1 /*
2 * Copyright (c) 2011, 2014, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26 package com.sun.pisces;
27
28 public final class RendererBase {
29
30 /**
31 * @defgroup CompositingRules Compositing rules supported by PISCES
32 * When drawing two objects to one pixel area, there are several possibilities
33 * how composite color is made of source and destination contributions.
34 * Objects can overlap pixel fully and/or partialy. One object could be above
35 * the second one and they both can be partialy or fully transparent (alpha).
36 * The way, we count composite color and alpha from theirs contributions is
37 * called compositing rule (Porter-Duff).
38 * @def COMPOSITE_CLEAR
39 * @ingroup CompositingRules
40 * Compositing rule COMPOSITE_CLEAR. This rule applied to destination pixel sets
41 * its color to 0x00000000 - transparent black - regardless to source color.
42 * @see setCompositeRule(int), setComposite(int, float)
43 * @def COMPOSITE_SRC
44 * @ingroup CompositingRules
45 * Compositing rule COMPOSITE_SRC. This rule applied to destination pixel sets
46 * its color to source color - regardless to previous color of destination
47 * pixel.
48 * @see setCompositeRule(int), setComposite(int, float)
49 * @def COMPOSITE_SRC_OVER
50 * @ingroup CompositingRules
51 * Compositing rule COMPOSITE_SRC_OVER. This rule is kind of intuitive. When we
52 * look through transparent green glass bottle at some object, we can see
53 * mixture of glass and objects colors. Composite color is alpha-weigth average
54 * of source and destination.
55 * @see setCompositeRule(int), PiscesRenderer.setComposite(int, float)
56 */
57 public static final int COMPOSITE_CLEAR = 0;
58 public static final int COMPOSITE_SRC = 1;
59 public static final int COMPOSITE_SRC_OVER = 2;
60
61 /**
62 * Constant indicating 8/8/8/8 ARGB alpha-premultiplied pixel data stored
63 * in a <code>int</code> array.
64 */
65 public static final int TYPE_INT_ARGB_PRE = 1;
66
67 public static final int IMAGE_MODE_NORMAL = 1;
68 public static final int IMAGE_MODE_MULTIPLY = 2;
69
70 public static final int IMAGE_FRAC_EDGE_KEEP = 0;
71 public static final int IMAGE_FRAC_EDGE_PAD = 1;
72 public static final int IMAGE_FRAC_EDGE_TRIM = 2;
73 }
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1 /*
2 * Copyright (c) 2011, 2016, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26 package com.sun.pisces;
27
28 import java.lang.annotation.Native;
29
30 public final class RendererBase {
31
32 /**
33 * @defgroup CompositingRules Compositing rules supported by PISCES
34 * When drawing two objects to one pixel area, there are several possibilities
35 * how composite color is made of source and destination contributions.
36 * Objects can overlap pixel fully and/or partialy. One object could be above
37 * the second one and they both can be partialy or fully transparent (alpha).
38 * The way, we count composite color and alpha from theirs contributions is
39 * called compositing rule (Porter-Duff).
40 * @def COMPOSITE_CLEAR
41 * @ingroup CompositingRules
42 * Compositing rule COMPOSITE_CLEAR. This rule applied to destination pixel sets
43 * its color to 0x00000000 - transparent black - regardless to source color.
44 * @see setCompositeRule(int), setComposite(int, float)
45 * @def COMPOSITE_SRC
46 * @ingroup CompositingRules
47 * Compositing rule COMPOSITE_SRC. This rule applied to destination pixel sets
48 * its color to source color - regardless to previous color of destination
49 * pixel.
50 * @see setCompositeRule(int), setComposite(int, float)
51 * @def COMPOSITE_SRC_OVER
52 * @ingroup CompositingRules
53 * Compositing rule COMPOSITE_SRC_OVER. This rule is kind of intuitive. When we
54 * look through transparent green glass bottle at some object, we can see
55 * mixture of glass and objects colors. Composite color is alpha-weigth average
56 * of source and destination.
57 * @see setCompositeRule(int), PiscesRenderer.setComposite(int, float)
58 */
59 @Native public static final int COMPOSITE_CLEAR = 0;
60 @Native public static final int COMPOSITE_SRC = 1;
61 @Native public static final int COMPOSITE_SRC_OVER = 2;
62
63 /**
64 * Constant indicating 8/8/8/8 ARGB alpha-premultiplied pixel data stored
65 * in a <code>int</code> array.
66 */
67 @Native public static final int TYPE_INT_ARGB_PRE = 1;
68
69 @Native public static final int IMAGE_MODE_NORMAL = 1;
70 @Native public static final int IMAGE_MODE_MULTIPLY = 2;
71
72 @Native public static final int IMAGE_FRAC_EDGE_KEEP = 0;
73 @Native public static final int IMAGE_FRAC_EDGE_PAD = 1;
74 @Native public static final int IMAGE_FRAC_EDGE_TRIM = 2;
75 }
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