diff options
Diffstat (limited to 'src/gallium/drivers/llvmpipe/lp_state_vs.c')
-rw-r--r-- | src/gallium/drivers/llvmpipe/lp_state_vs.c | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/src/gallium/drivers/llvmpipe/lp_state_vs.c b/src/gallium/drivers/llvmpipe/lp_state_vs.c new file mode 100644 index 0000000000..15c3029614 --- /dev/null +++ b/src/gallium/drivers/llvmpipe/lp_state_vs.c @@ -0,0 +1,96 @@ +/************************************************************************** + * + * Copyright 2009 VMware, Inc. + * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. + * 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 TUNGSTEN GRAPHICS 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. + * + **************************************************************************/ + + +#include "pipe/p_defines.h" +#include "tgsi/tgsi_parse.h" +#include "util/u_memory.h" +#include "draw/draw_context.h" + +#include "lp_context.h" +#include "lp_state.h" + + +void * +llvmpipe_create_vs_state(struct pipe_context *pipe, + const struct pipe_shader_state *templ) +{ + struct llvmpipe_context *llvmpipe = llvmpipe_context(pipe); + struct lp_vertex_shader *state; + + state = CALLOC_STRUCT(lp_vertex_shader); + if (state == NULL ) + goto fail; + + /* copy shader tokens, the ones passed in will go away. + */ + state->shader.tokens = tgsi_dup_tokens(templ->tokens); + if (state->shader.tokens == NULL) + goto fail; + + state->draw_data = draw_create_vertex_shader(llvmpipe->draw, templ); + if (state->draw_data == NULL) + goto fail; + + return state; + +fail: + if (state) { + FREE( (void *)state->shader.tokens ); + FREE( state->draw_data ); + FREE( state ); + } + return NULL; +} + + +void +llvmpipe_bind_vs_state(struct pipe_context *pipe, void *vs) +{ + struct llvmpipe_context *llvmpipe = llvmpipe_context(pipe); + + llvmpipe->vs = (const struct lp_vertex_shader *)vs; + + draw_bind_vertex_shader(llvmpipe->draw, + (llvmpipe->vs ? llvmpipe->vs->draw_data : NULL)); + + llvmpipe->dirty |= LP_NEW_VS; +} + + +void +llvmpipe_delete_vs_state(struct pipe_context *pipe, void *vs) +{ + struct llvmpipe_context *llvmpipe = llvmpipe_context(pipe); + + struct lp_vertex_shader *state = + (struct lp_vertex_shader *)vs; + + draw_delete_vertex_shader(llvmpipe->draw, state->draw_data); + FREE( state ); +} |