1 /* $XFree86: xc/lib/GL/mesa/src/drv/r200/r200_context.c,v 1.3 2003/05/06 23:52:08 daenzer Exp $ */
3 Copyright (C) The Weather Channel, Inc. 2002. All Rights Reserved.
5 The Weather Channel (TM) funded Tungsten Graphics to develop the
6 initial release of the Radeon 8500 driver under the XFree86 license.
7 This notice must be preserved.
9 Permission is hereby granted, free of charge, to any person obtaining
10 a copy of this software and associated documentation files (the
11 "Software"), to deal in the Software without restriction, including
12 without limitation the rights to use, copy, modify, merge, publish,
13 distribute, sublicense, and/or sell copies of the Software, and to
14 permit persons to whom the Software is furnished to do so, subject to
15 the following conditions:
17 The above copyright notice and this permission notice (including the
18 next paragraph) shall be included in all copies or substantial
19 portions of the Software.
21 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
22 EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
23 MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
24 IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
25 LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
26 OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
27 WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
29 **************************************************************************/
33 * Keith Whitwell <keith@tungstengraphics.com>
37 #include "api_arrayelt.h"
39 #include "simple_list.h"
42 #include "extensions.h"
43 #include "framebuffer.h"
46 #include "swrast/swrast.h"
47 #include "swrast_setup/swrast_setup.h"
48 #include "array_cache/acache.h"
51 #include "tnl/t_pipeline.h"
53 #include "drivers/common/driverfuncs.h"
55 #include "r200_context.h"
56 #include "r200_ioctl.h"
57 #include "r200_state.h"
58 #include "r200_span.h"
59 #include "r200_pixel.h"
61 #include "r200_swtcl.h"
63 #include "r200_vtxfmt.h"
64 #include "r200_maos.h"
65 #include "r200_vertprog.h"
67 #define need_GL_ARB_multisample
68 #define need_GL_ARB_texture_compression
69 #define need_GL_ARB_vertex_buffer_object
70 #define need_GL_ARB_vertex_program
71 #define need_GL_ATI_fragment_shader
72 #define need_GL_EXT_blend_minmax
73 #define need_GL_EXT_fog_coord
74 #define need_GL_EXT_secondary_color
75 #define need_GL_EXT_blend_equation_separate
76 #define need_GL_EXT_blend_func_separate
77 #define need_GL_NV_vertex_program
78 #include "extension_helper.h"
80 #define DRIVER_DATE "20060602"
84 #include "xmlpool.h" /* for symbolic values of enum-type options */
90 /* Return the width and height of the given buffer.
92 static void r200GetBufferSize( GLframebuffer
*buffer
,
93 GLuint
*width
, GLuint
*height
)
95 GET_CURRENT_CONTEXT(ctx
);
96 r200ContextPtr rmesa
= R200_CONTEXT(ctx
);
98 LOCK_HARDWARE( rmesa
);
99 *width
= rmesa
->dri
.drawable
->w
;
100 *height
= rmesa
->dri
.drawable
->h
;
101 UNLOCK_HARDWARE( rmesa
);
104 /* Return various strings for glGetString().
106 static const GLubyte
*r200GetString( GLcontext
*ctx
, GLenum name
)
108 r200ContextPtr rmesa
= R200_CONTEXT(ctx
);
109 static char buffer
[128];
111 GLuint agp_mode
= (rmesa
->r200Screen
->card_type
== RADEON_CARD_PCI
)? 0 :
112 rmesa
->r200Screen
->AGPMode
;
116 return (GLubyte
*)"Tungsten Graphics, Inc.";
119 offset
= driGetRendererString( buffer
, "R200", DRIVER_DATE
,
122 sprintf( & buffer
[ offset
], " %sTCL",
123 !(rmesa
->TclFallback
& R200_TCL_FALLBACK_TCL_DISABLE
)
126 return (GLubyte
*)buffer
;
134 /* Extension strings exported by the R200 driver.
136 const struct dri_extension card_extensions
[] =
138 { "GL_ARB_multisample", GL_ARB_multisample_functions
},
139 { "GL_ARB_multitexture", NULL
},
140 { "GL_ARB_texture_border_clamp", NULL
},
141 { "GL_ARB_texture_compression", GL_ARB_texture_compression_functions
},
142 { "GL_ARB_texture_env_add", NULL
},
143 { "GL_ARB_texture_env_combine", NULL
},
144 { "GL_ARB_texture_env_dot3", NULL
},
145 { "GL_ARB_texture_env_crossbar", NULL
},
146 { "GL_ARB_texture_mirrored_repeat", NULL
},
147 { "GL_ARB_vertex_buffer_object", GL_ARB_vertex_buffer_object_functions
},
148 { "GL_EXT_blend_minmax", GL_EXT_blend_minmax_functions
},
149 { "GL_EXT_blend_subtract", NULL
},
150 { "GL_EXT_fog_coord", GL_EXT_fog_coord_functions
},
151 { "GL_EXT_secondary_color", GL_EXT_secondary_color_functions
},
152 { "GL_EXT_stencil_wrap", NULL
},
153 { "GL_EXT_texture_edge_clamp", NULL
},
154 { "GL_EXT_texture_env_combine", NULL
},
155 { "GL_EXT_texture_env_dot3", NULL
},
156 { "GL_EXT_texture_filter_anisotropic", NULL
},
157 { "GL_EXT_texture_lod_bias", NULL
},
158 { "GL_EXT_texture_mirror_clamp", NULL
},
159 { "GL_EXT_texture_rectangle", NULL
},
160 { "GL_ATI_texture_env_combine3", NULL
},
161 { "GL_ATI_texture_mirror_once", NULL
},
162 { "GL_MESA_pack_invert", NULL
},
163 { "GL_NV_blend_square", NULL
},
164 { "GL_SGIS_generate_mipmap", NULL
},
168 const struct dri_extension blend_extensions
[] = {
169 { "GL_EXT_blend_equation_separate", GL_EXT_blend_equation_separate_functions
},
170 { "GL_EXT_blend_func_separate", GL_EXT_blend_func_separate_functions
},
174 const struct dri_extension ARB_vp_extension
[] = {
175 { "GL_ARB_vertex_program", GL_ARB_vertex_program_functions
}
178 const struct dri_extension NV_vp_extension
[] = {
179 { "GL_NV_vertex_program", GL_NV_vertex_program_functions
}
182 const struct dri_extension ATI_fs_extension
[] = {
183 { "GL_ATI_fragment_shader", GL_ATI_fragment_shader_functions
}
186 extern const struct tnl_pipeline_stage _r200_render_stage
;
187 extern const struct tnl_pipeline_stage _r200_tcl_stage
;
189 static const struct tnl_pipeline_stage
*r200_pipeline
[] = {
191 /* Try and go straight to t&l
195 /* Catch any t&l fallbacks
197 &_tnl_vertex_transform_stage
,
198 &_tnl_normal_transform_stage
,
199 &_tnl_lighting_stage
,
200 &_tnl_fog_coordinate_stage
,
202 &_tnl_texture_transform_stage
,
203 &_tnl_arb_vertex_program_stage
,
204 &_tnl_vertex_program_stage
,
206 /* Try again to go to tcl?
207 * - no good for asymmetric-twoside (do with multipass)
208 * - no good for asymmetric-unfilled (do with multipass)
209 * - good for material
211 * - need to manipulate a bit of state
213 * - worth it/not worth it?
216 /* Else do them here.
218 /* &_r200_render_stage, */ /* FIXME: bugs with ut2003 */
219 &_tnl_render_stage
, /* FALLBACK: */
225 /* Initialize the driver's misc functions.
227 static void r200InitDriverFuncs( struct dd_function_table
*functions
)
229 functions
->GetBufferSize
= r200GetBufferSize
;
230 functions
->ResizeBuffers
= _mesa_resize_framebuffer
;
231 functions
->GetString
= r200GetString
;
233 functions
->Error
= NULL
;
234 functions
->DrawPixels
= NULL
;
235 functions
->Bitmap
= NULL
;
238 static const struct dri_debug_control debug_control
[] =
240 { "fall", DEBUG_FALLBACKS
},
241 { "tex", DEBUG_TEXTURE
},
242 { "ioctl", DEBUG_IOCTL
},
243 { "prim", DEBUG_PRIMS
},
244 { "vert", DEBUG_VERTS
},
245 { "state", DEBUG_STATE
},
246 { "code", DEBUG_CODEGEN
},
247 { "vfmt", DEBUG_VFMT
},
248 { "vtxf", DEBUG_VFMT
},
249 { "verb", DEBUG_VERBOSE
},
250 { "dri", DEBUG_DRI
},
251 { "dma", DEBUG_DMA
},
252 { "san", DEBUG_SANITY
},
253 { "sync", DEBUG_SYNC
},
254 { "pix", DEBUG_PIXEL
},
255 { "mem", DEBUG_MEMORY
},
260 /* Create the device specific rendering context.
262 GLboolean
r200CreateContext( const __GLcontextModes
*glVisual
,
263 __DRIcontextPrivate
*driContextPriv
,
264 void *sharedContextPrivate
)
266 __DRIscreenPrivate
*sPriv
= driContextPriv
->driScreenPriv
;
267 radeonScreenPtr screen
= (radeonScreenPtr
)(sPriv
->private);
268 struct dd_function_table functions
;
269 r200ContextPtr rmesa
;
270 GLcontext
*ctx
, *shareCtx
;
272 int tcl_mode
, fthrottle_mode
;
275 assert(driContextPriv
);
278 /* Allocate the R200 context */
279 rmesa
= (r200ContextPtr
) CALLOC( sizeof(*rmesa
) );
283 /* init exp fog table data */
284 r200InitStaticFogData();
286 /* Parse configuration files.
287 * Do this here so that initialMaxAnisotropy is set before we create
288 * the default textures.
290 driParseConfigFiles (&rmesa
->optionCache
, &screen
->optionCache
,
291 screen
->driScreen
->myNum
, "r200");
292 rmesa
->initialMaxAnisotropy
= driQueryOptionf(&rmesa
->optionCache
,
293 "def_max_anisotropy");
295 if ( driQueryOptionb( &rmesa
->optionCache
, "hyperz" ) ) {
296 if ( sPriv
->drmMinor
< 13 )
297 fprintf( stderr
, "DRM version 1.%d too old to support HyperZ, "
298 "disabling.\n",sPriv
->drmMinor
);
300 rmesa
->using_hyperz
= GL_TRUE
;
303 if ( sPriv
->drmMinor
>= 15 )
304 rmesa
->texmicrotile
= GL_TRUE
;
306 /* Init default driver functions then plug in our R200-specific functions
307 * (the texture functions are especially important)
309 _mesa_init_driver_functions(&functions
);
310 r200InitDriverFuncs(&functions
);
311 r200InitIoctlFuncs(&functions
);
312 r200InitStateFuncs(&functions
);
313 r200InitTextureFuncs(&functions
);
314 r200InitShaderFuncs(&functions
);
316 /* Allocate and initialize the Mesa context */
317 if (sharedContextPrivate
)
318 shareCtx
= ((r200ContextPtr
) sharedContextPrivate
)->glCtx
;
321 rmesa
->glCtx
= _mesa_create_context(glVisual
, shareCtx
,
322 &functions
, (void *) rmesa
);
327 driContextPriv
->driverPrivate
= rmesa
;
329 /* Init r200 context data */
330 rmesa
->dri
.context
= driContextPriv
;
331 rmesa
->dri
.screen
= sPriv
;
332 rmesa
->dri
.drawable
= NULL
; /* Set by XMesaMakeCurrent */
333 rmesa
->dri
.hwContext
= driContextPriv
->hHWContext
;
334 rmesa
->dri
.hwLock
= &sPriv
->pSAREA
->lock
;
335 rmesa
->dri
.fd
= sPriv
->fd
;
336 rmesa
->dri
.drmMinor
= sPriv
->drmMinor
;
338 rmesa
->r200Screen
= screen
;
339 rmesa
->sarea
= (drm_radeon_sarea_t
*)((GLubyte
*)sPriv
->pSAREA
+
340 screen
->sarea_priv_offset
);
343 rmesa
->dma
.buf0_address
= rmesa
->r200Screen
->buffers
->list
[0].address
;
345 (void) memset( rmesa
->texture_heaps
, 0, sizeof( rmesa
->texture_heaps
) );
346 make_empty_list( & rmesa
->swapped
);
348 rmesa
->nr_heaps
= 1 /* screen->numTexHeaps */ ;
349 assert(rmesa
->nr_heaps
< RADEON_NR_TEX_HEAPS
);
350 for ( i
= 0 ; i
< rmesa
->nr_heaps
; i
++ ) {
351 rmesa
->texture_heaps
[i
] = driCreateTextureHeap( i
, rmesa
,
354 RADEON_NR_TEX_REGIONS
,
355 (drmTextureRegionPtr
)rmesa
->sarea
->tex_list
[i
],
356 & rmesa
->sarea
->tex_age
[i
],
358 sizeof( r200TexObj
),
359 (destroy_texture_object_t
*) r200DestroyTexObj
);
361 rmesa
->texture_depth
= driQueryOptioni (&rmesa
->optionCache
,
363 if (rmesa
->texture_depth
== DRI_CONF_TEXTURE_DEPTH_FB
)
364 rmesa
->texture_depth
= ( screen
->cpp
== 4 ) ?
365 DRI_CONF_TEXTURE_DEPTH_32
: DRI_CONF_TEXTURE_DEPTH_16
;
367 rmesa
->swtcl
.RenderIndex
= ~0;
368 rmesa
->hw
.all_dirty
= 1;
370 /* Set the maximum texture size small enough that we can guarentee that
371 * all texture units can bind a maximal texture and have all of them in
372 * texturable memory at once. Depending on the allow_large_textures driconf
373 * setting allow larger textures.
377 ctx
->Const
.MaxTextureUnits
= driQueryOptioni (&rmesa
->optionCache
,
379 ctx
->Const
.MaxTextureImageUnits
= ctx
->Const
.MaxTextureUnits
;
380 ctx
->Const
.MaxTextureCoordUnits
= ctx
->Const
.MaxTextureUnits
;
382 i
= driQueryOptioni( &rmesa
->optionCache
, "allow_large_textures");
384 driCalculateMaxTextureLevels( rmesa
->texture_heaps
,
388 11, /* max 2D texture size is 2048x2048 */
389 #if ENABLE_HW_3D_TEXTURE
390 8, /* max 3D texture size is 256^3 */
392 0, /* 3D textures unsupported */
394 11, /* max cube texture size is 2048x2048 */
395 11, /* max texture rectangle size is 2048x2048 */
400 ctx
->Const
.MaxTextureMaxAnisotropy
= 16.0;
402 /* No wide AA points.
404 ctx
->Const
.MinPointSize
= 1.0;
405 ctx
->Const
.MinPointSizeAA
= 1.0;
406 ctx
->Const
.MaxPointSizeAA
= 1.0;
407 ctx
->Const
.PointSizeGranularity
= 0.0625;
408 if (rmesa
->r200Screen
->drmSupportsPointSprites
)
409 ctx
->Const
.MaxPointSize
= 2047.0;
411 ctx
->Const
.MaxPointSize
= 1.0;
413 /* mesa initialization problem - _mesa_init_point was already called */
414 ctx
->Point
.MaxSize
= ctx
->Const
.MaxPointSize
;
416 ctx
->Const
.MinLineWidth
= 1.0;
417 ctx
->Const
.MinLineWidthAA
= 1.0;
418 ctx
->Const
.MaxLineWidth
= 10.0;
419 ctx
->Const
.MaxLineWidthAA
= 10.0;
420 ctx
->Const
.LineWidthGranularity
= 0.0625;
422 ctx
->Const
.VertexProgram
.MaxNativeInstructions
= R200_VSF_MAX_INST
;
423 ctx
->Const
.VertexProgram
.MaxNativeAttribs
= 12;
424 ctx
->Const
.VertexProgram
.MaxNativeTemps
= R200_VSF_MAX_TEMPS
;
425 ctx
->Const
.VertexProgram
.MaxNativeParameters
= R200_VSF_MAX_PARAM
;
426 ctx
->Const
.VertexProgram
.MaxNativeAddressRegs
= 1;
428 /* Initialize the software rasterizer and helper modules.
430 _swrast_CreateContext( ctx
);
431 _ac_CreateContext( ctx
);
432 _tnl_CreateContext( ctx
);
433 _swsetup_CreateContext( ctx
);
434 _ae_create_context( ctx
);
436 /* Install the customized pipeline:
438 _tnl_destroy_pipeline( ctx
);
439 _tnl_install_pipeline( ctx
, r200_pipeline
);
440 ctx
->Driver
.FlushVertices
= r200FlushVertices
;
442 /* Try and keep materials and vertices separate:
444 _tnl_isolate_materials( ctx
, GL_TRUE
);
447 /* Configure swrast and TNL to match hardware characteristics:
449 _swrast_allow_pixel_fog( ctx
, GL_FALSE
);
450 _swrast_allow_vertex_fog( ctx
, GL_TRUE
);
451 _tnl_allow_pixel_fog( ctx
, GL_FALSE
);
452 _tnl_allow_vertex_fog( ctx
, GL_TRUE
);
455 for ( i
= 0 ; i
< R200_MAX_TEXTURE_UNITS
; i
++ ) {
456 _math_matrix_ctr( &rmesa
->TexGenMatrix
[i
] );
457 _math_matrix_set_identity( &rmesa
->TexGenMatrix
[i
] );
459 _math_matrix_ctr( &rmesa
->tmpmat
);
460 _math_matrix_set_identity( &rmesa
->tmpmat
);
462 driInitExtensions( ctx
, card_extensions
, GL_TRUE
);
463 if (!(rmesa
->r200Screen
->chip_flags
& R200_CHIPSET_YCBCR_BROKEN
)) {
464 /* yuv textures don't work with some chips - R200 / rv280 okay so far
465 others get the bit ordering right but don't actually do YUV-RGB conversion */
466 _mesa_enable_extension( ctx
, "GL_MESA_ycbcr_texture" );
468 if (rmesa
->glCtx
->Mesa_DXTn
) {
469 _mesa_enable_extension( ctx
, "GL_EXT_texture_compression_s3tc" );
470 _mesa_enable_extension( ctx
, "GL_S3_s3tc" );
472 else if (driQueryOptionb (&rmesa
->optionCache
, "force_s3tc_enable")) {
473 _mesa_enable_extension( ctx
, "GL_EXT_texture_compression_s3tc" );
476 if (rmesa
->r200Screen
->drmSupportsCubeMapsR200
)
477 _mesa_enable_extension( ctx
, "GL_ARB_texture_cube_map" );
478 if (rmesa
->r200Screen
->drmSupportsBlendColor
) {
479 driInitExtensions( ctx
, blend_extensions
, GL_FALSE
);
481 if(rmesa
->r200Screen
->drmSupportsVertexProgram
)
482 driInitSingleExtension( ctx
, ARB_vp_extension
);
483 if(driQueryOptionb(&rmesa
->optionCache
, "nv_vertex_program"))
484 driInitSingleExtension( ctx
, NV_vp_extension
);
486 if ((ctx
->Const
.MaxTextureUnits
== 6) && rmesa
->r200Screen
->drmSupportsFragShader
)
487 driInitSingleExtension( ctx
, ATI_fs_extension
);
489 r200InitDriverFuncs( ctx
);
490 r200InitIoctlFuncs( ctx
);
491 r200InitStateFuncs( ctx
);
492 r200InitTextureFuncs( ctx
);
494 /* plug in a few more device driver functions */
495 /* XXX these should really go right after _mesa_init_driver_functions() */
496 r200InitPixelFuncs( ctx
);
497 r200InitSpanFuncs( ctx
);
498 r200InitTnlFuncs( ctx
);
499 r200InitState( rmesa
);
500 r200InitSwtcl( ctx
);
502 fthrottle_mode
= driQueryOptioni(&rmesa
->optionCache
, "fthrottle_mode");
503 rmesa
->iw
.irq_seq
= -1;
504 rmesa
->irqsEmitted
= 0;
505 rmesa
->do_irqs
= (fthrottle_mode
== DRI_CONF_FTHROTTLE_IRQS
&&
506 rmesa
->r200Screen
->irq
);
508 rmesa
->do_usleeps
= (fthrottle_mode
== DRI_CONF_FTHROTTLE_USLEEPS
);
512 "IRQ's not enabled, falling back to %s: %d %d\n",
513 rmesa
->do_usleeps
? "usleeps" : "busy waits",
515 rmesa
->r200Screen
->irq
);
517 rmesa
->vblank_flags
= (rmesa
->r200Screen
->irq
!= 0)
518 ? driGetDefaultVBlankFlags(&rmesa
->optionCache
) : VBLANK_FLAG_NO_IRQ
;
520 rmesa
->prefer_gart_client_texturing
=
521 (getenv("R200_GART_CLIENT_TEXTURES") != 0);
523 (*dri_interface
->getUST
)( & rmesa
->swap_ust
);
527 R200_DEBUG
= driParseDebugString( getenv( "R200_DEBUG" ),
529 R200_DEBUG
|= driParseDebugString( getenv( "RADEON_DEBUG" ),
533 tcl_mode
= driQueryOptioni(&rmesa
->optionCache
, "tcl_mode");
534 if (driQueryOptionb(&rmesa
->optionCache
, "no_rast")) {
535 fprintf(stderr
, "disabling 3D acceleration\n");
536 FALLBACK(rmesa
, R200_FALLBACK_DISABLE
, 1);
538 else if (tcl_mode
== DRI_CONF_TCL_SW
|| getenv("R200_NO_TCL") ||
539 !(rmesa
->r200Screen
->chip_flags
& RADEON_CHIPSET_TCL
)) {
540 if (rmesa
->r200Screen
->chip_flags
& RADEON_CHIPSET_TCL
) {
541 rmesa
->r200Screen
->chip_flags
&= ~RADEON_CHIPSET_TCL
;
542 fprintf(stderr
, "Disabling HW TCL support\n");
544 TCL_FALLBACK(rmesa
->glCtx
, R200_TCL_FALLBACK_TCL_DISABLE
, 1);
547 if (rmesa
->r200Screen
->chip_flags
& RADEON_CHIPSET_TCL
) {
548 if (tcl_mode
>= DRI_CONF_TCL_VTXFMT
)
549 r200VtxfmtInit( ctx
, tcl_mode
>= DRI_CONF_TCL_CODEGEN
);
551 _tnl_need_dlist_norm_lengths( ctx
, GL_FALSE
);
557 /* Destroy the device specific context.
559 /* Destroy the Mesa and driver specific context data.
561 void r200DestroyContext( __DRIcontextPrivate
*driContextPriv
)
563 GET_CURRENT_CONTEXT(ctx
);
564 r200ContextPtr rmesa
= (r200ContextPtr
) driContextPriv
->driverPrivate
;
565 r200ContextPtr current
= ctx
? R200_CONTEXT(ctx
) : NULL
;
567 /* check if we're deleting the currently bound context */
568 if (rmesa
== current
) {
569 R200_FIREVERTICES( rmesa
);
570 _mesa_make_current(NULL
, NULL
, NULL
);
573 /* Free r200 context resources */
574 assert(rmesa
); /* should never be null */
576 GLboolean release_texture_heaps
;
579 release_texture_heaps
= (rmesa
->glCtx
->Shared
->RefCount
== 1);
580 _swsetup_DestroyContext( rmesa
->glCtx
);
581 _tnl_DestroyContext( rmesa
->glCtx
);
582 _ac_DestroyContext( rmesa
->glCtx
);
583 _swrast_DestroyContext( rmesa
->glCtx
);
585 r200DestroySwtcl( rmesa
->glCtx
);
586 r200ReleaseArrays( rmesa
->glCtx
, ~0 );
588 if (rmesa
->dma
.current
.buf
) {
589 r200ReleaseDmaRegion( rmesa
, &rmesa
->dma
.current
, __FUNCTION__
);
590 r200FlushCmdBuf( rmesa
, __FUNCTION__
);
593 if (!(rmesa
->TclFallback
& R200_TCL_FALLBACK_TCL_DISABLE
)) {
594 int tcl_mode
= driQueryOptioni(&rmesa
->optionCache
, "tcl_mode");
595 if (tcl_mode
>= DRI_CONF_TCL_VTXFMT
)
596 r200VtxfmtDestroy( rmesa
->glCtx
);
599 if (rmesa
->state
.scissor
.pClipRects
) {
600 FREE(rmesa
->state
.scissor
.pClipRects
);
601 rmesa
->state
.scissor
.pClipRects
= NULL
;
604 if ( release_texture_heaps
) {
605 /* This share group is about to go away, free our private
606 * texture object data.
610 for ( i
= 0 ; i
< rmesa
->nr_heaps
; i
++ ) {
611 driDestroyTextureHeap( rmesa
->texture_heaps
[ i
] );
612 rmesa
->texture_heaps
[ i
] = NULL
;
615 assert( is_empty_list( & rmesa
->swapped
) );
618 /* free the Mesa context */
619 rmesa
->glCtx
->DriverCtx
= NULL
;
620 _mesa_destroy_context( rmesa
->glCtx
);
622 /* free the option cache */
623 driDestroyOptionCache (&rmesa
->optionCache
);
633 r200SwapBuffers( __DRIdrawablePrivate
*dPriv
)
635 if (dPriv
->driContextPriv
&& dPriv
->driContextPriv
->driverPrivate
) {
636 r200ContextPtr rmesa
;
638 rmesa
= (r200ContextPtr
) dPriv
->driContextPriv
->driverPrivate
;
640 if (ctx
->Visual
.doubleBufferMode
) {
641 _mesa_notifySwapBuffers( ctx
); /* flush pending rendering comands */
642 if ( rmesa
->doPageFlip
) {
643 r200PageFlip( dPriv
);
646 r200CopyBuffer( dPriv
, NULL
);
651 /* XXX this shouldn't be an error but we can't handle it for now */
652 _mesa_problem(NULL
, "%s: drawable has no context!", __FUNCTION__
);
657 r200CopySubBuffer( __DRIdrawablePrivate
*dPriv
,
658 int x
, int y
, int w
, int h
)
660 if (dPriv
->driContextPriv
&& dPriv
->driContextPriv
->driverPrivate
) {
661 r200ContextPtr rmesa
;
663 rmesa
= (r200ContextPtr
) dPriv
->driContextPriv
->driverPrivate
;
665 if (ctx
->Visual
.doubleBufferMode
) {
666 drm_clip_rect_t rect
;
667 rect
.x1
= x
+ dPriv
->x
;
668 rect
.y1
= (dPriv
->h
- y
- h
) + dPriv
->y
;
669 rect
.x2
= rect
.x1
+ w
;
670 rect
.y2
= rect
.y1
+ h
;
671 _mesa_notifySwapBuffers( ctx
); /* flush pending rendering comands */
672 r200CopyBuffer( dPriv
, &rect
);
676 /* XXX this shouldn't be an error but we can't handle it for now */
677 _mesa_problem(NULL
, "%s: drawable has no context!", __FUNCTION__
);
681 /* Force the context `c' to be the current context and associate with it
685 r200MakeCurrent( __DRIcontextPrivate
*driContextPriv
,
686 __DRIdrawablePrivate
*driDrawPriv
,
687 __DRIdrawablePrivate
*driReadPriv
)
689 if ( driContextPriv
) {
690 r200ContextPtr newCtx
=
691 (r200ContextPtr
) driContextPriv
->driverPrivate
;
693 if (R200_DEBUG
& DEBUG_DRI
)
694 fprintf(stderr
, "%s ctx %p\n", __FUNCTION__
, (void *)newCtx
->glCtx
);
696 if ( newCtx
->dri
.drawable
!= driDrawPriv
) {
697 driDrawableInitVBlank( driDrawPriv
, newCtx
->vblank_flags
,
699 newCtx
->dri
.drawable
= driDrawPriv
;
700 r200UpdateWindow( newCtx
->glCtx
);
701 r200UpdateViewportOffset( newCtx
->glCtx
);
704 _mesa_make_current( newCtx
->glCtx
,
705 (GLframebuffer
*) driDrawPriv
->driverPrivate
,
706 (GLframebuffer
*) driReadPriv
->driverPrivate
);
708 if (newCtx
->vb
.enabled
)
709 r200VtxfmtMakeCurrent( newCtx
->glCtx
);
711 _mesa_update_state( newCtx
->glCtx
);
712 r200ValidateState( newCtx
->glCtx
);
715 if (R200_DEBUG
& DEBUG_DRI
)
716 fprintf(stderr
, "%s ctx is null\n", __FUNCTION__
);
717 _mesa_make_current( NULL
, NULL
, NULL
);
720 if (R200_DEBUG
& DEBUG_DRI
)
721 fprintf(stderr
, "End %s\n", __FUNCTION__
);
725 /* Force the context `c' to be unbound from its buffer.
728 r200UnbindContext( __DRIcontextPrivate
*driContextPriv
)
730 r200ContextPtr rmesa
= (r200ContextPtr
) driContextPriv
->driverPrivate
;
732 if (R200_DEBUG
& DEBUG_DRI
)
733 fprintf(stderr
, "%s ctx %p\n", __FUNCTION__
, (void *)rmesa
->glCtx
);
735 r200VtxfmtUnbindContext( rmesa
->glCtx
);