diff options
Diffstat (limited to 'nx-X11/extras/Mesa/src/mesa/drivers/dri/radeon/radeon_context.c')
-rw-r--r-- | nx-X11/extras/Mesa/src/mesa/drivers/dri/radeon/radeon_context.c | 630 |
1 files changed, 0 insertions, 630 deletions
diff --git a/nx-X11/extras/Mesa/src/mesa/drivers/dri/radeon/radeon_context.c b/nx-X11/extras/Mesa/src/mesa/drivers/dri/radeon/radeon_context.c deleted file mode 100644 index c96f38e0a..000000000 --- a/nx-X11/extras/Mesa/src/mesa/drivers/dri/radeon/radeon_context.c +++ /dev/null @@ -1,630 +0,0 @@ -/* $XFree86: xc/lib/GL/mesa/src/drv/radeon/radeon_context.c,v 1.9 2003/09/24 02:43:12 dawes Exp $ */ -/************************************************************************** - -Copyright 2000, 2001 ATI Technologies Inc., Ontario, Canada, and - VA Linux Systems Inc., Fremont, California. - -All Rights Reserved. - -Permission is hereby granted, free of charge, to any person obtaining -a copy of this software and associated documentation files (the -"Software"), to deal in the Software without restriction, including -without limitation the rights to use, copy, modify, merge, publish, -distribute, sublicense, and/or sell copies of the Software, and to -permit persons to whom the Software is furnished to do so, subject to -the following conditions: - -The above copyright notice and this permission notice (including the -next paragraph) shall be included in all copies or substantial -portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, -EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. -IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE -LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION -OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION -WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - -**************************************************************************/ - -/* - * Authors: - * Kevin E. Martin <martin@valinux.com> - * Gareth Hughes <gareth@valinux.com> - * Keith Whitwell <keith@tungstengraphics.com> - */ - -#include "glheader.h" -#include "api_arrayelt.h" -#include "context.h" -#include "simple_list.h" -#include "imports.h" -#include "matrix.h" -#include "extensions.h" -#include "framebuffer.h" - -#include "swrast/swrast.h" -#include "swrast_setup/swrast_setup.h" -#include "array_cache/acache.h" - -#include "tnl/tnl.h" -#include "tnl/t_pipeline.h" - -#include "drivers/common/driverfuncs.h" - -#include "radeon_context.h" -#include "radeon_ioctl.h" -#include "radeon_state.h" -#include "radeon_span.h" -#include "radeon_tex.h" -#include "radeon_swtcl.h" -#include "radeon_tcl.h" -#include "radeon_vtxfmt.h" -#include "radeon_maos.h" - -#define need_GL_ARB_multisample -#define need_GL_ARB_texture_compression -#define need_GL_EXT_blend_minmax -#define need_GL_EXT_secondary_color -#include "extension_helper.h" - -#define DRIVER_DATE "20050528" - -#include "vblank.h" -#include "utils.h" -#include "xmlpool.h" /* for symbolic values of enum-type options */ -#ifndef RADEON_DEBUG -int RADEON_DEBUG = (0); -#endif - - -/* Return the width and height of the given buffer. - */ -static void radeonGetBufferSize( GLframebuffer *buffer, - GLuint *width, GLuint *height ) -{ - GET_CURRENT_CONTEXT(ctx); - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - - LOCK_HARDWARE( rmesa ); - *width = rmesa->dri.drawable->w; - *height = rmesa->dri.drawable->h; - UNLOCK_HARDWARE( rmesa ); -} - -/* Return various strings for glGetString(). - */ -static const GLubyte *radeonGetString( GLcontext *ctx, GLenum name ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - static char buffer[128]; - unsigned offset; - GLuint agp_mode = rmesa->radeonScreen->IsPCI ? 0 : - rmesa->radeonScreen->AGPMode; - - switch ( name ) { - case GL_VENDOR: - return (GLubyte *)"Tungsten Graphics, Inc."; - - case GL_RENDERER: - offset = driGetRendererString( buffer, "Radeon", DRIVER_DATE, - agp_mode ); - - sprintf( & buffer[ offset ], " %sTCL", - !(rmesa->TclFallback & RADEON_TCL_FALLBACK_TCL_DISABLE) - ? "" : "NO-" ); - - return (GLubyte *)buffer; - - default: - return NULL; - } -} - - -/* Extension strings exported by the R100 driver. - */ -const struct dri_extension card_extensions[] = -{ - { "GL_ARB_multisample", GL_ARB_multisample_functions }, - { "GL_ARB_multitexture", NULL }, - { "GL_ARB_texture_border_clamp", NULL }, - { "GL_ARB_texture_compression", GL_ARB_texture_compression_functions }, - { "GL_ARB_texture_env_add", NULL }, - { "GL_ARB_texture_env_combine", NULL }, - { "GL_ARB_texture_env_crossbar", NULL }, - { "GL_ARB_texture_env_dot3", NULL }, - { "GL_ARB_texture_mirrored_repeat", NULL }, - { "GL_EXT_blend_logic_op", NULL }, - { "GL_EXT_blend_subtract", GL_EXT_blend_minmax_functions }, - { "GL_EXT_secondary_color", GL_EXT_secondary_color_functions }, - { "GL_EXT_stencil_wrap", NULL }, - { "GL_EXT_texture_edge_clamp", NULL }, - { "GL_EXT_texture_env_combine", NULL }, - { "GL_EXT_texture_env_dot3", NULL }, - { "GL_EXT_texture_filter_anisotropic", NULL }, - { "GL_EXT_texture_lod_bias", NULL }, - { "GL_EXT_texture_mirror_clamp", NULL }, - { "GL_ATI_texture_env_combine3", NULL }, - { "GL_ATI_texture_mirror_once", NULL }, - { "GL_MESA_ycbcr_texture", NULL }, - { "GL_NV_blend_square", NULL }, - { "GL_SGIS_generate_mipmap", NULL }, - { NULL, NULL } -}; - -extern const struct tnl_pipeline_stage _radeon_texrect_stage; -extern const struct tnl_pipeline_stage _radeon_render_stage; -extern const struct tnl_pipeline_stage _radeon_tcl_stage; - -static const struct tnl_pipeline_stage *radeon_pipeline[] = { - - /* Try and go straight to t&l - */ - &_radeon_tcl_stage, - - /* Catch any t&l fallbacks - */ - &_tnl_vertex_transform_stage, - &_tnl_normal_transform_stage, - &_tnl_lighting_stage, - &_tnl_fog_coordinate_stage, - &_tnl_texgen_stage, - &_tnl_texture_transform_stage, - - /* Scale texture rectangle to 0..1. - */ - &_radeon_texrect_stage, - - &_radeon_render_stage, - &_tnl_render_stage, /* FALLBACK: */ - NULL, -}; - - - -/* Initialize the driver's misc functions. - */ -static void radeonInitDriverFuncs( struct dd_function_table *functions ) -{ - functions->GetBufferSize = radeonGetBufferSize; - functions->ResizeBuffers = _mesa_resize_framebuffer; - functions->GetString = radeonGetString; -} - -static const struct dri_debug_control debug_control[] = -{ - { "fall", DEBUG_FALLBACKS }, - { "tex", DEBUG_TEXTURE }, - { "ioctl", DEBUG_IOCTL }, - { "prim", DEBUG_PRIMS }, - { "vert", DEBUG_VERTS }, - { "state", DEBUG_STATE }, - { "code", DEBUG_CODEGEN }, - { "vfmt", DEBUG_VFMT }, - { "vtxf", DEBUG_VFMT }, - { "verb", DEBUG_VERBOSE }, - { "dri", DEBUG_DRI }, - { "dma", DEBUG_DMA }, - { "san", DEBUG_SANITY }, - { "sync", DEBUG_SYNC }, - { NULL, 0 } -}; - - -/* Create the device specific context. - */ -GLboolean -radeonCreateContext( const __GLcontextModes *glVisual, - __DRIcontextPrivate *driContextPriv, - void *sharedContextPrivate) -{ - __DRIscreenPrivate *sPriv = driContextPriv->driScreenPriv; - radeonScreenPtr screen = (radeonScreenPtr)(sPriv->private); - struct dd_function_table functions; - radeonContextPtr rmesa; - GLcontext *ctx, *shareCtx; - int i; - int tcl_mode, fthrottle_mode; - - assert(glVisual); - assert(driContextPriv); - assert(screen); - - /* Allocate the Radeon context */ - rmesa = (radeonContextPtr) CALLOC( sizeof(*rmesa) ); - if ( !rmesa ) - return GL_FALSE; - - /* Parse configuration files. - * Do this here so that initialMaxAnisotropy is set before we create - * the default textures. - */ - driParseConfigFiles (&rmesa->optionCache, &screen->optionCache, - screen->driScreen->myNum, "radeon"); - rmesa->initialMaxAnisotropy = driQueryOptionf(&rmesa->optionCache, - "def_max_anisotropy"); - - if ( driQueryOptionb( &rmesa->optionCache, "hyperz" ) ) { - if ( sPriv->drmMinor < 13 ) - fprintf( stderr, "DRM version 1.%d too old to support HyperZ, " - "disabling.\n",sPriv->drmMinor ); - else - rmesa->using_hyperz = GL_TRUE; - } - - if ( sPriv->drmMinor >= 15 ) - rmesa->texmicrotile = GL_TRUE; - - /* Init default driver functions then plug in our Radeon-specific functions - * (the texture functions are especially important) - */ - _mesa_init_driver_functions( &functions ); - radeonInitDriverFuncs( &functions ); - radeonInitTextureFuncs( &functions ); - - /* Allocate the Mesa context */ - if (sharedContextPrivate) - shareCtx = ((radeonContextPtr) sharedContextPrivate)->glCtx; - else - shareCtx = NULL; - rmesa->glCtx = _mesa_create_context(glVisual, shareCtx, - &functions, (void *) rmesa); - if (!rmesa->glCtx) { - FREE(rmesa); - return GL_FALSE; - } - driContextPriv->driverPrivate = rmesa; - - /* Init radeon context data */ - rmesa->dri.context = driContextPriv; - rmesa->dri.screen = sPriv; - rmesa->dri.drawable = NULL; /* Set by XMesaMakeCurrent */ - rmesa->dri.hwContext = driContextPriv->hHWContext; - rmesa->dri.hwLock = &sPriv->pSAREA->lock; - rmesa->dri.fd = sPriv->fd; - rmesa->dri.drmMinor = sPriv->drmMinor; - - rmesa->radeonScreen = screen; - rmesa->sarea = (drm_radeon_sarea_t *)((GLubyte *)sPriv->pSAREA + - screen->sarea_priv_offset); - - - rmesa->dma.buf0_address = rmesa->radeonScreen->buffers->list[0].address; - - (void) memset( rmesa->texture_heaps, 0, sizeof( rmesa->texture_heaps ) ); - make_empty_list( & rmesa->swapped ); - - rmesa->nr_heaps = screen->numTexHeaps; - for ( i = 0 ; i < rmesa->nr_heaps ; i++ ) { - rmesa->texture_heaps[i] = driCreateTextureHeap( i, rmesa, - screen->texSize[i], - 12, - RADEON_NR_TEX_REGIONS, - (drmTextureRegionPtr)rmesa->sarea->tex_list[i], - & rmesa->sarea->tex_age[i], - & rmesa->swapped, - sizeof( radeonTexObj ), - (destroy_texture_object_t *) radeonDestroyTexObj ); - - driSetTextureSwapCounterLocation( rmesa->texture_heaps[i], - & rmesa->c_textureSwaps ); - } - rmesa->texture_depth = driQueryOptioni (&rmesa->optionCache, - "texture_depth"); - if (rmesa->texture_depth == DRI_CONF_TEXTURE_DEPTH_FB) - rmesa->texture_depth = ( screen->cpp == 4 ) ? - DRI_CONF_TEXTURE_DEPTH_32 : DRI_CONF_TEXTURE_DEPTH_16; - - rmesa->swtcl.RenderIndex = ~0; - rmesa->hw.all_dirty = GL_TRUE; - - /* Set the maximum texture size small enough that we can guarentee that - * all texture units can bind a maximal texture and have them both in - * texturable memory at once. - */ - - ctx = rmesa->glCtx; - ctx->Const.MaxTextureUnits = 2; - ctx->Const.MaxTextureImageUnits = 2; - ctx->Const.MaxTextureCoordUnits = 2; - - driCalculateMaxTextureLevels( rmesa->texture_heaps, - rmesa->nr_heaps, - & ctx->Const, - 4, - 11, /* max 2D texture size is 2048x2048 */ - 0, /* 3D textures unsupported. */ - 0, /* cube textures unsupported. */ - 11, /* max rect texture size is 2048x2048. */ - 12, - GL_FALSE ); - - /* adjust max texture size a bit. Hack, but I really want to use larger textures - which will work just fine in 99.999999% of all cases, especially with texture compression... */ - if (driQueryOptionb( &rmesa->optionCache, "texture_level_hack" )) - { - if (ctx->Const.MaxTextureLevels < 12) ctx->Const.MaxTextureLevels += 1; - } - - ctx->Const.MaxTextureMaxAnisotropy = 16.0; - - /* No wide points. - */ - ctx->Const.MinPointSize = 1.0; - ctx->Const.MinPointSizeAA = 1.0; - ctx->Const.MaxPointSize = 1.0; - ctx->Const.MaxPointSizeAA = 1.0; - - ctx->Const.MinLineWidth = 1.0; - ctx->Const.MinLineWidthAA = 1.0; - ctx->Const.MaxLineWidth = 10.0; - ctx->Const.MaxLineWidthAA = 10.0; - ctx->Const.LineWidthGranularity = 0.0625; - - /* Set maxlocksize (and hence vb size) small enough to avoid - * fallbacks in radeon_tcl.c. ie. guarentee that all vertices can - * fit in a single dma buffer for indexed rendering of quad strips, - * etc. - */ - ctx->Const.MaxArrayLockSize = - MIN2( ctx->Const.MaxArrayLockSize, - RADEON_BUFFER_SIZE / RADEON_MAX_TCL_VERTSIZE ); - - rmesa->boxes = 0; - - /* Initialize the software rasterizer and helper modules. - */ - _swrast_CreateContext( ctx ); - _ac_CreateContext( ctx ); - _tnl_CreateContext( ctx ); - _swsetup_CreateContext( ctx ); - _ae_create_context( ctx ); - - /* Install the customized pipeline: - */ - _tnl_destroy_pipeline( ctx ); - _tnl_install_pipeline( ctx, radeon_pipeline ); - ctx->Driver.FlushVertices = radeonFlushVertices; - - /* Try and keep materials and vertices separate: - */ - _tnl_isolate_materials( ctx, GL_TRUE ); - -/* _mesa_allow_light_in_model( ctx, GL_FALSE ); */ - - /* Configure swrast and T&L to match hardware characteristics: - */ - _swrast_allow_pixel_fog( ctx, GL_FALSE ); - _swrast_allow_vertex_fog( ctx, GL_TRUE ); - _tnl_allow_pixel_fog( ctx, GL_FALSE ); - _tnl_allow_vertex_fog( ctx, GL_TRUE ); - - - _math_matrix_ctr( &rmesa->TexGenMatrix[0] ); - _math_matrix_ctr( &rmesa->TexGenMatrix[1] ); - _math_matrix_ctr( &rmesa->tmpmat ); - _math_matrix_set_identity( &rmesa->TexGenMatrix[0] ); - _math_matrix_set_identity( &rmesa->TexGenMatrix[1] ); - _math_matrix_set_identity( &rmesa->tmpmat ); - - driInitExtensions( ctx, card_extensions, GL_TRUE ); - if (rmesa->glCtx->Mesa_DXTn) { - _mesa_enable_extension( ctx, "GL_EXT_texture_compression_s3tc" ); - _mesa_enable_extension( ctx, "GL_S3_s3tc" ); - } - else if (driQueryOptionb (&rmesa->optionCache, "force_s3tc_enable")) { - _mesa_enable_extension( ctx, "GL_EXT_texture_compression_s3tc" ); - } - - if (rmesa->dri.drmMinor >= 9) - _mesa_enable_extension( ctx, "GL_NV_texture_rectangle"); - - /* XXX these should really go right after _mesa_init_driver_functions() */ - radeonInitIoctlFuncs( ctx ); - radeonInitStateFuncs( ctx ); - radeonInitSpanFuncs( ctx ); - radeonInitState( rmesa ); - radeonInitSwtcl( ctx ); - - _mesa_vector4f_alloc( &rmesa->tcl.ObjClean, 0, - ctx->Const.MaxArrayLockSize, 32 ); - - fthrottle_mode = driQueryOptioni(&rmesa->optionCache, "fthrottle_mode"); - rmesa->iw.irq_seq = -1; - rmesa->irqsEmitted = 0; - rmesa->do_irqs = (rmesa->radeonScreen->irq != 0 && - fthrottle_mode == DRI_CONF_FTHROTTLE_IRQS); - - rmesa->do_usleeps = (fthrottle_mode == DRI_CONF_FTHROTTLE_USLEEPS); - - rmesa->vblank_flags = (rmesa->radeonScreen->irq != 0) - ? driGetDefaultVBlankFlags(&rmesa->optionCache) : VBLANK_FLAG_NO_IRQ; - - (*dri_interface->getUST)( & rmesa->swap_ust ); - - -#if DO_DEBUG - RADEON_DEBUG = driParseDebugString( getenv( "RADEON_DEBUG" ), - debug_control ); -#endif - - tcl_mode = driQueryOptioni(&rmesa->optionCache, "tcl_mode"); - if (driQueryOptionb(&rmesa->optionCache, "no_rast")) { - fprintf(stderr, "disabling 3D acceleration\n"); - FALLBACK(rmesa, RADEON_FALLBACK_DISABLE, 1); - } else if (tcl_mode == DRI_CONF_TCL_SW || - !(rmesa->radeonScreen->chipset & RADEON_CHIPSET_TCL)) { - if (rmesa->radeonScreen->chipset & RADEON_CHIPSET_TCL) { - rmesa->radeonScreen->chipset &= ~RADEON_CHIPSET_TCL; - fprintf(stderr, "Disabling HW TCL support\n"); - } - TCL_FALLBACK(rmesa->glCtx, RADEON_TCL_FALLBACK_TCL_DISABLE, 1); - } - - if (rmesa->radeonScreen->chipset & RADEON_CHIPSET_TCL) { - if (tcl_mode >= DRI_CONF_TCL_VTXFMT) - radeonVtxfmtInit( ctx, tcl_mode >= DRI_CONF_TCL_CODEGEN ); - - _tnl_need_dlist_norm_lengths( ctx, GL_FALSE ); - } - return GL_TRUE; -} - - -/* Destroy the device specific context. - */ -/* Destroy the Mesa and driver specific context data. - */ -void radeonDestroyContext( __DRIcontextPrivate *driContextPriv ) -{ - GET_CURRENT_CONTEXT(ctx); - radeonContextPtr rmesa = (radeonContextPtr) driContextPriv->driverPrivate; - radeonContextPtr current = ctx ? RADEON_CONTEXT(ctx) : NULL; - - /* check if we're deleting the currently bound context */ - if (rmesa == current) { - RADEON_FIREVERTICES( rmesa ); - _mesa_make_current(NULL, NULL, NULL); - } - - /* Free radeon context resources */ - assert(rmesa); /* should never be null */ - if ( rmesa ) { - GLboolean release_texture_heaps; - - - release_texture_heaps = (rmesa->glCtx->Shared->RefCount == 1); - _swsetup_DestroyContext( rmesa->glCtx ); - _tnl_DestroyContext( rmesa->glCtx ); - _ac_DestroyContext( rmesa->glCtx ); - _swrast_DestroyContext( rmesa->glCtx ); - - radeonDestroySwtcl( rmesa->glCtx ); - radeonReleaseArrays( rmesa->glCtx, ~0 ); - if (rmesa->dma.current.buf) { - radeonReleaseDmaRegion( rmesa, &rmesa->dma.current, __FUNCTION__ ); - radeonFlushCmdBuf( rmesa, __FUNCTION__ ); - } - - if (!(rmesa->TclFallback & RADEON_TCL_FALLBACK_TCL_DISABLE)) { - int tcl_mode = driQueryOptioni(&rmesa->optionCache, "tcl_mode"); - if (tcl_mode >= DRI_CONF_TCL_VTXFMT) - radeonVtxfmtDestroy( rmesa->glCtx ); - } - - /* free the Mesa context */ - rmesa->glCtx->DriverCtx = NULL; - _mesa_destroy_context( rmesa->glCtx ); - - _mesa_vector4f_free( &rmesa->tcl.ObjClean ); - - if (rmesa->state.scissor.pClipRects) { - FREE(rmesa->state.scissor.pClipRects); - rmesa->state.scissor.pClipRects = NULL; - } - - if ( release_texture_heaps ) { - /* This share group is about to go away, free our private - * texture object data. - */ - int i; - - for ( i = 0 ; i < rmesa->nr_heaps ; i++ ) { - driDestroyTextureHeap( rmesa->texture_heaps[ i ] ); - rmesa->texture_heaps[ i ] = NULL; - } - - assert( is_empty_list( & rmesa->swapped ) ); - } - - /* free the option cache */ - driDestroyOptionCache (&rmesa->optionCache); - - FREE( rmesa ); - } -} - - - - -void -radeonSwapBuffers( __DRIdrawablePrivate *dPriv ) -{ - - if (dPriv->driContextPriv && dPriv->driContextPriv->driverPrivate) { - radeonContextPtr rmesa; - GLcontext *ctx; - rmesa = (radeonContextPtr) dPriv->driContextPriv->driverPrivate; - ctx = rmesa->glCtx; - if (ctx->Visual.doubleBufferMode) { - _mesa_notifySwapBuffers( ctx ); /* flush pending rendering comands */ - - if ( rmesa->doPageFlip ) { - radeonPageFlip( dPriv ); - } - else { - radeonCopyBuffer( dPriv ); - } - } - } - else { - /* XXX this shouldn't be an error but we can't handle it for now */ - _mesa_problem(NULL, "%s: drawable has no context!", __FUNCTION__); - } -} - - -/* Force the context `c' to be the current context and associate with it - * buffer `b'. - */ -GLboolean -radeonMakeCurrent( __DRIcontextPrivate *driContextPriv, - __DRIdrawablePrivate *driDrawPriv, - __DRIdrawablePrivate *driReadPriv ) -{ - if ( driContextPriv ) { - radeonContextPtr newCtx = - (radeonContextPtr) driContextPriv->driverPrivate; - - if (RADEON_DEBUG & DEBUG_DRI) - fprintf(stderr, "%s ctx %p\n", __FUNCTION__, (void *) newCtx->glCtx); - - if ( newCtx->dri.drawable != driDrawPriv ) { - driDrawableInitVBlank( driDrawPriv, newCtx->vblank_flags ); - newCtx->dri.drawable = driDrawPriv; - radeonUpdateWindow( newCtx->glCtx ); - radeonUpdateViewportOffset( newCtx->glCtx ); - } - - _mesa_make_current( newCtx->glCtx, - (GLframebuffer *) driDrawPriv->driverPrivate, - (GLframebuffer *) driReadPriv->driverPrivate ); - - if (newCtx->vb.enabled) - radeonVtxfmtMakeCurrent( newCtx->glCtx ); - - } else { - if (RADEON_DEBUG & DEBUG_DRI) - fprintf(stderr, "%s ctx is null\n", __FUNCTION__); - _mesa_make_current( NULL, NULL, NULL ); - } - - if (RADEON_DEBUG & DEBUG_DRI) - fprintf(stderr, "End %s\n", __FUNCTION__); - return GL_TRUE; -} - -/* Force the context `c' to be unbound from its buffer. - */ -GLboolean -radeonUnbindContext( __DRIcontextPrivate *driContextPriv ) -{ - radeonContextPtr rmesa = (radeonContextPtr) driContextPriv->driverPrivate; - - if (RADEON_DEBUG & DEBUG_DRI) - fprintf(stderr, "%s ctx %p\n", __FUNCTION__, (void *) rmesa->glCtx); - - return GL_TRUE; -} |