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Diffstat (limited to 'src/gallium/state_trackers/vega/image.h')
-rw-r--r-- | src/gallium/state_trackers/vega/image.h | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/src/gallium/state_trackers/vega/image.h b/src/gallium/state_trackers/vega/image.h new file mode 100644 index 0000000000..78e17cffa6 --- /dev/null +++ b/src/gallium/state_trackers/vega/image.h @@ -0,0 +1,104 @@ +/************************************************************************** + * + * 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_texture; +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_texture *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_texture **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 |