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/**************************************************************************
*
* Copyright 2009 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 IMAGES_H
#define IMAGES_H
#include "vg_context.h"
#include "pipe/p_state.h"
struct pipe_resource;
struct array;
struct vg_context;
struct pipe_surface;
struct vg_image {
struct vg_object base;
VGImageFormat format;
VGint x, y;
VGint width, height;
struct vg_image *parent;
struct pipe_resource *texture;
struct pipe_sampler_state sampler;
struct array *children_array;
};
struct vg_image *image_create(VGImageFormat format,
VGint width, VGint height);
void image_destroy(struct vg_image *img);
void image_clear(struct vg_image *img,
VGint x, VGint y, VGint width, VGint height);
void image_sub_data(struct vg_image *image,
const void * data,
VGint dataStride,
VGImageFormat dataFormat,
VGint x, VGint y,
VGint width, VGint height);
void image_get_sub_data(struct vg_image * image,
void * data,
VGint dataStride,
VGImageFormat dataFormat,
VGint x, VGint y,
VGint width, VGint height);
struct vg_image *image_child_image(struct vg_image *parent,
VGint x, VGint y,
VGint width, VGint height);
void image_copy(struct vg_image *dst, VGint dx, VGint dy,
struct vg_image *src, VGint sx, VGint sy,
VGint width, VGint height,
VGboolean dither);
void image_draw(struct vg_image *img);
void image_set_pixels(VGint dx, VGint dy,
struct vg_image *src, VGint sx, VGint sy,
VGint width, VGint height);
void image_get_pixels(struct vg_image *dst, VGint dx, VGint dy,
VGint sx, VGint sy,
VGint width, VGint height);
VGint image_bind_samplers(struct vg_image *dst, struct pipe_sampler_state **samplers,
struct pipe_resource **textures);
VGboolean vg_image_overlaps(struct vg_image *dst,
struct vg_image *src);
VGint image_sampler_filter(struct vg_context *ctx);
void vg_copy_surface(struct vg_context *ctx,
struct pipe_surface *dst, VGint dx, VGint dy,
struct pipe_surface *src, VGint sx, VGint sy,
VGint width, VGint height);
#endif
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