diff options
Diffstat (limited to 'src/gallium/state_trackers/dri/dri_context.c')
| -rw-r--r-- | src/gallium/state_trackers/dri/dri_context.c | 174 |
1 files changed, 0 insertions, 174 deletions
diff --git a/src/gallium/state_trackers/dri/dri_context.c b/src/gallium/state_trackers/dri/dri_context.c deleted file mode 100644 index 34d9a932ead..00000000000 --- a/src/gallium/state_trackers/dri/dri_context.c +++ /dev/null @@ -1,174 +0,0 @@ -/************************************************************************** - * - * Copyright 2009, VMware, Inc. - * 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, sub license, 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 NON-INFRINGEMENT. - * IN NO EVENT SHALL VMWARE 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. - * - **************************************************************************/ -/* - * Author: Keith Whitwell <[email protected]> - * Author: Jakob Bornecrantz <[email protected]> - */ - -#include "dri_screen.h" -#include "dri_drawable.h" -#include "dri_context.h" -#include "dri_st_api.h" - -#include "pipe/p_context.h" -#include "util/u_memory.h" - -GLboolean -dri_create_context(const __GLcontextModes * visual, - __DRIcontext * cPriv, void *sharedContextPrivate) -{ - struct st_api *stapi = dri_get_st_api(); - __DRIscreen *sPriv = cPriv->driScreenPriv; - struct dri_screen *screen = dri_screen(sPriv); - struct dri_context *ctx = NULL; - struct st_context_iface *st_share = NULL; - struct st_visual stvis; - - if (sharedContextPrivate) { - st_share = ((struct dri_context *)sharedContextPrivate)->st; - } - - ctx = CALLOC_STRUCT(dri_context); - if (ctx == NULL) - goto fail; - - cPriv->driverPrivate = ctx; - ctx->cPriv = cPriv; - ctx->sPriv = sPriv; - ctx->lock = screen->drmLock; - - driParseConfigFiles(&ctx->optionCache, - &screen->optionCache, sPriv->myNum, "dri"); - - dri_fill_st_visual(&stvis, screen, visual); - ctx->st = stapi->create_context(stapi, screen->smapi, &stvis, st_share); - if (ctx->st == NULL) - goto fail; - ctx->st->st_manager_private = (void *) ctx; - - dri_init_extensions(ctx); - - return GL_TRUE; - - fail: - if (ctx && ctx->st) - ctx->st->destroy(ctx->st); - - FREE(ctx); - return FALSE; -} - -void -dri_destroy_context(__DRIcontext * cPriv) -{ - struct dri_context *ctx = dri_context(cPriv); - - /* note: we are freeing values and nothing more because - * driParseConfigFiles allocated values only - the rest - * is owned by screen optionCache. - */ - FREE(ctx->optionCache.values); - - /* No particular reason to wait for command completion before - * destroying a context, but it is probably worthwhile flushing it - * to avoid having to add code elsewhere to cope with flushing a - * partially destroyed context. - */ - ctx->st->flush(ctx->st, 0, NULL); - ctx->st->destroy(ctx->st); - - FREE(ctx); -} - -GLboolean -dri_unbind_context(__DRIcontext * cPriv) -{ - struct st_api *stapi = dri_get_st_api(); - - if (cPriv) { - struct dri_context *ctx = dri_context(cPriv); - - if (--ctx->bind_count == 0) { - if (ctx->st == stapi->get_current(stapi)) { - ctx->st->flush(ctx->st, PIPE_FLUSH_RENDER_CACHE, NULL); - stapi->make_current(stapi, NULL, NULL, NULL); - } - } - } - - return GL_TRUE; -} - -GLboolean -dri_make_current(__DRIcontext * cPriv, - __DRIdrawable * driDrawPriv, - __DRIdrawable * driReadPriv) -{ - struct st_api *stapi = dri_get_st_api(); - - if (cPriv) { - struct dri_context *ctx = dri_context(cPriv); - struct dri_drawable *draw = dri_drawable(driDrawPriv); - struct dri_drawable *read = dri_drawable(driReadPriv); - struct st_context_iface *old_st; - - old_st = stapi->get_current(stapi); - if (old_st && old_st != ctx->st) - ctx->st->flush(old_st, PIPE_FLUSH_RENDER_CACHE, NULL); - - ++ctx->bind_count; - - if (ctx->dPriv != driDrawPriv) { - ctx->dPriv = driDrawPriv; - draw->texture_stamp = driDrawPriv->lastStamp - 1; - } - if (ctx->rPriv != driReadPriv) { - ctx->rPriv = driReadPriv; - read->texture_stamp = driReadPriv->lastStamp - 1; - } - - stapi->make_current(stapi, ctx->st, draw->stfb, read->stfb); - } - else { - stapi->make_current(stapi, NULL, NULL, NULL); - } - - return GL_TRUE; -} - -struct dri_context * -dri_get_current(void) -{ - struct st_api *stapi = dri_get_st_api(); - struct st_context_iface *st; - - st = stapi->get_current(stapi); - - return (struct dri_context *) (st) ? st->st_manager_private : NULL; -} - -/* vim: set sw=3 ts=8 sts=3 expandtab: */ |