diff options
author | Thomas White <taw@bitwiz.org.uk> | 2009-02-10 22:59:47 +0000 |
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committer | Martin Jansa <Martin.Jansa@gmail.com> | 2010-02-18 15:39:21 +0100 |
commit | 013b2daf84322703a8270491a8eaa8697aaf643f (patch) | |
tree | ba9df9287c4a6dc5bf84f2a2ff81cb9bc36a5441 /src/mesa/drivers/dri/glamo/glamo_context.c | |
parent | 260be54c67eb77b4da9550f70c14a6aa33c95768 (diff) |
Context stuff
Diffstat (limited to 'src/mesa/drivers/dri/glamo/glamo_context.c')
-rw-r--r-- | src/mesa/drivers/dri/glamo/glamo_context.c | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/glamo/glamo_context.c b/src/mesa/drivers/dri/glamo/glamo_context.c new file mode 100644 index 0000000000..627f8f56a0 --- /dev/null +++ b/src/mesa/drivers/dri/glamo/glamo_context.c @@ -0,0 +1,154 @@ +/* + * Direct Rendering Support for SMedia Glamo 336x/337x + * + * (c) 2009 Thomas White <taw@bitwiz.org.uk> + * Roughly based on sis_context.c (c) 2003 Eric Anholt + * + * 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 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 AUTHORS 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. + */ + + +#include "dri_util.h" +#include "utils.h" +#include "swrast/swrast.h" +#include "swrast_setup/swrast_setup.h" +#include "drivers/common/driverfuncs.h" +#include "vbo/vbo.h" +#include "tnl/tnl.h" +#include "tnl/t_pipeline.h" + +#include "glamo_context.h" +#include "glamo_screen.h" + + +GLboolean glamoCreateContext(const __GLcontextModes *glVisual, + __DRIcontext *driContextPriv, + void *sharedContextPrivate) +{ + GLcontext *ctx, *shareCtx; + __DRIscreenPrivate *sPriv = driContextPriv->driScreenPriv; + glamoContextPtr context; + glamoScreenPtr glamoScreen; + struct dd_function_table functions; + + context = (glamoContextPtr)CALLOC(sizeof(*context)); + if ( context == NULL ) return GL_FALSE; + + _mesa_init_driver_functions(&functions); + + /* Allocate the Mesa context */ + if ( sharedContextPrivate ) + shareCtx = ((glamoContextPtr)sharedContextPrivate)->glCtx; + else + shareCtx = NULL; + context->glCtx = _mesa_create_context(glVisual, shareCtx, + &functions, (void *)context); + if ( context->glCtx == NULL ) { + FREE(context); + return GL_FALSE; + } + driContextPriv->driverPrivate = context; + ctx = context->glCtx; + + glamoScreen = context->glamoScreen = (glamoScreenPtr)sPriv->private; + + context->driContext = driContextPriv; + context->driScreen = sPriv; + context->driDrawable = NULL; + context->driFd = sPriv->fd; + + /* Parse configuration files */ + driParseConfigFiles(&context->optionCache, &glamoScreen->optionCache, + glamoScreen->driScreen->myNum, "glamo"); + + /* Initialize the software rasterizer and helper modules. */ + _swrast_CreateContext( ctx ); + _vbo_CreateContext( ctx ); + _tnl_CreateContext( ctx ); + _swsetup_CreateContext( ctx ); + + _swrast_allow_pixel_fog( ctx, GL_TRUE ); + _swrast_allow_vertex_fog( ctx, GL_FALSE ); + _tnl_allow_pixel_fog( ctx, GL_TRUE ); + _tnl_allow_vertex_fog( ctx, GL_FALSE ); + + return GL_TRUE; +} + + +void glamoDestroyContext(__DRIcontext *driContextPriv) +{ + glamoContextPtr context; + + context = (glamoContextPtr)driContextPriv->driverPrivate; + assert(context != NULL); + + if ( context != NULL ) { + + _swsetup_DestroyContext(context->glCtx); + _tnl_DestroyContext(context->glCtx); + _vbo_DestroyContext(context->glCtx); + _swrast_DestroyContext(context->glCtx); + + _mesa_destroy_context(context->glCtx); + + } + + FREE(context); +} + + +GLboolean glamoMakeCurrent(__DRIcontext *driContextPriv, + __DRIdrawable *driDrawPriv, + __DRIdrawable *driReadPriv) +{ + if ( driContextPriv ) { + + GET_CURRENT_CONTEXT(ctx); + glamoContextPtr oldGlamoCtx; + glamoContextPtr newGlamoCtx; + struct gl_framebuffer *drawBuffer, *readBuffer; + + oldGlamoCtx = ctx ? GLAMO_CONTEXT(ctx) : NULL; + newGlamoCtx = (glamoContextPtr)driContextPriv->driverPrivate; + + if ( newGlamoCtx != oldGlamoCtx) { + newGlamoCtx->GlobalFlag = GFLAG_ALL; + } + + newGlamoCtx->driDrawable = driDrawPriv; + + drawBuffer = (GLframebuffer *)driDrawPriv->driverPrivate; + readBuffer = (GLframebuffer *)driReadPriv->driverPrivate; + + _mesa_make_current(newGlamoCtx->glCtx, drawBuffer, readBuffer); + + } else { + _mesa_make_current(NULL, NULL, NULL); + } + + return GL_TRUE; +} + + +GLboolean glamoUnbindContext(__DRIcontext *driContextPriv) +{ + return GL_TRUE; +} + +/* kate: space-indent on; indent-width 3; mixedindent off; indent-mode cstyle; */ |