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/**************************************************************************
*
* Copyright 2010 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.
*
**************************************************************************/
#ifndef GALLIUM_RAW_H
#define GALLIUM_RAW_H
/* This is an API for exercising gallium functionality in a
* platform-neutral fashion. Whatever platform integration is
* necessary to implement this interface is orchestrated by the
* individual target building this entity.
*
* For instance, the graw-xlib target includes code to implement these
* interfaces on top of the X window system.
*
* Programs using this interface may additionally benefit from some of
* the utilities currently in the libgallium.a library, especially
* those for parsing text representations of TGSI shaders.
*/
#include "pipe/p_compiler.h"
#include "pipe/p_format.h"
struct pipe_context;
struct pipe_screen;
struct pipe_surface;
/* Returns a handle to be used with flush_frontbuffer()/present().
*
* Query format support with screen::is_format_supported and usage
* XXX.
*/
PUBLIC struct pipe_screen *graw_create_window_and_screen( int x,
int y,
unsigned width,
unsigned height,
enum pipe_format format,
void **handle);
PUBLIC void graw_set_display_func( void (*func)( void ) );
PUBLIC void graw_main_loop( void );
PUBLIC void *graw_parse_geometry_shader( struct pipe_context *pipe,
const char *text );
PUBLIC void *graw_parse_vertex_shader( struct pipe_context *pipe,
const char *text );
PUBLIC void *graw_parse_fragment_shader( struct pipe_context *pipe,
const char *text );
/* Parse a single command-line option, if any. Options include:
*
* -o <filename>
*
* If an option has been successfully parsed, argi is updated
* to point just after the option and return TRUE.
*/
PUBLIC boolean graw_parse_args(int *argi, int argc, char *argv[]);
/* Saves surface contents to a file.
*
* If filename is NULL, the filename provided with the `-o' option
* is used. If the option has not been specified, the surface
* will not be saved.
*
* Returns TRUE if the surface has been saved.
*/
PUBLIC boolean graw_save_surface_to_file(struct pipe_context *pipe,
struct pipe_surface *surface,
const char *filename);
#endif
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