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_ioctl.h"
59 #include "r300_state.h"
61 #include "r300_emit.h"
63 #include "r300_fragprog_common.h"
64 #include "r300_render.h"
65 #include "r300_vertprog.h"
67 #include "drirenderbuffer.h"
69 static void r300BlendColor(GLcontext
* ctx
, const GLfloat cf
[4])
71 r300ContextPtr rmesa
= R300_CONTEXT(ctx
);
73 R300_STATECHANGE(rmesa
, blend_color
);
75 if (rmesa
->radeon
.radeonScreen
->chip_family
>= CHIP_FAMILY_RV515
) {
76 GLuint r
= IROUND(cf
[0]*1023.0f
);
77 GLuint g
= IROUND(cf
[1]*1023.0f
);
78 GLuint b
= IROUND(cf
[2]*1023.0f
);
79 GLuint a
= IROUND(cf
[3]*1023.0f
);
81 rmesa
->hw
.blend_color
.cmd
[1] = r
| (a
<< 16);
82 rmesa
->hw
.blend_color
.cmd
[2] = b
| (g
<< 16);
85 CLAMPED_FLOAT_TO_UBYTE(color
[0], cf
[0]);
86 CLAMPED_FLOAT_TO_UBYTE(color
[1], cf
[1]);
87 CLAMPED_FLOAT_TO_UBYTE(color
[2], cf
[2]);
88 CLAMPED_FLOAT_TO_UBYTE(color
[3], cf
[3]);
90 rmesa
->hw
.blend_color
.cmd
[1] = PACK_COLOR_8888(color
[3], color
[0],
96 * Calculate the hardware blend factor setting. This same function is used
97 * for source and destination of both alpha and RGB.
100 * The hardware register value for the specified blend factor. This value
101 * will need to be shifted into the correct position for either source or
102 * destination factor.
105 * Since the two cases where source and destination are handled differently
106 * are essentially error cases, they should never happen. Determine if these
107 * cases can be removed.
109 static int blend_factor(GLenum factor
, GLboolean is_src
)
113 return R300_BLEND_GL_ZERO
;
116 return R300_BLEND_GL_ONE
;
119 return R300_BLEND_GL_DST_COLOR
;
121 case GL_ONE_MINUS_DST_COLOR
:
122 return R300_BLEND_GL_ONE_MINUS_DST_COLOR
;
125 return R300_BLEND_GL_SRC_COLOR
;
127 case GL_ONE_MINUS_SRC_COLOR
:
128 return R300_BLEND_GL_ONE_MINUS_SRC_COLOR
;
131 return R300_BLEND_GL_SRC_ALPHA
;
133 case GL_ONE_MINUS_SRC_ALPHA
:
134 return R300_BLEND_GL_ONE_MINUS_SRC_ALPHA
;
137 return R300_BLEND_GL_DST_ALPHA
;
139 case GL_ONE_MINUS_DST_ALPHA
:
140 return R300_BLEND_GL_ONE_MINUS_DST_ALPHA
;
142 case GL_SRC_ALPHA_SATURATE
:
143 return (is_src
) ? R300_BLEND_GL_SRC_ALPHA_SATURATE
:
146 case GL_CONSTANT_COLOR
:
147 return R300_BLEND_GL_CONST_COLOR
;
149 case GL_ONE_MINUS_CONSTANT_COLOR
:
150 return R300_BLEND_GL_ONE_MINUS_CONST_COLOR
;
152 case GL_CONSTANT_ALPHA
:
153 return R300_BLEND_GL_CONST_ALPHA
;
155 case GL_ONE_MINUS_CONSTANT_ALPHA
:
156 return R300_BLEND_GL_ONE_MINUS_CONST_ALPHA
;
159 fprintf(stderr
, "unknown blend factor %x\n", factor
);
160 return (is_src
) ? R300_BLEND_GL_ONE
: R300_BLEND_GL_ZERO
;
166 * Sets both the blend equation and the blend function.
167 * This is done in a single
168 * function because some blend equations (i.e., \c GL_MIN and \c GL_MAX)
169 * change the interpretation of the blend function.
170 * Also, make sure that blend function and blend equation are set to their
171 * default value if color blending is not enabled, since at least blend
172 * equations GL_MIN and GL_FUNC_REVERSE_SUBTRACT will cause wrong results
173 * otherwise for unknown reasons.
176 /* helper function */
177 static void r300SetBlendCntl(r300ContextPtr r300
, int func
, int eqn
,
178 int cbits
, int funcA
, int eqnA
)
180 GLuint new_ablend
, new_cblend
;
184 "eqnA=%08x funcA=%08x eqn=%08x func=%08x cbits=%08x\n",
185 eqnA
, funcA
, eqn
, func
, cbits
);
187 new_ablend
= eqnA
| funcA
;
188 new_cblend
= eqn
| func
;
190 /* Some blend factor combinations don't seem to work when the
191 * BLEND_NO_SEPARATE bit is set.
193 * Especially problematic candidates are the ONE_MINUS_* flags,
194 * but I can't see a real pattern.
197 if (new_ablend
== new_cblend
) {
198 new_cblend
|= R300_DISCARD_SRC_PIXELS_SRC_ALPHA_0
;
203 if ((new_ablend
!= r300
->hw
.bld
.cmd
[R300_BLD_ABLEND
]) ||
204 (new_cblend
!= r300
->hw
.bld
.cmd
[R300_BLD_CBLEND
])) {
205 R300_STATECHANGE(r300
, bld
);
206 r300
->hw
.bld
.cmd
[R300_BLD_ABLEND
] = new_ablend
;
207 r300
->hw
.bld
.cmd
[R300_BLD_CBLEND
] = new_cblend
;
211 static void r300SetBlendState(GLcontext
* ctx
)
213 r300ContextPtr r300
= R300_CONTEXT(ctx
);
214 int func
= (R300_BLEND_GL_ONE
<< R300_SRC_BLEND_SHIFT
) |
215 (R300_BLEND_GL_ZERO
<< R300_DST_BLEND_SHIFT
);
216 int eqn
= R300_COMB_FCN_ADD_CLAMP
;
217 int funcA
= (R300_BLEND_GL_ONE
<< R300_SRC_BLEND_SHIFT
) |
218 (R300_BLEND_GL_ZERO
<< R300_DST_BLEND_SHIFT
);
219 int eqnA
= R300_COMB_FCN_ADD_CLAMP
;
221 if (RGBA_LOGICOP_ENABLED(ctx
) || !ctx
->Color
.BlendEnabled
) {
222 r300SetBlendCntl(r300
, func
, eqn
, 0, func
, eqn
);
227 (blend_factor(ctx
->Color
.BlendSrcRGB
, GL_TRUE
) <<
228 R300_SRC_BLEND_SHIFT
) | (blend_factor(ctx
->Color
.BlendDstRGB
,
230 R300_DST_BLEND_SHIFT
);
232 switch (ctx
->Color
.BlendEquationRGB
) {
234 eqn
= R300_COMB_FCN_ADD_CLAMP
;
237 case GL_FUNC_SUBTRACT
:
238 eqn
= R300_COMB_FCN_SUB_CLAMP
;
241 case GL_FUNC_REVERSE_SUBTRACT
:
242 eqn
= R300_COMB_FCN_RSUB_CLAMP
;
246 eqn
= R300_COMB_FCN_MIN
;
247 func
= (R300_BLEND_GL_ONE
<< R300_SRC_BLEND_SHIFT
) |
248 (R300_BLEND_GL_ONE
<< R300_DST_BLEND_SHIFT
);
252 eqn
= R300_COMB_FCN_MAX
;
253 func
= (R300_BLEND_GL_ONE
<< R300_SRC_BLEND_SHIFT
) |
254 (R300_BLEND_GL_ONE
<< R300_DST_BLEND_SHIFT
);
259 "[%s:%u] Invalid RGB blend equation (0x%04x).\n",
260 __FUNCTION__
, __LINE__
, ctx
->Color
.BlendEquationRGB
);
265 (blend_factor(ctx
->Color
.BlendSrcA
, GL_TRUE
) <<
266 R300_SRC_BLEND_SHIFT
) | (blend_factor(ctx
->Color
.BlendDstA
,
268 R300_DST_BLEND_SHIFT
);
270 switch (ctx
->Color
.BlendEquationA
) {
272 eqnA
= R300_COMB_FCN_ADD_CLAMP
;
275 case GL_FUNC_SUBTRACT
:
276 eqnA
= R300_COMB_FCN_SUB_CLAMP
;
279 case GL_FUNC_REVERSE_SUBTRACT
:
280 eqnA
= R300_COMB_FCN_RSUB_CLAMP
;
284 eqnA
= R300_COMB_FCN_MIN
;
285 funcA
= (R300_BLEND_GL_ONE
<< R300_SRC_BLEND_SHIFT
) |
286 (R300_BLEND_GL_ONE
<< R300_DST_BLEND_SHIFT
);
290 eqnA
= R300_COMB_FCN_MAX
;
291 funcA
= (R300_BLEND_GL_ONE
<< R300_SRC_BLEND_SHIFT
) |
292 (R300_BLEND_GL_ONE
<< R300_DST_BLEND_SHIFT
);
297 "[%s:%u] Invalid A blend equation (0x%04x).\n",
298 __FUNCTION__
, __LINE__
, ctx
->Color
.BlendEquationA
);
302 r300SetBlendCntl(r300
,
304 (R300_SEPARATE_ALPHA_ENABLE
|
306 R300_ALPHA_BLEND_ENABLE
), funcA
, eqnA
);
309 static void r300BlendEquationSeparate(GLcontext
* ctx
,
310 GLenum modeRGB
, GLenum modeA
)
312 r300SetBlendState(ctx
);
315 static void r300BlendFuncSeparate(GLcontext
* ctx
,
316 GLenum sfactorRGB
, GLenum dfactorRGB
,
317 GLenum sfactorA
, GLenum dfactorA
)
319 r300SetBlendState(ctx
);
323 * Translate LogicOp enums into hardware representation.
324 * Both use a very logical bit-wise layout, but unfortunately the order
325 * of bits is reversed.
327 static GLuint
translate_logicop(GLenum logicop
)
329 GLuint bits
= logicop
- GL_CLEAR
;
330 bits
= ((bits
& 1) << 3) | ((bits
& 2) << 1) | ((bits
& 4) >> 1) | ((bits
& 8) >> 3);
331 return bits
<< R300_RB3D_ROPCNTL_ROP_SHIFT
;
335 * Used internally to update the r300->hw hardware state to match the
336 * current OpenGL state.
338 static void r300SetLogicOpState(GLcontext
*ctx
)
340 r300ContextPtr r300
= R300_CONTEXT(ctx
);
341 R300_STATECHANGE(r300
, rop
);
342 if (RGBA_LOGICOP_ENABLED(ctx
)) {
343 r300
->hw
.rop
.cmd
[1] = R300_RB3D_ROPCNTL_ROP_ENABLE
|
344 translate_logicop(ctx
->Color
.LogicOp
);
346 r300
->hw
.rop
.cmd
[1] = 0;
351 * Called by Mesa when an application program changes the LogicOp state
354 static void r300LogicOpcode(GLcontext
*ctx
, GLenum logicop
)
356 if (RGBA_LOGICOP_ENABLED(ctx
))
357 r300SetLogicOpState(ctx
);
360 static void r300ClipPlane( GLcontext
*ctx
, GLenum plane
, const GLfloat
*eq
)
362 r300ContextPtr rmesa
= R300_CONTEXT(ctx
);
366 /* no VAP UCP on non-TCL chipsets */
367 if (!rmesa
->options
.hw_tcl_enabled
)
370 p
= (GLint
) plane
- (GLint
) GL_CLIP_PLANE0
;
371 ip
= (GLint
*)ctx
->Transform
._ClipUserPlane
[p
];
373 R300_STATECHANGE( rmesa
, vap_flush
);
374 R300_STATECHANGE( rmesa
, vpucp
[p
] );
375 rmesa
->hw
.vpucp
[p
].cmd
[R300_VPUCP_X
] = ip
[0];
376 rmesa
->hw
.vpucp
[p
].cmd
[R300_VPUCP_Y
] = ip
[1];
377 rmesa
->hw
.vpucp
[p
].cmd
[R300_VPUCP_Z
] = ip
[2];
378 rmesa
->hw
.vpucp
[p
].cmd
[R300_VPUCP_W
] = ip
[3];
381 static void r300SetClipPlaneState(GLcontext
* ctx
, GLenum cap
, GLboolean state
)
383 r300ContextPtr r300
= R300_CONTEXT(ctx
);
386 /* no VAP UCP on non-TCL chipsets */
387 if (!r300
->options
.hw_tcl_enabled
)
390 p
= cap
- GL_CLIP_PLANE0
;
391 R300_STATECHANGE(r300
, vap_clip_cntl
);
393 r300
->hw
.vap_clip_cntl
.cmd
[1] |= (R300_VAP_UCP_ENABLE_0
<< p
);
394 r300ClipPlane(ctx
, cap
, NULL
);
396 r300
->hw
.vap_clip_cntl
.cmd
[1] &= ~(R300_VAP_UCP_ENABLE_0
<< p
);
401 * Update our tracked culling state based on Mesa's state.
403 static void r300UpdateCulling(GLcontext
* ctx
)
405 r300ContextPtr r300
= R300_CONTEXT(ctx
);
408 if (ctx
->Polygon
.CullFlag
) {
409 switch (ctx
->Polygon
.CullFaceMode
) {
411 val
= R300_CULL_FRONT
;
414 val
= R300_CULL_BACK
;
416 case GL_FRONT_AND_BACK
:
417 val
= R300_CULL_FRONT
| R300_CULL_BACK
;
424 switch (ctx
->Polygon
.FrontFace
) {
426 val
|= R300_FRONT_FACE_CW
;
429 val
|= R300_FRONT_FACE_CCW
;
435 /* Winding is inverted when rendering to FBO */
436 if (ctx
->DrawBuffer
&& ctx
->DrawBuffer
->Name
)
437 val
^= R300_FRONT_FACE_CW
;
439 R300_STATECHANGE(r300
, cul
);
440 r300
->hw
.cul
.cmd
[R300_CUL_CULL
] = val
;
443 static void r300SetPolygonOffsetState(GLcontext
* ctx
, GLboolean state
)
445 r300ContextPtr r300
= R300_CONTEXT(ctx
);
447 R300_STATECHANGE(r300
, occlusion_cntl
);
449 r300
->hw
.occlusion_cntl
.cmd
[1] |= (3 << 0);
451 r300
->hw
.occlusion_cntl
.cmd
[1] &= ~(3 << 0);
455 static GLboolean
current_fragment_program_writes_depth(GLcontext
* ctx
)
457 r300ContextPtr r300
= R300_CONTEXT(ctx
);
459 return ctx
->FragmentProgram
._Current
&& r300
->selected_fp
->code
.writes_depth
;
462 static void r300SetEarlyZState(GLcontext
* ctx
)
464 r300ContextPtr r300
= R300_CONTEXT(ctx
);
465 GLuint topZ
= R300_ZTOP_ENABLE
;
466 GLuint w_fmt
, fgdepthsrc
;
468 if (ctx
->Color
.AlphaEnabled
&& ctx
->Color
.AlphaFunc
!= GL_ALWAYS
)
469 topZ
= R300_ZTOP_DISABLE
;
470 else if (current_fragment_program_writes_depth(ctx
))
471 topZ
= R300_ZTOP_DISABLE
;
472 else if (ctx
->FragmentProgram
._Current
&& ctx
->FragmentProgram
._Current
->UsesKill
)
473 topZ
= R300_ZTOP_DISABLE
;
474 else if (r300
->radeon
.query
.current
)
475 topZ
= R300_ZTOP_DISABLE
;
477 if (topZ
!= r300
->hw
.zstencil_format
.cmd
[2]) {
478 /* Note: This completely reemits the stencil format.
479 * I have not tested whether this is strictly necessary,
480 * or if emitting a write to ZB_ZTOP is enough.
482 R300_STATECHANGE(r300
, zstencil_format
);
483 r300
->hw
.zstencil_format
.cmd
[2] = topZ
;
486 /* w_fmt value is set to get best performance
487 * see p.130 R5xx 3D acceleration guide v1.3 */
488 if (current_fragment_program_writes_depth(ctx
)) {
489 fgdepthsrc
= R300_FG_DEPTH_SRC_SHADER
;
490 w_fmt
= R300_W_FMT_W24
| R300_W_SRC_US
;
492 fgdepthsrc
= R300_FG_DEPTH_SRC_SCAN
;
493 w_fmt
= R300_W_FMT_W0
| R300_W_SRC_US
;
496 if (w_fmt
!= r300
->hw
.us_out_fmt
.cmd
[5]) {
497 R300_STATECHANGE(r300
, us_out_fmt
);
498 r300
->hw
.us_out_fmt
.cmd
[5] = w_fmt
;
501 if (fgdepthsrc
!= r300
->hw
.fg_depth_src
.cmd
[1]) {
502 R300_STATECHANGE(r300
, fg_depth_src
);
503 r300
->hw
.fg_depth_src
.cmd
[1] = fgdepthsrc
;
507 static void r300SetAlphaState(GLcontext
* ctx
)
509 r300ContextPtr r300
= R300_CONTEXT(ctx
);
511 uint32_t pp_misc
= 0x0;
512 GLboolean really_enabled
= ctx
->Color
.AlphaEnabled
;
514 CLAMPED_FLOAT_TO_UBYTE(refByte
, ctx
->Color
.AlphaRef
);
516 switch (ctx
->Color
.AlphaFunc
) {
518 pp_misc
|= R300_FG_ALPHA_FUNC_NEVER
;
521 pp_misc
|= R300_FG_ALPHA_FUNC_LESS
;
524 pp_misc
|= R300_FG_ALPHA_FUNC_EQUAL
;
527 pp_misc
|= R300_FG_ALPHA_FUNC_LE
;
530 pp_misc
|= R300_FG_ALPHA_FUNC_GREATER
;
533 pp_misc
|= R300_FG_ALPHA_FUNC_NOTEQUAL
;
536 pp_misc
|= R300_FG_ALPHA_FUNC_GE
;
539 /*pp_misc |= FG_ALPHA_FUNC_ALWAYS; */
540 really_enabled
= GL_FALSE
;
544 if (really_enabled
) {
545 pp_misc
|= R300_FG_ALPHA_FUNC_ENABLE
;
546 pp_misc
|= R500_FG_ALPHA_FUNC_8BIT
;
547 pp_misc
|= (refByte
& R300_FG_ALPHA_FUNC_VAL_MASK
);
552 R300_STATECHANGE(r300
, at
);
553 r300
->hw
.at
.cmd
[R300_AT_ALPHA_TEST
] = pp_misc
;
554 r300
->hw
.at
.cmd
[R300_AT_UNKNOWN
] = 0;
557 static void r300AlphaFunc(GLcontext
* ctx
, GLenum func
, GLfloat ref
)
561 r300SetAlphaState(ctx
);
564 static int translate_func(int func
)
568 return R300_ZS_NEVER
;
572 return R300_ZS_EQUAL
;
574 return R300_ZS_LEQUAL
;
576 return R300_ZS_GREATER
;
578 return R300_ZS_NOTEQUAL
;
580 return R300_ZS_GEQUAL
;
582 return R300_ZS_ALWAYS
;
587 static void r300SetDepthState(GLcontext
* ctx
)
589 r300ContextPtr r300
= R300_CONTEXT(ctx
);
591 R300_STATECHANGE(r300
, zs
);
592 r300
->hw
.zs
.cmd
[R300_ZS_CNTL_0
] &= (R300_STENCIL_ENABLE
|
593 R300_STENCIL_FRONT_BACK
|
594 R500_STENCIL_REFMASK_FRONT_BACK
);
595 r300
->hw
.zs
.cmd
[R300_ZS_CNTL_1
] &= ~(R300_ZS_MASK
<< R300_Z_FUNC_SHIFT
);
597 if (ctx
->Depth
.Test
) {
598 r300
->hw
.zs
.cmd
[R300_ZS_CNTL_0
] |= R300_Z_ENABLE
;
600 r300
->hw
.zs
.cmd
[R300_ZS_CNTL_0
] |= R300_Z_WRITE_ENABLE
;
601 r300
->hw
.zs
.cmd
[R300_ZS_CNTL_1
] |=
602 translate_func(ctx
->Depth
.Func
) << R300_Z_FUNC_SHIFT
;
606 static void r300CatchStencilFallback(GLcontext
*ctx
)
608 r300ContextPtr rmesa
= R300_CONTEXT(ctx
);
609 const unsigned back
= ctx
->Stencil
._BackFace
;
611 if (rmesa
->radeon
.radeonScreen
->kernel_mm
&&
612 (rmesa
->radeon
.radeonScreen
->chip_family
>= CHIP_FAMILY_RV515
)) {
613 r300SwitchFallback(ctx
, R300_FALLBACK_STENCIL_TWOSIDE
, GL_FALSE
);
614 } else if (ctx
->Stencil
._Enabled
&&
615 (ctx
->Stencil
.Ref
[0] != ctx
->Stencil
.Ref
[back
]
616 || ctx
->Stencil
.ValueMask
[0] != ctx
->Stencil
.ValueMask
[back
]
617 || ctx
->Stencil
.WriteMask
[0] != ctx
->Stencil
.WriteMask
[back
])) {
618 r300SwitchFallback(ctx
, R300_FALLBACK_STENCIL_TWOSIDE
, GL_TRUE
);
620 r300SwitchFallback(ctx
, R300_FALLBACK_STENCIL_TWOSIDE
, GL_FALSE
);
624 static void r300SetStencilState(GLcontext
* ctx
, GLboolean state
)
626 r300ContextPtr r300
= R300_CONTEXT(ctx
);
627 GLboolean hw_stencil
= GL_FALSE
;
629 r300CatchStencilFallback(ctx
);
631 if (ctx
->DrawBuffer
) {
632 struct radeon_renderbuffer
*rrbStencil
633 = radeon_get_renderbuffer(ctx
->DrawBuffer
, BUFFER_STENCIL
);
634 hw_stencil
= (rrbStencil
&& rrbStencil
->bo
);
638 R300_STATECHANGE(r300
, zs
);
640 r300
->hw
.zs
.cmd
[R300_ZS_CNTL_0
] |=
643 r300
->hw
.zs
.cmd
[R300_ZS_CNTL_0
] &=
644 ~R300_STENCIL_ENABLE
;
649 static void r300UpdatePolygonMode(GLcontext
* ctx
)
651 r300ContextPtr r300
= R300_CONTEXT(ctx
);
652 uint32_t hw_mode
= R300_GA_POLY_MODE_DISABLE
;
654 /* Only do something if a polygon mode is wanted, default is GL_FILL */
655 if (ctx
->Polygon
.FrontMode
!= GL_FILL
||
656 ctx
->Polygon
.BackMode
!= GL_FILL
) {
659 /* Handle GL_CW (clock wise and GL_CCW (counter clock wise)
660 * correctly by selecting the correct front and back face
662 if (ctx
->Polygon
.FrontFace
== GL_CCW
) {
663 f
= ctx
->Polygon
.FrontMode
;
664 b
= ctx
->Polygon
.BackMode
;
666 f
= ctx
->Polygon
.BackMode
;
667 b
= ctx
->Polygon
.FrontMode
;
670 /* Enable polygon mode */
671 hw_mode
|= R300_GA_POLY_MODE_DUAL
;
675 hw_mode
|= R300_GA_POLY_MODE_FRONT_PTYPE_LINE
;
678 hw_mode
|= R300_GA_POLY_MODE_FRONT_PTYPE_POINT
;
681 hw_mode
|= R300_GA_POLY_MODE_FRONT_PTYPE_TRI
;
687 hw_mode
|= R300_GA_POLY_MODE_BACK_PTYPE_LINE
;
690 hw_mode
|= R300_GA_POLY_MODE_BACK_PTYPE_POINT
;
693 hw_mode
|= R300_GA_POLY_MODE_BACK_PTYPE_TRI
;
698 if (r300
->hw
.polygon_mode
.cmd
[1] != hw_mode
) {
699 R300_STATECHANGE(r300
, polygon_mode
);
700 r300
->hw
.polygon_mode
.cmd
[1] = hw_mode
;
703 r300
->hw
.polygon_mode
.cmd
[2] = 0x00000001;
704 r300
->hw
.polygon_mode
.cmd
[3] = 0x00000000;
708 * Change the culling mode.
710 * \note Mesa already filters redundant calls to this function.
712 static void r300CullFace(GLcontext
* ctx
, GLenum mode
)
716 r300UpdateCulling(ctx
);
720 * Change the polygon orientation.
722 * \note Mesa already filters redundant calls to this function.
724 static void r300FrontFace(GLcontext
* ctx
, GLenum mode
)
728 r300UpdateCulling(ctx
);
729 r300UpdatePolygonMode(ctx
);
733 * Change the depth testing function.
735 * \note Mesa already filters redundant calls to this function.
737 static void r300DepthFunc(GLcontext
* ctx
, GLenum func
)
740 r300SetDepthState(ctx
);
744 * Enable/Disable depth writing.
746 * \note Mesa already filters redundant calls to this function.
748 static void r300DepthMask(GLcontext
* ctx
, GLboolean mask
)
751 r300SetDepthState(ctx
);
755 * Handle glColorMask()
757 static void r300ColorMask(GLcontext
* ctx
,
758 GLboolean r
, GLboolean g
, GLboolean b
, GLboolean a
)
760 r300ContextPtr r300
= R300_CONTEXT(ctx
);
761 int mask
= (r
? RB3D_COLOR_CHANNEL_MASK_RED_MASK0
: 0) |
762 (g
? RB3D_COLOR_CHANNEL_MASK_GREEN_MASK0
: 0) |
763 (b
? RB3D_COLOR_CHANNEL_MASK_BLUE_MASK0
: 0) |
764 (a
? RB3D_COLOR_CHANNEL_MASK_ALPHA_MASK0
: 0);
766 if (mask
!= r300
->hw
.cmk
.cmd
[R300_CMK_COLORMASK
]) {
767 R300_STATECHANGE(r300
, cmk
);
768 r300
->hw
.cmk
.cmd
[R300_CMK_COLORMASK
] = mask
;
772 /* =============================================================
775 static void r300PointSize(GLcontext
* ctx
, GLfloat size
)
777 r300ContextPtr r300
= R300_CONTEXT(ctx
);
779 /* We need to clamp to user defined range here, because
780 * the HW clamping happens only for per vertex point size. */
781 size
= CLAMP(size
, ctx
->Point
.MinSize
, ctx
->Point
.MaxSize
);
783 /* same size limits for AA, non-AA points */
784 size
= CLAMP(size
, ctx
->Const
.MinPointSize
, ctx
->Const
.MaxPointSize
);
786 R300_STATECHANGE(r300
, ps
);
787 r300
->hw
.ps
.cmd
[R300_PS_POINTSIZE
] =
788 ((int)(size
* 6) << R300_POINTSIZE_X_SHIFT
) |
789 ((int)(size
* 6) << R300_POINTSIZE_Y_SHIFT
);
792 static void r300PointParameter(GLcontext
* ctx
, GLenum pname
, const GLfloat
* param
)
794 r300ContextPtr r300
= R300_CONTEXT(ctx
);
797 case GL_POINT_SIZE_MIN
:
798 R300_STATECHANGE(r300
, ga_point_minmax
);
799 r300
->hw
.ga_point_minmax
.cmd
[1] &= ~R300_GA_POINT_MINMAX_MIN_MASK
;
800 r300
->hw
.ga_point_minmax
.cmd
[1] |= (GLuint
)(ctx
->Point
.MinSize
* 6.0);
802 case GL_POINT_SIZE_MAX
:
803 R300_STATECHANGE(r300
, ga_point_minmax
);
804 r300
->hw
.ga_point_minmax
.cmd
[1] &= ~R300_GA_POINT_MINMAX_MAX_MASK
;
805 r300
->hw
.ga_point_minmax
.cmd
[1] |= (GLuint
)(ctx
->Point
.MaxSize
* 6.0)
806 << R300_GA_POINT_MINMAX_MAX_SHIFT
;
808 case GL_POINT_DISTANCE_ATTENUATION
:
810 case GL_POINT_FADE_THRESHOLD_SIZE
:
817 /* =============================================================
820 static void r300LineWidth(GLcontext
* ctx
, GLfloat widthf
)
822 r300ContextPtr r300
= R300_CONTEXT(ctx
);
824 widthf
= CLAMP(widthf
,
825 ctx
->Const
.MinPointSize
,
826 ctx
->Const
.MaxPointSize
);
827 R300_STATECHANGE(r300
, lcntl
);
828 r300
->hw
.lcntl
.cmd
[1] =
829 R300_LINE_CNT_HO
| R300_LINE_CNT_VE
| (int)(widthf
* 6.0);
832 static void r300PolygonMode(GLcontext
* ctx
, GLenum face
, GLenum mode
)
837 r300UpdatePolygonMode(ctx
);
840 /* =============================================================
844 static int translate_stencil_op(int op
)
852 return R300_ZS_REPLACE
;
857 case GL_INCR_WRAP_EXT
:
858 return R300_ZS_INCR_WRAP
;
859 case GL_DECR_WRAP_EXT
:
860 return R300_ZS_DECR_WRAP
;
862 return R300_ZS_INVERT
;
864 WARN_ONCE("Do not know how to translate stencil op");
870 static void r300ShadeModel(GLcontext
* ctx
, GLenum mode
)
872 r300ContextPtr rmesa
= R300_CONTEXT(ctx
);
874 R300_STATECHANGE(rmesa
, shade
);
875 rmesa
->hw
.shade
.cmd
[1] = 0x00000002;
876 R300_STATECHANGE(rmesa
, shade2
);
879 rmesa
->hw
.shade2
.cmd
[1] = R300_RE_SHADE_MODEL_FLAT
;
882 rmesa
->hw
.shade2
.cmd
[1] = R300_RE_SHADE_MODEL_SMOOTH
;
887 rmesa
->hw
.shade2
.cmd
[2] = 0x00000000;
888 rmesa
->hw
.shade2
.cmd
[3] = 0x00000000;
891 static void r300StencilFuncSeparate(GLcontext
* ctx
, GLenum face
,
892 GLenum func
, GLint ref
, GLuint mask
)
894 r300ContextPtr rmesa
= R300_CONTEXT(ctx
);
897 const unsigned back
= ctx
->Stencil
._BackFace
;
899 r300CatchStencilFallback(ctx
);
901 refmask
= ((ctx
->Stencil
.Ref
[0] & 0xff) << R300_STENCILREF_SHIFT
)
902 | ((ctx
->Stencil
.ValueMask
[0] & 0xff) << R300_STENCILMASK_SHIFT
);
904 R300_STATECHANGE(rmesa
, zs
);
905 rmesa
->hw
.zs
.cmd
[R300_ZS_CNTL_0
] |= R300_STENCIL_FRONT_BACK
;
906 rmesa
->hw
.zs
.cmd
[R300_ZS_CNTL_1
] &= ~((R300_ZS_MASK
<<
907 R300_S_FRONT_FUNC_SHIFT
)
909 R300_S_BACK_FUNC_SHIFT
));
911 rmesa
->hw
.zs
.cmd
[R300_ZS_CNTL_2
] &=
912 ~((R300_STENCILREF_MASK
<< R300_STENCILREF_SHIFT
) |
913 (R300_STENCILREF_MASK
<< R300_STENCILMASK_SHIFT
));
915 flag
= translate_func(ctx
->Stencil
.Function
[0]);
916 rmesa
->hw
.zs
.cmd
[R300_ZS_CNTL_1
] |=
917 (flag
<< R300_S_FRONT_FUNC_SHIFT
);
919 flag
= translate_func(ctx
->Stencil
.Function
[back
]);
921 rmesa
->hw
.zs
.cmd
[R300_ZS_CNTL_1
] |=
922 (flag
<< R300_S_BACK_FUNC_SHIFT
);
923 rmesa
->hw
.zs
.cmd
[R300_ZS_CNTL_2
] |= refmask
;
925 if (rmesa
->radeon
.radeonScreen
->chip_family
>= CHIP_FAMILY_RV515
) {
926 rmesa
->hw
.zs
.cmd
[R300_ZS_CNTL_0
] |= R500_STENCIL_REFMASK_FRONT_BACK
;
927 R300_STATECHANGE(rmesa
, zsb
);
928 refmask
= ((ctx
->Stencil
.Ref
[back
] & 0xff) << R300_STENCILREF_SHIFT
)
929 | ((ctx
->Stencil
.ValueMask
[back
] & 0xff) << R300_STENCILMASK_SHIFT
);
931 rmesa
->hw
.zsb
.cmd
[R300_ZSB_CNTL_0
] &=
932 ~((R300_STENCILREF_MASK
<< R300_STENCILREF_SHIFT
) |
933 (R300_STENCILREF_MASK
<< R300_STENCILMASK_SHIFT
));
934 rmesa
->hw
.zsb
.cmd
[R300_ZSB_CNTL_0
] |= refmask
;
938 static void r300StencilMaskSeparate(GLcontext
* ctx
, GLenum face
, GLuint mask
)
940 r300ContextPtr rmesa
= R300_CONTEXT(ctx
);
941 const unsigned back
= ctx
->Stencil
._BackFace
;
943 r300CatchStencilFallback(ctx
);
945 R300_STATECHANGE(rmesa
, zs
);
946 rmesa
->hw
.zs
.cmd
[R300_ZS_CNTL_2
] &=
947 ~(R300_STENCILREF_MASK
<<
948 R300_STENCILWRITEMASK_SHIFT
);
949 rmesa
->hw
.zs
.cmd
[R300_ZS_CNTL_2
] |=
951 WriteMask
[0] & R300_STENCILREF_MASK
) <<
952 R300_STENCILWRITEMASK_SHIFT
;
953 if (rmesa
->radeon
.radeonScreen
->chip_family
>= CHIP_FAMILY_RV515
) {
954 R300_STATECHANGE(rmesa
, zsb
);
955 rmesa
->hw
.zsb
.cmd
[R300_ZSB_CNTL_0
] |=
957 WriteMask
[back
] & R300_STENCILREF_MASK
) <<
958 R300_STENCILWRITEMASK_SHIFT
;
962 static void r300StencilOpSeparate(GLcontext
* ctx
, GLenum face
,
963 GLenum fail
, GLenum zfail
, GLenum zpass
)
965 r300ContextPtr rmesa
= R300_CONTEXT(ctx
);
966 const unsigned back
= ctx
->Stencil
._BackFace
;
968 r300CatchStencilFallback(ctx
);
970 R300_STATECHANGE(rmesa
, zs
);
971 /* It is easier to mask what's left.. */
972 rmesa
->hw
.zs
.cmd
[R300_ZS_CNTL_1
] &=
973 (R300_ZS_MASK
<< R300_Z_FUNC_SHIFT
) |
974 (R300_ZS_MASK
<< R300_S_FRONT_FUNC_SHIFT
) |
975 (R300_ZS_MASK
<< R300_S_BACK_FUNC_SHIFT
);
977 rmesa
->hw
.zs
.cmd
[R300_ZS_CNTL_1
] |=
978 (translate_stencil_op(ctx
->Stencil
.FailFunc
[0]) <<
979 R300_S_FRONT_SFAIL_OP_SHIFT
)
980 | (translate_stencil_op(ctx
->Stencil
.ZFailFunc
[0]) <<
981 R300_S_FRONT_ZFAIL_OP_SHIFT
)
982 | (translate_stencil_op(ctx
->Stencil
.ZPassFunc
[0]) <<
983 R300_S_FRONT_ZPASS_OP_SHIFT
);
985 rmesa
->hw
.zs
.cmd
[R300_ZS_CNTL_1
] |=
986 (translate_stencil_op(ctx
->Stencil
.FailFunc
[back
]) <<
987 R300_S_BACK_SFAIL_OP_SHIFT
)
988 | (translate_stencil_op(ctx
->Stencil
.ZFailFunc
[back
]) <<
989 R300_S_BACK_ZFAIL_OP_SHIFT
)
990 | (translate_stencil_op(ctx
->Stencil
.ZPassFunc
[back
]) <<
991 R300_S_BACK_ZPASS_OP_SHIFT
);
994 /* =============================================================
995 * Window position and viewport transformation
998 static void r300UpdateWindow(GLcontext
* ctx
)
1000 r300ContextPtr rmesa
= R300_CONTEXT(ctx
);
1001 __DRIdrawablePrivate
*dPriv
= radeon_get_drawable(&rmesa
->radeon
);
1002 GLfloat xoffset
= dPriv
? (GLfloat
) dPriv
->x
: 0;
1003 GLfloat yoffset
= dPriv
? (GLfloat
) dPriv
->y
+ dPriv
->h
: 0;
1004 const GLfloat
*v
= ctx
->Viewport
._WindowMap
.m
;
1005 const GLfloat depthScale
= 1.0F
/ ctx
->DrawBuffer
->_DepthMaxF
;
1006 const GLboolean render_to_fbo
= (ctx
->DrawBuffer
->Name
!= 0);
1007 GLfloat y_scale
, y_bias
;
1009 if (render_to_fbo
) {
1017 GLfloat sx
= v
[MAT_SX
];
1018 GLfloat tx
= v
[MAT_TX
] + xoffset
;
1019 GLfloat sy
= v
[MAT_SY
] * y_scale
;
1020 GLfloat ty
= (v
[MAT_TY
] * y_scale
) + y_bias
;
1021 GLfloat sz
= v
[MAT_SZ
] * depthScale
;
1022 GLfloat tz
= v
[MAT_TZ
] * depthScale
;
1024 R300_STATECHANGE(rmesa
, vpt
);
1026 rmesa
->hw
.vpt
.cmd
[R300_VPT_XSCALE
] = r300PackFloat32(sx
);
1027 rmesa
->hw
.vpt
.cmd
[R300_VPT_XOFFSET
] = r300PackFloat32(tx
);
1028 rmesa
->hw
.vpt
.cmd
[R300_VPT_YSCALE
] = r300PackFloat32(sy
);
1029 rmesa
->hw
.vpt
.cmd
[R300_VPT_YOFFSET
] = r300PackFloat32(ty
);
1030 rmesa
->hw
.vpt
.cmd
[R300_VPT_ZSCALE
] = r300PackFloat32(sz
);
1031 rmesa
->hw
.vpt
.cmd
[R300_VPT_ZOFFSET
] = r300PackFloat32(tz
);
1034 static void r300Viewport(GLcontext
* ctx
, GLint x
, GLint y
,
1035 GLsizei width
, GLsizei height
)
1037 /* Don't pipeline viewport changes, conflict with window offset
1038 * setting below. Could apply deltas to rescue pipelined viewport
1039 * values, or keep the originals hanging around.
1041 r300UpdateWindow(ctx
);
1043 radeon_viewport(ctx
, x
, y
, width
, height
);
1046 static void r300DepthRange(GLcontext
* ctx
, GLclampd nearval
, GLclampd farval
)
1048 r300UpdateWindow(ctx
);
1051 void r300UpdateViewportOffset(GLcontext
* ctx
)
1053 r300ContextPtr rmesa
= R300_CONTEXT(ctx
);
1054 __DRIdrawablePrivate
*dPriv
= radeon_get_drawable(&rmesa
->radeon
);
1055 GLfloat xoffset
= (GLfloat
) dPriv
->x
;
1056 GLfloat yoffset
= (GLfloat
) dPriv
->y
+ dPriv
->h
;
1057 const GLfloat
*v
= ctx
->Viewport
._WindowMap
.m
;
1059 GLfloat tx
= v
[MAT_TX
] + xoffset
;
1060 GLfloat ty
= (-v
[MAT_TY
]) + yoffset
;
1062 if (rmesa
->hw
.vpt
.cmd
[R300_VPT_XOFFSET
] != r300PackFloat32(tx
) ||
1063 rmesa
->hw
.vpt
.cmd
[R300_VPT_YOFFSET
] != r300PackFloat32(ty
)) {
1064 /* Note: this should also modify whatever data the context reset
1067 R300_STATECHANGE(rmesa
, vpt
);
1068 rmesa
->hw
.vpt
.cmd
[R300_VPT_XOFFSET
] = r300PackFloat32(tx
);
1069 rmesa
->hw
.vpt
.cmd
[R300_VPT_YOFFSET
] = r300PackFloat32(ty
);
1073 radeonUpdateScissor(ctx
);
1077 * Update R300's own internal state parameters.
1078 * For now just STATE_R300_WINDOW_DIMENSION
1080 static void r300UpdateStateParameters(GLcontext
* ctx
, GLuint new_state
)
1082 r300ContextPtr rmesa
= R300_CONTEXT(ctx
);
1083 struct gl_program_parameter_list
*paramList
;
1085 if (!(new_state
& (_NEW_BUFFERS
| _NEW_PROGRAM
| _NEW_PROGRAM_CONSTANTS
)))
1088 if (!ctx
->FragmentProgram
._Current
|| !rmesa
->selected_fp
)
1091 paramList
= ctx
->FragmentProgram
._Current
->Base
.Parameters
;
1096 _mesa_load_state_parameters(ctx
, paramList
);
1099 /* =============================================================
1102 static void r300PolygonOffset(GLcontext
* ctx
, GLfloat factor
, GLfloat units
)
1104 r300ContextPtr rmesa
= R300_CONTEXT(ctx
);
1105 GLfloat constant
= units
;
1107 switch (ctx
->Visual
.depthBits
) {
1118 /* fprintf(stderr, "%s f:%f u:%f\n", __FUNCTION__, factor, constant); */
1120 R300_STATECHANGE(rmesa
, zbs
);
1121 rmesa
->hw
.zbs
.cmd
[R300_ZBS_T_FACTOR
] = r300PackFloat32(factor
);
1122 rmesa
->hw
.zbs
.cmd
[R300_ZBS_T_CONSTANT
] = r300PackFloat32(constant
);
1123 rmesa
->hw
.zbs
.cmd
[R300_ZBS_W_FACTOR
] = r300PackFloat32(factor
);
1124 rmesa
->hw
.zbs
.cmd
[R300_ZBS_W_CONSTANT
] = r300PackFloat32(constant
);
1127 /* Routing and texture-related */
1129 /* r300 doesnt handle GL_CLAMP and GL_MIRROR_CLAMP_EXT correctly when filter is NEAREST.
1130 * Since texwrap produces same results for GL_CLAMP and GL_CLAMP_TO_EDGE we use them instead.
1131 * We need to recalculate wrap modes whenever filter mode is changed because someone might do:
1132 * glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
1133 * glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP);
1134 * glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
1135 * Since r300 completely ignores R300_TX_CLAMP when either min or mag is nearest it cant handle
1136 * combinations where only one of them is nearest.
1138 static unsigned long gen_fixed_filter(unsigned long f
)
1140 unsigned long mag
, min
, needs_fixing
= 0;
1143 /* We ignore MIRROR bit so we dont have to do everything twice */
1144 if ((f
& ((7 - 1) << R300_TX_WRAP_S_SHIFT
)) ==
1145 (R300_TX_CLAMP
<< R300_TX_WRAP_S_SHIFT
)) {
1148 if ((f
& ((7 - 1) << R300_TX_WRAP_T_SHIFT
)) ==
1149 (R300_TX_CLAMP
<< R300_TX_WRAP_T_SHIFT
)) {
1152 if ((f
& ((7 - 1) << R300_TX_WRAP_R_SHIFT
)) ==
1153 (R300_TX_CLAMP
<< R300_TX_WRAP_R_SHIFT
)) {
1160 mag
= f
& R300_TX_MAG_FILTER_MASK
;
1161 min
= f
& (R300_TX_MIN_FILTER_MASK
|R300_TX_MIN_FILTER_MIP_MASK
);
1163 /* TODO: Check for anisto filters too */
1164 if ((mag
!= R300_TX_MAG_FILTER_NEAREST
)
1165 && (min
!= R300_TX_MIN_FILTER_NEAREST
))
1168 /* r300 cant handle these modes hence we force nearest to linear */
1169 if ((mag
== R300_TX_MAG_FILTER_NEAREST
)
1170 && (min
!= R300_TX_MIN_FILTER_NEAREST
)) {
1171 f
&= ~R300_TX_MAG_FILTER_NEAREST
;
1172 f
|= R300_TX_MAG_FILTER_LINEAR
;
1176 if ((min
== R300_TX_MIN_FILTER_NEAREST
)
1177 && (mag
!= R300_TX_MAG_FILTER_NEAREST
)) {
1178 f
&= ~R300_TX_MIN_FILTER_NEAREST
;
1179 f
|= R300_TX_MIN_FILTER_LINEAR
;
1183 /* Both are nearest */
1184 if (needs_fixing
& 1) {
1185 f
&= ~((7 - 1) << R300_TX_WRAP_S_SHIFT
);
1186 f
|= R300_TX_CLAMP_TO_EDGE
<< R300_TX_WRAP_S_SHIFT
;
1188 if (needs_fixing
& 2) {
1189 f
&= ~((7 - 1) << R300_TX_WRAP_T_SHIFT
);
1190 f
|= R300_TX_CLAMP_TO_EDGE
<< R300_TX_WRAP_T_SHIFT
;
1192 if (needs_fixing
& 4) {
1193 f
&= ~((7 - 1) << R300_TX_WRAP_R_SHIFT
);
1194 f
|= R300_TX_CLAMP_TO_EDGE
<< R300_TX_WRAP_R_SHIFT
;
1199 static void r300SetupFragmentShaderTextures(GLcontext
*ctx
, int *tmu_mappings
)
1201 r300ContextPtr r300
= R300_CONTEXT(ctx
);
1203 struct r300_fragment_program_code
*code
= &r300
->selected_fp
->code
.code
.r300
;
1205 R300_STATECHANGE(r300
, fpt
);
1207 for (i
= 0; i
< code
->tex
.length
; i
++) {
1212 unit
= code
->tex
.inst
[i
] >> R300_TEX_ID_SHIFT
;
1215 val
= code
->tex
.inst
[i
];
1216 val
&= ~R300_TEX_ID_MASK
;
1219 (val
& R300_TEX_INST_MASK
) >> R300_TEX_INST_SHIFT
;
1220 if (opcode
== R300_TEX_OP_KIL
) {
1221 r300
->hw
.fpt
.cmd
[R300_FPT_INSTR_0
+ i
] = val
;
1223 if (tmu_mappings
[unit
] >= 0) {
1225 tmu_mappings
[unit
] <<
1227 r300
->hw
.fpt
.cmd
[R300_FPT_INSTR_0
+ i
] = val
;
1229 // We get here when the corresponding texture image is incomplete
1230 // (e.g. incomplete mipmaps etc.)
1231 r300
->hw
.fpt
.cmd
[R300_FPT_INSTR_0
+ i
] = val
;
1236 r300
->hw
.fpt
.cmd
[R300_FPT_CMD_0
] =
1237 cmdpacket0(r300
->radeon
.radeonScreen
,
1238 R300_US_TEX_INST_0
, code
->tex
.length
);
1241 static void r500SetupFragmentShaderTextures(GLcontext
*ctx
, int *tmu_mappings
)
1243 r300ContextPtr r300
= R300_CONTEXT(ctx
);
1245 struct r500_fragment_program_code
*code
= &r300
->selected_fp
->code
.code
.r500
;
1247 /* find all the texture instructions and relocate the texture units */
1248 for (i
= 0; i
< code
->inst_end
+ 1; i
++) {
1249 if ((code
->inst
[i
].inst0
& 0x3) == R500_INST_TYPE_TEX
) {
1251 int unit
, opcode
, new_unit
;
1253 val
= code
->inst
[i
].inst1
;
1255 unit
= (val
>> 16) & 0xf;
1257 val
&= ~(0xf << 16);
1259 opcode
= val
& (0x7 << 22);
1260 if (opcode
== R500_TEX_INST_TEXKILL
) {
1263 if (tmu_mappings
[unit
] >= 0) {
1264 new_unit
= tmu_mappings
[unit
];
1269 val
|= R500_TEX_ID(new_unit
);
1270 code
->inst
[i
].inst1
= val
;
1275 static GLuint
translate_lod_bias(GLfloat bias
)
1277 GLint b
= (int)(bias
*32);
1280 else if (b
< -(1 << 9))
1282 return (((GLuint
)b
) << R300_LOD_BIAS_SHIFT
) & R300_LOD_BIAS_MASK
;
1286 static void r300SetupTextures(GLcontext
* ctx
)
1289 struct radeon_tex_obj
*t
;
1290 r300ContextPtr r300
= R300_CONTEXT(ctx
);
1292 int last_hw_tmu
= -1; /* -1 translates into no setup costs for fields */
1293 int tmu_mappings
[R300_MAX_TEXTURE_UNITS
] = { -1, };
1295 R300_STATECHANGE(r300
, txe
);
1296 R300_STATECHANGE(r300
, tex
.filter
);
1297 R300_STATECHANGE(r300
, tex
.filter_1
);
1298 R300_STATECHANGE(r300
, tex
.size
);
1299 R300_STATECHANGE(r300
, tex
.format
);
1300 R300_STATECHANGE(r300
, tex
.pitch
);
1301 R300_STATECHANGE(r300
, tex
.offset
);
1302 R300_STATECHANGE(r300
, tex
.chroma_key
);
1303 R300_STATECHANGE(r300
, tex
.border_color
);
1305 r300
->hw
.txe
.cmd
[R300_TXE_ENABLE
] = 0x0;
1307 mtu
= r300
->radeon
.glCtx
->Const
.MaxTextureUnits
;
1308 if (RADEON_DEBUG
& RADEON_STATE
)
1309 fprintf(stderr
, "mtu=%d\n", mtu
);
1311 if (mtu
> R300_MAX_TEXTURE_UNITS
) {
1313 "Aiiee ! mtu=%d is greater than R300_MAX_TEXTURE_UNITS=%d\n",
1314 mtu
, R300_MAX_TEXTURE_UNITS
);
1318 /* We cannot let disabled tmu offsets pass DRM */
1319 for (i
= 0; i
< mtu
; i
++) {
1320 if (ctx
->Texture
.Unit
[i
]._ReallyEnabled
) {
1321 tmu_mappings
[i
] = hw_tmu
;
1323 t
= radeon_tex_obj(ctx
->Texture
.Unit
[i
]._Current
);
1327 if ((t
->pp_txformat
& 0xffffff00) == 0xffffff00) {
1329 ("unknown texture format (entry %x) encountered. Help me !\n",
1330 t
->pp_txformat
& 0xff);
1333 if (RADEON_DEBUG
& RADEON_STATE
)
1335 "Activating texture unit %d\n", i
);
1337 r300
->hw
.txe
.cmd
[R300_TXE_ENABLE
] |= (1 << hw_tmu
);
1339 r300
->hw
.tex
.filter
.cmd
[R300_TEX_VALUE_0
+
1341 gen_fixed_filter(t
->pp_txfilter
) | (hw_tmu
<< 28);
1342 /* Note: There is a LOD bias per texture unit and a LOD bias
1343 * per texture object. We add them here to get the correct behaviour.
1344 * (The per-texture object LOD bias was introduced in OpenGL 1.4
1345 * and is not present in the EXT_texture_object extension).
1347 r300
->hw
.tex
.filter_1
.cmd
[R300_TEX_VALUE_0
+ hw_tmu
] =
1349 translate_lod_bias(ctx
->Texture
.Unit
[i
].LodBias
+ t
->base
.LodBias
);
1350 r300
->hw
.tex
.size
.cmd
[R300_TEX_VALUE_0
+ hw_tmu
] =
1352 r300
->hw
.tex
.format
.cmd
[R300_TEX_VALUE_0
+
1353 hw_tmu
] = t
->pp_txformat
;
1354 r300
->hw
.tex
.pitch
.cmd
[R300_TEX_VALUE_0
+ hw_tmu
] =
1356 r300
->hw
.textures
[hw_tmu
] = t
;
1358 if (t
->tile_bits
& R300_TXO_MACRO_TILE
) {
1359 WARN_ONCE("macro tiling enabled!\n");
1362 if (t
->tile_bits
& R300_TXO_MICRO_TILE
) {
1363 WARN_ONCE("micro tiling enabled!\n");
1366 r300
->hw
.tex
.chroma_key
.cmd
[R300_TEX_VALUE_0
+
1368 r300
->hw
.tex
.border_color
.cmd
[R300_TEX_VALUE_0
+
1372 last_hw_tmu
= hw_tmu
;
1378 /* R3xx and R4xx chips require that the texture unit corresponding to
1379 * KIL instructions is really enabled.
1381 * We do some fakery here and in the state atom emit logic to enable
1382 * the texture without tripping up the CS checker in the kernel.
1384 if (r300
->radeon
.radeonScreen
->chip_family
< CHIP_FAMILY_RV515
) {
1385 if (ctx
->FragmentProgram
._Current
->UsesKill
&& last_hw_tmu
< 0) {
1388 r300
->hw
.txe
.cmd
[R300_TXE_ENABLE
] |= 1;
1390 r300
->hw
.tex
.border_color
.cmd
[R300_TEX_VALUE_0
] = 0;
1391 r300
->hw
.tex
.chroma_key
.cmd
[R300_TEX_VALUE_0
] = 0;
1392 r300
->hw
.tex
.filter
.cmd
[R300_TEX_VALUE_0
] = 0;
1393 r300
->hw
.tex
.filter_1
.cmd
[R300_TEX_VALUE_0
] = 0;
1394 r300
->hw
.tex
.size
.cmd
[R300_TEX_VALUE_0
] = 0; /* 1x1 texture */
1395 r300
->hw
.tex
.format
.cmd
[R300_TEX_VALUE_0
] = 0; /* A8 format */
1396 r300
->hw
.tex
.pitch
.cmd
[R300_TEX_VALUE_0
] = 0;
1400 r300
->hw
.tex
.filter
.cmd
[R300_TEX_CMD_0
] =
1401 cmdpacket0(r300
->radeon
.radeonScreen
, R300_TX_FILTER0_0
, last_hw_tmu
+ 1);
1402 r300
->hw
.tex
.filter_1
.cmd
[R300_TEX_CMD_0
] =
1403 cmdpacket0(r300
->radeon
.radeonScreen
, R300_TX_FILTER1_0
, last_hw_tmu
+ 1);
1404 r300
->hw
.tex
.size
.cmd
[R300_TEX_CMD_0
] =
1405 cmdpacket0(r300
->radeon
.radeonScreen
, R300_TX_SIZE_0
, last_hw_tmu
+ 1);
1406 r300
->hw
.tex
.format
.cmd
[R300_TEX_CMD_0
] =
1407 cmdpacket0(r300
->radeon
.radeonScreen
, R300_TX_FORMAT_0
, last_hw_tmu
+ 1);
1408 r300
->hw
.tex
.pitch
.cmd
[R300_TEX_CMD_0
] =
1409 cmdpacket0(r300
->radeon
.radeonScreen
, R300_TX_FORMAT2_0
, last_hw_tmu
+ 1);
1410 r300
->hw
.tex
.offset
.cmd
[R300_TEX_CMD_0
] =
1411 cmdpacket0(r300
->radeon
.radeonScreen
, R300_TX_OFFSET_0
, last_hw_tmu
+ 1);
1412 r300
->hw
.tex
.chroma_key
.cmd
[R300_TEX_CMD_0
] =
1413 cmdpacket0(r300
->radeon
.radeonScreen
, R300_TX_CHROMA_KEY_0
, last_hw_tmu
+ 1);
1414 r300
->hw
.tex
.border_color
.cmd
[R300_TEX_CMD_0
] =
1415 cmdpacket0(r300
->radeon
.radeonScreen
, R300_TX_BORDER_COLOR_0
, last_hw_tmu
+ 1);
1417 r300
->vtbl
.SetupFragmentShaderTextures(ctx
, tmu_mappings
);
1419 if (RADEON_DEBUG
& RADEON_STATE
)
1420 fprintf(stderr
, "TX_ENABLE: %08x last_hw_tmu=%d\n",
1421 r300
->hw
.txe
.cmd
[R300_TXE_ENABLE
], last_hw_tmu
);
1424 union r300_outputs_written
{
1425 GLuint vp_outputs
; /* hw_tcl_on */
1426 DECLARE_RENDERINPUTS(index_bitset
); /* !hw_tcl_on */
1429 #define R300_OUTPUTS_WRITTEN_TEST(ow, vp_result, tnl_attrib) \
1430 ((hw_tcl_on) ? (ow).vp_outputs & (1 << (vp_result)) : \
1431 RENDERINPUTS_TEST( (ow.index_bitset), (tnl_attrib) ))
1433 static void r300SetupRSUnit(GLcontext
* ctx
)
1435 r300ContextPtr r300
= R300_CONTEXT(ctx
);
1436 union r300_outputs_written OutputsWritten
;
1438 int fp_reg
, high_rr
;
1440 int rs_tex_count
= 0;
1441 int i
, col_fmt
, hw_tcl_on
;
1443 hw_tcl_on
= r300
->options
.hw_tcl_enabled
;
1446 OutputsWritten
.vp_outputs
= r300
->selected_vp
->code
.OutputsWritten
;
1448 RENDERINPUTS_COPY(OutputsWritten
.index_bitset
, r300
->render_inputs_bitset
);
1450 InputsRead
= r300
->selected_fp
->InputsRead
;
1452 R300_STATECHANGE(r300
, ri
);
1453 R300_STATECHANGE(r300
, rc
);
1454 R300_STATECHANGE(r300
, rr
);
1456 fp_reg
= col_ip
= tex_ip
= col_fmt
= 0;
1458 r300
->hw
.rc
.cmd
[1] = 0;
1459 r300
->hw
.rc
.cmd
[2] = 0;
1460 for (i
=0; i
<R300_RR_CMDSIZE
-1; ++i
)
1461 r300
->hw
.rr
.cmd
[R300_RR_INST_0
+ i
] = 0;
1463 for (i
=0; i
<R300_RI_CMDSIZE
-1; ++i
)
1464 r300
->hw
.ri
.cmd
[R300_RI_INTERP_0
+ i
] = 0;
1467 if (InputsRead
& FRAG_BIT_COL0
) {
1468 if (R300_OUTPUTS_WRITTEN_TEST(OutputsWritten
, VERT_RESULT_COL0
, _TNL_ATTRIB_COLOR0
)) {
1469 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
);
1470 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
);
1471 InputsRead
&= ~FRAG_BIT_COL0
;
1475 WARN_ONCE("fragprog wants col0, vp doesn't provide it\n");
1479 if (InputsRead
& FRAG_BIT_COL1
) {
1480 if (R300_OUTPUTS_WRITTEN_TEST(OutputsWritten
, VERT_RESULT_COL1
, _TNL_ATTRIB_COLOR1
)) {
1481 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
);
1482 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
);
1483 InputsRead
&= ~FRAG_BIT_COL1
;
1487 WARN_ONCE("fragprog wants col1, vp doesn't provide it\n");
1491 /* We always route 4 texcoord components */
1492 for (i
= 0; i
< ctx
->Const
.MaxTextureUnits
; i
++) {
1493 if (! ( InputsRead
& FRAG_BIT_TEX(i
) ) )
1496 if (!R300_OUTPUTS_WRITTEN_TEST(OutputsWritten
, VERT_RESULT_TEX0
+ i
, _TNL_ATTRIB_TEX(i
))) {
1497 WARN_ONCE("fragprog wants coords for tex%d, vp doesn't provide them!\n", i
);
1501 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
);
1502 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
);
1503 InputsRead
&= ~(FRAG_BIT_TEX0
<< i
);
1509 /* Setup default color if no color or tex was set */
1510 if (rs_tex_count
== 0 && col_ip
== 0) {
1511 r300
->hw
.rr
.cmd
[R300_RR_INST_0
] = R300_RS_INST_COL_ID(0) | R300_RS_INST_COL_ADDR(0);
1512 r300
->hw
.ri
.cmd
[R300_RI_INTERP_0
] = R300_RS_COL_PTR(0) | R300_RS_COL_FMT(R300_RS_COL_FMT_0001
);
1516 high_rr
= (col_ip
> tex_ip
) ? col_ip
: tex_ip
;
1517 r300
->hw
.rc
.cmd
[1] |= (rs_tex_count
<< R300_IT_COUNT_SHIFT
) | (col_ip
<< R300_IC_COUNT_SHIFT
) | R300_HIRES_EN
;
1518 r300
->hw
.rc
.cmd
[2] |= high_rr
- 1;
1520 r300
->hw
.rr
.cmd
[R300_RR_CMD_0
] = cmdpacket0(r300
->radeon
.radeonScreen
, R300_RS_INST_0
, high_rr
);
1521 r300
->hw
.ri
.cmd
[R300_RI_CMD_0
] = cmdpacket0(r300
->radeon
.radeonScreen
, R300_RS_IP_0
, high_rr
);
1524 WARN_ONCE("Don't know how to satisfy InputsRead=0x%08x\n", InputsRead
);
1527 static void r500SetupRSUnit(GLcontext
* ctx
)
1529 r300ContextPtr r300
= R300_CONTEXT(ctx
);
1530 union r300_outputs_written OutputsWritten
;
1532 int fp_reg
, high_rr
;
1534 int rs_tex_count
= 0;
1535 int i
, col_fmt
, hw_tcl_on
;
1537 hw_tcl_on
= r300
->options
.hw_tcl_enabled
;
1540 OutputsWritten
.vp_outputs
= r300
->selected_vp
->code
.OutputsWritten
;
1542 RENDERINPUTS_COPY(OutputsWritten
.index_bitset
, r300
->render_inputs_bitset
);
1544 InputsRead
= r300
->selected_fp
->InputsRead
;
1546 R300_STATECHANGE(r300
, ri
);
1547 R300_STATECHANGE(r300
, rc
);
1548 R300_STATECHANGE(r300
, rr
);
1550 fp_reg
= col_ip
= tex_ip
= col_fmt
= 0;
1552 r300
->hw
.rc
.cmd
[1] = 0;
1553 r300
->hw
.rc
.cmd
[2] = 0;
1554 for (i
=0; i
<R300_RR_CMDSIZE
-1; ++i
)
1555 r300
->hw
.rr
.cmd
[R300_RR_INST_0
+ i
] = 0;
1557 for (i
=0; i
<R500_RI_CMDSIZE
-1; ++i
)
1558 r300
->hw
.ri
.cmd
[R300_RI_INTERP_0
+ i
] = 0;
1561 if (InputsRead
& FRAG_BIT_COL0
) {
1562 if (R300_OUTPUTS_WRITTEN_TEST(OutputsWritten
, VERT_RESULT_COL0
, _TNL_ATTRIB_COLOR0
)) {
1563 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
);
1564 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
);
1565 InputsRead
&= ~FRAG_BIT_COL0
;
1569 WARN_ONCE("fragprog wants col0, vp doesn't provide it\n");
1573 if (InputsRead
& FRAG_BIT_COL1
) {
1574 if (R300_OUTPUTS_WRITTEN_TEST(OutputsWritten
, VERT_RESULT_COL1
, _TNL_ATTRIB_COLOR1
)) {
1575 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
);
1576 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
);
1577 InputsRead
&= ~FRAG_BIT_COL1
;
1581 WARN_ONCE("fragprog wants col1, vp doesn't provide it\n");
1585 /* We always route 4 texcoord components */
1586 for (i
= 0; i
< ctx
->Const
.MaxTextureUnits
; i
++) {
1587 if (! ( InputsRead
& FRAG_BIT_TEX(i
) ) )
1590 if (!R300_OUTPUTS_WRITTEN_TEST(OutputsWritten
, VERT_RESULT_TEX0
+ i
, _TNL_ATTRIB_TEX(i
))) {
1591 WARN_ONCE("fragprog wants coords for tex%d, vp doesn't provide them!\n", i
);
1595 r300
->hw
.ri
.cmd
[R300_RI_INTERP_0
+ tex_ip
] |= ((rs_tex_count
+ 0) << R500_RS_IP_TEX_PTR_S_SHIFT
) |
1596 ((rs_tex_count
+ 1) << R500_RS_IP_TEX_PTR_T_SHIFT
) |
1597 ((rs_tex_count
+ 2) << R500_RS_IP_TEX_PTR_R_SHIFT
) |
1598 ((rs_tex_count
+ 3) << R500_RS_IP_TEX_PTR_Q_SHIFT
);
1600 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
);
1601 InputsRead
&= ~(FRAG_BIT_TEX0
<< i
);
1607 /* Setup default color if no color or tex was set */
1608 if (rs_tex_count
== 0 && col_ip
== 0) {
1609 r300
->hw
.rr
.cmd
[R300_RR_INST_0
] = R500_RS_INST_COL_ID(0) | R500_RS_INST_COL_ADDR(0);
1610 r300
->hw
.ri
.cmd
[R300_RI_INTERP_0
] = R500_RS_COL_PTR(0) | R500_RS_COL_FMT(R300_RS_COL_FMT_0001
);
1614 high_rr
= (col_ip
> tex_ip
) ? col_ip
: tex_ip
;
1615 r300
->hw
.rc
.cmd
[1] = (rs_tex_count
<< R300_IT_COUNT_SHIFT
) | (col_ip
<< R300_IC_COUNT_SHIFT
) | R300_HIRES_EN
;
1616 r300
->hw
.rc
.cmd
[2] = 0xC0 | (high_rr
- 1);
1618 r300
->hw
.rr
.cmd
[R300_RR_CMD_0
] = cmdpacket0(r300
->radeon
.radeonScreen
, R500_RS_INST_0
, high_rr
);
1619 r300
->hw
.ri
.cmd
[R300_RI_CMD_0
] = cmdpacket0(r300
->radeon
.radeonScreen
, R500_RS_IP_0
, high_rr
);
1622 WARN_ONCE("Don't know how to satisfy InputsRead=0x%08x\n", InputsRead
);
1625 #define MIN3(a, b, c) ((a) < (b) ? MIN2(a, c) : MIN2(b, c))
1627 void r300VapCntl(r300ContextPtr rmesa
, GLuint input_count
,
1628 GLuint output_count
, GLuint temp_count
)
1634 /* Flush PVS engine before changing PVS_NUM_SLOTS, PVS_NUM_CNTRLS.
1635 * See r500 docs 6.5.2 - done in emit */
1637 /* avoid division by zero */
1638 if (input_count
== 0) input_count
= 1;
1639 if (output_count
== 0) output_count
= 1;
1640 if (temp_count
== 0) temp_count
= 1;
1642 if (rmesa
->radeon
.radeonScreen
->chip_family
>= CHIP_FAMILY_RV515
)
1647 pvs_num_slots
= MIN3(10, vtx_mem_size
/input_count
, vtx_mem_size
/output_count
);
1648 pvs_num_cntrls
= MIN2(6, vtx_mem_size
/temp_count
);
1650 R300_STATECHANGE(rmesa
, vap_cntl
);
1651 if (rmesa
->options
.hw_tcl_enabled
) {
1652 rmesa
->hw
.vap_cntl
.cmd
[R300_VAP_CNTL_INSTR
] =
1653 (pvs_num_slots
<< R300_PVS_NUM_SLOTS_SHIFT
) |
1654 (pvs_num_cntrls
<< R300_PVS_NUM_CNTLRS_SHIFT
) |
1655 (12 << R300_VF_MAX_VTX_NUM_SHIFT
);
1656 if (rmesa
->radeon
.radeonScreen
->chip_family
>= CHIP_FAMILY_RV515
)
1657 rmesa
->hw
.vap_cntl
.cmd
[R300_VAP_CNTL_INSTR
] |= R500_TCL_STATE_OPTIMIZATION
;
1659 /* not sure about non-tcl */
1660 rmesa
->hw
.vap_cntl
.cmd
[R300_VAP_CNTL_INSTR
] = ((10 << R300_PVS_NUM_SLOTS_SHIFT
) |
1661 (5 << R300_PVS_NUM_CNTLRS_SHIFT
) |
1662 (5 << R300_VF_MAX_VTX_NUM_SHIFT
));
1664 if (rmesa
->radeon
.radeonScreen
->chip_family
== CHIP_FAMILY_RV515
)
1665 rmesa
->hw
.vap_cntl
.cmd
[R300_VAP_CNTL_INSTR
] |= (2 << R300_PVS_NUM_FPUS_SHIFT
);
1666 else if ((rmesa
->radeon
.radeonScreen
->chip_family
== CHIP_FAMILY_RV530
) ||
1667 (rmesa
->radeon
.radeonScreen
->chip_family
== CHIP_FAMILY_RV560
) ||
1668 (rmesa
->radeon
.radeonScreen
->chip_family
== CHIP_FAMILY_RV570
))
1669 rmesa
->hw
.vap_cntl
.cmd
[R300_VAP_CNTL_INSTR
] |= (5 << R300_PVS_NUM_FPUS_SHIFT
);
1670 else if ((rmesa
->radeon
.radeonScreen
->chip_family
== CHIP_FAMILY_RV410
) ||
1671 (rmesa
->radeon
.radeonScreen
->chip_family
== CHIP_FAMILY_R420
))
1672 rmesa
->hw
.vap_cntl
.cmd
[R300_VAP_CNTL_INSTR
] |= (6 << R300_PVS_NUM_FPUS_SHIFT
);
1673 else if ((rmesa
->radeon
.radeonScreen
->chip_family
== CHIP_FAMILY_R520
) ||
1674 (rmesa
->radeon
.radeonScreen
->chip_family
== CHIP_FAMILY_R580
))
1675 rmesa
->hw
.vap_cntl
.cmd
[R300_VAP_CNTL_INSTR
] |= (8 << R300_PVS_NUM_FPUS_SHIFT
);
1677 rmesa
->hw
.vap_cntl
.cmd
[R300_VAP_CNTL_INSTR
] |= (4 << R300_PVS_NUM_FPUS_SHIFT
);
1682 * Enable/Disable states.
1684 * \note Mesa already filters redundant calls to this function.
1686 static void r300Enable(GLcontext
* ctx
, GLenum cap
, GLboolean state
)
1688 r300ContextPtr rmesa
= R300_CONTEXT(ctx
);
1689 if (RADEON_DEBUG
& RADEON_STATE
)
1690 fprintf(stderr
, "%s( %s = %s )\n", __FUNCTION__
,
1691 _mesa_lookup_enum_by_nr(cap
),
1692 state
? "GL_TRUE" : "GL_FALSE");
1696 r300SetAlphaState(ctx
);
1698 case GL_COLOR_LOGIC_OP
:
1699 r300SetLogicOpState(ctx
);
1700 /* fall-through, because logic op overrides blending */
1702 r300SetBlendState(ctx
);
1704 case GL_CLIP_PLANE0
:
1705 case GL_CLIP_PLANE1
:
1706 case GL_CLIP_PLANE2
:
1707 case GL_CLIP_PLANE3
:
1708 case GL_CLIP_PLANE4
:
1709 case GL_CLIP_PLANE5
:
1710 r300SetClipPlaneState(ctx
, cap
, state
);
1713 r300UpdateCulling(ctx
);
1716 r300SetDepthState(ctx
);
1718 case GL_LINE_SMOOTH
:
1719 if (rmesa
->options
.conformance_mode
)
1720 r300SwitchFallback(ctx
, R300_FALLBACK_LINE_SMOOTH
, ctx
->Line
.SmoothFlag
);
1722 case GL_LINE_STIPPLE
:
1723 if (rmesa
->options
.conformance_mode
)
1724 r300SwitchFallback(ctx
, R300_FALLBACK_LINE_STIPPLE
, ctx
->Line
.StippleFlag
);
1726 case GL_POINT_SMOOTH
:
1727 if (rmesa
->options
.conformance_mode
)
1728 r300SwitchFallback(ctx
, R300_FALLBACK_POINT_SMOOTH
, ctx
->Point
.SmoothFlag
);
1730 case GL_POLYGON_SMOOTH
:
1731 if (rmesa
->options
.conformance_mode
)
1732 r300SwitchFallback(ctx
, R300_FALLBACK_POLYGON_SMOOTH
, ctx
->Polygon
.SmoothFlag
);
1734 case GL_POLYGON_STIPPLE
:
1735 if (rmesa
->options
.conformance_mode
)
1736 r300SwitchFallback(ctx
, R300_FALLBACK_POLYGON_STIPPLE
, ctx
->Polygon
.StippleFlag
);
1738 case GL_POLYGON_OFFSET_POINT
:
1739 case GL_POLYGON_OFFSET_LINE
:
1740 case GL_POLYGON_OFFSET_FILL
:
1741 r300SetPolygonOffsetState(ctx
, state
);
1743 case GL_SCISSOR_TEST
:
1744 radeon_firevertices(&rmesa
->radeon
);
1745 rmesa
->radeon
.state
.scissor
.enabled
= state
;
1746 radeonUpdateScissor( ctx
);
1748 case GL_STENCIL_TEST
:
1749 r300SetStencilState(ctx
, state
);
1757 * Completely recalculates hardware state based on the Mesa state.
1759 static void r300ResetHwState(r300ContextPtr r300
)
1761 GLcontext
*ctx
= r300
->radeon
.glCtx
;
1764 has_tcl
= r300
->options
.hw_tcl_enabled
;
1766 if (RADEON_DEBUG
& RADEON_STATE
)
1767 fprintf(stderr
, "%s\n", __FUNCTION__
);
1769 radeon_firevertices(&r300
->radeon
);
1772 ctx
->Color
.ColorMask
[RCOMP
],
1773 ctx
->Color
.ColorMask
[GCOMP
],
1774 ctx
->Color
.ColorMask
[BCOMP
], ctx
->Color
.ColorMask
[ACOMP
]);
1776 r300Enable(ctx
, GL_DEPTH_TEST
, ctx
->Depth
.Test
);
1777 r300DepthMask(ctx
, ctx
->Depth
.Mask
);
1778 r300DepthFunc(ctx
, ctx
->Depth
.Func
);
1781 r300Enable(ctx
, GL_STENCIL_TEST
, ctx
->Stencil
._Enabled
);
1782 r300StencilMaskSeparate(ctx
, 0, ctx
->Stencil
.WriteMask
[0]);
1783 r300StencilFuncSeparate(ctx
, 0, ctx
->Stencil
.Function
[0],
1784 ctx
->Stencil
.Ref
[0], ctx
->Stencil
.ValueMask
[0]);
1785 r300StencilOpSeparate(ctx
, 0, ctx
->Stencil
.FailFunc
[0],
1786 ctx
->Stencil
.ZFailFunc
[0],
1787 ctx
->Stencil
.ZPassFunc
[0]);
1789 r300UpdateCulling(ctx
);
1791 r300SetBlendState(ctx
);
1792 r300SetLogicOpState(ctx
);
1794 r300AlphaFunc(ctx
, ctx
->Color
.AlphaFunc
, ctx
->Color
.AlphaRef
);
1795 r300Enable(ctx
, GL_ALPHA_TEST
, ctx
->Color
.AlphaEnabled
);
1797 r300
->hw
.vte
.cmd
[1] = R300_VPORT_X_SCALE_ENA
1798 | R300_VPORT_X_OFFSET_ENA
1799 | R300_VPORT_Y_SCALE_ENA
1800 | R300_VPORT_Y_OFFSET_ENA
1801 | R300_VPORT_Z_SCALE_ENA
1802 | R300_VPORT_Z_OFFSET_ENA
| R300_VTX_W0_FMT
;
1803 r300
->hw
.vte
.cmd
[2] = 0x00000008;
1805 r300
->hw
.vap_vf_max_vtx_indx
.cmd
[1] = 0x00FFFFFF;
1806 r300
->hw
.vap_vf_max_vtx_indx
.cmd
[2] = 0x00000000;
1808 #ifdef MESA_LITTLE_ENDIAN
1809 r300
->hw
.vap_cntl_status
.cmd
[1] = R300_VC_NO_SWAP
;
1811 r300
->hw
.vap_cntl_status
.cmd
[1] = R300_VC_32BIT_SWAP
;
1814 /* disable VAP/TCL on non-TCL capable chips */
1816 r300
->hw
.vap_cntl_status
.cmd
[1] |= R300_VAP_TCL_BYPASS
;
1818 r300
->hw
.vap_psc_sgn_norm_cntl
.cmd
[1] = 0xAAAAAAAA;
1820 /* XXX: Other families? */
1822 r300
->hw
.vap_clip_cntl
.cmd
[1] = R300_PS_UCP_MODE_DIST_COP
;
1824 r300
->hw
.vap_clip
.cmd
[1] = r300PackFloat32(1.0); /* X */
1825 r300
->hw
.vap_clip
.cmd
[2] = r300PackFloat32(1.0); /* X */
1826 r300
->hw
.vap_clip
.cmd
[3] = r300PackFloat32(1.0); /* Y */
1827 r300
->hw
.vap_clip
.cmd
[4] = r300PackFloat32(1.0); /* Y */
1829 switch (r300
->radeon
.radeonScreen
->chip_family
) {
1830 case CHIP_FAMILY_R300
:
1831 r300
->hw
.vap_pvs_vtx_timeout_reg
.cmd
[1] = R300_2288_R300
;
1834 r300
->hw
.vap_pvs_vtx_timeout_reg
.cmd
[1] = R300_2288_RV350
;
1839 r300
->hw
.gb_enable
.cmd
[1] = R300_GB_POINT_STUFF_ENABLE
1840 | R300_GB_LINE_STUFF_ENABLE
1841 | R300_GB_TRIANGLE_STUFF_ENABLE
;
1843 r300
->hw
.gb_misc
.cmd
[R300_GB_MISC_MSPOS_0
] = 0x66666666;
1844 r300
->hw
.gb_misc
.cmd
[R300_GB_MISC_MSPOS_1
] = 0x06666666;
1846 r300
->hw
.gb_misc
.cmd
[R300_GB_MISC_TILE_CONFIG
] =
1847 R300_GB_TILE_ENABLE
| R300_GB_TILE_SIZE_16
/*| R300_GB_SUBPIXEL_1_16*/;
1848 switch (r300
->radeon
.radeonScreen
->num_gb_pipes
) {
1851 r300
->hw
.gb_misc
.cmd
[R300_GB_MISC_TILE_CONFIG
] |=
1852 R300_GB_TILE_PIPE_COUNT_RV300
;
1855 r300
->hw
.gb_misc
.cmd
[R300_GB_MISC_TILE_CONFIG
] |=
1856 R300_GB_TILE_PIPE_COUNT_R300
;
1859 r300
->hw
.gb_misc
.cmd
[R300_GB_MISC_TILE_CONFIG
] |=
1860 R300_GB_TILE_PIPE_COUNT_R420_3P
;
1863 r300
->hw
.gb_misc
.cmd
[R300_GB_MISC_TILE_CONFIG
] |=
1864 R300_GB_TILE_PIPE_COUNT_R420
;
1868 /* XXX: Enable anti-aliasing? */
1869 r300
->hw
.gb_misc2
.cmd
[R300_GB_MISC2_AA_CONFIG
] = GB_AA_CONFIG_AA_DISABLE
;
1870 r300
->hw
.gb_misc2
.cmd
[R300_GB_MISC2_SELECT
] = 0;
1872 r300
->hw
.ga_point_s0
.cmd
[1] = r300PackFloat32(0.0);
1873 r300
->hw
.ga_point_s0
.cmd
[2] = r300PackFloat32(0.0);
1874 r300
->hw
.ga_point_s0
.cmd
[3] = r300PackFloat32(1.0);
1875 r300
->hw
.ga_point_s0
.cmd
[4] = r300PackFloat32(1.0);
1877 r300
->hw
.ga_triangle_stipple
.cmd
[1] = 0x00050005;
1879 r300PointSize(ctx
, 1.0);
1881 r300
->hw
.ga_point_minmax
.cmd
[1] = 0x18000006;
1882 r300
->hw
.ga_point_minmax
.cmd
[2] = 0x00020006;
1883 r300
->hw
.ga_point_minmax
.cmd
[3] = r300PackFloat32(1.0 / 192.0);
1885 r300LineWidth(ctx
, 1.0);
1887 r300
->hw
.ga_line_stipple
.cmd
[1] = 0;
1888 r300
->hw
.ga_line_stipple
.cmd
[2] = r300PackFloat32(0.0);
1889 r300
->hw
.ga_line_stipple
.cmd
[3] = r300PackFloat32(1.0);
1891 r300ShadeModel(ctx
, ctx
->Light
.ShadeModel
);
1893 r300PolygonMode(ctx
, GL_FRONT
, ctx
->Polygon
.FrontMode
);
1894 r300PolygonMode(ctx
, GL_BACK
, ctx
->Polygon
.BackMode
);
1895 r300
->hw
.zbias_cntl
.cmd
[1] = 0x00000000;
1897 r300PolygonOffset(ctx
, ctx
->Polygon
.OffsetFactor
,
1898 ctx
->Polygon
.OffsetUnits
);
1899 r300Enable(ctx
, GL_POLYGON_OFFSET_POINT
, ctx
->Polygon
.OffsetPoint
);
1900 r300Enable(ctx
, GL_POLYGON_OFFSET_LINE
, ctx
->Polygon
.OffsetLine
);
1901 r300Enable(ctx
, GL_POLYGON_OFFSET_FILL
, ctx
->Polygon
.OffsetFill
);
1903 r300
->hw
.su_depth_scale
.cmd
[1] = 0x4B7FFFFF;
1904 r300
->hw
.su_depth_scale
.cmd
[2] = 0x00000000;
1906 r300
->hw
.sc_hyperz
.cmd
[1] = 0x0000001C;
1907 r300
->hw
.sc_hyperz
.cmd
[2] = 0x2DA49525;
1909 r300
->hw
.sc_screendoor
.cmd
[1] = 0x00FFFFFF;
1911 r300
->hw
.us_out_fmt
.cmd
[1] = R500_OUT_FMT_C4_8
|
1912 R500_C0_SEL_B
| R500_C1_SEL_G
| R500_C2_SEL_R
| R500_C3_SEL_A
;
1913 r300
->hw
.us_out_fmt
.cmd
[2] = R500_OUT_FMT_UNUSED
|
1914 R500_C0_SEL_B
| R500_C1_SEL_G
| R500_C2_SEL_R
| R500_C3_SEL_A
;
1915 r300
->hw
.us_out_fmt
.cmd
[3] = R500_OUT_FMT_UNUSED
|
1916 R500_C0_SEL_B
| R500_C1_SEL_G
| R500_C2_SEL_R
| R500_C3_SEL_A
;
1917 r300
->hw
.us_out_fmt
.cmd
[4] = R500_OUT_FMT_UNUSED
|
1918 R500_C0_SEL_B
| R500_C1_SEL_G
| R500_C2_SEL_R
| R500_C3_SEL_A
;
1919 r300
->hw
.us_out_fmt
.cmd
[5] = R300_W_FMT_W0
| R300_W_SRC_US
;
1921 /* disable fog unit */
1922 r300
->hw
.fogs
.cmd
[R300_FOGS_STATE
] = 0;
1923 r300
->hw
.fg_depth_src
.cmd
[1] = R300_FG_DEPTH_SRC_SCAN
;
1925 r300
->hw
.rb3d_cctl
.cmd
[1] = 0;
1927 r300BlendColor(ctx
, ctx
->Color
.BlendColor
);
1929 r300
->hw
.rb3d_dither_ctl
.cmd
[1] = 0;
1930 r300
->hw
.rb3d_dither_ctl
.cmd
[2] = 0;
1931 r300
->hw
.rb3d_dither_ctl
.cmd
[3] = 0;
1932 r300
->hw
.rb3d_dither_ctl
.cmd
[4] = 0;
1933 r300
->hw
.rb3d_dither_ctl
.cmd
[5] = 0;
1934 r300
->hw
.rb3d_dither_ctl
.cmd
[6] = 0;
1935 r300
->hw
.rb3d_dither_ctl
.cmd
[7] = 0;
1936 r300
->hw
.rb3d_dither_ctl
.cmd
[8] = 0;
1937 r300
->hw
.rb3d_dither_ctl
.cmd
[9] = 0;
1939 r300
->hw
.rb3d_aaresolve_ctl
.cmd
[1] = 0;
1941 r300
->hw
.rb3d_discard_src_pixel_lte_threshold
.cmd
[1] = 0x00000000;
1942 r300
->hw
.rb3d_discard_src_pixel_lte_threshold
.cmd
[2] = 0xffffffff;
1944 r300
->hw
.zb_depthclearvalue
.cmd
[1] = 0;
1946 r300
->hw
.zstencil_format
.cmd
[2] = R300_ZTOP_DISABLE
;
1947 r300
->hw
.zstencil_format
.cmd
[3] = 0x00000003;
1948 r300
->hw
.zstencil_format
.cmd
[4] = 0x00000000;
1949 r300SetEarlyZState(ctx
);
1951 r300
->hw
.zb_zmask
.cmd
[1] = 0;
1952 r300
->hw
.zb_zmask
.cmd
[2] = 0;
1954 r300
->hw
.zb_hiz_offset
.cmd
[1] = 0;
1956 r300
->hw
.zb_hiz_pitch
.cmd
[1] = 0;
1958 r300VapCntl(r300
, 0, 0, 0);
1960 r300
->hw
.vps
.cmd
[R300_VPS_ZERO_0
] = 0;
1961 r300
->hw
.vps
.cmd
[R300_VPS_ZERO_1
] = 0;
1962 r300
->hw
.vps
.cmd
[R300_VPS_POINTSIZE
] = r300PackFloat32(1.0);
1963 r300
->hw
.vps
.cmd
[R300_VPS_ZERO_3
] = 0;
1966 r300
->radeon
.hw
.all_dirty
= GL_TRUE
;
1969 void r300UpdateShaders(r300ContextPtr rmesa
)
1971 GLcontext
*ctx
= rmesa
->radeon
.glCtx
;
1973 /* should only happenen once, just after context is created */
1974 /* TODO: shouldn't we fallback to sw here? */
1975 if (!ctx
->FragmentProgram
._Current
) {
1976 _mesa_fprintf(stderr
, "No ctx->FragmentProgram._Current!!\n");
1981 struct r300_fragment_program
*fp
;
1983 fp
= r300SelectAndTranslateFragmentShader(ctx
);
1985 r300SwitchFallback(ctx
, R300_FALLBACK_FRAGMENT_PROGRAM
, fp
->error
);
1988 if (rmesa
->options
.hw_tcl_enabled
) {
1989 struct r300_vertex_program
*vp
;
1991 if (rmesa
->radeon
.NewGLState
) {
1993 for (i
= _TNL_FIRST_MAT
; i
<= _TNL_LAST_MAT
; i
++) {
1994 rmesa
->temp_attrib
[i
] =
1995 TNL_CONTEXT(ctx
)->vb
.AttribPtr
[i
];
1996 TNL_CONTEXT(ctx
)->vb
.AttribPtr
[i
] =
1997 &rmesa
->dummy_attrib
[i
];
2000 _tnl_UpdateFixedFunctionProgram(ctx
);
2002 for (i
= _TNL_FIRST_MAT
; i
<= _TNL_LAST_MAT
; i
++) {
2003 TNL_CONTEXT(ctx
)->vb
.AttribPtr
[i
] =
2004 rmesa
->temp_attrib
[i
];
2008 vp
= r300SelectAndTranslateVertexShader(ctx
);
2010 r300SwitchFallback(ctx
, R300_FALLBACK_VERTEX_PROGRAM
, vp
->error
);
2013 r300UpdateStateParameters(ctx
, _NEW_PROGRAM
| _NEW_PROGRAM_CONSTANTS
);
2014 rmesa
->radeon
.NewGLState
= 0;
2017 static const GLfloat
*get_fragmentprogram_constant(GLcontext
*ctx
, GLuint index
, GLfloat
* buffer
)
2019 static const GLfloat dummy
[4] = { 0, 0, 0, 0 };
2020 r300ContextPtr rmesa
= R300_CONTEXT(ctx
);
2021 struct rc_constant
* rcc
= &rmesa
->selected_fp
->code
.constants
.Constants
[index
];
2024 case RC_CONSTANT_EXTERNAL
:
2025 return ctx
->FragmentProgram
._Current
->Base
.Parameters
->ParameterValues
[rcc
->u
.External
];
2026 case RC_CONSTANT_IMMEDIATE
:
2027 return rcc
->u
.Immediate
;
2028 case RC_CONSTANT_STATE
:
2029 switch(rcc
->u
.State
[0]) {
2030 case RC_STATE_SHADOW_AMBIENT
: {
2031 const int unit
= (int) rcc
->u
.State
[1];
2032 const struct gl_texture_object
*texObj
= ctx
->Texture
.Unit
[unit
]._Current
;
2037 buffer
[3] = texObj
->CompareFailValue
;
2042 case RC_STATE_R300_WINDOW_DIMENSION
: {
2043 __DRIdrawablePrivate
* drawable
= radeon_get_drawable(&rmesa
->radeon
);
2044 buffer
[0] = drawable
->w
* 0.5f
; /* width*0.5 */
2045 buffer
[1] = drawable
->h
* 0.5f
; /* height*0.5 */
2046 buffer
[2] = 0.5F
; /* for moving range [-1 1] -> [0 1] */
2047 buffer
[3] = 1.0F
; /* not used */
2051 case RC_STATE_R300_TEXRECT_FACTOR
: {
2052 struct gl_texture_object
*t
=
2053 ctx
->Texture
.Unit
[rcc
->u
.State
[1]].CurrentTex
[TEXTURE_RECT_INDEX
];
2055 if (t
&& t
->Image
[0][t
->BaseLevel
]) {
2056 struct gl_texture_image
*image
=
2057 t
->Image
[0][t
->BaseLevel
];
2058 buffer
[0] = 1.0 / image
->Width2
;
2059 buffer
[1] = 1.0 / image
->Height2
;
2075 static void r300SetupPixelShader(GLcontext
*ctx
)
2077 r300ContextPtr rmesa
= R300_CONTEXT(ctx
);
2078 struct r300_fragment_program
*fp
= rmesa
->selected_fp
;
2079 struct r300_fragment_program_code
*code
;
2082 code
= &fp
->code
.code
.r300
;
2084 R300_STATECHANGE(rmesa
, fpi
[0]);
2085 R300_STATECHANGE(rmesa
, fpi
[1]);
2086 R300_STATECHANGE(rmesa
, fpi
[2]);
2087 R300_STATECHANGE(rmesa
, fpi
[3]);
2088 rmesa
->hw
.fpi
[0].cmd
[R300_FPI_CMD_0
] = cmdpacket0(rmesa
->radeon
.radeonScreen
, R300_US_ALU_RGB_INST_0
, code
->alu
.length
);
2089 rmesa
->hw
.fpi
[1].cmd
[R300_FPI_CMD_0
] = cmdpacket0(rmesa
->radeon
.radeonScreen
, R300_US_ALU_RGB_ADDR_0
, code
->alu
.length
);
2090 rmesa
->hw
.fpi
[2].cmd
[R300_FPI_CMD_0
] = cmdpacket0(rmesa
->radeon
.radeonScreen
, R300_US_ALU_ALPHA_INST_0
, code
->alu
.length
);
2091 rmesa
->hw
.fpi
[3].cmd
[R300_FPI_CMD_0
] = cmdpacket0(rmesa
->radeon
.radeonScreen
, R300_US_ALU_ALPHA_ADDR_0
, code
->alu
.length
);
2092 for (i
= 0; i
< code
->alu
.length
; i
++) {
2093 rmesa
->hw
.fpi
[0].cmd
[R300_FPI_INSTR_0
+ i
] = code
->alu
.inst
[i
].rgb_inst
;
2094 rmesa
->hw
.fpi
[1].cmd
[R300_FPI_INSTR_0
+ i
] = code
->alu
.inst
[i
].rgb_addr
;
2095 rmesa
->hw
.fpi
[2].cmd
[R300_FPI_INSTR_0
+ i
] = code
->alu
.inst
[i
].alpha_inst
;
2096 rmesa
->hw
.fpi
[3].cmd
[R300_FPI_INSTR_0
+ i
] = code
->alu
.inst
[i
].alpha_addr
;
2099 R300_STATECHANGE(rmesa
, fp
);
2100 rmesa
->hw
.fp
.cmd
[R300_FP_CNTL0
] = code
->config
;
2101 rmesa
->hw
.fp
.cmd
[R300_FP_CNTL1
] = code
->pixsize
;
2102 rmesa
->hw
.fp
.cmd
[R300_FP_CNTL2
] = code
->code_offset
;
2103 for (i
= 0; i
< 4; i
++)
2104 rmesa
->hw
.fp
.cmd
[R300_FP_NODE0
+ i
] = code
->code_addr
[i
];
2106 R300_STATECHANGE(rmesa
, fpp
);
2107 rmesa
->hw
.fpp
.cmd
[R300_FPP_CMD_0
] = cmdpacket0(rmesa
->radeon
.radeonScreen
, R300_PFS_PARAM_0_X
, fp
->code
.constants
.Count
* 4);
2108 for (i
= 0; i
< fp
->code
.constants
.Count
; i
++) {
2110 const GLfloat
*constant
= get_fragmentprogram_constant(ctx
, i
, buffer
);
2111 rmesa
->hw
.fpp
.cmd
[R300_FPP_PARAM_0
+ 4 * i
+ 0] = r300PackFloat24(constant
[0]);
2112 rmesa
->hw
.fpp
.cmd
[R300_FPP_PARAM_0
+ 4 * i
+ 1] = r300PackFloat24(constant
[1]);
2113 rmesa
->hw
.fpp
.cmd
[R300_FPP_PARAM_0
+ 4 * i
+ 2] = r300PackFloat24(constant
[2]);
2114 rmesa
->hw
.fpp
.cmd
[R300_FPP_PARAM_0
+ 4 * i
+ 3] = r300PackFloat24(constant
[3]);
2118 #define bump_r500fp_count(ptr, new_count) do{\
2119 drm_r300_cmd_header_t* _p=((drm_r300_cmd_header_t*)(ptr));\
2120 int _nc=(new_count)/6; \
2121 assert(_nc < 256); \
2122 if(_nc>_p->r500fp.count)_p->r500fp.count=_nc;\
2125 #define bump_r500fp_const_count(ptr, new_count) do{\
2126 drm_r300_cmd_header_t* _p=((drm_r300_cmd_header_t*)(ptr));\
2127 int _nc=(new_count)/4; \
2128 assert(_nc < 256); \
2129 if(_nc>_p->r500fp.count)_p->r500fp.count=_nc;\
2132 static void r500SetupPixelShader(GLcontext
*ctx
)
2134 r300ContextPtr rmesa
= R300_CONTEXT(ctx
);
2135 struct r300_fragment_program
*fp
= rmesa
->selected_fp
;
2137 struct r500_fragment_program_code
*code
;
2139 ((drm_r300_cmd_header_t
*) rmesa
->hw
.r500fp
.cmd
)->r500fp
.count
= 0;
2140 ((drm_r300_cmd_header_t
*) rmesa
->hw
.r500fp_const
.cmd
)->r500fp
.count
= 0;
2142 code
= &fp
->code
.code
.r500
;
2144 R300_STATECHANGE(rmesa
, fp
);
2145 rmesa
->hw
.fp
.cmd
[R500_FP_PIXSIZE
] = code
->max_temp_idx
;
2147 rmesa
->hw
.fp
.cmd
[R500_FP_CODE_ADDR
] =
2148 R500_US_CODE_START_ADDR(0) |
2149 R500_US_CODE_END_ADDR(code
->inst_end
);
2150 rmesa
->hw
.fp
.cmd
[R500_FP_CODE_RANGE
] =
2151 R500_US_CODE_RANGE_ADDR(0) |
2152 R500_US_CODE_RANGE_SIZE(code
->inst_end
);
2153 rmesa
->hw
.fp
.cmd
[R500_FP_CODE_OFFSET
] =
2154 R500_US_CODE_OFFSET_ADDR(0);
2156 R300_STATECHANGE(rmesa
, r500fp
);
2157 /* Emit our shader... */
2158 for (i
= 0; i
< code
->inst_end
+1; i
++) {
2159 rmesa
->hw
.r500fp
.cmd
[i
*6+1] = code
->inst
[i
].inst0
;
2160 rmesa
->hw
.r500fp
.cmd
[i
*6+2] = code
->inst
[i
].inst1
;
2161 rmesa
->hw
.r500fp
.cmd
[i
*6+3] = code
->inst
[i
].inst2
;
2162 rmesa
->hw
.r500fp
.cmd
[i
*6+4] = code
->inst
[i
].inst3
;
2163 rmesa
->hw
.r500fp
.cmd
[i
*6+5] = code
->inst
[i
].inst4
;
2164 rmesa
->hw
.r500fp
.cmd
[i
*6+6] = code
->inst
[i
].inst5
;
2167 bump_r500fp_count(rmesa
->hw
.r500fp
.cmd
, (code
->inst_end
+ 1) * 6);
2169 R300_STATECHANGE(rmesa
, r500fp_const
);
2170 for (i
= 0; i
< fp
->code
.constants
.Count
; i
++) {
2172 const GLfloat
*constant
= get_fragmentprogram_constant(ctx
, i
, buffer
);
2173 rmesa
->hw
.r500fp_const
.cmd
[R300_FPP_PARAM_0
+ 4 * i
+ 0] = r300PackFloat32(constant
[0]);
2174 rmesa
->hw
.r500fp_const
.cmd
[R300_FPP_PARAM_0
+ 4 * i
+ 1] = r300PackFloat32(constant
[1]);
2175 rmesa
->hw
.r500fp_const
.cmd
[R300_FPP_PARAM_0
+ 4 * i
+ 2] = r300PackFloat32(constant
[2]);
2176 rmesa
->hw
.r500fp_const
.cmd
[R300_FPP_PARAM_0
+ 4 * i
+ 3] = r300PackFloat32(constant
[3]);
2178 bump_r500fp_const_count(rmesa
->hw
.r500fp_const
.cmd
, fp
->code
.constants
.Count
* 4);
2181 void r300SetupVAP(GLcontext
*ctx
, GLuint InputsRead
, GLuint OutputsWritten
)
2183 r300ContextPtr rmesa
= R300_CONTEXT( ctx
);
2184 struct vertex_attribute
*attrs
= rmesa
->vbuf
.attribs
;
2185 int i
, j
, reg_count
;
2186 uint32_t *vir0
= &rmesa
->hw
.vir
[0].cmd
[1];
2187 uint32_t *vir1
= &rmesa
->hw
.vir
[1].cmd
[1];
2189 for (i
= 0; i
< R300_VIR_CMDSIZE
-1; ++i
)
2190 vir0
[i
] = vir1
[i
] = 0;
2192 for (i
= 0, j
= 0; i
< rmesa
->vbuf
.num_attribs
; ++i
) {
2195 tmp
= attrs
[i
].data_type
| (attrs
[i
].dst_loc
<< R300_DST_VEC_LOC_SHIFT
);
2196 if (attrs
[i
]._signed
)
2198 if (attrs
[i
].normalize
)
2199 tmp
|= R300_NORMALIZE
;
2202 vir0
[j
] = tmp
<< R300_DATA_TYPE_0_SHIFT
;
2203 vir1
[j
] = attrs
[i
].swizzle
| (attrs
[i
].write_mask
<< R300_WRITE_ENA_SHIFT
);
2205 vir0
[j
] |= tmp
<< R300_DATA_TYPE_1_SHIFT
;
2206 vir1
[j
] |= (attrs
[i
].swizzle
| (attrs
[i
].write_mask
<< R300_WRITE_ENA_SHIFT
)) << R300_SWIZZLE1_SHIFT
;
2211 reg_count
= (rmesa
->vbuf
.num_attribs
+ 1) >> 1;
2212 if (rmesa
->vbuf
.num_attribs
% 2 != 0) {
2213 vir0
[reg_count
-1] |= R300_LAST_VEC
<< R300_DATA_TYPE_0_SHIFT
;
2215 vir0
[reg_count
-1] |= R300_LAST_VEC
<< R300_DATA_TYPE_1_SHIFT
;
2218 R300_STATECHANGE(rmesa
, vir
[0]);
2219 R300_STATECHANGE(rmesa
, vir
[1]);
2220 R300_STATECHANGE(rmesa
, vof
);
2221 R300_STATECHANGE(rmesa
, vic
);
2223 if (rmesa
->radeon
.radeonScreen
->kernel_mm
) {
2224 rmesa
->hw
.vir
[0].cmd
[0] &= 0xC000FFFF;
2225 rmesa
->hw
.vir
[1].cmd
[0] &= 0xC000FFFF;
2226 rmesa
->hw
.vir
[0].cmd
[0] |= (reg_count
& 0x3FFF) << 16;
2227 rmesa
->hw
.vir
[1].cmd
[0] |= (reg_count
& 0x3FFF) << 16;
2229 ((drm_r300_cmd_header_t
*) rmesa
->hw
.vir
[0].cmd
)->packet0
.count
= reg_count
;
2230 ((drm_r300_cmd_header_t
*) rmesa
->hw
.vir
[1].cmd
)->packet0
.count
= reg_count
;
2233 rmesa
->hw
.vic
.cmd
[R300_VIC_CNTL_0
] = r300VAPInputCntl0(ctx
, InputsRead
);
2234 rmesa
->hw
.vic
.cmd
[R300_VIC_CNTL_1
] = r300VAPInputCntl1(ctx
, InputsRead
);
2235 rmesa
->hw
.vof
.cmd
[R300_VOF_CNTL_0
] = r300VAPOutputCntl0(ctx
, OutputsWritten
);
2236 rmesa
->hw
.vof
.cmd
[R300_VOF_CNTL_1
] = r300VAPOutputCntl1(ctx
, OutputsWritten
);
2239 void r300UpdateShaderStates(r300ContextPtr rmesa
)
2242 ctx
= rmesa
->radeon
.glCtx
;
2244 /* should only happenen once, just after context is created */
2245 if (!ctx
->FragmentProgram
._Current
)
2248 r300SetEarlyZState(ctx
);
2250 r300SetupTextures(ctx
);
2252 rmesa
->vtbl
.SetupPixelShader(ctx
);
2254 rmesa
->vtbl
.SetupRSUnit(ctx
);
2256 if (rmesa
->options
.hw_tcl_enabled
) {
2257 r300SetupVertexProgram(rmesa
);
2262 * Called by Mesa after an internal state update.
2264 static void r300InvalidateState(GLcontext
* ctx
, GLuint new_state
)
2266 r300ContextPtr r300
= R300_CONTEXT(ctx
);
2268 _swrast_InvalidateState(ctx
, new_state
);
2269 _swsetup_InvalidateState(ctx
, new_state
);
2270 _vbo_InvalidateState(ctx
, new_state
);
2271 _tnl_InvalidateState(ctx
, new_state
);
2273 if (new_state
& _NEW_BUFFERS
) {
2274 _mesa_update_framebuffer(ctx
);
2275 /* this updates the DrawBuffer's Width/Height if it's a FBO */
2276 _mesa_update_draw_buffer_bounds(ctx
);
2278 R300_STATECHANGE(r300
, cb
);
2279 R300_STATECHANGE(r300
, zb
);
2282 if (new_state
& (_NEW_LIGHT
)) {
2283 R300_STATECHANGE(r300
, shade2
);
2284 if (ctx
->Light
.ProvokingVertex
== GL_LAST_VERTEX_CONVENTION
)
2285 r300
->hw
.shade2
.cmd
[1] |= R300_GA_COLOR_CONTROL_PROVOKING_VERTEX_LAST
;
2287 r300
->hw
.shade2
.cmd
[1] &= ~R300_GA_COLOR_CONTROL_PROVOKING_VERTEX_LAST
;
2290 r300
->radeon
.NewGLState
|= new_state
;
2294 * Calculate initial hardware state and register state functions.
2295 * Assumes that the command buffer and state atoms have been
2296 * initialized already.
2298 void r300InitState(r300ContextPtr r300
)
2300 r300ResetHwState(r300
);
2303 static void r300RenderMode(GLcontext
* ctx
, GLenum mode
)
2305 r300SwitchFallback(ctx
, R300_FALLBACK_RENDER_MODE
, ctx
->RenderMode
!= GL_RENDER
);
2309 * Initialize driver's state callback functions
2311 void r300InitStateFuncs(struct dd_function_table
*functions
)
2314 functions
->UpdateState
= r300InvalidateState
;
2315 functions
->AlphaFunc
= r300AlphaFunc
;
2316 functions
->BlendColor
= r300BlendColor
;
2317 functions
->BlendEquationSeparate
= r300BlendEquationSeparate
;
2318 functions
->BlendFuncSeparate
= r300BlendFuncSeparate
;
2319 functions
->Enable
= r300Enable
;
2320 functions
->ColorMask
= r300ColorMask
;
2321 functions
->DepthFunc
= r300DepthFunc
;
2322 functions
->DepthMask
= r300DepthMask
;
2323 functions
->CullFace
= r300CullFace
;
2324 functions
->FrontFace
= r300FrontFace
;
2325 functions
->ShadeModel
= r300ShadeModel
;
2326 functions
->LogicOpcode
= r300LogicOpcode
;
2328 /* ARB_point_parameters */
2329 functions
->PointParameterfv
= r300PointParameter
;
2331 /* Stencil related */
2332 functions
->StencilFuncSeparate
= r300StencilFuncSeparate
;
2333 functions
->StencilMaskSeparate
= r300StencilMaskSeparate
;
2334 functions
->StencilOpSeparate
= r300StencilOpSeparate
;
2336 /* Viewport related */
2337 functions
->Viewport
= r300Viewport
;
2338 functions
->DepthRange
= r300DepthRange
;
2339 functions
->PointSize
= r300PointSize
;
2340 functions
->LineWidth
= r300LineWidth
;
2342 functions
->PolygonOffset
= r300PolygonOffset
;
2343 functions
->PolygonMode
= r300PolygonMode
;
2345 functions
->RenderMode
= r300RenderMode
;
2347 functions
->ClipPlane
= r300ClipPlane
;
2348 functions
->Scissor
= radeonScissor
;
2350 functions
->DrawBuffer
= radeonDrawBuffer
;
2351 functions
->ReadBuffer
= radeonReadBuffer
;
2354 void r300InitShaderFunctions(r300ContextPtr r300
)
2356 if (r300
->radeon
.radeonScreen
->chip_family
>= CHIP_FAMILY_RV515
) {
2357 r300
->vtbl
.SetupRSUnit
= r500SetupRSUnit
;
2358 r300
->vtbl
.SetupPixelShader
= r500SetupPixelShader
;
2359 r300
->vtbl
.SetupFragmentShaderTextures
= r500SetupFragmentShaderTextures
;
2361 r300
->vtbl
.SetupRSUnit
= r300SetupRSUnit
;
2362 r300
->vtbl
.SetupPixelShader
= r300SetupPixelShader
;
2363 r300
->vtbl
.SetupFragmentShaderTextures
= r300SetupFragmentShaderTextures
;