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  1. /**************************************************************************
  2.  *
  3.  * Copyright 2009 VMware, Inc.  All Rights Reserved.
  4.  *
  5.  * Permission is hereby granted, free of charge, to any person obtaining a
  6.  * copy of this software and associated documentation files (the
  7.  * "Software"), to deal in the Software without restriction, including
  8.  * without limitation the rights to use, copy, modify, merge, publish,
  9.  * distribute, sub license, and/or sell copies of the Software, and to
  10.  * permit persons to whom the Software is furnished to do so, subject to
  11.  * the following conditions:
  12.  *
  13.  * The above copyright notice and this permission notice (including the
  14.  * next paragraph) shall be included in all copies or substantial portions
  15.  * of the Software.
  16.  *
  17.  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  18.  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  19.  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  20.  * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
  21.  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  22.  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  23.  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  24.  *
  25.  **************************************************************************/
  26.  
  27. #ifndef MASK_H
  28. #define MASK_H
  29.  
  30. #include "vg_context.h"
  31.  
  32. struct path;
  33. struct vg_image;
  34. struct pipe_resource;
  35.  
  36. struct vg_mask_layer *mask_layer_create(VGint width, VGint height);
  37. void mask_layer_destroy(struct vg_mask_layer *layer);
  38. void mask_layer_fill(struct vg_mask_layer *layer,
  39.                      VGint x, VGint y,
  40.                      VGint width, VGint height,
  41.                      VGfloat value);
  42. VGint mask_layer_width(struct vg_mask_layer *layer);
  43. VGint mask_layer_height(struct vg_mask_layer *layer);
  44. void mask_copy(struct vg_mask_layer *layer,
  45.                VGint sx, VGint sy,
  46.                VGint dx, VGint dy,
  47.                VGint width, VGint height);
  48.  
  49. void mask_render_to(struct path *path,
  50.                     VGbitfield paint_modes,
  51.                     VGMaskOperation operation);
  52.  
  53. void mask_using_layer(struct vg_mask_layer *layer,
  54.                       VGMaskOperation operation,
  55.                       VGint x, VGint y,
  56.                       VGint width, VGint height);
  57. void mask_using_image(struct vg_image *image,
  58.                       VGMaskOperation operation,
  59.                       VGint x, VGint y,
  60.                       VGint width, VGint height);
  61. void mask_fill(VGint x, VGint y,
  62.                VGint width, VGint height,
  63.                VGfloat value);
  64.  
  65. VGint mask_bind_samplers(struct pipe_sampler_state **samplers,
  66.                          struct pipe_sampler_view **sampler_views);
  67.  
  68. #endif
  69.