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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 PAINT_H
     28 #define PAINT_H
     29 
     30 #include "vg_context.h"
     31 
     32 #include "VG/openvg.h"
     33 #include "pipe/p_state.h"
     34 
     35 struct vg_paint;
     36 struct vg_image;
     37 struct pipe_sampler_state;
     38 struct pipe_resource;
     39 
     40 struct vg_paint *paint_create(struct vg_context *ctx);
     41 void paint_destroy(struct vg_paint *paint);
     42 
     43 void paint_set_color(struct vg_paint *paint,
     44                      const VGfloat *color);
     45 void paint_get_color(struct vg_paint *paint,
     46                      VGfloat *color);
     47 
     48 void paint_set_coloriv(struct vg_paint *paint,
     49                       const VGint *color);
     50 void paint_get_coloriv(struct vg_paint *paint,
     51                       VGint *color);
     52 
     53 void paint_set_colori(struct vg_paint *paint,
     54                       VGuint rgba);
     55 
     56 VGuint paint_colori(struct vg_paint *paint);
     57 
     58 void paint_set_type(struct vg_paint *paint, VGPaintType type);
     59 VGPaintType paint_type(struct vg_paint *paint);
     60 void paint_resolve_type(struct vg_paint *paint);
     61 
     62 void paint_set_linear_gradient(struct vg_paint *paint,
     63                                const VGfloat *coords);
     64 void paint_linear_gradient(struct vg_paint *paint,
     65                            VGfloat *coords);
     66 void paint_set_linear_gradienti(struct vg_paint *paint,
     67                                const VGint *coords);
     68 void paint_linear_gradienti(struct vg_paint *paint,
     69                            VGint *coords);
     70 
     71 
     72 void paint_set_radial_gradient(struct vg_paint *paint,
     73                                const VGfloat *values);
     74 void paint_radial_gradient(struct vg_paint *paint,
     75                            VGfloat *coords);
     76 void paint_set_radial_gradienti(struct vg_paint *paint,
     77                                 const VGint *values);
     78 void paint_radial_gradienti(struct vg_paint *paint,
     79                             VGint *coords);
     80 
     81 
     82 void paint_set_ramp_stops(struct vg_paint *paint, const VGfloat *stops,
     83                           int num);
     84 void paint_ramp_stops(struct vg_paint *paint, VGfloat *stops,
     85                       int num);
     86 
     87 void paint_set_ramp_stopsi(struct vg_paint *paint, const VGint *stops,
     88                            int num);
     89 void paint_ramp_stopsi(struct vg_paint *paint, VGint *stops,
     90                        int num);
     91 
     92 int paint_num_ramp_stops(struct vg_paint *paint);
     93 
     94 void paint_set_spread_mode(struct vg_paint *paint,
     95                            VGint mode);
     96 VGColorRampSpreadMode paint_spread_mode(struct vg_paint *paint);
     97 
     98 
     99 void paint_set_pattern(struct vg_paint *paint,
    100                        struct vg_image *img);
    101 void paint_set_pattern_tiling(struct vg_paint *paint,
    102                               VGTilingMode mode);
    103 VGTilingMode paint_pattern_tiling(struct vg_paint *paint);
    104 
    105 void paint_set_color_ramp_premultiplied(struct vg_paint *paint,
    106                                         VGboolean set);
    107 VGboolean paint_color_ramp_premultiplied(struct vg_paint *paint);
    108 
    109 
    110 VGint paint_bind_samplers(struct vg_paint *paint, struct pipe_sampler_state **samplers,
    111                           struct pipe_sampler_view **sampler_views);
    112 
    113 VGboolean paint_is_degenerate(struct vg_paint *paint);
    114 
    115 VGint paint_constant_buffer_size(struct vg_paint *paint);
    116 
    117 void paint_fill_constant_buffer(struct vg_paint *paint,
    118                                 const struct matrix *mat,
    119                                 void *buffer);
    120 
    121 VGboolean paint_is_opaque(struct vg_paint *paint);
    122 
    123 #endif
    124