2 Copyright (C) The Weather Channel, Inc. 2002. All Rights Reserved.
4 The Weather Channel (TM) funded Tungsten Graphics to develop the
5 initial release of the Radeon 8500 driver under the XFree86 license.
6 This notice must be preserved.
8 Permission is hereby granted, free of charge, to any person obtaining
9 a copy of this software and associated documentation files (the
10 "Software"), to deal in the Software without restriction, including
11 without limitation the rights to use, copy, modify, merge, publish,
12 distribute, sublicense, and/or sell copies of the Software, and to
13 permit persons to whom the Software is furnished to do so, subject to
14 the following conditions:
16 The above copyright notice and this permission notice (including the
17 next paragraph) shall be included in all copies or substantial
18 portions of the Software.
20 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
21 EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
22 MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
23 IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
24 LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
25 OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
26 WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
28 **************************************************************************/
32 * Keith Whitwell <keith@tungstengraphics.com>
35 #include "main/glheader.h"
36 #include "main/api_arrayelt.h"
37 #include "main/context.h"
38 #include "main/simple_list.h"
39 #include "main/imports.h"
40 #include "main/matrix.h"
41 #include "main/extensions.h"
42 #include "main/framebuffer.h"
43 #include "main/state.h"
45 #include "swrast/swrast.h"
46 #include "swrast_setup/swrast_setup.h"
50 #include "tnl/t_pipeline.h"
52 #include "drivers/common/driverfuncs.h"
54 #include "r200_context.h"
55 #include "r200_ioctl.h"
56 #include "r200_state.h"
57 #include "r200_span.h"
58 #include "r200_pixel.h"
60 #include "r200_swtcl.h"
62 #include "r200_maos.h"
63 #include "r200_vertprog.h"
65 #define need_GL_ARB_multisample
66 #define need_GL_ARB_texture_compression
67 #define need_GL_ARB_vertex_buffer_object
68 #define need_GL_ARB_vertex_program
69 #define need_GL_ATI_fragment_shader
70 #define need_GL_EXT_blend_minmax
71 #define need_GL_EXT_fog_coord
72 #define need_GL_EXT_multi_draw_arrays
73 #define need_GL_EXT_secondary_color
74 #define need_GL_EXT_blend_equation_separate
75 #define need_GL_EXT_blend_func_separate
76 #define need_GL_NV_vertex_program
77 #define need_GL_ARB_point_parameters
78 #include "extension_helper.h"
80 #define DRIVER_DATE "20060602"
84 #include "xmlpool.h" /* for symbolic values of enum-type options */
89 /* Return various strings for glGetString().
91 static const GLubyte
*r200GetString( GLcontext
*ctx
, GLenum name
)
93 r200ContextPtr rmesa
= R200_CONTEXT(ctx
);
94 static char buffer
[128];
96 GLuint agp_mode
= (rmesa
->r200Screen
->card_type
== RADEON_CARD_PCI
)? 0 :
97 rmesa
->r200Screen
->AGPMode
;
101 return (GLubyte
*)"Tungsten Graphics, Inc.";
104 offset
= driGetRendererString( buffer
, "R200", DRIVER_DATE
,
107 sprintf( & buffer
[ offset
], " %sTCL",
108 !(rmesa
->TclFallback
& R200_TCL_FALLBACK_TCL_DISABLE
)
111 return (GLubyte
*)buffer
;
119 /* Extension strings exported by the R200 driver.
121 const struct dri_extension card_extensions
[] =
123 { "GL_ARB_multisample", GL_ARB_multisample_functions
},
124 { "GL_ARB_multitexture", NULL
},
125 { "GL_ARB_texture_border_clamp", NULL
},
126 { "GL_ARB_texture_compression", GL_ARB_texture_compression_functions
},
127 { "GL_ARB_texture_env_add", NULL
},
128 { "GL_ARB_texture_env_combine", NULL
},
129 { "GL_ARB_texture_env_dot3", NULL
},
130 { "GL_ARB_texture_env_crossbar", NULL
},
131 { "GL_ARB_texture_mirrored_repeat", NULL
},
132 { "GL_ARB_vertex_buffer_object", GL_ARB_vertex_buffer_object_functions
},
133 { "GL_EXT_blend_minmax", GL_EXT_blend_minmax_functions
},
134 { "GL_EXT_blend_subtract", NULL
},
135 { "GL_EXT_fog_coord", GL_EXT_fog_coord_functions
},
136 { "GL_EXT_multi_draw_arrays", GL_EXT_multi_draw_arrays_functions
},
137 { "GL_EXT_secondary_color", GL_EXT_secondary_color_functions
},
138 { "GL_EXT_stencil_wrap", NULL
},
139 { "GL_EXT_texture_edge_clamp", NULL
},
140 { "GL_EXT_texture_env_combine", NULL
},
141 { "GL_EXT_texture_env_dot3", NULL
},
142 { "GL_EXT_texture_filter_anisotropic", NULL
},
143 { "GL_EXT_texture_lod_bias", NULL
},
144 { "GL_EXT_texture_mirror_clamp", NULL
},
145 { "GL_EXT_texture_rectangle", NULL
},
146 { "GL_ATI_texture_env_combine3", NULL
},
147 { "GL_ATI_texture_mirror_once", NULL
},
148 { "GL_MESA_pack_invert", NULL
},
149 { "GL_NV_blend_square", NULL
},
150 { "GL_SGIS_generate_mipmap", NULL
},
154 const struct dri_extension blend_extensions
[] = {
155 { "GL_EXT_blend_equation_separate", GL_EXT_blend_equation_separate_functions
},
156 { "GL_EXT_blend_func_separate", GL_EXT_blend_func_separate_functions
},
160 const struct dri_extension ARB_vp_extension
[] = {
161 { "GL_ARB_vertex_program", GL_ARB_vertex_program_functions
}
164 const struct dri_extension NV_vp_extension
[] = {
165 { "GL_NV_vertex_program", GL_NV_vertex_program_functions
}
168 const struct dri_extension ATI_fs_extension
[] = {
169 { "GL_ATI_fragment_shader", GL_ATI_fragment_shader_functions
}
172 const struct dri_extension point_extensions
[] = {
173 { "GL_ARB_point_sprite", NULL
},
174 { "GL_ARB_point_parameters", GL_ARB_point_parameters_functions
},
178 extern const struct tnl_pipeline_stage _r200_render_stage
;
179 extern const struct tnl_pipeline_stage _r200_tcl_stage
;
181 static const struct tnl_pipeline_stage
*r200_pipeline
[] = {
183 /* Try and go straight to t&l
187 /* Catch any t&l fallbacks
189 &_tnl_vertex_transform_stage
,
190 &_tnl_normal_transform_stage
,
191 &_tnl_lighting_stage
,
192 &_tnl_fog_coordinate_stage
,
194 &_tnl_texture_transform_stage
,
195 &_tnl_point_attenuation_stage
,
196 &_tnl_vertex_program_stage
,
197 /* Try again to go to tcl?
198 * - no good for asymmetric-twoside (do with multipass)
199 * - no good for asymmetric-unfilled (do with multipass)
200 * - good for material
202 * - need to manipulate a bit of state
204 * - worth it/not worth it?
207 /* Else do them here.
209 /* &_r200_render_stage, */ /* FIXME: bugs with ut2003 */
210 &_tnl_render_stage
, /* FALLBACK: */
216 /* Initialize the driver's misc functions.
218 static void r200InitDriverFuncs( struct dd_function_table
*functions
)
220 functions
->GetBufferSize
= NULL
; /* OBSOLETE */
221 functions
->GetString
= r200GetString
;
224 static const struct dri_debug_control debug_control
[] =
226 { "fall", DEBUG_FALLBACKS
},
227 { "tex", DEBUG_TEXTURE
},
228 { "ioctl", DEBUG_IOCTL
},
229 { "prim", DEBUG_PRIMS
},
230 { "vert", DEBUG_VERTS
},
231 { "state", DEBUG_STATE
},
232 { "code", DEBUG_CODEGEN
},
233 { "vfmt", DEBUG_VFMT
},
234 { "vtxf", DEBUG_VFMT
},
235 { "verb", DEBUG_VERBOSE
},
236 { "dri", DEBUG_DRI
},
237 { "dma", DEBUG_DMA
},
238 { "san", DEBUG_SANITY
},
239 { "sync", DEBUG_SYNC
},
240 { "pix", DEBUG_PIXEL
},
241 { "mem", DEBUG_MEMORY
},
246 /* Create the device specific rendering context.
248 GLboolean
r200CreateContext( const __GLcontextModes
*glVisual
,
249 __DRIcontextPrivate
*driContextPriv
,
250 void *sharedContextPrivate
)
252 __DRIscreenPrivate
*sPriv
= driContextPriv
->driScreenPriv
;
253 radeonScreenPtr screen
= (radeonScreenPtr
)(sPriv
->private);
254 struct dd_function_table functions
;
255 r200ContextPtr rmesa
;
256 GLcontext
*ctx
, *shareCtx
;
258 int tcl_mode
, fthrottle_mode
;
261 assert(driContextPriv
);
264 /* Allocate the R200 context */
265 rmesa
= (r200ContextPtr
) CALLOC( sizeof(*rmesa
) );
269 /* init exp fog table data */
270 r200InitStaticFogData();
272 /* Parse configuration files.
273 * Do this here so that initialMaxAnisotropy is set before we create
274 * the default textures.
276 driParseConfigFiles (&rmesa
->optionCache
, &screen
->optionCache
,
277 screen
->driScreen
->myNum
, "r200");
278 rmesa
->initialMaxAnisotropy
= driQueryOptionf(&rmesa
->optionCache
,
279 "def_max_anisotropy");
281 if ( driQueryOptionb( &rmesa
->optionCache
, "hyperz" ) ) {
282 if ( sPriv
->drm_version
.minor
< 13 )
283 fprintf( stderr
, "DRM version 1.%d too old to support HyperZ, "
284 "disabling.\n", sPriv
->drm_version
.minor
);
286 rmesa
->using_hyperz
= GL_TRUE
;
289 if ( sPriv
->drm_version
.minor
>= 15 )
290 rmesa
->texmicrotile
= GL_TRUE
;
292 /* Init default driver functions then plug in our R200-specific functions
293 * (the texture functions are especially important)
295 _mesa_init_driver_functions(&functions
);
296 r200InitDriverFuncs(&functions
);
297 r200InitIoctlFuncs(&functions
);
298 r200InitStateFuncs(&functions
);
299 r200InitTextureFuncs(&functions
);
300 r200InitShaderFuncs(&functions
);
302 /* Allocate and initialize the Mesa context */
303 if (sharedContextPrivate
)
304 shareCtx
= ((r200ContextPtr
) sharedContextPrivate
)->glCtx
;
307 rmesa
->glCtx
= _mesa_create_context(glVisual
, shareCtx
,
308 &functions
, (void *) rmesa
);
313 driContextPriv
->driverPrivate
= rmesa
;
315 /* Init r200 context data */
316 rmesa
->dri
.context
= driContextPriv
;
317 rmesa
->dri
.screen
= sPriv
;
318 rmesa
->dri
.drawable
= NULL
; /* Set by XMesaMakeCurrent */
319 rmesa
->dri
.hwContext
= driContextPriv
->hHWContext
;
320 rmesa
->dri
.hwLock
= &sPriv
->pSAREA
->lock
;
321 rmesa
->dri
.fd
= sPriv
->fd
;
322 rmesa
->dri
.drmMinor
= sPriv
->drm_version
.minor
;
324 rmesa
->r200Screen
= screen
;
325 rmesa
->sarea
= (drm_radeon_sarea_t
*)((GLubyte
*)sPriv
->pSAREA
+
326 screen
->sarea_priv_offset
);
329 rmesa
->dma
.buf0_address
= rmesa
->r200Screen
->buffers
->list
[0].address
;
331 (void) memset( rmesa
->texture_heaps
, 0, sizeof( rmesa
->texture_heaps
) );
332 make_empty_list( & rmesa
->swapped
);
334 rmesa
->nr_heaps
= 1 /* screen->numTexHeaps */ ;
335 assert(rmesa
->nr_heaps
< RADEON_NR_TEX_HEAPS
);
336 for ( i
= 0 ; i
< rmesa
->nr_heaps
; i
++ ) {
337 rmesa
->texture_heaps
[i
] = driCreateTextureHeap( i
, rmesa
,
340 RADEON_NR_TEX_REGIONS
,
341 (drmTextureRegionPtr
)rmesa
->sarea
->tex_list
[i
],
342 & rmesa
->sarea
->tex_age
[i
],
344 sizeof( r200TexObj
),
345 (destroy_texture_object_t
*) r200DestroyTexObj
);
347 rmesa
->texture_depth
= driQueryOptioni (&rmesa
->optionCache
,
349 if (rmesa
->texture_depth
== DRI_CONF_TEXTURE_DEPTH_FB
)
350 rmesa
->texture_depth
= ( screen
->cpp
== 4 ) ?
351 DRI_CONF_TEXTURE_DEPTH_32
: DRI_CONF_TEXTURE_DEPTH_16
;
353 rmesa
->swtcl
.RenderIndex
= ~0;
354 rmesa
->hw
.all_dirty
= 1;
356 /* Set the maximum texture size small enough that we can guarentee that
357 * all texture units can bind a maximal texture and have all of them in
358 * texturable memory at once. Depending on the allow_large_textures driconf
359 * setting allow larger textures.
363 ctx
->Const
.MaxTextureUnits
= driQueryOptioni (&rmesa
->optionCache
,
365 ctx
->Const
.MaxTextureImageUnits
= ctx
->Const
.MaxTextureUnits
;
366 ctx
->Const
.MaxTextureCoordUnits
= ctx
->Const
.MaxTextureUnits
;
368 i
= driQueryOptioni( &rmesa
->optionCache
, "allow_large_textures");
370 driCalculateMaxTextureLevels( rmesa
->texture_heaps
,
374 11, /* max 2D texture size is 2048x2048 */
375 #if ENABLE_HW_3D_TEXTURE
376 8, /* max 3D texture size is 256^3 */
378 0, /* 3D textures unsupported */
380 11, /* max cube texture size is 2048x2048 */
381 11, /* max texture rectangle size is 2048x2048 */
386 ctx
->Const
.MaxTextureMaxAnisotropy
= 16.0;
388 /* No wide AA points.
390 ctx
->Const
.MinPointSize
= 1.0;
391 ctx
->Const
.MinPointSizeAA
= 1.0;
392 ctx
->Const
.MaxPointSizeAA
= 1.0;
393 ctx
->Const
.PointSizeGranularity
= 0.0625;
394 if (rmesa
->r200Screen
->drmSupportsPointSprites
)
395 ctx
->Const
.MaxPointSize
= 2047.0;
397 ctx
->Const
.MaxPointSize
= 1.0;
399 /* mesa initialization problem - _mesa_init_point was already called */
400 ctx
->Point
.MaxSize
= ctx
->Const
.MaxPointSize
;
402 ctx
->Const
.MinLineWidth
= 1.0;
403 ctx
->Const
.MinLineWidthAA
= 1.0;
404 ctx
->Const
.MaxLineWidth
= 10.0;
405 ctx
->Const
.MaxLineWidthAA
= 10.0;
406 ctx
->Const
.LineWidthGranularity
= 0.0625;
408 ctx
->Const
.VertexProgram
.MaxNativeInstructions
= R200_VSF_MAX_INST
;
409 ctx
->Const
.VertexProgram
.MaxNativeAttribs
= 12;
410 ctx
->Const
.VertexProgram
.MaxNativeTemps
= R200_VSF_MAX_TEMPS
;
411 ctx
->Const
.VertexProgram
.MaxNativeParameters
= R200_VSF_MAX_PARAM
;
412 ctx
->Const
.VertexProgram
.MaxNativeAddressRegs
= 1;
414 /* Initialize the software rasterizer and helper modules.
416 _swrast_CreateContext( ctx
);
417 _vbo_CreateContext( ctx
);
418 _tnl_CreateContext( ctx
);
419 _swsetup_CreateContext( ctx
);
420 _ae_create_context( ctx
);
422 /* Install the customized pipeline:
424 _tnl_destroy_pipeline( ctx
);
425 _tnl_install_pipeline( ctx
, r200_pipeline
);
427 /* Try and keep materials and vertices separate:
429 /* _tnl_isolate_materials( ctx, GL_TRUE ); */
432 /* Configure swrast and TNL to match hardware characteristics:
434 _swrast_allow_pixel_fog( ctx
, GL_FALSE
);
435 _swrast_allow_vertex_fog( ctx
, GL_TRUE
);
436 _tnl_allow_pixel_fog( ctx
, GL_FALSE
);
437 _tnl_allow_vertex_fog( ctx
, GL_TRUE
);
440 for ( i
= 0 ; i
< R200_MAX_TEXTURE_UNITS
; i
++ ) {
441 _math_matrix_ctr( &rmesa
->TexGenMatrix
[i
] );
442 _math_matrix_set_identity( &rmesa
->TexGenMatrix
[i
] );
444 _math_matrix_ctr( &rmesa
->tmpmat
);
445 _math_matrix_set_identity( &rmesa
->tmpmat
);
447 driInitExtensions( ctx
, card_extensions
, GL_TRUE
);
448 if (!(rmesa
->r200Screen
->chip_flags
& R200_CHIPSET_YCBCR_BROKEN
)) {
449 /* yuv textures don't work with some chips - R200 / rv280 okay so far
450 others get the bit ordering right but don't actually do YUV-RGB conversion */
451 _mesa_enable_extension( ctx
, "GL_MESA_ycbcr_texture" );
453 if (rmesa
->glCtx
->Mesa_DXTn
) {
454 _mesa_enable_extension( ctx
, "GL_EXT_texture_compression_s3tc" );
455 _mesa_enable_extension( ctx
, "GL_S3_s3tc" );
457 else if (driQueryOptionb (&rmesa
->optionCache
, "force_s3tc_enable")) {
458 _mesa_enable_extension( ctx
, "GL_EXT_texture_compression_s3tc" );
461 if (rmesa
->r200Screen
->drmSupportsCubeMapsR200
)
462 _mesa_enable_extension( ctx
, "GL_ARB_texture_cube_map" );
463 if (rmesa
->r200Screen
->drmSupportsBlendColor
) {
464 driInitExtensions( ctx
, blend_extensions
, GL_FALSE
);
466 if(rmesa
->r200Screen
->drmSupportsVertexProgram
)
467 driInitSingleExtension( ctx
, ARB_vp_extension
);
468 if(driQueryOptionb(&rmesa
->optionCache
, "nv_vertex_program"))
469 driInitSingleExtension( ctx
, NV_vp_extension
);
471 if ((ctx
->Const
.MaxTextureUnits
== 6) && rmesa
->r200Screen
->drmSupportsFragShader
)
472 driInitSingleExtension( ctx
, ATI_fs_extension
);
473 if (rmesa
->r200Screen
->drmSupportsPointSprites
)
474 driInitExtensions( ctx
, point_extensions
, GL_FALSE
);
476 r200InitDriverFuncs( ctx
);
477 r200InitIoctlFuncs( ctx
);
478 r200InitStateFuncs( ctx
);
479 r200InitTextureFuncs( ctx
);
481 /* plug in a few more device driver functions */
482 /* XXX these should really go right after _mesa_init_driver_functions() */
483 r200InitPixelFuncs( ctx
);
484 r200InitSpanFuncs( ctx
);
485 r200InitTnlFuncs( ctx
);
486 r200InitState( rmesa
);
487 r200InitSwtcl( ctx
);
489 fthrottle_mode
= driQueryOptioni(&rmesa
->optionCache
, "fthrottle_mode");
490 rmesa
->iw
.irq_seq
= -1;
491 rmesa
->irqsEmitted
= 0;
492 rmesa
->do_irqs
= (fthrottle_mode
== DRI_CONF_FTHROTTLE_IRQS
&&
493 rmesa
->r200Screen
->irq
);
495 rmesa
->do_usleeps
= (fthrottle_mode
== DRI_CONF_FTHROTTLE_USLEEPS
);
499 "IRQ's not enabled, falling back to %s: %d %d\n",
500 rmesa
->do_usleeps
? "usleeps" : "busy waits",
502 rmesa
->r200Screen
->irq
);
504 rmesa
->prefer_gart_client_texturing
=
505 (getenv("R200_GART_CLIENT_TEXTURES") != 0);
507 (*sPriv
->systemTime
->getUST
)( & rmesa
->swap_ust
);
511 R200_DEBUG
= driParseDebugString( getenv( "R200_DEBUG" ),
513 R200_DEBUG
|= driParseDebugString( getenv( "RADEON_DEBUG" ),
517 tcl_mode
= driQueryOptioni(&rmesa
->optionCache
, "tcl_mode");
518 if (driQueryOptionb(&rmesa
->optionCache
, "no_rast")) {
519 fprintf(stderr
, "disabling 3D acceleration\n");
520 FALLBACK(rmesa
, R200_FALLBACK_DISABLE
, 1);
522 else if (tcl_mode
== DRI_CONF_TCL_SW
|| getenv("R200_NO_TCL") ||
523 !(rmesa
->r200Screen
->chip_flags
& RADEON_CHIPSET_TCL
)) {
524 if (rmesa
->r200Screen
->chip_flags
& RADEON_CHIPSET_TCL
) {
525 rmesa
->r200Screen
->chip_flags
&= ~RADEON_CHIPSET_TCL
;
526 fprintf(stderr
, "Disabling HW TCL support\n");
528 TCL_FALLBACK(rmesa
->glCtx
, R200_TCL_FALLBACK_TCL_DISABLE
, 1);
535 /* Destroy the device specific context.
537 /* Destroy the Mesa and driver specific context data.
539 void r200DestroyContext( __DRIcontextPrivate
*driContextPriv
)
541 GET_CURRENT_CONTEXT(ctx
);
542 r200ContextPtr rmesa
= (r200ContextPtr
) driContextPriv
->driverPrivate
;
543 r200ContextPtr current
= ctx
? R200_CONTEXT(ctx
) : NULL
;
545 /* check if we're deleting the currently bound context */
546 if (rmesa
== current
) {
547 R200_FIREVERTICES( rmesa
);
548 _mesa_make_current(NULL
, NULL
, NULL
);
551 /* Free r200 context resources */
552 assert(rmesa
); /* should never be null */
554 GLboolean release_texture_heaps
;
557 release_texture_heaps
= (rmesa
->glCtx
->Shared
->RefCount
== 1);
558 _swsetup_DestroyContext( rmesa
->glCtx
);
559 _tnl_DestroyContext( rmesa
->glCtx
);
560 _vbo_DestroyContext( rmesa
->glCtx
);
561 _swrast_DestroyContext( rmesa
->glCtx
);
563 r200DestroySwtcl( rmesa
->glCtx
);
564 r200ReleaseArrays( rmesa
->glCtx
, ~0 );
566 if (rmesa
->dma
.current
.buf
) {
567 r200ReleaseDmaRegion( rmesa
, &rmesa
->dma
.current
, __FUNCTION__
);
568 r200FlushCmdBuf( rmesa
, __FUNCTION__
);
571 if (rmesa
->state
.scissor
.pClipRects
) {
572 FREE(rmesa
->state
.scissor
.pClipRects
);
573 rmesa
->state
.scissor
.pClipRects
= NULL
;
576 if ( release_texture_heaps
) {
577 /* This share group is about to go away, free our private
578 * texture object data.
582 for ( i
= 0 ; i
< rmesa
->nr_heaps
; i
++ ) {
583 driDestroyTextureHeap( rmesa
->texture_heaps
[ i
] );
584 rmesa
->texture_heaps
[ i
] = NULL
;
587 assert( is_empty_list( & rmesa
->swapped
) );
590 /* free the Mesa context */
591 rmesa
->glCtx
->DriverCtx
= NULL
;
592 _mesa_destroy_context( rmesa
->glCtx
);
594 /* free the option cache */
595 driDestroyOptionCache (&rmesa
->optionCache
);
605 r200SwapBuffers( __DRIdrawablePrivate
*dPriv
)
607 if (dPriv
->driContextPriv
&& dPriv
->driContextPriv
->driverPrivate
) {
608 r200ContextPtr rmesa
;
610 rmesa
= (r200ContextPtr
) dPriv
->driContextPriv
->driverPrivate
;
612 if (ctx
->Visual
.doubleBufferMode
) {
613 _mesa_notifySwapBuffers( ctx
); /* flush pending rendering comands */
614 if ( rmesa
->doPageFlip
) {
615 r200PageFlip( dPriv
);
618 r200CopyBuffer( dPriv
, NULL
);
623 /* XXX this shouldn't be an error but we can't handle it for now */
624 _mesa_problem(NULL
, "%s: drawable has no context!", __FUNCTION__
);
629 r200CopySubBuffer( __DRIdrawablePrivate
*dPriv
,
630 int x
, int y
, int w
, int h
)
632 if (dPriv
->driContextPriv
&& dPriv
->driContextPriv
->driverPrivate
) {
633 r200ContextPtr rmesa
;
635 rmesa
= (r200ContextPtr
) dPriv
->driContextPriv
->driverPrivate
;
637 if (ctx
->Visual
.doubleBufferMode
) {
638 drm_clip_rect_t rect
;
639 rect
.x1
= x
+ dPriv
->x
;
640 rect
.y1
= (dPriv
->h
- y
- h
) + dPriv
->y
;
641 rect
.x2
= rect
.x1
+ w
;
642 rect
.y2
= rect
.y1
+ h
;
643 _mesa_notifySwapBuffers( ctx
); /* flush pending rendering comands */
644 r200CopyBuffer( dPriv
, &rect
);
648 /* XXX this shouldn't be an error but we can't handle it for now */
649 _mesa_problem(NULL
, "%s: drawable has no context!", __FUNCTION__
);
653 /* Force the context `c' to be the current context and associate with it
657 r200MakeCurrent( __DRIcontextPrivate
*driContextPriv
,
658 __DRIdrawablePrivate
*driDrawPriv
,
659 __DRIdrawablePrivate
*driReadPriv
)
661 if ( driContextPriv
) {
662 r200ContextPtr newCtx
=
663 (r200ContextPtr
) driContextPriv
->driverPrivate
;
665 if (R200_DEBUG
& DEBUG_DRI
)
666 fprintf(stderr
, "%s ctx %p\n", __FUNCTION__
, (void *)newCtx
->glCtx
);
668 newCtx
->dri
.readable
= driReadPriv
;
670 if ( newCtx
->dri
.drawable
!= driDrawPriv
||
671 newCtx
->lastStamp
!= driDrawPriv
->lastStamp
) {
672 if (driDrawPriv
->swap_interval
== (unsigned)-1) {
673 driDrawPriv
->vblFlags
= (newCtx
->r200Screen
->irq
!= 0)
674 ? driGetDefaultVBlankFlags(&newCtx
->optionCache
)
675 : VBLANK_FLAG_NO_IRQ
;
677 driDrawableInitVBlank( driDrawPriv
);
680 newCtx
->dri
.drawable
= driDrawPriv
;
682 r200SetCliprects(newCtx
);
683 r200UpdateViewportOffset( newCtx
->glCtx
);
686 _mesa_make_current( newCtx
->glCtx
,
687 (GLframebuffer
*) driDrawPriv
->driverPrivate
,
688 (GLframebuffer
*) driReadPriv
->driverPrivate
);
690 _mesa_update_state( newCtx
->glCtx
);
691 r200ValidateState( newCtx
->glCtx
);
694 if (R200_DEBUG
& DEBUG_DRI
)
695 fprintf(stderr
, "%s ctx is null\n", __FUNCTION__
);
696 _mesa_make_current( NULL
, NULL
, NULL
);
699 if (R200_DEBUG
& DEBUG_DRI
)
700 fprintf(stderr
, "End %s\n", __FUNCTION__
);
704 /* Force the context `c' to be unbound from its buffer.
707 r200UnbindContext( __DRIcontextPrivate
*driContextPriv
)
709 r200ContextPtr rmesa
= (r200ContextPtr
) driContextPriv
->driverPrivate
;
711 if (R200_DEBUG
& DEBUG_DRI
)
712 fprintf(stderr
, "%s ctx %p\n", __FUNCTION__
, (void *)rmesa
->glCtx
);