static void update_tep( struct st_context *st ) { struct st_tesseval_program *sttep; if (!st->ctx->TessEvalProgram._Current) { cso_set_tesseval_shader_handle(st->cso_context, NULL); st_reference_tesseprog(st, &st->tep, NULL); return; } sttep = st_tesseval_program(st->ctx->TessEvalProgram._Current); assert(sttep->Base.Base.Target == GL_TESS_EVALUATION_PROGRAM_NV); st->tep_variant = st_get_basic_variant(st, PIPE_SHADER_TESS_EVAL, &sttep->tgsi, &sttep->variants); st_reference_tesseprog(st, &st->tep, sttep); cso_set_tesseval_shader_handle(st->cso_context, st->tep_variant->driver_shader); }
void st_destroy_context( struct st_context *st ) { struct pipe_context *pipe = st->pipe; struct gl_context *ctx = st->ctx; GLuint i; _mesa_HashWalk(ctx->Shared->TexObjects, destroy_tex_sampler_cb, st); st_reference_fragprog(st, &st->fp, NULL); st_reference_geomprog(st, &st->gp, NULL); st_reference_vertprog(st, &st->vp, NULL); st_reference_tesscprog(st, &st->tcp, NULL); st_reference_tesseprog(st, &st->tep, NULL); st_reference_compprog(st, &st->cp, NULL); /* release framebuffer surfaces */ for (i = 0; i < PIPE_MAX_COLOR_BUFS; i++) { pipe_surface_reference(&st->state.framebuffer.cbufs[i], NULL); } pipe_surface_reference(&st->state.framebuffer.zsbuf, NULL); pipe_sampler_view_reference(&st->pixel_xfer.pixelmap_sampler_view, NULL); pipe_resource_reference(&st->pixel_xfer.pixelmap_texture, NULL); _vbo_DestroyContext(ctx); st_destroy_program_variants(st); _mesa_free_context_data(ctx); /* This will free the st_context too, so 'st' must not be accessed * afterwards. */ st_destroy_context_priv(st); st = NULL; pipe->destroy( pipe ); free(ctx); }