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/**********************************************************
* Copyright 2009-2011 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, 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 OR COPYRIGHT HOLDERS
* 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.
*
*********************************************************
* Authors:
* Zack Rusin <zackr-at-vmware-dot-com>
* Thomas Hellstrom <thellstrom-at-vmware-dot-com>
*/
#ifndef _XA_COMPOSITE_H_
#define _XA_COMPOSITE_H_
#include "xa_tracker.h"
#include "xa_context.h"
/*
* Supported composite ops.
*/
enum xa_composite_op {
xa_op_clear,
xa_op_src,
xa_op_dst,
xa_op_over,
xa_op_over_reverse,
xa_op_in,
xa_op_in_reverse,
xa_op_out,
xa_op_out_reverse,
xa_op_atop,
xa_op_atop_reverse,
xa_op_xor,
xa_op_add
};
/*
* Supported filters.
*/
enum xa_composite_filter {
xa_filter_nearest,
xa_filter_linear
};
/*
* Supported clamp methods.
*/
enum xa_composite_wrap {
xa_wrap_clamp_to_border,
xa_wrap_repeat,
xa_wrap_mirror_repeat,
xa_wrap_clamp_to_edge
};
/*
* Src picture types.
*/
enum xa_composite_src_pict_type {
xa_src_pict_solid_fill
};
struct xa_pict_solid_fill {
enum xa_composite_src_pict_type type;
unsigned int class;
uint32_t color;
};
union xa_source_pict {
unsigned int type;
struct xa_pict_solid_fill solid_fill;
};
struct xa_picture {
enum xa_formats pict_format;
struct xa_surface *srf;
struct xa_surface *alpha_map;
float transform[9];
int has_transform;
int component_alpha;
enum xa_composite_wrap wrap;
enum xa_composite_filter filter;
union xa_source_pict *src_pict;
};
struct xa_composite {
struct xa_picture *src, *mask, *dst;
int op;
int no_solid;
};
struct xa_composite_allocation {
unsigned int xa_composite_size;
unsigned int xa_picture_size;
unsigned int xa_source_pict_size;
};
/*
* Get allocation sizes for minor bump compatibility.
*/
extern const struct xa_composite_allocation *
xa_composite_allocation(void);
/*
* This function checks most things except the format of the hardware
* surfaces, since they are generally not available at the time this
* function is called. Returns usual XA error codes.
*/
extern int
xa_composite_check_accelerated(const struct xa_composite *comp);
extern int
xa_composite_prepare(struct xa_context *ctx, const struct xa_composite *comp);
extern void
xa_composite_rect(struct xa_context *ctx,
int srcX, int srcY, int maskX, int maskY,
int dstX, int dstY, int width, int height);
extern void
xa_composite_done(struct xa_context *ctx);
#endif
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