diff options
Diffstat (limited to 'nx-X11/extras/Mesa/src/mesa/drivers/dri/r200/r200_context.c')
| -rw-r--r-- | nx-X11/extras/Mesa/src/mesa/drivers/dri/r200/r200_context.c | 694 |
1 files changed, 0 insertions, 694 deletions
diff --git a/nx-X11/extras/Mesa/src/mesa/drivers/dri/r200/r200_context.c b/nx-X11/extras/Mesa/src/mesa/drivers/dri/r200/r200_context.c deleted file mode 100644 index 04dbc180c..000000000 --- a/nx-X11/extras/Mesa/src/mesa/drivers/dri/r200/r200_context.c +++ /dev/null @@ -1,694 +0,0 @@ -/* $XFree86: xc/lib/GL/mesa/src/drv/r200/r200_context.c,v 1.3 2003/05/06 23:52:08 daenzer Exp $ */ -/* -Copyright (C) The Weather Channel, Inc. 2002. All Rights Reserved. - -The Weather Channel (TM) funded Tungsten Graphics to develop the -initial release of the Radeon 8500 driver under the XFree86 license. -This notice must be preserved. - -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: - * 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 "state.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 "r200_context.h" -#include "r200_ioctl.h" -#include "r200_state.h" -#include "r200_span.h" -#include "r200_pixel.h" -#include "r200_tex.h" -#include "r200_swtcl.h" -#include "r200_tcl.h" -#include "r200_vtxfmt.h" -#include "r200_maos.h" - -#define need_GL_ARB_multisample -#define need_GL_ARB_texture_compression -#define need_GL_ARB_vertex_buffer_object -#define need_GL_ARB_vertex_program -#define need_GL_EXT_blend_minmax -#define need_GL_EXT_fog_coord -#define need_GL_EXT_secondary_color -#define need_GL_EXT_blend_equation_separate -#define need_GL_EXT_blend_func_separate -#define need_GL_NV_vertex_program -#include "extension_helper.h" - -#define DRIVER_DATE "20041207" - -#include "vblank.h" -#include "utils.h" -#include "xmlpool.h" /* for symbolic values of enum-type options */ -#ifndef R200_DEBUG -int R200_DEBUG = (0); -#endif - - -/* Return the width and height of the given buffer. - */ -static void r200GetBufferSize( GLframebuffer *buffer, - GLuint *width, GLuint *height ) -{ - GET_CURRENT_CONTEXT(ctx); - r200ContextPtr rmesa = R200_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 *r200GetString( GLcontext *ctx, GLenum name ) -{ - r200ContextPtr rmesa = R200_CONTEXT(ctx); - static char buffer[128]; - unsigned offset; - GLuint agp_mode = rmesa->r200Screen->IsPCI ? 0 : - rmesa->r200Screen->AGPMode; - - switch ( name ) { - case GL_VENDOR: - return (GLubyte *)"Tungsten Graphics, Inc."; - - case GL_RENDERER: - offset = driGetRendererString( buffer, "R200", DRIVER_DATE, - agp_mode ); - - sprintf( & buffer[ offset ], " %sTCL", - !(rmesa->TclFallback & R200_TCL_FALLBACK_TCL_DISABLE) - ? "" : "NO-" ); - - return (GLubyte *)buffer; - - default: - return NULL; - } -} - - -/* Extension strings exported by the R200 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_dot3", NULL }, - { "GL_ARB_texture_mirrored_repeat", NULL }, - { "GL_ARB_vertex_buffer_object", GL_ARB_vertex_buffer_object_functions }, - { "GL_EXT_blend_minmax", GL_EXT_blend_minmax_functions }, - { "GL_EXT_blend_subtract", NULL }, - { "GL_EXT_fog_coord", GL_EXT_fog_coord_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_EXT_texture_rectangle", NULL }, - { "GL_ATI_texture_env_combine3", NULL }, - { "GL_ATI_texture_mirror_once", NULL }, - { "GL_MESA_pack_invert", NULL }, - { "GL_NV_blend_square", NULL }, - { "GL_SGIS_generate_mipmap", NULL }, - { NULL, NULL } -}; - -const struct dri_extension blend_extensions[] = { - { "GL_EXT_blend_equation_separate", GL_EXT_blend_equation_separate_functions }, - { "GL_EXT_blend_func_separate", GL_EXT_blend_func_separate_functions }, - { NULL, NULL } -}; - -const struct dri_extension ARB_vp_extension[] = { - { "GL_ARB_vertex_program", GL_ARB_vertex_program_functions } -}; - -const struct dri_extension NV_vp_extension[] = { - { "GL_NV_vertex_program", GL_NV_vertex_program_functions } -}; - -extern const struct tnl_pipeline_stage _r200_render_stage; -extern const struct tnl_pipeline_stage _r200_tcl_stage; - -static const struct tnl_pipeline_stage *r200_pipeline[] = { - - /* Try and go straight to t&l - */ - &_r200_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, - &_tnl_arb_vertex_program_stage, - &_tnl_vertex_program_stage, - - /* Try again to go to tcl? - * - no good for asymmetric-twoside (do with multipass) - * - no good for asymmetric-unfilled (do with multipass) - * - good for material - * - good for texgen - * - need to manipulate a bit of state - * - * - worth it/not worth it? - */ - - /* Else do them here. - */ -/* &_r200_render_stage, */ /* FIXME: bugs with ut2003 */ - &_tnl_render_stage, /* FALLBACK: */ - NULL, -}; - - - -/* Initialize the driver's misc functions. - */ -static void r200InitDriverFuncs( struct dd_function_table *functions ) -{ - functions->GetBufferSize = r200GetBufferSize; - functions->ResizeBuffers = _mesa_resize_framebuffer; - functions->GetString = r200GetString; - - functions->Error = NULL; - functions->DrawPixels = NULL; - functions->Bitmap = NULL; -} - -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 }, - { "pix", DEBUG_PIXEL }, - { "mem", DEBUG_MEMORY }, - { NULL, 0 } -}; - - -/* Create the device specific rendering context. - */ -GLboolean r200CreateContext( const __GLcontextModes *glVisual, - __DRIcontextPrivate *driContextPriv, - void *sharedContextPrivate) -{ - __DRIscreenPrivate *sPriv = driContextPriv->driScreenPriv; - r200ScreenPtr screen = (r200ScreenPtr)(sPriv->private); - struct dd_function_table functions; - r200ContextPtr rmesa; - GLcontext *ctx, *shareCtx; - int i; - int tcl_mode, fthrottle_mode; - - assert(glVisual); - assert(driContextPriv); - assert(screen); - - /* Allocate the R200 context */ - rmesa = (r200ContextPtr) CALLOC( sizeof(*rmesa) ); - if ( !rmesa ) - return GL_FALSE; - - /* init exp fog table data */ - r200InitStaticFogData(); - - /* 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, "r200"); - 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 R200-specific functions - * (the texture functions are especially important) - */ - _mesa_init_driver_functions(&functions); - r200InitDriverFuncs(&functions); - r200InitIoctlFuncs(&functions); - r200InitStateFuncs(&functions); - r200InitTextureFuncs(&functions); - - /* Allocate and initialize the Mesa context */ - if (sharedContextPrivate) - shareCtx = ((r200ContextPtr) 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 r200 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->r200Screen = screen; - rmesa->sarea = (drm_radeon_sarea_t *)((GLubyte *)sPriv->pSAREA + - screen->sarea_priv_offset); - - - rmesa->dma.buf0_address = rmesa->r200Screen->buffers->list[0].address; - - (void) memset( rmesa->texture_heaps, 0, sizeof( rmesa->texture_heaps ) ); - make_empty_list( & rmesa->swapped ); - - rmesa->nr_heaps = 1 /* screen->numTexHeaps */ ; - assert(rmesa->nr_heaps < R200_NR_TEX_HEAPS); - 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( r200TexObj ), - (destroy_texture_object_t *) r200DestroyTexObj ); - } - 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 = 1; - - /* 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 = driQueryOptioni (&rmesa->optionCache, - "texture_units"); - ctx->Const.MaxTextureImageUnits = ctx->Const.MaxTextureUnits; - ctx->Const.MaxTextureCoordUnits = ctx->Const.MaxTextureUnits; - - driCalculateMaxTextureLevels( rmesa->texture_heaps, - rmesa->nr_heaps, - & ctx->Const, - 4, - 11, /* max 2D texture size is 2048x2048 */ -#if ENABLE_HW_3D_TEXTURE - 8, /* max 3D texture size is 256^3 */ -#else - 0, /* 3D textures unsupported */ -#endif - 11, /* max cube texture size is 2048x2048 */ - 11, /* max texture rectangle 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; - - /* 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, r200_pipeline ); - ctx->Driver.FlushVertices = r200FlushVertices; - - /* Try and keep materials and vertices separate: - */ - _tnl_isolate_materials( ctx, GL_TRUE ); - - - /* Configure swrast and TNL 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 ); - - - for ( i = 0 ; i < R200_MAX_TEXTURE_UNITS ; i++ ) { - _math_matrix_ctr( &rmesa->TexGenMatrix[i] ); - _math_matrix_set_identity( &rmesa->TexGenMatrix[i] ); - } - _math_matrix_ctr( &rmesa->tmpmat ); - _math_matrix_set_identity( &rmesa->tmpmat ); - - driInitExtensions( ctx, card_extensions, GL_TRUE ); - if (!(rmesa->r200Screen->chipset & R200_CHIPSET_YCBCR_BROKEN)) { - /* yuv textures don't work with some chips - R200 / rv280 okay so far - others get the bit ordering right but don't actually do YUV-RGB conversion */ - _mesa_enable_extension( ctx, "GL_MESA_ycbcr_texture" ); - } - 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->r200Screen->drmSupportsCubeMaps) - _mesa_enable_extension( ctx, "GL_ARB_texture_cube_map" ); - if (rmesa->r200Screen->drmSupportsBlendColor) { - driInitExtensions( ctx, blend_extensions, GL_FALSE ); - } - if(driQueryOptionb(&rmesa->optionCache, "arb_vertex_program")) - driInitSingleExtension( ctx, ARB_vp_extension ); - if(driQueryOptionb(&rmesa->optionCache, "nv_vertex_program")) - driInitSingleExtension( ctx, NV_vp_extension ); - -#if 0 - r200InitDriverFuncs( ctx ); - r200InitIoctlFuncs( ctx ); - r200InitStateFuncs( ctx ); - r200InitTextureFuncs( ctx ); -#endif - /* plug in a few more device driver functions */ - /* XXX these should really go right after _mesa_init_driver_functions() */ - r200InitPixelFuncs( ctx ); - r200InitSpanFuncs( ctx ); - r200InitTnlFuncs( ctx ); - r200InitState( rmesa ); - r200InitSwtcl( ctx ); - - fthrottle_mode = driQueryOptioni(&rmesa->optionCache, "fthrottle_mode"); - rmesa->iw.irq_seq = -1; - rmesa->irqsEmitted = 0; - rmesa->do_irqs = (rmesa->dri.drmMinor >= 6 && - fthrottle_mode == DRI_CONF_FTHROTTLE_IRQS && - rmesa->r200Screen->irq); - - rmesa->do_usleeps = (fthrottle_mode == DRI_CONF_FTHROTTLE_USLEEPS); - - if (!rmesa->do_irqs) - fprintf(stderr, - "IRQ's not enabled, falling back to %s: %d %d %d\n", - rmesa->do_usleeps ? "usleeps" : "busy waits", - rmesa->dri.drmMinor, - fthrottle_mode, - rmesa->r200Screen->irq); - - rmesa->vblank_flags = (rmesa->r200Screen->irq != 0) - ? driGetDefaultVBlankFlags(&rmesa->optionCache) : VBLANK_FLAG_NO_IRQ; - - rmesa->prefer_gart_client_texturing = - (getenv("R200_GART_CLIENT_TEXTURES") != 0); - - (*dri_interface->getUST)( & rmesa->swap_ust ); - - -#if DO_DEBUG - R200_DEBUG = driParseDebugString( getenv( "R200_DEBUG" ), - debug_control ); - R200_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, R200_FALLBACK_DISABLE, 1); - } - else if (tcl_mode == DRI_CONF_TCL_SW || getenv("R200_NO_TCL") || - !(rmesa->r200Screen->chipset & R200_CHIPSET_TCL)) { - if (rmesa->r200Screen->chipset & R200_CHIPSET_TCL) { - rmesa->r200Screen->chipset &= ~R200_CHIPSET_TCL; - fprintf(stderr, "Disabling HW TCL support\n"); - } - TCL_FALLBACK(rmesa->glCtx, R200_TCL_FALLBACK_TCL_DISABLE, 1); - } - - if (rmesa->r200Screen->chipset & R200_CHIPSET_TCL) { - if (tcl_mode >= DRI_CONF_TCL_VTXFMT) - r200VtxfmtInit( 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 r200DestroyContext( __DRIcontextPrivate *driContextPriv ) -{ - GET_CURRENT_CONTEXT(ctx); - r200ContextPtr rmesa = (r200ContextPtr) driContextPriv->driverPrivate; - r200ContextPtr current = ctx ? R200_CONTEXT(ctx) : NULL; - - /* check if we're deleting the currently bound context */ - if (rmesa == current) { - R200_FIREVERTICES( rmesa ); - _mesa_make_current(NULL, NULL, NULL); - } - - /* Free r200 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 ); - - r200DestroySwtcl( rmesa->glCtx ); - r200ReleaseArrays( rmesa->glCtx, ~0 ); - - if (rmesa->dma.current.buf) { - r200ReleaseDmaRegion( rmesa, &rmesa->dma.current, __FUNCTION__ ); - r200FlushCmdBuf( rmesa, __FUNCTION__ ); - } - - if (!(rmesa->TclFallback & R200_TCL_FALLBACK_TCL_DISABLE)) { - int tcl_mode = driQueryOptioni(&rmesa->optionCache, "tcl_mode"); - if (tcl_mode >= DRI_CONF_TCL_VTXFMT) - r200VtxfmtDestroy( rmesa->glCtx ); - } - - /* free the Mesa context */ - rmesa->glCtx->DriverCtx = NULL; - _mesa_destroy_context( rmesa->glCtx ); - - 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 -r200SwapBuffers( __DRIdrawablePrivate *dPriv ) -{ - if (dPriv->driContextPriv && dPriv->driContextPriv->driverPrivate) { - r200ContextPtr rmesa; - GLcontext *ctx; - rmesa = (r200ContextPtr) dPriv->driContextPriv->driverPrivate; - ctx = rmesa->glCtx; - if (ctx->Visual.doubleBufferMode) { - _mesa_notifySwapBuffers( ctx ); /* flush pending rendering comands */ - if ( rmesa->doPageFlip ) { - r200PageFlip( dPriv ); - } - else { - r200CopyBuffer( 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 -r200MakeCurrent( __DRIcontextPrivate *driContextPriv, - __DRIdrawablePrivate *driDrawPriv, - __DRIdrawablePrivate *driReadPriv ) -{ - if ( driContextPriv ) { - r200ContextPtr newCtx = - (r200ContextPtr) driContextPriv->driverPrivate; - - if (R200_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; - r200UpdateWindow( newCtx->glCtx ); - r200UpdateViewportOffset( newCtx->glCtx ); - } - - _mesa_make_current( newCtx->glCtx, - (GLframebuffer *) driDrawPriv->driverPrivate, - (GLframebuffer *) driReadPriv->driverPrivate ); - - if (newCtx->vb.enabled) - r200VtxfmtMakeCurrent( newCtx->glCtx ); - - _mesa_update_state( newCtx->glCtx ); - r200ValidateState( newCtx->glCtx ); - - } else { - if (R200_DEBUG & DEBUG_DRI) - fprintf(stderr, "%s ctx is null\n", __FUNCTION__); - _mesa_make_current( NULL, NULL, NULL ); - } - - if (R200_DEBUG & DEBUG_DRI) - fprintf(stderr, "End %s\n", __FUNCTION__); - return GL_TRUE; -} - -/* Force the context `c' to be unbound from its buffer. - */ -GLboolean -r200UnbindContext( __DRIcontextPrivate *driContextPriv ) -{ - r200ContextPtr rmesa = (r200ContextPtr) driContextPriv->driverPrivate; - - if (R200_DEBUG & DEBUG_DRI) - fprintf(stderr, "%s ctx %p\n", __FUNCTION__, (void *)rmesa->glCtx); - - r200VtxfmtUnbindContext( rmesa->glCtx ); - return GL_TRUE; -} |