NUM_FPUS_SHIFT
);
1669 else if ((rmesa
->radeon
.radeonScreen
->chip_family
== CHIP_FAMILY_R520
) ||
1670 (rmesa
->radeon
.radeonScreen
->chip_family
== CHIP_FAMILY_R580
))
1671 rmesa
->hw
.vap_cntl
.cmd
[R300_VAP_CNTL_INSTR
] |= (8 << R300_PVS_NUM_FPUS_SHIFT
);
1673 rmesa
->hw
.vap_cntl
.cmd
[R300_VAP_CNTL_INSTR
] |= (4 << R300_PVS_NUM_FPUS_SHIFT
);
1678 * Enable/Disable states.
1680 * \note Mesa already filters redundant calls to this function.
1682 static void r300Enable(GLcontext
* ctx
, GLenum cap
, GLboolean state
)
1684 r300ContextPtr rmesa
= R300_CONTEXT(ctx
);
1685 if (RADEON_DEBUG
& RADEON_STATE
)
1686 fprintf(stderr
, "%s( %s = %s )\n", __FUNCTION__
,
1687 _mesa_lookup_enum_by_nr(cap
),
1688 state
? "GL_TRUE" : "GL_FALSE");
1692 r300SetAlphaState(ctx
);
1694 case GL_COLOR_LOGIC_OP
:
1695 r300SetLogicOpState(ctx
);
1696 /* fall-through, because logic op overrides blending */
1698 r300SetBlendState(ctx
);
1700 case GL_CLIP_PLANE0
:
1701 case GL_CLIP_PLANE1
:
1702 case GL_CLIP_PLANE2
:
1703 case GL_CLIP_PLANE3
:
1704 case GL_CLIP_PLANE4
:
1705 case GL_CLIP_PLANE5
:
1706 r300SetClipPlaneState(ctx
, cap
, state
);
1709 r300UpdateCulling(ctx
);
1712 r300SetDepthState(ctx
);
1714 case GL_LINE_SMOOTH
:
1715 if (rmesa
->options
.conformance_mode
)
1716 r300SwitchFallback(ctx
, R300_FALLBACK_LINE_SMOOTH
, ctx
->Line
.SmoothFlag
);
1718 case GL_LINE_STIPPLE
:
1719 if (rmesa
->options
.conformance_mode
)
1720 r300SwitchFallback(ctx
, R300_FALLBACK_LINE_STIPPLE
, ctx
->Line
.StippleFlag
);
1722 case GL_POINT_SMOOTH
:
1723 if (rmesa
->options
.conformance_mode
)
1724 r300SwitchFallback(ctx
, R300_FALLBACK_POINT_SMOOTH
, ctx
->Point
.SmoothFlag
);
1726 case GL_POLYGON_SMOOTH
:
1727 if (rmesa
->options
.conformance_mode
)
1728 r300SwitchFallback(ctx
, R300_FALLBACK_POLYGON_SMOOTH
, ctx
->Polygon
.SmoothFlag
);
1730 case GL_POLYGON_STIPPLE
:
1731 if (rmesa
->options
.conformance_mode
)
1732 r300SwitchFallback(ctx
, R300_FALLBACK_POLYGON_STIPPLE
, ctx
->Polygon
.StippleFlag
);
1734 case GL_POLYGON_OFFSET_POINT
:
1735 case GL_POLYGON_OFFSET_LINE
:
1736 case GL_POLYGON_OFFSET_FILL
:
1737 r300SetPolygonOffsetState(ctx
, state
);
1739 case GL_SCISSOR_TEST
:
1740 radeon_firevertices(&rmesa
->radeon
);
1741 rmesa
->radeon
.state
.scissor
.enabled
= state
;
1742 radeonUpdateScissor( ctx
);
1744 case GL_STENCIL_TEST
:
1745 r300SetStencilState(ctx
, state
);
1753 * Completely recalculates hardware state based on the Mesa state.
1755 static void r300ResetHwState(r300ContextPtr r300
)
1757 GLcontext
*ctx
= r300
->radeon
.glCtx
;
1760 has_tcl
= r300
->options
.hw_tcl_enabled
;
1762 if (RADEON_DEBUG
& RADEON_STATE
)
1763 fprintf(stderr
, "%s\n", __FUNCTION__
);
1765 radeon_firevertices(&r300
->radeon
);
1768 ctx
->Color
.ColorMask
[0][RCOMP
],
1769 ctx
->Color
.ColorMask
[0][GCOMP
],
1770 ctx
->Color
.ColorMask
[0][BCOMP
],
1771 ctx
->Color
.ColorMask
[0][ACOMP
]);
1773 r300Enable(ctx
, GL_DEPTH_TEST
, ctx
->Depth
.Test
);
1774 r300DepthMask(ctx
, ctx
->Depth
.Mask
);
1775 r300DepthFunc(ctx
, ctx
->Depth
.Func
);
1778 r300Enable(ctx
, GL_STENCIL_TEST
, ctx
->Stencil
._Enabled
);
1779 r300StencilMaskSeparate(ctx
, 0, ctx
->Stencil
.WriteMask
[0]);
1780 r300StencilFuncSeparate(ctx
, 0, ctx
->Stencil
.Function
[0],
1781 ctx
->Stencil
.Ref
[0], ctx
->Stencil
.ValueMask
[0]);
1782 r300StencilOpSeparate(ctx
, 0, ctx
->Stencil
.FailFunc
[0],
1783 ctx
->Stencil
.ZFailFunc
[0],
1784 ctx
->Stencil
.ZPassFunc
[0]);
1786 r300UpdateCulling(ctx
);
1788 r300SetBlendState(ctx
);
1789 r300SetLogicOpState(ctx
);
1791 r300AlphaFunc(ctx
, ctx
->Color
.AlphaFunc
, ctx
->Color
.AlphaRef
);
1792 r300Enable(ctx
, GL_ALPHA_TEST
, ctx
->Color
.AlphaEnabled
);
1794 r300
->hw
.vte
.cmd
[1] = R300_VPORT_X_SCALE_ENA
1795 | R300_VPORT_X_OFFSET_ENA
1796 | R300_VPORT_Y_SCALE_ENA
1797 | R300_VPORT_Y_OFFSET_ENA
1798 | R300_VPORT_Z_SCALE_ENA
1799 | R300_VPORT_Z_OFFSET_ENA
| R300_VTX_W0_FMT
;
1800 r300
->hw
.vte
.cmd
[2] = 0x00000008;
1802 r300
->hw
.vap_vf_max_vtx_indx
.cmd
[1] = 0x00FFFFFF;
1803 r300
->hw
.vap_vf_max_vtx_indx
.cmd
[2] = 0x00000000;
1805 #ifdef MESA_LITTLE_ENDIAN
1806 r300
->hw
.vap_cntl_status
.cmd
[1] = R300_VC_NO_SWAP
;
1808 r300
->hw
.vap_cntl_status
.cmd
[1] = R300_VC_32BIT_SWAP
;
1811 /* disable VAP/TCL on non-TCL capable chips */
1813 r300
->hw
.vap_cntl_status
.cmd
[1] |= R300_VAP_TCL_BYPASS
;
1815 r300
->hw
.vap_psc_sgn_norm_cntl
.cmd
[1] = 0xAAAAAAAA;
1817 /* XXX: Other families? */
1819 r300
->hw
.vap_clip_cntl
.cmd
[1] = R300_PS_UCP_MODE_DIST_COP
;
1821 r300
->hw
.vap_clip
.cmd
[1] = r300PackFloat32(1.0); /* X */
1822 r300
->hw
.vap_clip
.cmd
[2] = r300PackFloat32(1.0); /* X */
1823 r300
->hw
.vap_clip
.cmd
[3] = r300PackFloat32(1.0); /* Y */
1824 r300
->hw
.vap_clip
.cmd
[4] = r300PackFloat32(1.0); /* Y */
1826 switch (r300
->radeon
.radeonScreen
->chip_family
) {
1827 case CHIP_FAMILY_R300
:
1828 r300
->hw
.vap_pvs_vtx_timeout_reg
.cmd
[1] = R300_2288_R300
;
1831 r300
->hw
.vap_pvs_vtx_timeout_reg
.cmd
[1] = R300_2288_RV350
;
1836 r300
->hw
.gb_enable
.cmd
[1] = R300_GB_POINT_STUFF_ENABLE
1837 | R300_GB_LINE_STUFF_ENABLE
1838 | R300_GB_TRIANGLE_STUFF_ENABLE
;
1840 r300
->hw
.gb_misc
.cmd
[R300_GB_MISC_MSPOS_0
] = 0x66666666;
1841 r300
->hw
.gb_misc
.cmd
[R300_GB_MISC_MSPOS_1
] = 0x06666666;
1843 r300
->hw
.gb_misc
.cmd
[R300_GB_MISC_TILE_CONFIG
] =
1844 R300_GB_TILE_ENABLE
| R300_GB_TILE_SIZE_16
/*| R300_GB_SUBPIXEL_1_16*/;
1845 switch (r300
->radeon
.radeonScreen
->num_gb_pipes
) {
1848 r300
->hw
.gb_misc
.cmd
[R300_GB_MISC_TILE_CONFIG
] |=
1849 R300_GB_TILE_PIPE_COUNT_RV300
;
1852 r300
->hw
.gb_misc
.cmd
[R300_GB_MISC_TILE_CONFIG
] |=
1853 R300_GB_TILE_PIPE_COUNT_R300
;
1856 r300
->hw
.gb_misc
.cmd
[R300_GB_MISC_TILE_CONFIG
] |=
1857 R300_GB_TILE_PIPE_COUNT_R420_3P
;
1860 r300
->hw
.gb_misc
.cmd
[R300_GB_MISC_TILE_CONFIG
] |=
1861 R300_GB_TILE_PIPE_COUNT_R420
;
1865 /* XXX: Enable anti-aliasing? */
1866 r300
->hw
.gb_misc2
.cmd
[R300_GB_MISC2_AA_CONFIG
] = GB_AA_CONFIG_AA_DISABLE
;
1867 r300
->hw
.gb_misc2
.cmd
[R300_GB_MISC2_SELECT
] = 0;
1869 r300
->hw
.ga_point_s0
.cmd
[1] = r300PackFloat32(0.0);
1870 r300
->hw
.ga_point_s0
.cmd
[2] = r300PackFloat32(0.0);
1871 r300
->hw
.ga_point_s0
.cmd
[3] = r300PackFloat32(1.0);
1872 r300
->hw
.ga_point_s0
.cmd
[4] = r300PackFloat32(1.0);
1874 r300
->hw
.ga_triangle_stipple
.cmd
[1] = 0x00050005;
1876 r300PointSize(ctx
, 1.0);
1878 r300
->hw
.ga_point_minmax
.cmd
[1] = 0x18000006;
1879 r300
->hw
.ga_point_minmax
.cmd
[2] = 0x00020006;
1880 r300
->hw
.ga_point_minmax
.cmd
[3] = r300PackFloat32(1.0 / 192.0);
1882 r300LineWidth(ctx
, 1.0);
1884 r300
->hw
.ga_line_stipple
.cmd
[1] = 0;
1885 r300
->hw
.ga_line_stipple
.cmd
[2] = r300PackFloat32(0.0);
1886 r300
->hw
.ga_line_stipple
.cmd
[3] = r300PackFloat32(1.0);
1888 r300ShadeModel(ctx
, ctx
->Light
.ShadeModel
);
1890 r300PolygonMode(ctx
, GL_FRONT
, ctx
->Polygon
.FrontMode
);
1891 r300PolygonMode(ctx
, GL_BACK
, ctx
->Polygon
.BackMode
);
1892 r300
->hw
.zbias_cntl
.cmd
[1] = 0x00000000;
1894 r300PolygonOffset(ctx
, ctx
->Polygon
.OffsetFactor
,
1895 ctx
->Polygon
.OffsetUnits
);
1896 r300Enable(ctx
, GL_POLYGON_OFFSET_POINT
, ctx
->Polygon
.OffsetPoint
);
1897 r300Enable(ctx
, GL_POLYGON_OFFSET_LINE
, ctx
->Polygon
.OffsetLine
);
1898 r300Enable(ctx
, GL_POLYGON_OFFSET_FILL
, ctx
->Polygon
.OffsetFill
);
1900 r300
->hw
.su_depth_scale
.cmd
[1] = 0x4B7FFFFF;
1901 r300
->hw
.su_depth_scale
.cmd
[2] = 0x00000000;
1903 r300
->hw
.sc_hyperz
.cmd
[1] = 0x0000001C;
1904 r300
->hw
.sc_hyperz
.cmd
[2] = 0x2DA49525;
1906 r300
->hw
.sc_screendoor
.cmd
[1] = 0x00FFFFFF;
1908 r300
->hw
.us_out_fmt
.cmd
[1] = R500_OUT_FMT_C4_8
|
1909 R500_C0_SEL_B
| R500_C1_SEL_G
| R500_C2_SEL_R
| R500_C3_SEL_A
;
1910 r300
->hw
.us_out_fmt
.cmd
[2] = R500_OUT_FMT_UNUSED
|
1911 R500_C0_SEL_B
| R500_C1_SEL_G
| R500_C2_SEL_R
| R500_C3_SEL_A
;
1912 r300
->hw
.us_out_fmt
.cmd
[3] = R500_OUT_FMT_UNUSED
|
1913 R500_C0_SEL_B
| R500_C1_SEL_G
| R500_C2_SEL_R
| R500_C3_SEL_A
;
1914 r300
->hw
.us_out_fmt
.cmd
[4] = R500_OUT_FMT_UNUSED
|
1915 R500_C0_SEL_B
| R500_C1_SEL_G
| R500_C2_SEL_R
| R500_C3_SEL_A
;
1916 r300
->hw
.us_out_fmt
.cmd
[5] = R300_W_FMT_W0
| R300_W_SRC_US
;
1918 /* disable fog unit */
1919 r300
->hw
.fogs
.cmd
[R300_FOGS_STATE
] = 0;
1920 r300
->hw
.fg_depth_src
.cmd
[1] = R300_FG_DEPTH_SRC_SCAN
;
1922 r300
->hw
.rb3d_cctl
.cmd
[1] = 0;
1924 r300BlendColor(ctx
, ctx
->Color
.BlendColor
);
1926 r300
->hw
.rb3d_dither_ctl
.cmd
[1] = 0;
1927 r300
->hw
.rb3d_dither_ctl
.cmd
[2] = 0;
1928 r300
->hw
.rb3d_dither_ctl
.cmd
[3] = 0;
1929 r300
->hw
.rb3d_dither_ctl
.cmd
[4] = 0;
1930 r300
->hw
.rb3d_dither_ctl
.cmd
[5] = 0;
1931 r300
->hw
.rb3d_dither_ctl
.cmd
[6] = 0;
1932 r300
->hw
.rb3d_dither_ctl
.cmd
[7] = 0;
1933 r300
->hw
.rb3d_dither_ctl
.cmd
[8] = 0;
1934 r300
->hw
.rb3d_dither_ctl
.cmd
[9] = 0;
1936 r300
->hw
.rb3d_aaresolve_ctl
.cmd
[1] = 0;
1938 r300
->hw
.rb3d_discard_src_pixel_lte_threshold
.cmd
[1] = 0x00000000;
1939 r300
->hw
.rb3d_discard_src_pixel_lte_threshold
.cmd
[2] = 0xffffffff;
1941 r300
->hw
.zb_depthclearvalue
.cmd
[1] = 0;
1943 r300
->hw
.zstencil_format
.cmd
[2] = R300_ZTOP_DISABLE
;
1944 r300
->hw
.zstencil_format
.cmd
[3] = 0x00000003;
1945 r300
->hw
.zstencil_format
.cmd
[4] = 0x00000000;
1946 r300SetEarlyZState(ctx
);
1948 r300
->hw
.zb_zmask
.cmd
[1] = 0;
1949 r300
->hw
.zb_zmask
.cmd
[2] = 0;
1951 r300
->hw
.zb_hiz_offset
.cmd
[1] = 0;
1953 r300
->hw
.zb_hiz_pitch
.cmd
[1] = 0;
1955 r300VapCntl(r300
, 0, 0, 0);
1957 r300
->hw
.vps
.cmd
[R300_VPS_ZERO_0
] = 0;
1958 r300
->hw
.vps
.cmd
[R300_VPS_ZERO_1
] = 0;
1959 r300
->hw
.vps
.cmd
[R300_VPS_POINTSIZE
] = r300PackFloat32(1.0);
1960 r300
->hw
.vps
.cmd
[R300_VPS_ZERO_3
] = 0;
1963 r300
->radeon
.hw
.all_dirty
= GL_TRUE
;
1966 void r300UpdateShaders(r300ContextPtr rmesa
)
1968 GLcontext
*ctx
= rmesa
->radeon
.glCtx
;
1970 /* should only happenen once, just after context is created */
1971 /* TODO: shouldn't we fallback to sw here? */
1972 if (!ctx
->FragmentProgram
._Current
) {
1973 fprintf(stderr
, "No ctx->FragmentProgram._Current!!\n");
1978 struct r300_fragment_program
*fp
;
1980 fp
= r300SelectAndTranslateFragmentShader(ctx
);
1982 r300SwitchFallback(ctx
, R300_FALLBACK_FRAGMENT_PROGRAM
, fp
->error
);
1985 if (rmesa
->options
.hw_tcl_enabled
) {
1986 struct r300_vertex_program
*vp
;
1988 vp
= r300SelectAndTranslateVertexShader(ctx
);
1990 r300SwitchFallback(ctx
, R300_FALLBACK_VERTEX_PROGRAM
, vp
->error
);
1993 r300UpdateStateParameters(ctx
, _NEW_PROGRAM
| _NEW_PROGRAM_CONSTANTS
);
1994 rmesa
->radeon
.NewGLState
= 0;
1997 static const GLfloat
*get_fragmentprogram_constant(GLcontext
*ctx
, GLuint index
, GLfloat
* buffer
)
1999 static const GLfloat dummy
[4] = { 0, 0, 0, 0 };
2000 r300ContextPtr rmesa
= R300_CONTEXT(ctx
);
2001 struct rc_constant
* rcc
= &rmesa
->selected_fp
->code
.constants
.Constants
[index
];
2004 case RC_CONSTANT_EXTERNAL
:
2005 return ctx
->FragmentProgram
._Current
->Base
.Parameters
->ParameterValues
[rcc
->u
.External
];
2006 case RC_CONSTANT_IMMEDIATE
:
2007 return rcc
->u
.Immediate
;
2008 case RC_CONSTANT_STATE
:
2009 switch(rcc
->u
.State
[0]) {
2010 case RC_STATE_SHADOW_AMBIENT
: {
2011 const int unit
= (int) rcc
->u
.State
[1];
2012 const struct gl_texture_object
*texObj
= ctx
->Texture
.Unit
[unit
]._Current
;
2017 buffer
[3] = texObj
->CompareFailValue
;
2022 case RC_STATE_R300_WINDOW_DIMENSION
: {
2023 __DRIdrawable
* drawable
= radeon_get_drawable(&rmesa
->radeon
);
2024 buffer
[0] = drawable
->w
* 0.5f
; /* width*0.5 */
2025 buffer
[1] = drawable
->h
* 0.5f
; /* height*0.5 */
2026 buffer
[2] = 0.5F
; /* for moving range [-1 1] -> [0 1] */
2027 buffer
[3] = 1.0F
; /* not used */
2031 case RC_STATE_R300_TEXRECT_FACTOR
: {
2032 struct gl_texture_object
*t
=
2033 ctx
->Texture
.Unit
[rcc
->u
.State
[1]].CurrentTex
[TEXTURE_RECT_INDEX
];
2035 if (t
&& t
->Image
[0][t
->BaseLevel
]) {
2036 struct gl_texture_image
*image
=
2037 t
->Image
[0][t
->BaseLevel
];
2038 buffer
[0] = 1.0 / image
->Width2
;
2039 buffer
[1] = 1.0 / image
->Height2
;
2055 static void r300SetupPixelShader(GLcontext
*ctx
)
2057 r300ContextPtr rmesa
= R300_CONTEXT(ctx
);
2058 struct r300_fragment_program
*fp
= rmesa
->selected_fp
;
2059 struct r300_fragment_program_code
*code
;
2062 code
= &fp
->code
.code
.r300
;
2064 R300_STATECHANGE(rmesa
, fpi
[0]);
2065 R300_STATECHANGE(rmesa
, fpi
[1]);
2066 R300_STATECHANGE(rmesa
, fpi
[2]);
2067 R300_STATECHANGE(rmesa
, fpi
[3]);
2068 rmesa
->hw
.fpi
[0].cmd
[R300_FPI_CMD_0
] = cmdpacket0(rmesa
->radeon
.radeonScreen
, R300_US_ALU_RGB_INST_0
, code
->alu
.length
);
2069 rmesa
->hw
.fpi
[1].cmd
[R300_FPI_CMD_0
] = cmdpacket0(rmesa
->radeon
.radeonScreen
, R300_US_ALU_RGB_ADDR_0
, code
->alu
.length
);
2070 rmesa
->hw
.fpi
[2].cmd
[R300_FPI_CMD_0
] = cmdpacket0(rmesa
->radeon
.radeonScreen
, R300_US_ALU_ALPHA_INST_0
, code
->alu
.length
);
2071 rmesa
->hw
.fpi
[3].cmd
[R300_FPI_CMD_0
] = cmdpacket0(rmesa
->radeon
.radeonScreen
, R300_US_ALU_ALPHA_ADDR_0
, code
->alu
.length
);
2072 for (i
= 0; i
< code
->alu
.length
; i
++) {
2073 rmesa
->hw
.fpi
[0].cmd
[R300_FPI_INSTR_0
+ i
] = code
->alu
.inst
[i
].rgb_inst
;
2074 rmesa
->hw
.fpi
[1].cmd
[R300_FPI_INSTR_0
+ i
] = code
->alu
.inst
[i
].rgb_addr
;
2075 rmesa
->hw
.fpi
[2].cmd
[R300_FPI_INSTR_0
+ i
] = code
->alu
.inst
[i
].alpha_inst
;
2076 rmesa
->hw
.fpi
[3].cmd
[R300_FPI_INSTR_0
+ i
] = code
->alu
.inst
[i
].alpha_addr
;
2079 R300_STATECHANGE(rmesa
, fp
);
2080 rmesa
->hw
.fp
.cmd
[R300_FP_CNTL0
] = code
->config
;
2081 rmesa
->hw
.fp
.cmd
[R300_FP_CNTL1
] = code
->pixsize
;
2082 rmesa
->hw
.fp
.cmd
[R300_FP_CNTL2
] = code
->code_offset
;
2083 for (i
= 0; i
< 4; i
++)
2084 rmesa
->hw
.fp
.cmd
[R300_FP_NODE0
+ i
] = code
->code_addr
[i
];
2086 R300_STATECHANGE(rmesa
, fpp
);
2087 rmesa
->hw
.fpp
.cmd
[R300_FPP_CMD_0
] = cmdpacket0(rmesa
->radeon
.radeonScreen
, R300_PFS_PARAM_0_X
, fp
->code
.constants
.Count
* 4);
2088 for (i
= 0; i
< fp
->code
.constants
.Count
; i
++) {
2090 const GLfloat
*constant
= get_fragmentprogram_constant(ctx
, i
, buffer
);
2091 rmesa
->hw
.fpp
.cmd
[R300_FPP_PARAM_0
+ 4 * i
+ 0] = r300PackFloat24(constant
[0]);
2092 rmesa
->hw
.fpp
.cmd
[R300_FPP_PARAM_0
+ 4 * i
+ 1] = r300PackFloat24(constant
[1]);
2093 rmesa
->hw
.fpp
.cmd
[R300_FPP_PARAM_0
+ 4 * i
+ 2] = r300PackFloat24(constant
[2]);
2094 rmesa
->hw
.fpp
.cmd
[R300_FPP_PARAM_0
+ 4 * i
+ 3] = r300PackFloat24(constant
[3]);
2098 #define bump_r500fp_count(ptr, new_count) do{\
2099 drm_r300_cmd_header_t* _p=((drm_r300_cmd_header_t*)(ptr));\
2100 int _nc=(new_count)/6; \
2101 assert(_nc < 256); \
2102 if(_nc>_p->r500fp.count)_p->r500fp.count=_nc;\
2105 #define bump_r500fp_const_count(ptr, new_count) do{\
2106 drm_r300_cmd_header_t* _p=((drm_r300_cmd_header_t*)(ptr));\
2107 int _nc=(new_count)/4; \
2108 assert(_nc < 256); \
2109 if(_nc>_p->r500fp.count)_p->r500fp.count=_nc;\
2112 static void r500SetupPixelShader(GLcontext
*ctx
)
2114 r300ContextPtr rmesa
= R300_CONTEXT(ctx
);
2115 struct r300_fragment_program
*fp
= rmesa
->selected_fp
;
2117 struct r500_fragment_program_code
*code
;
2119 ((drm_r300_cmd_header_t
*) rmesa
->hw
.r500fp
.cmd
)->r500fp
.count
= 0;
2120 ((drm_r300_cmd_header_t
*) rmesa
->hw
.r500fp_const
.cmd
)->r500fp
.count
= 0;
2122 code
= &fp
->code
.code
.r500
;
2124 R300_STATECHANGE(rmesa
, fp
);
2125 rmesa
->hw
.fp
.cmd
[R500_FP_PIXSIZE
] = code
->max_temp_idx
;
2127 rmesa
->hw
.fp
.cmd
[R500_FP_CODE_ADDR
] =
2128 R500_US_CODE_START_ADDR(0) |
2129 R500_US_CODE_END_ADDR(code
->inst_end
);
2130 rmesa
->hw
.fp
.cmd
[R500_FP_CODE_RANGE
] =
2131 R500_US_CODE_RANGE_ADDR(0) |
2132 R500_US_CODE_RANGE_SIZE(code
->inst_end
);
2133 rmesa
->hw
.fp
.cmd
[R500_FP_CODE_OFFSET
] =
2134 R500_US_CODE_OFFSET_ADDR(0);
2136 R300_STATECHANGE(rmesa
, r500fp
);
2137 /* Emit our shader... */
2138 for (i
= 0; i
< code
->inst_end
+1; i
++) {
2139 rmesa
->hw
.r500fp
.cmd
[i
*6+1] = code
->inst
[i
].inst0
;
2140 rmesa
->hw
.r500fp
.cmd
[i
*6+2] = code
->inst
[i
].inst1
;
2141 rmesa
->hw
.r500fp
.cmd
[i
*6+3] = code
->inst
[i
].inst2
;
2142 rmesa
->hw
.r500fp
.cmd
[i
*6+4] = code
->inst
[i
].inst3
;
2143 rmesa
->hw
.r500fp
.cmd
[i
*6+5] = code
->inst
[i
].inst4
;
2144 rmesa
->hw
.r500fp
.cmd
[i
*6+6] = code
->inst
[i
].inst5
;
2147 bump_r500fp_count(rmesa
->hw
.r500fp
.cmd
, (code
->inst_end
+ 1) * 6);
2149 R300_STATECHANGE(rmesa
, r500fp_const
);
2150 for (i
= 0; i
< fp
->code
.constants
.Count
; i
++) {
2152 const GLfloat
*constant
= get_fragmentprogram_constant(ctx
, i
, buffer
);
2153 rmesa
->hw
.r500fp_const
.cmd
[R300_FPP_PARAM_0
+ 4 * i
+ 0] = r300PackFloat32(constant
[0]);
2154 rmesa
->hw
.r500fp_const
.cmd
[R300_FPP_PARAM_0
+ 4 * i
+ 1] = r300PackFloat32(constant
[1]);
2155 rmesa
->hw
.r500fp_const
.cmd
[R300_FPP_PARAM_0
+ 4 * i
+ 2] = r300PackFloat32(constant
[2]);
2156 rmesa
->hw
.r500fp_const
.cmd
[R300_FPP_PARAM_0
+ 4 * i
+ 3] = r300PackFloat32(constant
[3]);
2158 bump_r500fp_const_count(rmesa
->hw
.r500fp_const
.cmd
, fp
->code
.constants
.Count
* 4);
2161 void r300SetupVAP(GLcontext
*ctx
, GLuint InputsRead
, GLuint OutputsWritten
)
2163 r300ContextPtr rmesa
= R300_CONTEXT( ctx
);
2164 struct vertex_attribute
*attrs
= rmesa
->vbuf
.attribs
;
2165 int i
, j
, reg_count
;
2166 uint32_t *vir0
= &rmesa
->hw
.vir
[0].cmd
[1];
2167 uint32_t *vir1
= &rmesa
->hw
.vir
[1].cmd
[1];
2169 for (i
= 0; i
< R300_VIR_CMDSIZE
-1; ++i
)
2170 vir0
[i
] = vir1
[i
] = 0;
2172 for (i
= 0, j
= 0; i
< rmesa
->vbuf
.num_attribs
; ++i
) {
2175 tmp
= attrs
[i
].data_type
| (attrs
[i
].dst_loc
<< R300_DST_VEC_LOC_SHIFT
);
2176 if (attrs
[i
]._signed
)
2178 if (attrs
[i
].normalize
)
2179 tmp
|= R300_NORMALIZE
;
2182 vir0
[j
] = tmp
<< R300_DATA_TYPE_0_SHIFT
;
2183 vir1
[j
] = attrs
[i
].swizzle
| (attrs
[i
].write_mask
<< R300_WRITE_ENA_SHIFT
);
2185 vir0
[j
] |= tmp
<< R300_DATA_TYPE_1_SHIFT
;
2186 vir1
[j
] |= (attrs
[i
].swizzle
| (attrs
[i
].write_mask
<< R300_WRITE_ENA_SHIFT
)) << R300_SWIZZLE1_SHIFT
;
2191 reg_count
= (rmesa
->vbuf
.num_attribs
+ 1) >> 1;
2192 if (rmesa
->vbuf
.num_attribs
% 2 != 0) {
2193 vir0
[reg_count
-1] |= R300_LAST_VEC
<< R300_DATA_TYPE_0_SHIFT
;
2195 vir0
[reg_count
-1] |= R300_LAST_VEC
<< R300_DATA_TYPE_1_SHIFT
;
2198 R300_STATECHANGE(rmesa
, vir
[0]);
2199 R300_STATECHANGE(rmesa
, vir
[1]);
2200 R300_STATECHANGE(rmesa
, vof
);
2201 R300_STATECHANGE(rmesa
, vic
);
2203 if (rmesa
->radeon
.radeonScreen
->kernel_mm
) {
2204 rmesa
->hw
.vir
[0].cmd
[0] &= 0xC000FFFF;
2205 rmesa
->hw
.vir
[1].cmd
[0] &= 0xC000FFFF;
2206 rmesa
->hw
.vir
[0].cmd
[0] |= (reg_count
& 0x3FFF) << 16;
2207 rmesa
->hw
.vir
[1].cmd
[0] |= (reg_count
& 0x3FFF) << 16;
2209 ((drm_r300_cmd_header_t
*) rmesa
->hw
.vir
[0].cmd
)->packet0
.count
= reg_count
;
2210 ((drm_r300_cmd_header_t
*) rmesa
->hw
.vir
[1].cmd
)->packet0
.count
= reg_count
;
2213 rmesa
->hw
.vic
.cmd
[R300_VIC_CNTL_0
] = r300VAPInputCntl0(ctx
, InputsRead
);
2214 rmesa
->hw
.vic
.cmd
[R300_VIC_CNTL_1
] = r300VAPInputCntl1(ctx
, InputsRead
);
2215 rmesa
->hw
.vof
.cmd
[R300_VOF_CNTL_0
] = r300VAPOutputCntl0(ctx
, OutputsWritten
);
2216 rmesa
->hw
.vof
.cmd
[R300_VOF_CNTL_1
] = r300VAPOutputCntl1(ctx
, OutputsWritten
);
2219 void r300UpdateShaderStates(r300ContextPtr rmesa
)
2222 ctx
= rmesa
->radeon
.glCtx
;
2224 /* should only happenen once, just after context is created */
2225 if (!ctx
->FragmentProgram
._Current
)
2228 r300SetEarlyZState(ctx
);
2230 r300SetupTextures(ctx
);
2232 rmesa
->vtbl
.SetupPixelShader(ctx
);
2234 rmesa
->vtbl
.SetupRSUnit(ctx
);
2236 if (rmesa
->options
.hw_tcl_enabled
) {
2237 r300SetupVertexProgram(rmesa
);
2242 * Called by Mesa after an internal state update.
2244 static void r300InvalidateState(GLcontext
* ctx
, GLuint new_state
)
2246 r300ContextPtr r300
= R300_CONTEXT(ctx
);
2248 _swrast_InvalidateState(ctx
, new_state
);
2249 _swsetup_InvalidateState(ctx
, new_state
);
2250 _vbo_InvalidateState(ctx
, new_state
);
2251 _tnl_InvalidateState(ctx
, new_state
);
2253 if (new_state
& _NEW_BUFFERS
) {
2254 _mesa_update_framebuffer(ctx
);
2255 /* this updates the DrawBuffer's Width/Height if it's a FBO */
2256 _mesa_update_draw_buffer_bounds(ctx
);
2258 R300_STATECHANGE(r300
, cb
);
2259 R300_STATECHANGE(r300
, zb
);
2262 if (new_state
& (_NEW_LIGHT
)) {
2263 R300_STATECHANGE(r300
, shade2
);
2264 if (ctx
->Light
.ProvokingVertex
== GL_LAST_VERTEX_CONVENTION
)
2265 r300
->hw
.shade2
.cmd
[1] |= R300_GA_COLOR_CONTROL_PROVOKING_VERTEX_LAST
;
2267 r300
->hw
.shade2
.cmd
[1] &= ~R300_GA_COLOR_CONTROL_PROVOKING_VERTEX_LAST
;
2270 r300
->radeon
.NewGLState
|= new_state
;
2274 * Calculate initial hardware state and register state functions.
2275 * Assumes that the command buffer and state atoms have been
2276 * initialized already.
2278 void r300InitState(r300ContextPtr r300
)
2280 r300ResetHwState(r300
);
2283 static void r300RenderMode(GLcontext
* ctx
, GLenum mode
)
2285 r300SwitchFallback(ctx
, R300_FALLBACK_RENDER_MODE
, ctx
->RenderMode
!= GL_RENDER
);
2289 * Initialize driver's state callback functions
2291 void r300InitStateFuncs(struct dd_function_table
*functions
)
2294 functions
->UpdateState
= r300InvalidateState
;
2295 functions
->AlphaFunc
= r300AlphaFunc
;
2296 functions
->BlendColor
= r300BlendColor
;
2297 functions
->BlendEquationSeparate
= r300BlendEquationSeparate
;
2298 functions
->BlendFuncSeparate
= r300BlendFuncSeparate
;
2299 functions
->Enable
= r300Enable
;
2300 functions
->ColorMask
= r300ColorMask
;
2301 functions
->DepthFunc
= r300DepthFunc
;
2302 functions
->DepthMask
= r300DepthMask
;
2303 functions
->CullFace
= r300CullFace
;
2304 functions
->FrontFace
= r300FrontFace
;
2305 functions
->ShadeModel
= r300ShadeModel
;
2306 functions
->LogicOpcode
= r300LogicOpcode
;
2308 /* ARB_point_parameters */
2309 functions
->PointParameterfv
= r300PointParameter
;
2311 /* Stencil related */
2312 functions
->StencilFuncSeparate
= r300StencilFuncSeparate
;
2313 functions
->StencilMaskSeparate
= r300StencilMaskSeparate
;
2314 functions
->StencilOpSeparate
= r300StencilOpSeparate
;
2316 /* Viewport related */
2317 functions
->Viewport
= r300Viewport
;
2318 functions
->DepthRange
= r300DepthRange
;
2319 functions
->PointSize
= r300PointSize
;
2320 functions
->LineWidth
= r300LineWidth
;
2322 functions
->PolygonOffset
= r300PolygonOffset
;
2323 functions
->PolygonMode
= r300PolygonMode
;
2325 functions
->RenderMode
= r300RenderMode
;
2327 functions
->ClipPlane
= r300ClipPlane
;
2328 functions
->Scissor
= radeonScissor
;
2330 functions
->DrawBuffer
= radeonDrawBuffer
;
2331 functions
->ReadBuffer
= radeonReadBuffer
;
2334 void r300InitShaderFunctions(r300ContextPtr r300
)
2336 if (r300
->radeon
.radeonScreen
->chip_family
>= CHIP_FAMILY_RV515
) {
2337 r300
->vtbl
.SetupRSUnit
= r500SetupRSUnit
;
2338 r300
->vtbl
.SetupPixelShader
= r500SetupPixelShader
;
2339 r300
->vtbl
.SetupFragmentShaderTextures
= r500SetupFragmentShaderTextures
;
2341 r300
->vtbl
.SetupRSUnit
= r300SetupRSUnit
;
2342 r300
->vtbl
.SetupPixelShader
= r300SetupPixelShader
;
2343 r300
->vtbl
.SetupFragmentShaderTextures
= r300SetupFragmentShaderTextures
;