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"
48 #include "main/texformat.h"
50 #include "swrast/swrast.h"
51 #include "swrast_setup/swrast_setup.h"
52 #include "shader/prog_parameter.h"
53 #include "shader/prog_statevars.h"
56 #include "tnl/t_vp_build.h"
58 #include "r300_context.h"
59 #include "r300_ioctl.h"
60 #include "r300_state.h"
62 #include "r300_emit.h"
64 #include "r300_fragprog_common.h"
65 #include "r300_render.h"
66 #include "r300_vertprog.h"
68 #include "drirenderbuffer.h"
70 static void r300BlendColor(GLcontext
* ctx
, const GLfloat cf
[4])
72 r300ContextPtr rmesa
= R300_CONTEXT(ctx
);
74 R300_STATECHANGE(rmesa
, blend_color
);
76 if (rmesa
->radeon
.radeonScreen
->chip_family
>= CHIP_FAMILY_RV515
) {
77 GLuint r
= IROUND(cf
[0]*1023.0f
);
78 GLuint g
= IROUND(cf
[1]*1023.0f
);
79 GLuint b
= IROUND(cf
[2]*1023.0f
);
80 GLuint a
= IROUND(cf
[3]*1023.0f
);
82 rmesa
->hw
.blend_color
.cmd
[1] = r
| (a
<< 16);
83 rmesa
->hw
.blend_color
.cmd
[2] = b
| (g
<< 16);
86 CLAMPED_FLOAT_TO_UBYTE(color
[0], cf
[0]);
87 CLAMPED_FLOAT_TO_UBYTE(color
[1], cf
[1]);
88 CLAMPED_FLOAT_TO_UBYTE(color
[2], cf
[2]);
89 CLAMPED_FLOAT_TO_UBYTE(color
[3], cf
[3]);
91 rmesa
->hw
.blend_color
.cmd
[1] = PACK_COLOR_8888(color
[3], color
[0],
97 * Calculate the hardware blend factor setting. This same function is used
98 * for source and destination of both alpha and RGB.
101 * The hardware register value for the specified blend factor. This value
102 * will need to be shifted into the correct position for either source or
103 * destination factor.
106 * Since the two cases where source and destination are handled differently
107 * are essentially error cases, they should never happen. Determine if these
108 * cases can be removed.
110 static int blend_factor(GLenum factor
, GLboolean is_src
)
114 return R300_BLEND_GL_ZERO
;
117 return R300_BLEND_GL_ONE
;
120 return R300_BLEND_GL_DST_COLOR
;
122 case GL_ONE_MINUS_DST_COLOR
:
123 return R300_BLEND_GL_ONE_MINUS_DST_COLOR
;
126 return R300_BLEND_GL_SRC_COLOR
;
128 case GL_ONE_MINUS_SRC_COLOR
:
129 return R300_BLEND_GL_ONE_MINUS_SRC_COLOR
;
132 return R300_BLEND_GL_SRC_ALPHA
;
134 case GL_ONE_MINUS_SRC_ALPHA
:
135 return R300_BLEND_GL_ONE_MINUS_SRC_ALPHA
;
138 return R300_BLEND_GL_DST_ALPHA
;
140 case GL_ONE_MINUS_DST_ALPHA
:
141 return R300_BLEND_GL_ONE_MINUS_DST_ALPHA
;
143 case GL_SRC_ALPHA_SATURATE
:
144 return (is_src
) ? R300_BLEND_GL_SRC_ALPHA_SATURATE
:
147 case GL_CONSTANT_COLOR
:
148 return R300_BLEND_GL_CONST_COLOR
;
150 case GL_ONE_MINUS_CONSTANT_COLOR
:
151 return R300_BLEND_GL_ONE_MINUS_CONST_COLOR
;
153 case GL_CONSTANT_ALPHA
:
154 return R300_BLEND_GL_CONST_ALPHA
;
156 case GL_ONE_MINUS_CONSTANT_ALPHA
:
157 return R300_BLEND_GL_ONE_MINUS_CONST_ALPHA
;
160 fprintf(stderr
, "unknown blend factor %x\n", factor
);
161 return (is_src
) ? R300_BLEND_GL_ONE
: R300_BLEND_GL_ZERO
;
167 * Sets both the blend equation and the blend function.
168 * This is done in a single
169 * function because some blend equations (i.e., \c GL_MIN and \c GL_MAX)
170 * change the interpretation of the blend function.
171 * Also, make sure that blend function and blend equation are set to their
172 * default value if color blending is not enabled, since at least blend
173 * equations GL_MIN and GL_FUNC_REVERSE_SUBTRACT will cause wrong results
174 * otherwise for unknown reasons.
177 /* helper function */
178 static void r300SetBlendCntl(r300ContextPtr r300
, int func
, int eqn
,
179 int cbits
, int funcA
, int eqnA
)
181 GLuint new_ablend
, new_cblend
;
185 "eqnA=%08x funcA=%08x eqn=%08x func=%08x cbits=%08x\n",
186 eqnA
, funcA
, eqn
, func
, cbits
);
188 new_ablend
= eqnA
| funcA
;
189 new_cblend
= eqn
| func
;
191 /* Some blend factor combinations don't seem to work when the
192 * BLEND_NO_SEPARATE bit is set.
194 * Especially problematic candidates are the ONE_MINUS_* flags,
195 * but I can't see a real pattern.
198 if (new_ablend
== new_cblend
) {
199 new_cblend
|= R300_DISCARD_SRC_PIXELS_SRC_ALPHA_0
;
204 if ((new_ablend
!= r300
->hw
.bld
.cmd
[R300_BLD_ABLEND
]) ||
205 (new_cblend
!= r300
->hw
.bld
.cmd
[R300_BLD_CBLEND
])) {
206 R300_STATECHANGE(r300
, bld
);
207 r300
->hw
.bld
.cmd
[R300_BLD_ABLEND
] = new_ablend
;
208 r300
->hw
.bld
.cmd
[R300_BLD_CBLEND
] = new_cblend
;
212 static void r300SetBlendState(GLcontext
* ctx
)
214 r300ContextPtr r300
= R300_CONTEXT(ctx
);
215 int func
= (R300_BLEND_GL_ONE
<< R300_SRC_BLEND_SHIFT
) |
216 (R300_BLEND_GL_ZERO
<< R300_DST_BLEND_SHIFT
);
217 int eqn
= R300_COMB_FCN_ADD_CLAMP
;
218 int funcA
= (R300_BLEND_GL_ONE
<< R300_SRC_BLEND_SHIFT
) |
219 (R300_BLEND_GL_ZERO
<< R300_DST_BLEND_SHIFT
);
220 int eqnA
= R300_COMB_FCN_ADD_CLAMP
;
222 if (RGBA_LOGICOP_ENABLED(ctx
) || !ctx
->Color
.BlendEnabled
) {
223 r300SetBlendCntl(r300
, func
, eqn
, 0, func
, eqn
);
228 (blend_factor(ctx
->Color
.BlendSrcRGB
, GL_TRUE
) <<
229 R300_SRC_BLEND_SHIFT
) | (blend_factor(ctx
->Color
.BlendDstRGB
,
231 R300_DST_BLEND_SHIFT
);
233 switch (ctx
->Color
.BlendEquationRGB
) {
235 eqn
= R300_COMB_FCN_ADD_CLAMP
;
238 case GL_FUNC_SUBTRACT
:
239 eqn
= R300_COMB_FCN_SUB_CLAMP
;
242 case GL_FUNC_REVERSE_SUBTRACT
:
243 eqn
= R300_COMB_FCN_RSUB_CLAMP
;
247 eqn
= R300_COMB_FCN_MIN
;
248 func
= (R300_BLEND_GL_ONE
<< R300_SRC_BLEND_SHIFT
) |
249 (R300_BLEND_GL_ONE
<< R300_DST_BLEND_SHIFT
);
253 eqn
= R300_COMB_FCN_MAX
;
254 func
= (R300_BLEND_GL_ONE
<< R300_SRC_BLEND_SHIFT
) |
255 (R300_BLEND_GL_ONE
<< R300_DST_BLEND_SHIFT
);
260 "[%s:%u] Invalid RGB blend equation (0x%04x).\n",
261 __FUNCTION__
, __LINE__
, ctx
->Color
.BlendEquationRGB
);
266 (blend_factor(ctx
->Color
.BlendSrcA
, GL_TRUE
) <<
267 R300_SRC_BLEND_SHIFT
) | (blend_factor(ctx
->Color
.BlendDstA
,
269 R300_DST_BLEND_SHIFT
);
271 switch (ctx
->Color
.BlendEquationA
) {
273 eqnA
= R300_COMB_FCN_ADD_CLAMP
;
276 case GL_FUNC_SUBTRACT
:
277 eqnA
= R300_COMB_FCN_SUB_CLAMP
;
280 case GL_FUNC_REVERSE_SUBTRACT
:
281 eqnA
= R300_COMB_FCN_RSUB_CLAMP
;
285 eqnA
= R300_COMB_FCN_MIN
;
286 funcA
= (R300_BLEND_GL_ONE
<< R300_SRC_BLEND_SHIFT
) |
287 (R300_BLEND_GL_ONE
<< R300_DST_BLEND_SHIFT
);
291 eqnA
= R300_COMB_FCN_MAX
;
292 funcA
= (R300_BLEND_GL_ONE
<< R300_SRC_BLEND_SHIFT
) |
293 (R300_BLEND_GL_ONE
<< R300_DST_BLEND_SHIFT
);
298 "[%s:%u] Invalid A blend equation (0x%04x).\n",
299 __FUNCTION__
, __LINE__
, ctx
->Color
.BlendEquationA
);
303 r300SetBlendCntl(r300
,
305 (R300_SEPARATE_ALPHA_ENABLE
|
307 R300_ALPHA_BLEND_ENABLE
), funcA
, eqnA
);
310 static void r300BlendEquationSeparate(GLcontext
* ctx
,
311 GLenum modeRGB
, GLenum modeA
)
313 r300SetBlendState(ctx
);
316 static void r300BlendFuncSeparate(GLcontext
* ctx
,
317 GLenum sfactorRGB
, GLenum dfactorRGB
,
318 GLenum sfactorA
, GLenum dfactorA
)
320 r300SetBlendState(ctx
);
324 * Translate LogicOp enums into hardware representation.
325 * Both use a very logical bit-wise layout, but unfortunately the order
326 * of bits is reversed.
328 static GLuint
translate_logicop(GLenum logicop
)
330 GLuint bits
= logicop
- GL_CLEAR
;
331 bits
= ((bits
& 1) << 3) | ((bits
& 2) << 1) | ((bits
& 4) >> 1) | ((bits
& 8) >> 3);
332 return bits
<< R300_RB3D_ROPCNTL_ROP_SHIFT
;
336 * Used internally to update the r300->hw hardware state to match the
337 * current OpenGL state.
339 static void r300SetLogicOpState(GLcontext
*ctx
)
341 r300ContextPtr r300
= R300_CONTEXT(ctx
);
342 R300_STATECHANGE(r300
, rop
);
343 if (RGBA_LOGICOP_ENABLED(ctx
)) {
344 r300
->hw
.rop
.cmd
[1] = R300_RB3D_ROPCNTL_ROP_ENABLE
|
345 translate_logicop(ctx
->Color
.LogicOp
);
347 r300
->hw
.rop
.cmd
[1] = 0;
352 * Called by Mesa when an application program changes the LogicOp state
355 static void r300LogicOpcode(GLcontext
*ctx
, GLenum logicop
)
357 if (RGBA_LOGICOP_ENABLED(ctx
))
358 r300SetLogicOpState(ctx
);
361 static void r300ClipPlane( GLcontext
*ctx
, GLenum plane
, const GLfloat
*eq
)
363 r300ContextPtr rmesa
= R300_CONTEXT(ctx
);
367 /* no VAP UCP on non-TCL chipsets */
368 if (!rmesa
->options
.hw_tcl_enabled
)
371 p
= (GLint
) plane
- (GLint
) GL_CLIP_PLANE0
;
372 ip
= (GLint
*)ctx
->Transform
._ClipUserPlane
[p
];
374 R300_STATECHANGE( rmesa
, vap_flush
);
375 R300_STATECHANGE( rmesa
, vpucp
[p
] );
376 rmesa
->hw
.vpucp
[p
].cmd
[R300_VPUCP_X
] = ip
[0];
377 rmesa
->hw
.vpucp
[p
].cmd
[R300_VPUCP_Y
] = ip
[1];
378 rmesa
->hw
.vpucp
[p
].cmd
[R300_VPUCP_Z
] = ip
[2];
379 rmesa
->hw
.vpucp
[p
].cmd
[R300_VPUCP_W
] = ip
[3];
382 static void r300SetClipPlaneState(GLcontext
* ctx
, GLenum cap
, GLboolean state
)
384 r300ContextPtr r300
= R300_CONTEXT(ctx
);
387 /* no VAP UCP on non-TCL chipsets */
388 if (!r300
->options
.hw_tcl_enabled
)
391 p
= cap
- GL_CLIP_PLANE0
;
392 R300_STATECHANGE(r300
, vap_clip_cntl
);
394 r300
->hw
.vap_clip_cntl
.cmd
[1] |= (R300_VAP_UCP_ENABLE_0
<< p
);
395 r300ClipPlane(ctx
, cap
, NULL
);
397 r300
->hw
.vap_clip_cntl
.cmd
[1] &= ~(R300_VAP_UCP_ENABLE_0
<< p
);
402 * Update our tracked culling state based on Mesa's state.
404 static void r300UpdateCulling(GLcontext
* ctx
)
406 r300ContextPtr r300
= R300_CONTEXT(ctx
);
409 if (ctx
->Polygon
.CullFlag
) {
410 switch (ctx
->Polygon
.CullFaceMode
) {
412 val
= R300_CULL_FRONT
;
415 val
= R300_CULL_BACK
;
417 case GL_FRONT_AND_BACK
:
418 val
= R300_CULL_FRONT
| R300_CULL_BACK
;
425 switch (ctx
->Polygon
.FrontFace
) {
427 val
|= R300_FRONT_FACE_CW
;
430 val
|= R300_FRONT_FACE_CCW
;
436 /* Winding is inverted when rendering to FBO */
437 if (ctx
->DrawBuffer
&& ctx
->DrawBuffer
->Name
)
438 val
^= R300_FRONT_FACE_CW
;
440 R300_STATECHANGE(r300
, cul
);
441 r300
->hw
.cul
.cmd
[R300_CUL_CULL
] = val
;
444 static void r300SetPolygonOffsetState(GLcontext
* ctx
, GLboolean state
)
446 r300ContextPtr r300
= R300_CONTEXT(ctx
);
448 R300_STATECHANGE(r300
, occlusion_cntl
);
450 r300
->hw
.occlusion_cntl
.cmd
[1] |= (3 << 0);
452 r300
->hw
.occlusion_cntl
.cmd
[1] &= ~(3 << 0);
456 static GLboolean
current_fragment_program_writes_depth(GLcontext
* ctx
)
458 r300ContextPtr r300
= R300_CONTEXT(ctx
);
460 return ctx
->FragmentProgram
._Current
&& r300
->selected_fp
->code
.writes_depth
;
463 static void r300SetEarlyZState(GLcontext
* ctx
)
465 r300ContextPtr r300
= R300_CONTEXT(ctx
);
466 GLuint topZ
= R300_ZTOP_ENABLE
;
467 GLuint w_fmt
, fgdepthsrc
;
469 if (ctx
->Color
.AlphaEnabled
&& ctx
->Color
.AlphaFunc
!= GL_ALWAYS
)
470 topZ
= R300_ZTOP_DISABLE
;
471 else if (current_fragment_program_writes_depth(ctx
))
472 topZ
= R300_ZTOP_DISABLE
;
473 else if (ctx
->FragmentProgram
._Current
&& ctx
->FragmentProgram
._Current
->UsesKill
)
474 topZ
= R300_ZTOP_DISABLE
;
475 else if (r300
->radeon
.query
.current
)
476 topZ
= R300_ZTOP_DISABLE
;
478 if (topZ
!= r300
->hw
.zstencil_format
.cmd
[2]) {
479 /* Note: This completely reemits the stencil format.
480 * I have not tested whether this is strictly necessary,
481 * or if emitting a write to ZB_ZTOP is enough.
483 R300_STATECHANGE(r300
, zstencil_format
);
484 r300
->hw
.zstencil_format
.cmd
[2] = topZ
;
487 /* w_fmt value is set to get best performance
488 * see p.130 R5xx 3D acceleration guide v1.3 */
489 if (current_fragment_program_writes_depth(ctx
)) {
490 fgdepthsrc
= R300_FG_DEPTH_SRC_SHADER
;
491 w_fmt
= R300_W_FMT_W24
| R300_W_SRC_US
;
493 fgdepthsrc
= R300_FG_DEPTH_SRC_SCAN
;
494 w_fmt
= R300_W_FMT_W0
| R300_W_SRC_US
;
497 if (w_fmt
!= r300
->hw
.us_out_fmt
.cmd
[5]) {
498 R300_STATECHANGE(r300
, us_out_fmt
);
499 r300
->hw
.us_out_fmt
.cmd
[5] = w_fmt
;
502 if (fgdepthsrc
!= r300
->hw
.fg_depth_src
.cmd
[1]) {
503 R300_STATECHANGE(r300
, fg_depth_src
);
504 r300
->hw
.fg_depth_src
.cmd
[1] = fgdepthsrc
;
508 static void r300SetAlphaState(GLcontext
* ctx
)
510 r300ContextPtr r300
= R300_CONTEXT(ctx
);
512 uint32_t pp_misc
= 0x0;
513 GLboolean really_enabled
= ctx
->Color
.AlphaEnabled
;
515 CLAMPED_FLOAT_TO_UBYTE(refByte
, ctx
->Color
.AlphaRef
);
517 switch (ctx
->Color
.AlphaFunc
) {
519 pp_misc
|= R300_FG_ALPHA_FUNC_NEVER
;
522 pp_misc
|= R300_FG_ALPHA_FUNC_LESS
;
525 pp_misc
|= R300_FG_ALPHA_FUNC_EQUAL
;
528 pp_misc
|= R300_FG_ALPHA_FUNC_LE
;
531 pp_misc
|= R300_FG_ALPHA_FUNC_GREATER
;
534 pp_misc
|= R300_FG_ALPHA_FUNC_NOTEQUAL
;
537 pp_misc
|= R300_FG_ALPHA_FUNC_GE
;
540 /*pp_misc |= FG_ALPHA_FUNC_ALWAYS; */
541 really_enabled
= GL_FALSE
;
545 if (really_enabled
) {
546 pp_misc
|= R300_FG_ALPHA_FUNC_ENABLE
;
547 pp_misc
|= R500_FG_ALPHA_FUNC_8BIT
;
548 pp_misc
|= (refByte
& R300_FG_ALPHA_FUNC_VAL_MASK
);
553 R300_STATECHANGE(r300
, at
);
554 r300
->hw
.at
.cmd
[R300_AT_ALPHA_TEST
] = pp_misc
;
555 r300
->hw
.at
.cmd
[R300_AT_UNKNOWN
] = 0;
558 static void r300AlphaFunc(GLcontext
* ctx
, GLenum func
, GLfloat ref
)
562 r300SetAlphaState(ctx
);
565 static int translate_func(int func
)
569 return R300_ZS_NEVER
;
573 return R300_ZS_EQUAL
;
575 return R300_ZS_LEQUAL
;
577 return R300_ZS_GREATER
;
579 return R300_ZS_NOTEQUAL
;
581 return R300_ZS_GEQUAL
;
583 return R300_ZS_ALWAYS
;
588 static void r300SetDepthState(GLcontext
* ctx
)
590 r300ContextPtr r300
= R300_CONTEXT(ctx
);
592 R300_STATECHANGE(r300
, zs
);
593 r300
->hw
.zs
.cmd
[R300_ZS_CNTL_0
] &= (R300_STENCIL_ENABLE
|
594 R300_STENCIL_FRONT_BACK
|
595 R500_STENCIL_REFMASK_FRONT_BACK
);
596 r300
->hw
.zs
.cmd
[R300_ZS_CNTL_1
] &= ~(R300_ZS_MASK
<< R300_Z_FUNC_SHIFT
);
598 if (ctx
->Depth
.Test
) {
599 r300
->hw
.zs
.cmd
[R300_ZS_CNTL_0
] |= R300_Z_ENABLE
;
601 r300
->hw
.zs
.cmd
[R300_ZS_CNTL_0
] |= R300_Z_WRITE_ENABLE
;
602 r300
->hw
.zs
.cmd
[R300_ZS_CNTL_1
] |=
603 translate_func(ctx
->Depth
.Func
) << R300_Z_FUNC_SHIFT
;
607 static void r300CatchStencilFallback(GLcontext
*ctx
)
609 r300ContextPtr rmesa
= R300_CONTEXT(ctx
);
610 const unsigned back
= ctx
->Stencil
._BackFace
;
612 if (rmesa
->radeon
.radeonScreen
->kernel_mm
&&
613 (rmesa
->radeon
.radeonScreen
->chip_family
>= CHIP_FAMILY_RV515
)) {
614 r300SwitchFallback(ctx
, R300_FALLBACK_STENCIL_TWOSIDE
, GL_FALSE
);
615 } else if (ctx
->Stencil
._Enabled
&&
616 (ctx
->Stencil
.Ref
[0] != ctx
->Stencil
.Ref
[back
]
617 || ctx
->Stencil
.ValueMask
[0] != ctx
->Stencil
.ValueMask
[back
]
618 || ctx
->Stencil
.WriteMask
[0] != ctx
->Stencil
.WriteMask
[back
])) {
619 r300SwitchFallback(ctx
, R300_FALLBACK_STENCIL_TWOSIDE
, GL_TRUE
);
621 r300SwitchFallback(ctx
, R300_FALLBACK_STENCIL_TWOSIDE
, GL_FALSE
);
625 static void r300SetStencilState(GLcontext
* ctx
, GLboolean state
)
627 r300ContextPtr r300
= R300_CONTEXT(ctx
);
628 GLboolean hw_stencil
= GL_FALSE
;
630 r300CatchStencilFallback(ctx
);
632 if (ctx
->DrawBuffer
) {
633 struct radeon_renderbuffer
*rrbStencil
634 = radeon_get_renderbuffer(ctx
->DrawBuffer
, BUFFER_STENCIL
);
635 hw_stencil
= (rrbStencil
&& rrbStencil
->bo
);
639 R300_STATECHANGE(r300
, zs
);
641 r300
->hw
.zs
.cmd
[R300_ZS_CNTL_0
] |=
644 r300
->hw
.zs
.cmd
[R300_ZS_CNTL_0
] &=
645 ~R300_STENCIL_ENABLE
;
650 static void r300UpdatePolygonMode(GLcontext
* ctx
)
652 r300ContextPtr r300
= R300_CONTEXT(ctx
);
653 uint32_t hw_mode
= R300_GA_POLY_MODE_DISABLE
;
655 /* Only do something if a polygon mode is wanted, default is GL_FILL */
656 if (ctx
->Polygon
.FrontMode
!= GL_FILL
||
657 ctx
->Polygon
.BackMode
!= GL_FILL
) {
660 /* Handle GL_CW (clock wise and GL_CCW (counter clock wise)
661 * correctly by selecting the correct front and back face
663 if (ctx
->Polygon
.FrontFace
== GL_CCW
) {
664 f
= ctx
->Polygon
.FrontMode
;
665 b
= ctx
->Polygon
.BackMode
;
667 f
= ctx
->Polygon
.BackMode
;
668 b
= ctx
->Polygon
.FrontMode
;
671 /* Enable polygon mode */
672 hw_mode
|= R300_GA_POLY_MODE_DUAL
;
676 hw_mode
|= R300_GA_POLY_MODE_FRONT_PTYPE_LINE
;
679 hw_mode
|= R300_GA_POLY_MODE_FRONT_PTYPE_POINT
;
682 hw_mode
|= R300_GA_POLY_MODE_FRONT_PTYPE_TRI
;
688 hw_mode
|= R300_GA_POLY_MODE_BACK_PTYPE_LINE
;
691 hw_mode
|= R300_GA_POLY_MODE_BACK_PTYPE_POINT
;
694 hw_mode
|= R300_GA_POLY_MODE_BACK_PTYPE_TRI
;
699 if (r300
->hw
.polygon_mode
.cmd
[1] != hw_mode
) {
700 R300_STATECHANGE(r300
, polygon_mode
);
701 r300
->hw
.polygon_mode
.cmd
[1] = hw_mode
;
704 r300
->hw
.polygon_mode
.cmd
[2] = 0x00000001;
705 r300
->hw
.polygon_mode
.cmd
[3] = 0x00000000;
709 * Change the culling mode.
711 * \note Mesa already filters redundant calls to this function.
713 static void r300CullFace(GLcontext
* ctx
, GLenum mode
)
717 r300UpdateCulling(ctx
);
721 * Change the polygon orientation.
723 * \note Mesa already filters redundant calls to this function.
725 static void r300FrontFace(GLcontext
* ctx
, GLenum mode
)
729 r300UpdateCulling(ctx
);
730 r300UpdatePolygonMode(ctx
);
734 * Change the depth testing function.
736 * \note Mesa already filters redundant calls to this function.
738 static void r300DepthFunc(GLcontext
* ctx
, GLenum func
)
741 r300SetDepthState(ctx
);
745 * Enable/Disable depth writing.
747 * \note Mesa already filters redundant calls to this function.
749 static void r300DepthMask(GLcontext
* ctx
, GLboolean mask
)
752 r300SetDepthState(ctx
);
756 * Handle glColorMask()
758 static void r300ColorMask(GLcontext
* ctx
,
759 GLboolean r
, GLboolean g
, GLboolean b
, GLboolean a
)
761 r300ContextPtr r300
= R300_CONTEXT(ctx
);
762 int mask
= (r
? RB3D_COLOR_CHANNEL_MASK_RED_MASK0
: 0) |
763 (g
? RB3D_COLOR_CHANNEL_MASK_GREEN_MASK0
: 0) |
764 (b
? RB3D_COLOR_CHANNEL_MASK_BLUE_MASK0
: 0) |
765 (a
? RB3D_COLOR_CHANNEL_MASK_ALPHA_MASK0
: 0);
767 if (mask
!= r300
->hw
.cmk
.cmd
[R300_CMK_COLORMASK
]) {
768 R300_STATECHANGE(r300
, cmk
);
769 r300
->hw
.cmk
.cmd
[R300_CMK_COLORMASK
] = mask
;
773 /* =============================================================
776 static void r300PointSize(GLcontext
* ctx
, GLfloat size
)
778 r300ContextPtr r300
= R300_CONTEXT(ctx
);
780 /* We need to clamp to user defined range here, because
781 * the HW clamping happens only for per vertex point size. */
782 size
= CLAMP(size
, ctx
->Point
.MinSize
, ctx
->Point
.MaxSize
);
784 /* same size limits for AA, non-AA points */
785 size
= CLAMP(size
, ctx
->Const
.MinPointSize
, ctx
->Const
.MaxPointSize
);
787 R300_STATECHANGE(r300
, ps
);
788 r300
->hw
.ps
.cmd
[R300_PS_POINTSIZE
] =
789 ((int)(size
* 6) << R300_POINTSIZE_X_SHIFT
) |
790 ((int)(size
* 6) << R300_POINTSIZE_Y_SHIFT
);
793 static void r300PointParameter(GLcontext
* ctx
, GLenum pname
, const GLfloat
* param
)
795 r300ContextPtr r300
= R300_CONTEXT(ctx
);
798 case GL_POINT_SIZE_MIN
:
799 R300_STATECHANGE(r300
, ga_point_minmax
);
800 r300
->hw
.ga_point_minmax
.cmd
[1] &= ~R300_GA_POINT_MINMAX_MIN_MASK
;
801 r300
->hw
.ga_point_minmax
.cmd
[1] |= (GLuint
)(ctx
->Point
.MinSize
* 6.0);
803 case GL_POINT_SIZE_MAX
:
804 R300_STATECHANGE(r300
, ga_point_minmax
);
805 r300
->hw
.ga_point_minmax
.cmd
[1] &= ~R300_GA_POINT_MINMAX_MAX_MASK
;
806 r300
->hw
.ga_point_minmax
.cmd
[1] |= (GLuint
)(ctx
->Point
.MaxSize
* 6.0)
807 << R300_GA_POINT_MINMAX_MAX_SHIFT
;
809 case GL_POINT_DISTANCE_ATTENUATION
:
811 case GL_POINT_FADE_THRESHOLD_SIZE
:
818 /* =============================================================
821 static void r300LineWidth(GLcontext
* ctx
, GLfloat widthf
)
823 r300ContextPtr r300
= R300_CONTEXT(ctx
);
825 widthf
= CLAMP(widthf
,
826 ctx
->Const
.MinPointSize
,
827 ctx
->Const
.MaxPointSize
);
828 R300_STATECHANGE(r300
, lcntl
);
829 r300
->hw
.lcntl
.cmd
[1] =
830 R300_LINE_CNT_HO
| R300_LINE_CNT_VE
| (int)(widthf
* 6.0);
833 static void r300PolygonMode(GLcontext
* ctx
, GLenum face
, GLenum mode
)
838 r300UpdatePolygonMode(ctx
);
841 /* =============================================================
845 static int translate_stencil_op(int op
)
853 return R300_ZS_REPLACE
;
858 case GL_INCR_WRAP_EXT
:
859 return R300_ZS_INCR_WRAP
;
860 case GL_DECR_WRAP_EXT
:
861 return R300_ZS_DECR_WRAP
;
863 return R300_ZS_INVERT
;
865 WARN_ONCE("Do not know how to translate stencil op");
871 static void r300ShadeModel(GLcontext
* ctx
, GLenum mode
)
873 r300ContextPtr rmesa
= R300_CONTEXT(ctx
);
875 R300_STATECHANGE(rmesa
, shade
);
876 rmesa
->hw
.shade
.cmd
[1] = 0x00000002;
877 R300_STATECHANGE(rmesa
, shade2
);
880 rmesa
->hw
.shade2
.cmd
[1] = R300_RE_SHADE_MODEL_FLAT
;
883 rmesa
->hw
.shade2
.cmd
[1] = R300_RE_SHADE_MODEL_SMOOTH
;
888 rmesa
->hw
.shade2
.cmd
[2] = 0x00000000;
889 rmesa
->hw
.shade2
.cmd
[3] = 0x00000000;
892 static void r300StencilFuncSeparate(GLcontext
* ctx
, GLenum face
,
893 GLenum func
, GLint ref
, GLuint mask
)
895 r300ContextPtr rmesa
= R300_CONTEXT(ctx
);
898 const unsigned back
= ctx
->Stencil
._BackFace
;
900 r300CatchStencilFallback(ctx
);
902 refmask
= ((ctx
->Stencil
.Ref
[0] & 0xff) << R300_STENCILREF_SHIFT
)
903 | ((ctx
->Stencil
.ValueMask
[0] & 0xff) << R300_STENCILMASK_SHIFT
);
905 R300_STATECHANGE(rmesa
, zs
);
906 rmesa
->hw
.zs
.cmd
[R300_ZS_CNTL_0
] |= R300_STENCIL_FRONT_BACK
;
907 rmesa
->hw
.zs
.cmd
[R300_ZS_CNTL_1
] &= ~((R300_ZS_MASK
<<
908 R300_S_FRONT_FUNC_SHIFT
)
910 R300_S_BACK_FUNC_SHIFT
));
912 rmesa
->hw
.zs
.cmd
[R300_ZS_CNTL_2
] &=
913 ~((R300_STENCILREF_MASK
<< R300_STENCILREF_SHIFT
) |
914 (R300_STENCILREF_MASK
<< R300_STENCILMASK_SHIFT
));
916 flag
= translate_func(ctx
->Stencil
.Function
[0]);
917 rmesa
->hw
.zs
.cmd
[R300_ZS_CNTL_1
] |=
918 (flag
<< R300_S_FRONT_FUNC_SHIFT
);
920 flag
= translate_func(ctx
->Stencil
.Function
[back
]);
922 rmesa
->hw
.zs
.cmd
[R300_ZS_CNTL_1
] |=
923 (flag
<< R300_S_BACK_FUNC_SHIFT
);
924 rmesa
->hw
.zs
.cmd
[R300_ZS_CNTL_2
] |= refmask
;
926 if (rmesa
->radeon
.radeonScreen
->chip_family
>= CHIP_FAMILY_RV515
) {
927 rmesa
->hw
.zs
.cmd
[R300_ZS_CNTL_0
] |= R500_STENCIL_REFMASK_FRONT_BACK
;
928 R300_STATECHANGE(rmesa
, zsb
);
929 refmask
= ((ctx
->Stencil
.Ref
[back
] & 0xff) << R300_STENCILREF_SHIFT
)
930 | ((ctx
->Stencil
.ValueMask
[back
] & 0xff) << R300_STENCILMASK_SHIFT
);
932 rmesa
->hw
.zsb
.cmd
[R300_ZSB_CNTL_0
] &=
933 ~((R300_STENCILREF_MASK
<< R300_STENCILREF_SHIFT
) |
934 (R300_STENCILREF_MASK
<< R300_STENCILMASK_SHIFT
));
935 rmesa
->hw
.zsb
.cmd
[R300_ZSB_CNTL_0
] |= refmask
;
939 static void r300StencilMaskSeparate(GLcontext
* ctx
, GLenum face
, GLuint mask
)
941 r300ContextPtr rmesa
= R300_CONTEXT(ctx
);
942 const unsigned back
= ctx
->Stencil
._BackFace
;
944 r300CatchStencilFallback(ctx
);
946 R300_STATECHANGE(rmesa
, zs
);
947 rmesa
->hw
.zs
.cmd
[R300_ZS_CNTL_2
] &=
948 ~(R300_STENCILREF_MASK
<<
949 R300_STENCILWRITEMASK_SHIFT
);
950 rmesa
->hw
.zs
.cmd
[R300_ZS_CNTL_2
] |=
952 WriteMask
[0] & R300_STENCILREF_MASK
) <<
953 R300_STENCILWRITEMASK_SHIFT
;
954 if (rmesa
->radeon
.radeonScreen
->chip_family
>= CHIP_FAMILY_RV515
) {
955 R300_STATECHANGE(rmesa
, zsb
);
956 rmesa
->hw
.zsb
.cmd
[R300_ZSB_CNTL_0
] |=
958 WriteMask
[back
] & R300_STENCILREF_MASK
) <<
959 R300_STENCILWRITEMASK_SHIFT
;
963 static void r300StencilOpSeparate(GLcontext
* ctx
, GLenum face
,
964 GLenum fail
, GLenum zfail
, GLenum zpass
)
966 r300ContextPtr rmesa
= R300_CONTEXT(ctx
);
967 const unsigned back
= ctx
->Stencil
._BackFace
;
969 r300CatchStencilFallback(ctx
);
971 R300_STATECHANGE(rmesa
, zs
);
972 /* It is easier to mask what's left.. */
973 rmesa
->hw
.zs
.cmd
[R300_ZS_CNTL_1
] &=
974 (R300_ZS_MASK
<< R300_Z_FUNC_SHIFT
) |
975 (R300_ZS_MASK
<< R300_S_FRONT_FUNC_SHIFT
) |
976 (R300_ZS_MASK
<< R300_S_BACK_FUNC_SHIFT
);
978 rmesa
->hw
.zs
.cmd
[R300_ZS_CNTL_1
] |=
979 (translate_stencil_op(ctx
->Stencil
.FailFunc
[0]) <<
980 R300_S_FRONT_SFAIL_OP_SHIFT
)
981 | (translate_stencil_op(ctx
->Stencil
.ZFailFunc
[0]) <<
982 R300_S_FRONT_ZFAIL_OP_SHIFT
)
983 | (translate_stencil_op(ctx
->Stencil
.ZPassFunc
[0]) <<
984 R300_S_FRONT_ZPASS_OP_SHIFT
);
986 rmesa
->hw
.zs
.cmd
[R300_ZS_CNTL_1
] |=
987 (translate_stencil_op(ctx
->Stencil
.FailFunc
[back
]) <<
988 R300_S_BACK_SFAIL_OP_SHIFT
)
989 | (translate_stencil_op(ctx
->Stencil
.ZFailFunc
[back
]) <<
990 R300_S_BACK_ZFAIL_OP_SHIFT
)
991 | (translate_stencil_op(ctx
->Stencil
.ZPassFunc
[back
]) <<
992 R300_S_BACK_ZPASS_OP_SHIFT
);
995 /* =============================================================
996 * Window position and viewport transformation
999 static void r300UpdateWindow(GLcontext
* ctx
)
1001 r300ContextPtr rmesa
= R300_CONTEXT(ctx
);
1002 __DRIdrawablePrivate
*dPriv
= radeon_get_drawable(&rmesa
->radeon
);
1003 GLfloat xoffset
= dPriv
? (GLfloat
) dPriv
->x
: 0;
1004 GLfloat yoffset
= dPriv
? (GLfloat
) dPriv
->y
+ dPriv
->h
: 0;
1005 const GLfloat
*v
= ctx
->Viewport
._WindowMap
.m
;
1006 const GLfloat depthScale
= 1.0F
/ ctx
->DrawBuffer
->_DepthMaxF
;
1007 const GLboolean render_to_fbo
= (ctx
->DrawBuffer
->Name
!= 0);
1008 GLfloat y_scale
, y_bias
;
1010 if (render_to_fbo
) {
1018 GLfloat sx
= v
[MAT_SX
];
1019 GLfloat tx
= v
[MAT_TX
] + xoffset
;
1020 GLfloat sy
= v
[MAT_SY
] * y_scale
;
1021 GLfloat ty
= (v
[MAT_TY
] * y_scale
) + y_bias
;
1022 GLfloat sz
= v
[MAT_SZ
] * depthScale
;
1023 GLfloat tz
= v
[MAT_TZ
] * depthScale
;
1025 R300_STATECHANGE(rmesa
, vpt
);
1027 rmesa
->hw
.vpt
.cmd
[R300_VPT_XSCALE
] = r300PackFloat32(sx
);
1028 rmesa
->hw
.vpt
.cmd
[R300_VPT_XOFFSET
] = r300PackFloat32(tx
);
1029 rmesa
->hw
.vpt
.cmd
[R300_VPT_YSCALE
] = r300PackFloat32(sy
);
1030 rmesa
->hw
.vpt
.cmd
[R300_VPT_YOFFSET
] = r300PackFloat32(ty
);
1031 rmesa
->hw
.vpt
.cmd
[R300_VPT_ZSCALE
] = r300PackFloat32(sz
);
1032 rmesa
->hw
.vpt
.cmd
[R300_VPT_ZOFFSET
] = r300PackFloat32(tz
);
1035 static void r300Viewport(GLcontext
* ctx
, GLint x
, GLint y
,
1036 GLsizei width
, GLsizei height
)
1038 /* Don't pipeline viewport changes, conflict with window offset
1039 * setting below. Could apply deltas to rescue pipelined viewport
1040 * values, or keep the originals hanging around.
1042 r300UpdateWindow(ctx
);
1044 radeon_viewport(ctx
, x
, y
, width
, height
);
1047 static void r300DepthRange(GLcontext
* ctx
, GLclampd nearval
, GLclampd farval
)
1049 r300UpdateWindow(ctx
);
1052 void r300UpdateViewportOffset(GLcontext
* ctx
)
1054 r300ContextPtr rmesa
= R300_CONTEXT(ctx
);
1055 __DRIdrawablePrivate
*dPriv
= radeon_get_drawable(&rmesa
->radeon
);
1056 GLfloat xoffset
= (GLfloat
) dPriv
->x
;
1057 GLfloat yoffset
= (GLfloat
) dPriv
->y
+ dPriv
->h
;
1058 const GLfloat
*v
= ctx
->Viewport
._WindowMap
.m
;
1060 GLfloat tx
= v
[MAT_TX
] + xoffset
;
1061 GLfloat ty
= (-v
[MAT_TY
]) + yoffset
;
1063 if (rmesa
->hw
.vpt
.cmd
[R300_VPT_XOFFSET
] != r300PackFloat32(tx
) ||
1064 rmesa
->hw
.vpt
.cmd
[R300_VPT_YOFFSET
] != r300PackFloat32(ty
)) {
1065 /* Note: this should also modify whatever data the context reset
1068 R300_STATECHANGE(rmesa
, vpt
);
1069 rmesa
->hw
.vpt
.cmd
[R300_VPT_XOFFSET
] = r300PackFloat32(tx
);
1070 rmesa
->hw
.vpt
.cmd
[R300_VPT_YOFFSET
] = r300PackFloat32(ty
);
1074 radeonUpdateScissor(ctx
);
1078 * Update R300's own internal state parameters.
1079 * For now just STATE_R300_WINDOW_DIMENSION
1081 static void r300UpdateStateParameters(GLcontext
* ctx
, GLuint new_state
)
1083 r300ContextPtr rmesa
= R300_CONTEXT(ctx
);
1084 struct gl_program_parameter_list
*paramList
;
1086 if (!(new_state
& (_NEW_BUFFERS
| _NEW_PROGRAM
| _NEW_PROGRAM_CONSTANTS
)))
1089 if (!ctx
->FragmentProgram
._Current
|| !rmesa
->selected_fp
)
1092 paramList
= ctx
->FragmentProgram
._Current
->Base
.Parameters
;
1097 _mesa_load_state_parameters(ctx
, paramList
);
1100 /* =============================================================
1103 static void r300PolygonOffset(GLcontext
* ctx
, GLfloat factor
, GLfloat units
)
1105 r300ContextPtr rmesa
= R300_CONTEXT(ctx
);
1106 GLfloat constant
= units
;
1108 switch (ctx
->Visual
.depthBits
) {
1119 /* fprintf(stderr, "%s f:%f u:%f\n", __FUNCTION__, factor, constant); */
1121 R300_STATECHANGE(rmesa
, zbs
);
1122 rmesa
->hw
.zbs
.cmd
[R300_ZBS_T_FACTOR
] = r300PackFloat32(factor
);
1123 rmesa
->hw
.zbs
.cmd
[R300_ZBS_T_CONSTANT
] = r300PackFloat32(constant
);
1124 rmesa
->hw
.zbs
.cmd
[R300_ZBS_W_FACTOR
] = r300PackFloat32(factor
);
1125 rmesa
->hw
.zbs
.cmd
[R300_ZBS_W_CONSTANT
] = r300PackFloat32(constant
);
1128 /* Routing and texture-related */
1130 /* r300 doesnt handle GL_CLAMP and GL_MIRROR_CLAMP_EXT correctly when filter is NEAREST.
1131 * Since texwrap produces same results for GL_CLAMP and GL_CLAMP_TO_EDGE we use them instead.
1132 * We need to recalculate wrap modes whenever filter mode is changed because someone might do:
1133 * glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
1134 * glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP);
1135 * glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
1136 * Since r300 completely ignores R300_TX_CLAMP when either min or mag is nearest it cant handle
1137 * combinations where only one of them is nearest.
1139 static unsigned long gen_fixed_filter(unsigned long f
)
1141 unsigned long mag
, min
, needs_fixing
= 0;
1144 /* We ignore MIRROR bit so we dont have to do everything twice */
1145 if ((f
& ((7 - 1) << R300_TX_WRAP_S_SHIFT
)) ==
1146 (R300_TX_CLAMP
<< R300_TX_WRAP_S_SHIFT
)) {
1149 if ((f
& ((7 - 1) << R300_TX_WRAP_T_SHIFT
)) ==
1150 (R300_TX_CLAMP
<< R300_TX_WRAP_T_SHIFT
)) {
1153 if ((f
& ((7 - 1) << R300_TX_WRAP_R_SHIFT
)) ==
1154 (R300_TX_CLAMP
<< R300_TX_WRAP_R_SHIFT
)) {
1161 mag
= f
& R300_TX_MAG_FILTER_MASK
;
1162 min
= f
& (R300_TX_MIN_FILTER_MASK
|R300_TX_MIN_FILTER_MIP_MASK
);
1164 /* TODO: Check for anisto filters too */
1165 if ((mag
!= R300_TX_MAG_FILTER_NEAREST
)
1166 && (min
!= R300_TX_MIN_FILTER_NEAREST
))
1169 /* r300 cant handle these modes hence we force nearest to linear */
1170 if ((mag
== R300_TX_MAG_FILTER_NEAREST
)
1171 && (min
!= R300_TX_MIN_FILTER_NEAREST
)) {
1172 f
&= ~R300_TX_MAG_FILTER_NEAREST
;
1173 f
|= R300_TX_MAG_FILTER_LINEAR
;
1177 if ((min
== R300_TX_MIN_FILTER_NEAREST
)
1178 && (mag
!= R300_TX_MAG_FILTER_NEAREST
)) {
1179 f
&= ~R300_TX_MIN_FILTER_NEAREST
;
1180 f
|= R300_TX_MIN_FILTER_LINEAR
;
1184 /* Both are nearest */
1185 if (needs_fixing
& 1) {
1186 f
&= ~((7 - 1) << R300_TX_WRAP_S_SHIFT
);
1187 f
|= R300_TX_CLAMP_TO_EDGE
<< R300_TX_WRAP_S_SHIFT
;
1189 if (needs_fixing
& 2) {
1190 f
&= ~((7 - 1) << R300_TX_WRAP_T_SHIFT
);
1191 f
|= R300_TX_CLAMP_TO_EDGE
<< R300_TX_WRAP_T_SHIFT
;
1193 if (needs_fixing
& 4) {
1194 f
&= ~((7 - 1) << R300_TX_WRAP_R_SHIFT
);
1195 f
|= R300_TX_CLAMP_TO_EDGE
<< R300_TX_WRAP_R_SHIFT
;
1200 static void r300SetupFragmentShaderTextures(GLcontext
*ctx
, int *tmu_mappings
)
1202 r300ContextPtr r300
= R300_CONTEXT(ctx
);
1204 struct r300_fragment_program_code
*code
= &r300
->selected_fp
->code
.code
.r300
;
1206 R300_STATECHANGE(r300
, fpt
);
1208 for (i
= 0; i
< code
->tex
.length
; i
++) {
1213 unit
= code
->tex
.inst
[i
] >> R300_TEX_ID_SHIFT
;
1216 val
= code
->tex
.inst
[i
];
1217 val
&= ~R300_TEX_ID_MASK
;
1220 (val
& R300_TEX_INST_MASK
) >> R300_TEX_INST_SHIFT
;
1221 if (opcode
== R300_TEX_OP_KIL
) {
1222 r300
->hw
.fpt
.cmd
[R300_FPT_INSTR_0
+ i
] = val
;
1224 if (tmu_mappings
[unit
] >= 0) {
1226 tmu_mappings
[unit
] <<
1228 r300
->hw
.fpt
.cmd
[R300_FPT_INSTR_0
+ i
] = val
;
1230 // We get here when the corresponding texture image is incomplete
1231 // (e.g. incomplete mipmaps etc.)
1232 r300
->hw
.fpt
.cmd
[R300_FPT_INSTR_0
+ i
] = val
;
1237 r300
->hw
.fpt
.cmd
[R300_FPT_CMD_0
] =
1238 cmdpacket0(r300
->radeon
.radeonScreen
,
1239 R300_US_TEX_INST_0
, code
->tex
.length
);
1242 static void r500SetupFragmentShaderTextures(GLcontext
*ctx
, int *tmu_mappings
)
1244 r300ContextPtr r300
= R300_CONTEXT(ctx
);
1246 struct r500_fragment_program_code
*code
= &r300
->selected_fp
->code
.code
.r500
;
1248 /* find all the texture instructions and relocate the texture units */
1249 for (i
= 0; i
< code
->inst_end
+ 1; i
++) {
1250 if ((code
->inst
[i
].inst0
& 0x3) == R500_INST_TYPE_TEX
) {
1252 int unit
, opcode
, new_unit
;
1254 val
= code
->inst
[i
].inst1
;
1256 unit
= (val
>> 16) & 0xf;
1258 val
&= ~(0xf << 16);
1260 opcode
= val
& (0x7 << 22);
1261 if (opcode
== R500_TEX_INST_TEXKILL
) {
1264 if (tmu_mappings
[unit
] >= 0) {
1265 new_unit
= tmu_mappings
[unit
];
1270 val
|= R500_TEX_ID(new_unit
);
1271 code
->inst
[i
].inst1
= val
;
1276 static GLuint
translate_lod_bias(GLfloat bias
)
1278 GLint b
= (int)(bias
*32);
1281 else if (b
< -(1 << 9))
1283 return (((GLuint
)b
) << R300_LOD_BIAS_SHIFT
) & R300_LOD_BIAS_MASK
;
1287 static void r300SetupTextures(GLcontext
* ctx
)
1290 struct radeon_tex_obj
*t
;
1291 r300ContextPtr r300
= R300_CONTEXT(ctx
);
1293 int last_hw_tmu
= -1; /* -1 translates into no setup costs for fields */
1294 int tmu_mappings
[R300_MAX_TEXTURE_UNITS
] = { -1, };
1296 R300_STATECHANGE(r300
, txe
);
1297 R300_STATECHANGE(r300
, tex
.filter
);
1298 R300_STATECHANGE(r300
, tex
.filter_1
);
1299 R300_STATECHANGE(r300
, tex
.size
);
1300 R300_STATECHANGE(r300
, tex
.format
);
1301 R300_STATECHANGE(r300
, tex
.pitch
);
1302 R300_STATECHANGE(r300
, tex
.offset
);
1303 R300_STATECHANGE(r300
, tex
.chroma_key
);
1304 R300_STATECHANGE(r300
, tex
.border_color
);
1306 r300
->hw
.txe
.cmd
[R300_TXE_ENABLE
] = 0x0;
1308 mtu
= r300
->radeon
.glCtx
->Const
.MaxTextureUnits
;
1309 if (RADEON_DEBUG
& RADEON_STATE
)
1310 fprintf(stderr
, "mtu=%d\n", mtu
);
1312 if (mtu
> R300_MAX_TEXTURE_UNITS
) {
1314 "Aiiee ! mtu=%d is greater than R300_MAX_TEXTURE_UNITS=%d\n",
1315 mtu
, R300_MAX_TEXTURE_UNITS
);
1319 /* We cannot let disabled tmu offsets pass DRM */
1320 for (i
= 0; i
< mtu
; i
++) {
1321 if (ctx
->Texture
.Unit
[i
]._ReallyEnabled
) {
1322 tmu_mappings
[i
] = hw_tmu
;
1324 t
= radeon_tex_obj(ctx
->Texture
.Unit
[i
]._Current
);
1328 if ((t
->pp_txformat
& 0xffffff00) == 0xffffff00) {
1330 ("unknown texture format (entry %x) encountered. Help me !\n",
1331 t
->pp_txformat
& 0xff);
1334 if (RADEON_DEBUG
& RADEON_STATE
)
1336 "Activating texture unit %d\n", i
);
1338 r300
->hw
.txe
.cmd
[R300_TXE_ENABLE
] |= (1 << hw_tmu
);
1340 r300
->hw
.tex
.filter
.cmd
[R300_TEX_VALUE_0
+
1342 gen_fixed_filter(t
->pp_txfilter
) | (hw_tmu
<< 28);
1343 /* Note: There is a LOD bias per texture unit and a LOD bias
1344 * per texture object. We add them here to get the correct behaviour.
1345 * (The per-texture object LOD bias was introduced in OpenGL 1.4
1346 * and is not present in the EXT_texture_object extension).
1348 r300
->hw
.tex
.filter_1
.cmd
[R300_TEX_VALUE_0
+ hw_tmu
] =
1350 translate_lod_bias(ctx
->Texture
.Unit
[i
].LodBias
+ t
->base
.LodBias
);
1351 r300
->hw
.tex
.size
.cmd
[R300_TEX_VALUE_0
+ hw_tmu
] =
1353 r300
->hw
.tex
.format
.cmd
[R300_TEX_VALUE_0
+
1354 hw_tmu
] = t
->pp_txformat
;
1355 r300
->hw
.tex
.pitch
.cmd
[R300_TEX_VALUE_0
+ hw_tmu
] =
1357 r300
->hw
.textures
[hw_tmu
] = t
;
1359 if (t
->tile_bits
& R300_TXO_MACRO_TILE
) {
1360 WARN_ONCE("macro tiling enabled!\n");
1363 if (t
->tile_bits
& R300_TXO_MICRO_TILE
) {
1364 WARN_ONCE("micro tiling enabled!\n");
1367 r300
->hw
.tex
.chroma_key
.cmd
[R300_TEX_VALUE_0
+
1369 r300
->hw
.tex
.border_color
.cmd
[R300_TEX_VALUE_0
+
1373 last_hw_tmu
= hw_tmu
;
1379 /* R3xx and R4xx chips require that the texture unit corresponding to
1380 * KIL instructions is really enabled.
1382 * We do some fakery here and in the state atom emit logic to enable
1383 * the texture without tripping up the CS checker in the kernel.
1385 if (r300
->radeon
.radeonScreen
->chip_family
< CHIP_FAMILY_RV515
) {
1386 if (ctx
->FragmentProgram
._Current
->UsesKill
&& last_hw_tmu
< 0) {
1389 r300
->hw
.txe
.cmd
[R300_TXE_ENABLE
] |= 1;
1391 r300
->hw
.tex
.border_color
.cmd
[R300_TEX_VALUE_0
] = 0;
1392 r300
->hw
.tex
.chroma_key
.cmd
[R300_TEX_VALUE_0
] = 0;
1393 r300
->hw
.tex
.filter
.cmd
[R300_TEX_VALUE_0
] = 0;
1394 r300
->hw
.tex
.filter_1
.cmd
[R300_TEX_VALUE_0
] = 0;
1395 r300
->hw
.tex
.size
.cmd
[R300_TEX_VALUE_0
] = 0; /* 1x1 texture */
1396 r300
->hw
.tex
.format
.cmd
[R300_TEX_VALUE_0
] = 0; /* A8 format */
1397 r300
->hw
.tex
.pitch
.cmd
[R300_TEX_VALUE_0
] = 0;
1401 r300
->hw
.tex
.filter
.cmd
[R300_TEX_CMD_0
] =
1402 cmdpacket0(r300
->radeon
.radeonScreen
, R300_TX_FILTER0_0
, last_hw_tmu
+ 1);
1403 r300
->hw
.tex
.filter_1
.cmd
[R300_TEX_CMD_0
] =
1404 cmdpacket0(r300
->radeon
.radeonScreen
, R300_TX_FILTER1_0
, last_hw_tmu
+ 1);
1405 r300
->hw
.tex
.size
.cmd
[R300_TEX_CMD_0
] =
1406 cmdpacket0(r300
->radeon
.radeonScreen
, R300_TX_SIZE_0
, last_hw_tmu
+ 1);
1407 r300
->hw
.tex
.format
.cmd
[R300_TEX_CMD_0
] =
1408 cmdpacket0(r300
->radeon
.radeonScreen
, R300_TX_FORMAT_0
, last_hw_tmu
+ 1);
1409 r300
->hw
.tex
.pitch
.cmd
[R300_TEX_CMD_0
] =
1410 cmdpacket0(r300
->radeon
.radeonScreen
, R300_TX_FORMAT2_0
, last_hw_tmu
+ 1);
1411 r300
->hw
.tex
.offset
.cmd
[R300_TEX_CMD_0
] =
1412 cmdpacket0(r300
->radeon
.radeonScreen
, R300_TX_OFFSET_0
, last_hw_tmu
+ 1);
1413 r300
->hw
.tex
.chroma_key
.cmd
[R300_TEX_CMD_0
] =
1414 cmdpacket0(r300
->radeon
.radeonScreen
, R300_TX_CHROMA_KEY_0
, last_hw_tmu
+ 1);
1415 r300
->hw
.tex
.border_color
.cmd
[R300_TEX_CMD_0
] =
1416 cmdpacket0(r300
->radeon
.radeonScreen
, R300_TX_BORDER_COLOR_0
, last_hw_tmu
+ 1);
1418 r300
->vtbl
.SetupFragmentShaderTextures(ctx
, tmu_mappings
);
1420 if (RADEON_DEBUG
& RADEON_STATE
)
1421 fprintf(stderr
, "TX_ENABLE: %08x last_hw_tmu=%d\n",
1422 r300
->hw
.txe
.cmd
[R300_TXE_ENABLE
], last_hw_tmu
);
1425 union r300_outputs_written
{
1426 GLuint vp_outputs
; /* hw_tcl_on */
1427 DECLARE_RENDERINPUTS(index_bitset
); /* !hw_tcl_on */
1430 #define R300_OUTPUTS_WRITTEN_TEST(ow, vp_result, tnl_attrib) \
1431 ((hw_tcl_on) ? (ow).vp_outputs & (1 << (vp_result)) : \
1432 RENDERINPUTS_TEST( (ow.index_bitset), (tnl_attrib) ))
1434 static void r300SetupRSUnit(GLcontext
* ctx
)
1436 r300ContextPtr r300
= R300_CONTEXT(ctx
);
1437 union r300_outputs_written OutputsWritten
;
1439 int fp_reg
, high_rr
;
1441 int rs_tex_count
= 0;
1442 int i
, col_fmt
, hw_tcl_on
;
1444 hw_tcl_on
= r300
->options
.hw_tcl_enabled
;
1447 OutputsWritten
.vp_outputs
= r300
->selected_vp
->code
.OutputsWritten
;
1449 RENDERINPUTS_COPY(OutputsWritten
.index_bitset
, r300
->render_inputs_bitset
);
1451 InputsRead
= r300
->selected_fp
->InputsRead
;
1453 R300_STATECHANGE(r300
, ri
);
1454 R300_STATECHANGE(r300
, rc
);
1455 R300_STATECHANGE(r300
, rr
);
1457 fp_reg
= col_ip
= tex_ip
= col_fmt
= 0;
1459 r300
->hw
.rc
.cmd
[1] = 0;
1460 r300
->hw
.rc
.cmd
[2] = 0;
1461 for (i
=0; i
<R300_RR_CMDSIZE
-1; ++i
)
1462 r300
->hw
.rr
.cmd
[R300_RR_INST_0
+ i
] = 0;
1464 for (i
=0; i
<R300_RI_CMDSIZE
-1; ++i
)
1465 r300
->hw
.ri
.cmd
[R300_RI_INTERP_0
+ i
] = 0;
1468 if (InputsRead
& FRAG_BIT_COL0
) {
1469 if (R300_OUTPUTS_WRITTEN_TEST(OutputsWritten
, VERT_RESULT_COL0
, _TNL_ATTRIB_COLOR0
)) {
1470 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
);
1471 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
);
1472 InputsRead
&= ~FRAG_BIT_COL0
;
1476 WARN_ONCE("fragprog wants col0, vp doesn't provide it\n");
1480 if (InputsRead
& FRAG_BIT_COL1
) {
1481 if (R300_OUTPUTS_WRITTEN_TEST(OutputsWritten
, VERT_RESULT_COL1
, _TNL_ATTRIB_COLOR1
)) {
1482 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
);
1483 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
);
1484 InputsRead
&= ~FRAG_BIT_COL1
;
1488 WARN_ONCE("fragprog wants col1, vp doesn't provide it\n");
1492 /* We always route 4 texcoord components */
1493 for (i
= 0; i
< ctx
->Const
.MaxTextureUnits
; i
++) {
1494 if (! ( InputsRead
& FRAG_BIT_TEX(i
) ) )
1497 if (!R300_OUTPUTS_WRITTEN_TEST(OutputsWritten
, VERT_RESULT_TEX0
+ i
, _TNL_ATTRIB_TEX(i
))) {
1498 WARN_ONCE("fragprog wants coords for tex%d, vp doesn't provide them!\n", i
);
1502 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
);
1503 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
);
1504 InputsRead
&= ~(FRAG_BIT_TEX0
<< i
);
1510 /* Setup default color if no color or tex was set */
1511 if (rs_tex_count
== 0 && col_ip
== 0) {
1512 r300
->hw
.rr
.cmd
[R300_RR_INST_0
] = R300_RS_INST_COL_ID(0) | R300_RS_INST_COL_ADDR(0);
1513 r300
->hw
.ri
.cmd
[R300_RI_INTERP_0
] = R300_RS_COL_PTR(0) | R300_RS_COL_FMT(R300_RS_COL_FMT_0001
);
1517 high_rr
= (col_ip
> tex_ip
) ? col_ip
: tex_ip
;
1518 r300
->hw
.rc
.cmd
[1] |= (rs_tex_count
<< R300_IT_COUNT_SHIFT
) | (col_ip
<< R300_IC_COUNT_SHIFT
) | R300_HIRES_EN
;
1519 r300
->hw
.rc
.cmd
[2] |= high_rr
- 1;
1521 r300
->hw
.rr
.cmd
[R300_RR_CMD_0
] = cmdpacket0(r300
->radeon
.radeonScreen
, R300_RS_INST_0
, high_rr
);
1522 r300
->hw
.ri
.cmd
[R300_RI_CMD_0
] = cmdpacket0(r300
->radeon
.radeonScreen
, R300_RS_IP_0
, high_rr
);
1525 WARN_ONCE("Don't know how to satisfy InputsRead=0x%08x\n", InputsRead
);
1528 static void r500SetupRSUnit(GLcontext
* ctx
)
1530 r300ContextPtr r300
= R300_CONTEXT(ctx
);
1531 union r300_outputs_written OutputsWritten
;
1533 int fp_reg
, high_rr
;
1535 int rs_tex_count
= 0;
1536 int i
, col_fmt
, hw_tcl_on
;
1538 hw_tcl_on
= r300
->options
.hw_tcl_enabled
;
1541 OutputsWritten
.vp_outputs
= r300
->selected_vp
->code
.OutputsWritten
;
1543 RENDERINPUTS_COPY(OutputsWritten
.index_bitset
, r300
->render_inputs_bitset
);
1545 InputsRead
= r300
->selected_fp
->InputsRead
;
1547 R300_STATECHANGE(r300
, ri
);
1548 R300_STATECHANGE(r300
, rc
);
1549 R300_STATECHANGE(r300
, rr
);
1551 fp_reg
= col_ip
= tex_ip
= col_fmt
= 0;
1553 r300
->hw
.rc
.cmd
[1] = 0;
1554 r300
->hw
.rc
.cmd
[2] = 0;
1555 for (i
=0; i
<R300_RR_CMDSIZE
-1; ++i
)
1556 r300
->hw
.rr
.cmd
[R300_RR_INST_0
+ i
] = 0;
1558 for (i
=0; i
<R500_RI_CMDSIZE
-1; ++i
)
1559 r300
->hw
.ri
.cmd
[R300_RI_INTERP_0
+ i
] = 0;
1562 if (InputsRead
& FRAG_BIT_COL0
) {
1563 if (R300_OUTPUTS_WRITTEN_TEST(OutputsWritten
, VERT_RESULT_COL0
, _TNL_ATTRIB_COLOR0
)) {
1564 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
);
1565 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
);
1566 InputsRead
&= ~FRAG_BIT_COL0
;
1570 WARN_ONCE("fragprog wants col0, vp doesn't provide it\n");
1574 if (InputsRead
& FRAG_BIT_COL1
) {
1575 if (R300_OUTPUTS_WRITTEN_TEST(OutputsWritten
, VERT_RESULT_COL1
, _TNL_ATTRIB_COLOR1
)) {
1576 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
);
1577 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
);
1578 InputsRead
&= ~FRAG_BIT_COL1
;
1582 WARN_ONCE("fragprog wants col1, vp doesn't provide it\n");
1586 /* We always route 4 texcoord components */
1587 for (i
= 0; i
< ctx
->Const
.MaxTextureUnits
; i
++) {
1588 if (! ( InputsRead
& FRAG_BIT_TEX(i
) ) )
1591 if (!R300_OUTPUTS_WRITTEN_TEST(OutputsWritten
, VERT_RESULT_TEX0
+ i
, _TNL_ATTRIB_TEX(i
))) {
1592 WARN_ONCE("fragprog wants coords for tex%d, vp doesn't provide them!\n", i
);
1596 r300
->hw
.ri
.cmd
[R300_RI_INTERP_0
+ tex_ip
] |= ((rs_tex_count
+ 0) << R500_RS_IP_TEX_PTR_S_SHIFT
) |
1597 ((rs_tex_count
+ 1) << R500_RS_IP_TEX_PTR_T_SHIFT
) |
1598 ((rs_tex_count
+ 2) << R500_RS_IP_TEX_PTR_R_SHIFT
) |
1599 ((rs_tex_count
+ 3) << R500_RS_IP_TEX_PTR_Q_SHIFT
);
1601 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
);
1602 InputsRead
&= ~(FRAG_BIT_TEX0
<< i
);
1608 /* Setup default color if no color or tex was set */
1609 if (rs_tex_count
== 0 && col_ip
== 0) {
1610 r300
->hw
.rr
.cmd
[R300_RR_INST_0
] = R500_RS_INST_COL_ID(0) | R500_RS_INST_COL_ADDR(0);
1611 r300
->hw
.ri
.cmd
[R300_RI_INTERP_0
] = R500_RS_COL_PTR(0) | R500_RS_COL_FMT(R300_RS_COL_FMT_0001
);
1615 high_rr
= (col_ip
> tex_ip
) ? col_ip
: tex_ip
;
1616 r300
->hw
.rc
.cmd
[1] = (rs_tex_count
<< R300_IT_COUNT_SHIFT
) | (col_ip
<< R300_IC_COUNT_SHIFT
) | R300_HIRES_EN
;
1617 r300
->hw
.rc
.cmd
[2] = 0xC0 | (high_rr
- 1);
1619 r300
->hw
.rr
.cmd
[R300_RR_CMD_0
] = cmdpacket0(r300
->radeon
.radeonScreen
, R500_RS_INST_0
, high_rr
);
1620 r300
->hw
.ri
.cmd
[R300_RI_CMD_0
] = cmdpacket0(r300
->radeon
.radeonScreen
, R500_RS_IP_0
, high_rr
);
1623 WARN_ONCE("Don't know how to satisfy InputsRead=0x%08x\n", InputsRead
);
1626 #define MIN3(a, b, c) ((a) < (b) ? MIN2(a, c) : MIN2(b, c))
1628 void r300VapCntl(r300ContextPtr rmesa
, GLuint input_count
,
1629 GLuint output_count
, GLuint temp_count
)
1635 /* Flush PVS engine before changing PVS_NUM_SLOTS, PVS_NUM_CNTRLS.
1636 * See r500 docs 6.5.2 - done in emit */
1638 /* avoid division by zero */
1639 if (input_count
== 0) input_count
= 1;
1640 if (output_count
== 0) output_count
= 1;
1641 if (temp_count
== 0) temp_count
= 1;
1643 if (rmesa
->radeon
.radeonScreen
->chip_family
>= CHIP_FAMILY_RV515
)
1648 pvs_num_slots
= MIN3(10, vtx_mem_size
/input_count
, vtx_mem_size
/output_count
);
1649 pvs_num_cntrls
= MIN2(6, vtx_mem_size
/temp_count
);
1651 R300_STATECHANGE(rmesa
, vap_cntl
);
1652 if (rmesa
->options
.hw_tcl_enabled
) {
1653 rmesa
->hw
.vap_cntl
.cmd
[R300_VAP_CNTL_INSTR
] =
1654 (pvs_num_slots
<< R300_PVS_NUM_SLOTS_SHIFT
) |
1655 (pvs_num_cntrls
<< R300_PVS_NUM_CNTLRS_SHIFT
) |
1656 (12 << R300_VF_MAX_VTX_NUM_SHIFT
);
1657 if (rmesa
->radeon
.radeonScreen
->chip_family
>= CHIP_FAMILY_RV515
)
1658 rmesa
->hw
.vap_cntl
.cmd
[R300_VAP_CNTL_INSTR
] |= R500_TCL_STATE_OPTIMIZATION
;
1660 /* not sure about non-tcl */
1661 rmesa
->hw
.vap_cntl
.cmd
[R300_VAP_CNTL_INSTR
] = ((10 << R300_PVS_NUM_SLOTS_SHIFT
) |
1662 (5 << R300_PVS_NUM_CNTLRS_SHIFT
) |
1663 (5 << R300_VF_MAX_VTX_NUM_SHIFT
));
1665 if (rmesa
->radeon
.radeonScreen
->chip_family
== CHIP_FAMILY_RV515
)
1666 rmesa
->hw
.vap_cntl
.cmd
[R300_VAP_CNTL_INSTR
] |= (2 << R300_PVS_NUM_FPUS_SHIFT
);
1667 else if ((rmesa
->radeon
.radeonScreen
->chip_family
== CHIP_FAMILY_RV530
) ||
1668 (rmesa
->radeon
.radeonScreen
->chip_family
== CHIP_FAMILY_RV560
) ||
1669 (rmesa
->radeon
.radeonScreen
->chip_family
== CHIP_FAMILY_RV570
))
1670 rmesa
->hw
.vap_cntl
.cmd
[R300_VAP_CNTL_INSTR
] |= (5 << R300_PVS_NUM_FPUS_SHIFT
);
1671 else if ((rmesa
->radeon
.radeonScreen
->chip_family
== CHIP_FAMILY_RV410
) ||
1672 (rmesa
->radeon
.radeonScreen
->chip_family
== CHIP_FAMILY_R420
))
1673 rmesa
->hw
.vap_cntl
.cmd
[R300_VAP_CNTL_INSTR
] |= (6 << R300_PVS_NUM_FPUS_SHIFT
);
1674 else if ((rmesa
->radeon
.radeonScreen
->chip_family
== CHIP_FAMILY_R520
) ||
1675 (rmesa
->radeon
.radeonScreen
->chip_family
== CHIP_FAMILY_R580
))
1676 rmesa
->hw
.vap_cntl
.cmd
[R300_VAP_CNTL_INSTR
] |= (8 << R300_PVS_NUM_FPUS_SHIFT
);
1678 rmesa
->hw
.vap_cntl
.cmd
[R300_VAP_CNTL_INSTR
] |= (4 << R300_PVS_NUM_FPUS_SHIFT
);
1683 * Enable/Disable states.
1685 * \note Mesa already filters redundant calls to this function.
1687 static void r300Enable(GLcontext
* ctx
, GLenum cap
, GLboolean state
)
1689 r300ContextPtr rmesa
= R300_CONTEXT(ctx
);
1690 if (RADEON_DEBUG
& RADEON_STATE
)
1691 fprintf(stderr
, "%s( %s = %s )\n", __FUNCTION__
,
1692 _mesa_lookup_enum_by_nr(cap
),
1693 state
? "GL_TRUE" : "GL_FALSE");
1697 r300SetAlphaState(ctx
);
1699 case GL_COLOR_LOGIC_OP
:
1700 r300SetLogicOpState(ctx
);
1701 /* fall-through, because logic op overrides blending */
1703 r300SetBlendState(ctx
);
1705 case GL_CLIP_PLANE0
:
1706 case GL_CLIP_PLANE1
:
1707 case GL_CLIP_PLANE2
:
1708 case GL_CLIP_PLANE3
:
1709 case GL_CLIP_PLANE4
:
1710 case GL_CLIP_PLANE5
:
1711 r300SetClipPlaneState(ctx
, cap
, state
);
1714 r300UpdateCulling(ctx
);
1717 r300SetDepthState(ctx
);
1719 case GL_LINE_SMOOTH
:
1720 if (rmesa
->options
.conformance_mode
)
1721 r300SwitchFallback(ctx
, R300_FALLBACK_LINE_SMOOTH
, ctx
->Line
.SmoothFlag
);
1723 case GL_LINE_STIPPLE
:
1724 if (rmesa
->options
.conformance_mode
)
1725 r300SwitchFallback(ctx
, R300_FALLBACK_LINE_STIPPLE
, ctx
->Line
.StippleFlag
);
1727 case GL_POINT_SMOOTH
:
1728 if (rmesa
->options
.conformance_mode
)
1729 r300SwitchFallback(ctx
, R300_FALLBACK_POINT_SMOOTH
, ctx
->Point
.SmoothFlag
);
1731 case GL_POLYGON_SMOOTH
:
1732 if (rmesa
->options
.conformance_mode
)
1733 r300SwitchFallback(ctx
, R300_FALLBACK_POLYGON_SMOOTH
, ctx
->Polygon
.SmoothFlag
);
1735 case GL_POLYGON_STIPPLE
:
1736 if (rmesa
->options
.conformance_mode
)
1737 r300SwitchFallback(ctx
, R300_FALLBACK_POLYGON_STIPPLE
, ctx
->Polygon
.StippleFlag
);
1739 case GL_POLYGON_OFFSET_POINT
:
1740 case GL_POLYGON_OFFSET_LINE
:
1741 case GL_POLYGON_OFFSET_FILL
:
1742 r300SetPolygonOffsetState(ctx
, state
);
1744 case GL_SCISSOR_TEST
:
1745 radeon_firevertices(&rmesa
->radeon
);
1746 rmesa
->radeon
.state
.scissor
.enabled
= state
;
1747 radeonUpdateScissor( ctx
);
1749 case GL_STENCIL_TEST
:
1750 r300SetStencilState(ctx
, state
);
1758 * Completely recalculates hardware state based on the Mesa state.
1760 static void r300ResetHwState(r300ContextPtr r300
)
1762 GLcontext
*ctx
= r300
->radeon
.glCtx
;
1765 has_tcl
= r300
->options
.hw_tcl_enabled
;
1767 if (RADEON_DEBUG
& RADEON_STATE
)
1768 fprintf(stderr
, "%s\n", __FUNCTION__
);
1770 radeon_firevertices(&r300
->radeon
);
1773 ctx
->Color
.ColorMask
[RCOMP
],
1774 ctx
->Color
.ColorMask
[GCOMP
],
1775 ctx
->Color
.ColorMask
[BCOMP
], ctx
->Color
.ColorMask
[ACOMP
]);
1777 r300Enable(ctx
, GL_DEPTH_TEST
, ctx
->Depth
.Test
);
1778 r300DepthMask(ctx
, ctx
->Depth
.Mask
);
1779 r300DepthFunc(ctx
, ctx
->Depth
.Func
);
1782 r300Enable(ctx
, GL_STENCIL_TEST
, ctx
->Stencil
._Enabled
);
1783 r300StencilMaskSeparate(ctx
, 0, ctx
->Stencil
.WriteMask
[0]);
1784 r300StencilFuncSeparate(ctx
, 0, ctx
->Stencil
.Function
[0],
1785 ctx
->Stencil
.Ref
[0], ctx
->Stencil
.ValueMask
[0]);
1786 r300StencilOpSeparate(ctx
, 0, ctx
->Stencil
.FailFunc
[0],
1787 ctx
->Stencil
.ZFailFunc
[0],
1788 ctx
->Stencil
.ZPassFunc
[0]);
1790 r300UpdateCulling(ctx
);
1792 r300SetBlendState(ctx
);
1793 r300SetLogicOpState(ctx
);
1795 r300AlphaFunc(ctx
, ctx
->Color
.AlphaFunc
, ctx
->Color
.AlphaRef
);
1796 r300Enable(ctx
, GL_ALPHA_TEST
, ctx
->Color
.AlphaEnabled
);
1798 r300
->hw
.vte
.cmd
[1] = R300_VPORT_X_SCALE_ENA
1799 | R300_VPORT_X_OFFSET_ENA
1800 | R300_VPORT_Y_SCALE_ENA
1801 | R300_VPORT_Y_OFFSET_ENA
1802 | R300_VPORT_Z_SCALE_ENA
1803 | R300_VPORT_Z_OFFSET_ENA
| R300_VTX_W0_FMT
;
1804 r300
->hw
.vte
.cmd
[2] = 0x00000008;
1806 r300
->hw
.vap_vf_max_vtx_indx
.cmd
[1] = 0x00FFFFFF;
1807 r300
->hw
.vap_vf_max_vtx_indx
.cmd
[2] = 0x00000000;
1809 #ifdef MESA_LITTLE_ENDIAN
1810 r300
->hw
.vap_cntl_status
.cmd
[1] = R300_VC_NO_SWAP
;
1812 r300
->hw
.vap_cntl_status
.cmd
[1] = R300_VC_32BIT_SWAP
;
1815 /* disable VAP/TCL on non-TCL capable chips */
1817 r300
->hw
.vap_cntl_status
.cmd
[1] |= R300_VAP_TCL_BYPASS
;
1819 r300
->hw
.vap_psc_sgn_norm_cntl
.cmd
[1] = 0xAAAAAAAA;
1821 /* XXX: Other families? */
1823 r300
->hw
.vap_clip_cntl
.cmd
[1] = R300_PS_UCP_MODE_DIST_COP
;
1825 r300
->hw
.vap_clip
.cmd
[1] = r300PackFloat32(1.0); /* X */
1826 r300
->hw
.vap_clip
.cmd
[2] = r300PackFloat32(1.0); /* X */
1827 r300
->hw
.vap_clip
.cmd
[3] = r300PackFloat32(1.0); /* Y */
1828 r300
->hw
.vap_clip
.cmd
[4] = r300PackFloat32(1.0); /* Y */
1830 switch (r300
->radeon
.radeonScreen
->chip_family
) {
1831 case CHIP_FAMILY_R300
:
1832 r300
->hw
.vap_pvs_vtx_timeout_reg
.cmd
[1] = R300_2288_R300
;
1835 r300
->hw
.vap_pvs_vtx_timeout_reg
.cmd
[1] = R300_2288_RV350
;
1840 r300
->hw
.gb_enable
.cmd
[1] = R300_GB_POINT_STUFF_ENABLE
1841 | R300_GB_LINE_STUFF_ENABLE
1842 | R300_GB_TRIANGLE_STUFF_ENABLE
;
1844 r300
->hw
.gb_misc
.cmd
[R300_GB_MISC_MSPOS_0
] = 0x66666666;
1845 r300
->hw
.gb_misc
.cmd
[R300_GB_MISC_MSPOS_1
] = 0x06666666;
1847 r300
->hw
.gb_misc
.cmd
[R300_GB_MISC_TILE_CONFIG
] =
1848 R300_GB_TILE_ENABLE
| R300_GB_TILE_SIZE_16
/*| R300_GB_SUBPIXEL_1_16*/;
1849 switch (r300
->radeon
.radeonScreen
->num_gb_pipes
) {
1852 r300
->hw
.gb_misc
.cmd
[R300_GB_MISC_TILE_CONFIG
] |=
1853 R300_GB_TILE_PIPE_COUNT_RV300
;
1856 r300
->hw
.gb_misc
.cmd
[R300_GB_MISC_TILE_CONFIG
] |=
1857 R300_GB_TILE_PIPE_COUNT_R300
;
1860 r300
->hw
.gb_misc
.cmd
[R300_GB_MISC_TILE_CONFIG
] |=
1861 R300_GB_TILE_PIPE_COUNT_R420_3P
;
1864 r300
->hw
.gb_misc
.cmd
[R300_GB_MISC_TILE_CONFIG
] |=
1865 R300_GB_TILE_PIPE_COUNT_R420
;
1869 /* XXX: Enable anti-aliasing? */
1870 r300
->hw
.gb_misc2
.cmd
[R300_GB_MISC2_AA_CONFIG
] = GB_AA_CONFIG_AA_DISABLE
;
1871 r300
->hw
.gb_misc2
.cmd
[R300_GB_MISC2_SELECT
] = 0;
1873 r300
->hw
.ga_point_s0
.cmd
[1] = r300PackFloat32(0.0);
1874 r300
->hw
.ga_point_s0
.cmd
[2] = r300PackFloat32(0.0);
1875 r300
->hw
.ga_point_s0
.cmd
[3] = r300PackFloat32(1.0);
1876 r300
->hw
.ga_point_s0
.cmd
[4] = r300PackFloat32(1.0);
1878 r300
->hw
.ga_triangle_stipple
.cmd
[1] = 0x00050005;
1880 r300PointSize(ctx
, 1.0);
1882 r300
->hw
.ga_point_minmax
.cmd
[1] = 0x18000006;
1883 r300
->hw
.ga_point_minmax
.cmd
[2] = 0x00020006;
1884 r300
->hw
.ga_point_minmax
.cmd
[3] = r300PackFloat32(1.0 / 192.0);
1886 r300LineWidth(ctx
, 1.0);
1888 r300
->hw
.ga_line_stipple
.cmd
[1] = 0;
1889 r300
->hw
.ga_line_stipple
.cmd
[2] = r300PackFloat32(0.0);
1890 r300
->hw
.ga_line_stipple
.cmd
[3] = r300PackFloat32(1.0);
1892 r300ShadeModel(ctx
, ctx
->Light
.ShadeModel
);
1894 r300PolygonMode(ctx
, GL_FRONT
, ctx
->Polygon
.FrontMode
);
1895 r300PolygonMode(ctx
, GL_BACK
, ctx
->Polygon
.BackMode
);
1896 r300
->hw
.zbias_cntl
.cmd
[1] = 0x00000000;
1898 r300PolygonOffset(ctx
, ctx
->Polygon
.OffsetFactor
,
1899 ctx
->Polygon
.OffsetUnits
);
1900 r300Enable(ctx
, GL_POLYGON_OFFSET_POINT
, ctx
->Polygon
.OffsetPoint
);
1901 r300Enable(ctx
, GL_POLYGON_OFFSET_LINE
, ctx
->Polygon
.OffsetLine
);
1902 r300Enable(ctx
, GL_POLYGON_OFFSET_FILL
, ctx
->Polygon
.OffsetFill
);
1904 r300
->hw
.su_depth_scale
.cmd
[1] = 0x4B7FFFFF;
1905 r300
->hw
.su_depth_scale
.cmd
[2] = 0x00000000;
1907 r300
->hw
.sc_hyperz
.cmd
[1] = 0x0000001C;
1908 r300
->hw
.sc_hyperz
.cmd
[2] = 0x2DA49525;
1910 r300
->hw
.sc_screendoor
.cmd
[1] = 0x00FFFFFF;
1912 r300
->hw
.us_out_fmt
.cmd
[1] = R500_OUT_FMT_C4_8
|
1913 R500_C0_SEL_B
| R500_C1_SEL_G
| R500_C2_SEL_R
| R500_C3_SEL_A
;
1914 r300
->hw
.us_out_fmt
.cmd
[2] = 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
[3] = R500_OUT_FMT_UNUSED
|
1917 R500_C0_SEL_B
| R500_C1_SEL_G
| R500_C2_SEL_R
| R500_C3_SEL_A
;
1918 r300
->hw
.us_out_fmt
.cmd
[4] = R500_OUT_FMT_UNUSED
|
1919 R500_C0_SEL_B
| R500_C1_SEL_G
| R500_C2_SEL_R
| R500_C3_SEL_A
;
1920 r300
->hw
.us_out_fmt
.cmd
[5] = R300_W_FMT_W0
| R300_W_SRC_US
;
1922 /* disable fog unit */
1923 r300
->hw
.fogs
.cmd
[R300_FOGS_STATE
] = 0;
1924 r300
->hw
.fg_depth_src
.cmd
[1] = R300_FG_DEPTH_SRC_SCAN
;
1926 r300
->hw
.rb3d_cctl
.cmd
[1] = 0;
1928 r300BlendColor(ctx
, ctx
->Color
.BlendColor
);
1930 r300
->hw
.rb3d_dither_ctl
.cmd
[1] = 0;
1931 r300
->hw
.rb3d_dither_ctl
.cmd
[2] = 0;
1932 r300
->hw
.rb3d_dither_ctl
.cmd
[3] = 0;
1933 r300
->hw
.rb3d_dither_ctl
.cmd
[4] = 0;
1934 r300
->hw
.rb3d_dither_ctl
.cmd
[5] = 0;
1935 r300
->hw
.rb3d_dither_ctl
.cmd
[6] = 0;
1936 r300
->hw
.rb3d_dither_ctl
.cmd
[7] = 0;
1937 r300
->hw
.rb3d_dither_ctl
.cmd
[8] = 0;
1938 r300
->hw
.rb3d_dither_ctl
.cmd
[9] = 0;
1940 r300
->hw
.rb3d_aaresolve_ctl
.cmd
[1] = 0;
1942 r300
->hw
.rb3d_discard_src_pixel_lte_threshold
.cmd
[1] = 0x00000000;
1943 r300
->hw
.rb3d_discard_src_pixel_lte_threshold
.cmd
[2] = 0xffffffff;
1945 r300
->hw
.zb_depthclearvalue
.cmd
[1] = 0;
1947 r300
->hw
.zstencil_format
.cmd
[2] = R300_ZTOP_DISABLE
;
1948 r300
->hw
.zstencil_format
.cmd
[3] = 0x00000003;
1949 r300
->hw
.zstencil_format
.cmd
[4] = 0x00000000;
1950 r300SetEarlyZState(ctx
);
1952 r300
->hw
.zb_zmask
.cmd
[1] = 0;
1953 r300
->hw
.zb_zmask
.cmd
[2] = 0;
1955 r300
->hw
.zb_hiz_offset
.cmd
[1] = 0;
1957 r300
->hw
.zb_hiz_pitch
.cmd
[1] = 0;
1959 r300VapCntl(r300
, 0, 0, 0);
1961 r300
->hw
.vps
.cmd
[R300_VPS_ZERO_0
] = 0;
1962 r300
->hw
.vps
.cmd
[R300_VPS_ZERO_1
] = 0;
1963 r300
->hw
.vps
.cmd
[R300_VPS_POINTSIZE
] = r300PackFloat32(1.0);
1964 r300
->hw
.vps
.cmd
[R300_VPS_ZERO_3
] = 0;
1967 r300
->radeon
.hw
.all_dirty
= GL_TRUE
;
1970 void r300UpdateShaders(r300ContextPtr rmesa
)
1972 GLcontext
*ctx
= rmesa
->radeon
.glCtx
;
1974 /* should only happenen once, just after context is created */
1975 /* TODO: shouldn't we fallback to sw here? */
1976 if (!ctx
->FragmentProgram
._Current
) {
1977 _mesa_fprintf(stderr
, "No ctx->FragmentProgram._Current!!\n");
1982 struct r300_fragment_program
*fp
;
1984 fp
= r300SelectAndTranslateFragmentShader(ctx
);
1986 r300SwitchFallback(ctx
, R300_FALLBACK_FRAGMENT_PROGRAM
, fp
->error
);
1989 if (rmesa
->options
.hw_tcl_enabled
) {
1990 struct r300_vertex_program
*vp
;
1992 if (rmesa
->radeon
.NewGLState
) {
1994 for (i
= _TNL_FIRST_MAT
; i
<= _TNL_LAST_MAT
; i
++) {
1995 rmesa
->temp_attrib
[i
] =
1996 TNL_CONTEXT(ctx
)->vb
.AttribPtr
[i
];
1997 TNL_CONTEXT(ctx
)->vb
.AttribPtr
[i
] =
1998 &rmesa
->dummy_attrib
[i
];
2001 _tnl_UpdateFixedFunctionProgram(ctx
);
2003 for (i
= _TNL_FIRST_MAT
; i
<= _TNL_LAST_MAT
; i
++) {
2004 TNL_CONTEXT(ctx
)->vb
.AttribPtr
[i
] =
2005 rmesa
->temp_attrib
[i
];
2009 vp
= r300SelectAndTranslateVertexShader(ctx
);
2011 r300SwitchFallback(ctx
, R300_FALLBACK_VERTEX_PROGRAM
, vp
->error
);
2014 r300UpdateStateParameters(ctx
, _NEW_PROGRAM
| _NEW_PROGRAM_CONSTANTS
);
2015 rmesa
->radeon
.NewGLState
= 0;
2018 static const GLfloat
*get_fragmentprogram_constant(GLcontext
*ctx
, GLuint index
, GLfloat
* buffer
)
2020 static const GLfloat dummy
[4] = { 0, 0, 0, 0 };
2021 r300ContextPtr rmesa
= R300_CONTEXT(ctx
);
2022 struct rc_constant
* rcc
= &rmesa
->selected_fp
->code
.constants
.Constants
[index
];
2025 case RC_CONSTANT_EXTERNAL
:
2026 return ctx
->FragmentProgram
._Current
->Base
.Parameters
->ParameterValues
[rcc
->u
.External
];
2027 case RC_CONSTANT_IMMEDIATE
:
2028 return rcc
->u
.Immediate
;
2029 case RC_CONSTANT_STATE
:
2030 switch(rcc
->u
.State
[0]) {
2031 case RC_STATE_SHADOW_AMBIENT
: {
2032 const int unit
= (int) rcc
->u
.State
[1];
2033 const struct gl_texture_object
*texObj
= ctx
->Texture
.Unit
[unit
]._Current
;
2038 buffer
[3] = texObj
->CompareFailValue
;
2043 case RC_STATE_R300_WINDOW_DIMENSION
: {
2044 __DRIdrawablePrivate
* drawable
= radeon_get_drawable(&rmesa
->radeon
);
2045 buffer
[0] = drawable
->w
* 0.5f
; /* width*0.5 */
2046 buffer
[1] = drawable
->h
* 0.5f
; /* height*0.5 */
2047 buffer
[2] = 0.5F
; /* for moving range [-1 1] -> [0 1] */
2048 buffer
[3] = 1.0F
; /* not used */
2052 case RC_STATE_R300_TEXRECT_FACTOR
: {
2053 struct gl_texture_object
*t
=
2054 ctx
->Texture
.Unit
[rcc
->u
.State
[1]].CurrentTex
[TEXTURE_RECT_INDEX
];
2056 if (t
&& t
->Image
[0][t
->BaseLevel
]) {
2057 struct gl_texture_image
*image
=
2058 t
->Image
[0][t
->BaseLevel
];
2059 buffer
[0] = 1.0 / image
->Width2
;
2060 buffer
[1] = 1.0 / image
->Height2
;
2076 static void r300SetupPixelShader(GLcontext
*ctx
)
2078 r300ContextPtr rmesa
= R300_CONTEXT(ctx
);
2079 struct r300_fragment_program
*fp
= rmesa
->selected_fp
;
2080 struct r300_fragment_program_code
*code
;
2083 code
= &fp
->code
.code
.r300
;
2085 R300_STATECHANGE(rmesa
, fpi
[0]);
2086 R300_STATECHANGE(rmesa
, fpi
[1]);
2087 R300_STATECHANGE(rmesa
, fpi
[2]);
2088 R300_STATECHANGE(rmesa
, fpi
[3]);
2089 rmesa
->hw
.fpi
[0].cmd
[R300_FPI_CMD_0
] = cmdpacket0(rmesa
->radeon
.radeonScreen
, R300_US_ALU_RGB_INST_0
, code
->alu
.length
);
2090 rmesa
->hw
.fpi
[1].cmd
[R300_FPI_CMD_0
] = cmdpacket0(rmesa
->radeon
.radeonScreen
, R300_US_ALU_RGB_ADDR_0
, code
->alu
.length
);
2091 rmesa
->hw
.fpi
[2].cmd
[R300_FPI_CMD_0
] = cmdpacket0(rmesa
->radeon
.radeonScreen
, R300_US_ALU_ALPHA_INST_0
, code
->alu
.length
);
2092 rmesa
->hw
.fpi
[3].cmd
[R300_FPI_CMD_0
] = cmdpacket0(rmesa
->radeon
.radeonScreen
, R300_US_ALU_ALPHA_ADDR_0
, code
->alu
.length
);
2093 for (i
= 0; i
< code
->alu
.length
; i
++) {
2094 rmesa
->hw
.fpi
[0].cmd
[R300_FPI_INSTR_0
+ i
] = code
->alu
.inst
[i
].rgb_inst
;
2095 rmesa
->hw
.fpi
[1].cmd
[R300_FPI_INSTR_0
+ i
] = code
->alu
.inst
[i
].rgb_addr
;
2096 rmesa
->hw
.fpi
[2].cmd
[R300_FPI_INSTR_0
+ i
] = code
->alu
.inst
[i
].alpha_inst
;
2097 rmesa
->hw
.fpi
[3].cmd
[R300_FPI_INSTR_0
+ i
] = code
->alu
.inst
[i
].alpha_addr
;
2100 R300_STATECHANGE(rmesa
, fp
);
2101 rmesa
->hw
.fp
.cmd
[R300_FP_CNTL0
] = code
->config
;
2102 rmesa
->hw
.fp
.cmd
[R300_FP_CNTL1
] = code
->pixsize
;
2103 rmesa
->hw
.fp
.cmd
[R300_FP_CNTL2
] = code
->code_offset
;
2104 for (i
= 0; i
< 4; i
++)
2105 rmesa
->hw
.fp
.cmd
[R300_FP_NODE0
+ i
] = code
->code_addr
[i
];
2107 R300_STATECHANGE(rmesa
, fpp
);
2108 rmesa
->hw
.fpp
.cmd
[R300_FPP_CMD_0
] = cmdpacket0(rmesa
->radeon
.radeonScreen
, R300_PFS_PARAM_0_X
, fp
->code
.constants
.Count
* 4);
2109 for (i
= 0; i
< fp
->code
.constants
.Count
; i
++) {
2111 const GLfloat
*constant
= get_fragmentprogram_constant(ctx
, i
, buffer
);
2112 rmesa
->hw
.fpp
.cmd
[R300_FPP_PARAM_0
+ 4 * i
+ 0] = r300PackFloat24(constant
[0]);
2113 rmesa
->hw
.fpp
.cmd
[R300_FPP_PARAM_0
+ 4 * i
+ 1] = r300PackFloat24(constant
[1]);
2114 rmesa
->hw
.fpp
.cmd
[R300_FPP_PARAM_0
+ 4 * i
+ 2] = r300PackFloat24(constant
[2]);
2115 rmesa
->hw
.fpp
.cmd
[R300_FPP_PARAM_0
+ 4 * i
+ 3] = r300PackFloat24(constant
[3]);
2119 #define bump_r500fp_count(ptr, new_count) do{\
2120 drm_r300_cmd_header_t* _p=((drm_r300_cmd_header_t*)(ptr));\
2121 int _nc=(new_count)/6; \
2122 assert(_nc < 256); \
2123 if(_nc>_p->r500fp.count)_p->r500fp.count=_nc;\
2126 #define bump_r500fp_const_count(ptr, new_count) do{\
2127 drm_r300_cmd_header_t* _p=((drm_r300_cmd_header_t*)(ptr));\
2128 int _nc=(new_count)/4; \
2129 assert(_nc < 256); \
2130 if(_nc>_p->r500fp.count)_p->r500fp.count=_nc;\
2133 static void r500SetupPixelShader(GLcontext
*ctx
)
2135 r300ContextPtr rmesa
= R300_CONTEXT(ctx
);
2136 struct r300_fragment_program
*fp
= rmesa
->selected_fp
;
2138 struct r500_fragment_program_code
*code
;
2140 ((drm_r300_cmd_header_t
*) rmesa
->hw
.r500fp
.cmd
)->r500fp
.count
= 0;
2141 ((drm_r300_cmd_header_t
*) rmesa
->hw
.r500fp_const
.cmd
)->r500fp
.count
= 0;
2143 code
= &fp
->code
.code
.r500
;
2145 R300_STATECHANGE(rmesa
, fp
);
2146 rmesa
->hw
.fp
.cmd
[R500_FP_PIXSIZE
] = code
->max_temp_idx
;
2148 rmesa
->hw
.fp
.cmd
[R500_FP_CODE_ADDR
] =
2149 R500_US_CODE_START_ADDR(0) |
2150 R500_US_CODE_END_ADDR(code
->inst_end
);
2151 rmesa
->hw
.fp
.cmd
[R500_FP_CODE_RANGE
] =
2152 R500_US_CODE_RANGE_ADDR(0) |
2153 R500_US_CODE_RANGE_SIZE(code
->inst_end
);
2154 rmesa
->hw
.fp
.cmd
[R500_FP_CODE_OFFSET
] =
2155 R500_US_CODE_OFFSET_ADDR(0);
2157 R300_STATECHANGE(rmesa
, r500fp
);
2158 /* Emit our shader... */
2159 for (i
= 0; i
< code
->inst_end
+1; i
++) {
2160 rmesa
->hw
.r500fp
.cmd
[i
*6+1] = code
->inst
[i
].inst0
;
2161 rmesa
->hw
.r500fp
.cmd
[i
*6+2] = code
->inst
[i
].inst1
;
2162 rmesa
->hw
.r500fp
.cmd
[i
*6+3] = code
->inst
[i
].inst2
;
2163 rmesa
->hw
.r500fp
.cmd
[i
*6+4] = code
->inst
[i
].inst3
;
2164 rmesa
->hw
.r500fp
.cmd
[i
*6+5] = code
->inst
[i
].inst4
;
2165 rmesa
->hw
.r500fp
.cmd
[i
*6+6] = code
->inst
[i
].inst5
;
2168 bump_r500fp_count(rmesa
->hw
.r500fp
.cmd
, (code
->inst_end
+ 1) * 6);
2170 R300_STATECHANGE(rmesa
, r500fp_const
);
2171 for (i
= 0; i
< fp
->code
.constants
.Count
; i
++) {
2173 const GLfloat
*constant
= get_fragmentprogram_constant(ctx
, i
, buffer
);
2174 rmesa
->hw
.r500fp_const
.cmd
[R300_FPP_PARAM_0
+ 4 * i
+ 0] = r300PackFloat32(constant
[0]);
2175 rmesa
->hw
.r500fp_const
.cmd
[R300_FPP_PARAM_0
+ 4 * i
+ 1] = r300PackFloat32(constant
[1]);
2176 rmesa
->hw
.r500fp_const
.cmd
[R300_FPP_PARAM_0
+ 4 * i
+ 2] = r300PackFloat32(constant
[2]);
2177 rmesa
->hw
.r500fp_const
.cmd
[R300_FPP_PARAM_0
+ 4 * i
+ 3] = r300PackFloat32(constant
[3]);
2179 bump_r500fp_const_count(rmesa
->hw
.r500fp_const
.cmd
, fp
->code
.constants
.Count
* 4);
2182 void r300SetupVAP(GLcontext
*ctx
, GLuint InputsRead
, GLuint OutputsWritten
)
2184 r300ContextPtr rmesa
= R300_CONTEXT( ctx
);
2185 struct vertex_attribute
*attrs
= rmesa
->vbuf
.attribs
;
2186 int i
, j
, reg_count
;
2187 uint32_t *vir0
= &rmesa
->hw
.vir
[0].cmd
[1];
2188 uint32_t *vir1
= &rmesa
->hw
.vir
[1].cmd
[1];
2190 for (i
= 0; i
< R300_VIR_CMDSIZE
-1; ++i
)
2191 vir0
[i
] = vir1
[i
] = 0;
2193 for (i
= 0, j
= 0; i
< rmesa
->vbuf
.num_attribs
; ++i
) {
2196 tmp
= attrs
[i
].data_type
| (attrs
[i
].dst_loc
<< R300_DST_VEC_LOC_SHIFT
);
2197 if (attrs
[i
]._signed
)
2199 if (attrs
[i
].normalize
)
2200 tmp
|= R300_NORMALIZE
;
2203 vir0
[j
] = tmp
<< R300_DATA_TYPE_0_SHIFT
;
2204 vir1
[j
] = attrs
[i
].swizzle
| (attrs
[i
].write_mask
<< R300_WRITE_ENA_SHIFT
);
2206 vir0
[j
] |= tmp
<< R300_DATA_TYPE_1_SHIFT
;
2207 vir1
[j
] |= (attrs
[i
].swizzle
| (attrs
[i
].write_mask
<< R300_WRITE_ENA_SHIFT
)) << R300_SWIZZLE1_SHIFT
;
2212 reg_count
= (rmesa
->vbuf
.num_attribs
+ 1) >> 1;
2213 if (rmesa
->vbuf
.num_attribs
% 2 != 0) {
2214 vir0
[reg_count
-1] |= R300_LAST_VEC
<< R300_DATA_TYPE_0_SHIFT
;
2216 vir0
[reg_count
-1] |= R300_LAST_VEC
<< R300_DATA_TYPE_1_SHIFT
;
2219 R300_STATECHANGE(rmesa
, vir
[0]);
2220 R300_STATECHANGE(rmesa
, vir
[1]);
2221 R300_STATECHANGE(rmesa
, vof
);
2222 R300_STATECHANGE(rmesa
, vic
);
2224 if (rmesa
->radeon
.radeonScreen
->kernel_mm
) {
2225 rmesa
->hw
.vir
[0].cmd
[0] &= 0xC000FFFF;
2226 rmesa
->hw
.vir
[1].cmd
[0] &= 0xC000FFFF;
2227 rmesa
->hw
.vir
[0].cmd
[0] |= (reg_count
& 0x3FFF) << 16;
2228 rmesa
->hw
.vir
[1].cmd
[0] |= (reg_count
& 0x3FFF) << 16;
2230 ((drm_r300_cmd_header_t
*) rmesa
->hw
.vir
[0].cmd
)->packet0
.count
= reg_count
;
2231 ((drm_r300_cmd_header_t
*) rmesa
->hw
.vir
[1].cmd
)->packet0
.count
= reg_count
;
2234 rmesa
->hw
.vic
.cmd
[R300_VIC_CNTL_0
] = r300VAPInputCntl0(ctx
, InputsRead
);
2235 rmesa
->hw
.vic
.cmd
[R300_VIC_CNTL_1
] = r300VAPInputCntl1(ctx
, InputsRead
);
2236 rmesa
->hw
.vof
.cmd
[R300_VOF_CNTL_0
] = r300VAPOutputCntl0(ctx
, OutputsWritten
);
2237 rmesa
->hw
.vof
.cmd
[R300_VOF_CNTL_1
] = r300VAPOutputCntl1(ctx
, OutputsWritten
);
2240 void r300UpdateShaderStates(r300ContextPtr rmesa
)
2243 ctx
= rmesa
->radeon
.glCtx
;
2245 /* should only happenen once, just after context is created */
2246 if (!ctx
->FragmentProgram
._Current
)
2249 r300SetEarlyZState(ctx
);
2251 r300SetupTextures(ctx
);
2253 rmesa
->vtbl
.SetupPixelShader(ctx
);
2255 rmesa
->vtbl
.SetupRSUnit(ctx
);
2257 if (rmesa
->options
.hw_tcl_enabled
) {
2258 r300SetupVertexProgram(rmesa
);
2263 * Called by Mesa after an internal state update.
2265 static void r300InvalidateState(GLcontext
* ctx
, GLuint new_state
)
2267 r300ContextPtr r300
= R300_CONTEXT(ctx
);
2269 _swrast_InvalidateState(ctx
, new_state
);
2270 _swsetup_InvalidateState(ctx
, new_state
);
2271 _vbo_InvalidateState(ctx
, new_state
);
2272 _tnl_InvalidateState(ctx
, new_state
);
2274 if (new_state
& _NEW_BUFFERS
) {
2275 _mesa_update_framebuffer(ctx
);
2276 /* this updates the DrawBuffer's Width/Height if it's a FBO */
2277 _mesa_update_draw_buffer_bounds(ctx
);
2279 R300_STATECHANGE(r300
, cb
);
2280 R300_STATECHANGE(r300
, zb
);
2283 if (new_state
& (_NEW_LIGHT
)) {
2284 R300_STATECHANGE(r300
, shade2
);
2285 if (ctx
->Light
.ProvokingVertex
== GL_LAST_VERTEX_CONVENTION
)
2286 r300
->hw
.shade2
.cmd
[1] |= R300_GA_COLOR_CONTROL_PROVOKING_VERTEX_LAST
;
2288 r300
->hw
.shade2
.cmd
[1] &= ~R300_GA_COLOR_CONTROL_PROVOKING_VERTEX_LAST
;
2291 r300
->radeon
.NewGLState
|= new_state
;
2295 * Calculate initial hardware state and register state functions.
2296 * Assumes that the command buffer and state atoms have been
2297 * initialized already.
2299 void r300InitState(r300ContextPtr r300
)
2301 r300ResetHwState(r300
);
2304 static void r300RenderMode(GLcontext
* ctx
, GLenum mode
)
2306 r300SwitchFallback(ctx
, R300_FALLBACK_RENDER_MODE
, ctx
->RenderMode
!= GL_RENDER
);
2310 * Initialize driver's state callback functions
2312 void r300InitStateFuncs(struct dd_function_table
*functions
)
2315 functions
->UpdateState
= r300InvalidateState
;
2316 functions
->AlphaFunc
= r300AlphaFunc
;
2317 functions
->BlendColor
= r300BlendColor
;
2318 functions
->BlendEquationSeparate
= r300BlendEquationSeparate
;
2319 functions
->BlendFuncSeparate
= r300BlendFuncSeparate
;
2320 functions
->Enable
= r300Enable
;
2321 functions
->ColorMask
= r300ColorMask
;
2322 functions
->DepthFunc
= r300DepthFunc
;
2323 functions
->DepthMask
= r300DepthMask
;
2324 functions
->CullFace
= r300CullFace
;
2325 functions
->FrontFace
= r300FrontFace
;
2326 functions
->ShadeModel
= r300ShadeModel
;
2327 functions
->LogicOpcode
= r300LogicOpcode
;
2329 /* ARB_point_parameters */
2330 functions
->PointParameterfv
= r300PointParameter
;
2332 /* Stencil related */
2333 functions
->StencilFuncSeparate
= r300StencilFuncSeparate
;
2334 functions
->StencilMaskSeparate
= r300StencilMaskSeparate
;
2335 functions
->StencilOpSeparate
= r300StencilOpSeparate
;
2337 /* Viewport related */
2338 functions
->Viewport
= r300Viewport
;
2339 functions
->DepthRange
= r300DepthRange
;
2340 functions
->PointSize
= r300PointSize
;
2341 functions
->LineWidth
= r300LineWidth
;
2343 functions
->PolygonOffset
= r300PolygonOffset
;
2344 functions
->PolygonMode
= r300PolygonMode
;
2346 functions
->RenderMode
= r300RenderMode
;
2348 functions
->ClipPlane
= r300ClipPlane
;
2349 functions
->Scissor
= radeonScissor
;
2351 functions
->DrawBuffer
= radeonDrawBuffer
;
2352 functions
->ReadBuffer
= radeonReadBuffer
;
2355 void r300InitShaderFunctions(r300ContextPtr r300
)
2357 if (r300
->radeon
.radeonScreen
->chip_family
>= CHIP_FAMILY_RV515
) {
2358 r300
->vtbl
.SetupRSUnit
= r500SetupRSUnit
;
2359 r300
->vtbl
.SetupPixelShader
= r500SetupPixelShader
;
2360 r300
->vtbl
.SetupFragmentShaderTextures
= r500SetupFragmentShaderTextures
;
2362 r300
->vtbl
.SetupRSUnit
= r300SetupRSUnit
;
2363 r300
->vtbl
.SetupPixelShader
= r300SetupPixelShader
;
2364 r300
->vtbl
.SetupFragmentShaderTextures
= r300SetupFragmentShaderTextures
;