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Issue 1933053002: Use constexpr constructors of GrStencilSettings rather than hacky macro system (Closed) Base URL: https://skia.googlesource.com/skia.git@master
Patch Set: Address comment Created 4 years, 7 months ago
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1 /* 1 /*
2 * Copyright 2011 Google Inc. 2 * Copyright 2011 Google Inc.
3 * 3 *
4 * Use of this source code is governed by a BSD-style license that can be 4 * Use of this source code is governed by a BSD-style license that can be
5 * found in the LICENSE file. 5 * found in the LICENSE file.
6 */ 6 */
7 7
8 #include "GrDefaultPathRenderer.h" 8 #include "GrDefaultPathRenderer.h"
9 9
10 #include "GrBatchFlushState.h" 10 #include "GrBatchFlushState.h"
(...skipping 17 matching lines...) Expand all
28 : fSeparateStencil(separateStencilSupport) 28 : fSeparateStencil(separateStencilSupport)
29 , fStencilWrapOps(stencilWrapOpsSupport) { 29 , fStencilWrapOps(stencilWrapOpsSupport) {
30 } 30 }
31 31
32 32
33 //////////////////////////////////////////////////////////////////////////////// 33 ////////////////////////////////////////////////////////////////////////////////
34 // Stencil rules for paths 34 // Stencil rules for paths
35 35
36 ////// Even/Odd 36 ////// Even/Odd
37 37
38 GR_STATIC_CONST_SAME_STENCIL(gEOStencilPass, 38 static constexpr GrStencilSettings gEOStencilPass(
39 kInvert_StencilOp, 39 kInvert_StencilOp,
40 kKeep_StencilOp, 40 kKeep_StencilOp,
41 kAlwaysIfInClip_StencilFunc, 41 kAlwaysIfInClip_StencilFunc,
42 0xffff, 42 0xffff,
43 0xffff, 43 0xffff,
44 0xffff); 44 0xffff);
45 45
46 // ok not to check clip b/c stencil pass only wrote inside clip 46 // ok not to check clip b/c stencil pass only wrote inside clip
47 GR_STATIC_CONST_SAME_STENCIL(gEOColorPass, 47 static constexpr GrStencilSettings gEOColorPass(
48 kZero_StencilOp, 48 kZero_StencilOp,
49 kZero_StencilOp, 49 kZero_StencilOp,
50 kNotEqual_StencilFunc, 50 kNotEqual_StencilFunc,
51 0xffff, 51 0xffff,
52 0x0000, 52 0x0000,
53 0xffff); 53 0xffff);
54 54
55 // have to check clip b/c outside clip will always be zero. 55 // have to check clip b/c outside clip will always be zero.
56 GR_STATIC_CONST_SAME_STENCIL(gInvEOColorPass, 56 static constexpr GrStencilSettings gInvEOColorPass(
57 kZero_StencilOp, 57 kZero_StencilOp,
58 kZero_StencilOp, 58 kZero_StencilOp,
59 kEqualIfInClip_StencilFunc, 59 kEqualIfInClip_StencilFunc,
60 0xffff, 60 0xffff,
61 0x0000, 61 0x0000,
62 0xffff); 62 0xffff);
63 63
64 ////// Winding 64 ////// Winding
65 65
66 // when we have separate stencil we increment front faces / decrement back faces 66 // when we have separate stencil we increment front faces / decrement back faces
67 // when we don't have wrap incr and decr we use the stencil test to simulate 67 // when we don't have wrap incr and decr we use the stencil test to simulate
68 // them. 68 // them.
69 69
70 GR_STATIC_CONST_STENCIL(gWindStencilSeparateWithWrap, 70 static constexpr GrStencilSettings gWindStencilSeparateWithWrap(
71 kIncWrap_StencilOp, kDecWrap_StencilOp, 71 kIncWrap_StencilOp, kDecWrap_StencilOp,
72 kKeep_StencilOp, kKeep_StencilOp, 72 kKeep_StencilOp, kKeep_StencilOp,
73 kAlwaysIfInClip_StencilFunc, kAlwaysIfInClip_StencilFunc, 73 kAlwaysIfInClip_StencilFunc, kAlwaysIfInClip_StencilFunc,
74 0xffff, 0xffff, 74 0xffff, 0xffff,
75 0xffff, 0xffff, 75 0xffff, 0xffff,
76 0xffff, 0xffff); 76 0xffff, 0xffff);
77 77
78 // if inc'ing the max value, invert to make 0 78 // if inc'ing the max value, invert to make 0
79 // if dec'ing zero invert to make all ones. 79 // if dec'ing zero invert to make all ones.
80 // we can't avoid touching the stencil on both passing and 80 // we can't avoid touching the stencil on both passing and
81 // failing, so we can't resctrict ourselves to the clip. 81 // failing, so we can't resctrict ourselves to the clip.
82 GR_STATIC_CONST_STENCIL(gWindStencilSeparateNoWrap, 82 static constexpr GrStencilSettings gWindStencilSeparateNoWrap(
83 kInvert_StencilOp, kInvert_StencilOp, 83 kInvert_StencilOp, kInvert_StencilOp,
84 kIncClamp_StencilOp, kDecClamp_StencilOp, 84 kIncClamp_StencilOp, kDecClamp_StencilOp,
85 kEqual_StencilFunc, kEqual_StencilFunc, 85 kEqual_StencilFunc, kEqual_StencilFunc,
86 0xffff, 0xffff, 86 0xffff, 0xffff,
87 0xffff, 0x0000, 87 0xffff, 0x0000,
88 0xffff, 0xffff); 88 0xffff, 0xffff);
89 89
90 // When there are no separate faces we do two passes to setup the winding rule 90 // When there are no separate faces we do two passes to setup the winding rule
91 // stencil. First we draw the front faces and inc, then we draw the back faces 91 // stencil. First we draw the front faces and inc, then we draw the back faces
92 // and dec. These are same as the above two split into the incrementing and 92 // and dec. These are same as the above two split into the incrementing and
93 // decrementing passes. 93 // decrementing passes.
94 GR_STATIC_CONST_SAME_STENCIL(gWindSingleStencilWithWrapInc, 94 static constexpr GrStencilSettings gWindSingleStencilWithWrapInc(
95 kIncWrap_StencilOp, 95 kIncWrap_StencilOp,
96 kKeep_StencilOp, 96 kKeep_StencilOp,
97 kAlwaysIfInClip_StencilFunc, 97 kAlwaysIfInClip_StencilFunc,
98 0xffff, 98 0xffff,
99 0xffff, 99 0xffff,
100 0xffff); 100 0xffff);
101 101
102 GR_STATIC_CONST_SAME_STENCIL(gWindSingleStencilWithWrapDec, 102 static constexpr GrStencilSettings gWindSingleStencilWithWrapDec(
103 kDecWrap_StencilOp, 103 kDecWrap_StencilOp,
104 kKeep_StencilOp, 104 kKeep_StencilOp,
105 kAlwaysIfInClip_StencilFunc, 105 kAlwaysIfInClip_StencilFunc,
106 0xffff, 106 0xffff,
107 0xffff, 107 0xffff,
108 0xffff); 108 0xffff);
109 109
110 GR_STATIC_CONST_SAME_STENCIL(gWindSingleStencilNoWrapInc, 110 static constexpr GrStencilSettings gWindSingleStencilNoWrapInc(
111 kInvert_StencilOp, 111 kInvert_StencilOp,
112 kIncClamp_StencilOp, 112 kIncClamp_StencilOp,
113 kEqual_StencilFunc, 113 kEqual_StencilFunc,
114 0xffff, 114 0xffff,
115 0xffff, 115 0xffff,
116 0xffff); 116 0xffff);
117 117
118 GR_STATIC_CONST_SAME_STENCIL(gWindSingleStencilNoWrapDec, 118 static constexpr GrStencilSettings gWindSingleStencilNoWrapDec(
119 kInvert_StencilOp, 119 kInvert_StencilOp,
120 kDecClamp_StencilOp, 120 kDecClamp_StencilOp,
121 kEqual_StencilFunc, 121 kEqual_StencilFunc,
122 0xffff, 122 0xffff,
123 0x0000, 123 0x0000,
124 0xffff); 124 0xffff);
125 125
126 // Color passes are the same whether we use the two-sided stencil or two passes 126 // Color passes are the same whether we use the two-sided stencil or two passes
127 127
128 GR_STATIC_CONST_SAME_STENCIL(gWindColorPass, 128 static constexpr GrStencilSettings gWindColorPass(
129 kZero_StencilOp, 129 kZero_StencilOp,
130 kZero_StencilOp, 130 kZero_StencilOp,
131 kNonZeroIfInClip_StencilFunc, 131 kNonZeroIfInClip_StencilFunc,
132 0xffff, 132 0xffff,
133 0x0000, 133 0x0000,
134 0xffff); 134 0xffff);
135 135
136 GR_STATIC_CONST_SAME_STENCIL(gInvWindColorPass, 136 static constexpr GrStencilSettings gInvWindColorPass(
137 kZero_StencilOp, 137 kZero_StencilOp,
138 kZero_StencilOp, 138 kZero_StencilOp,
139 kEqualIfInClip_StencilFunc, 139 kEqualIfInClip_StencilFunc,
140 0xffff, 140 0xffff,
141 0x0000, 141 0x0000,
142 0xffff); 142 0xffff);
143 143
144 ////// Normal render to stencil 144 ////// Normal render to stencil
145 145
146 // Sometimes the default path renderer can draw a path directly to the stencil 146 // Sometimes the default path renderer can draw a path directly to the stencil
147 // buffer without having to first resolve the interior / exterior. 147 // buffer without having to first resolve the interior / exterior.
148 GR_STATIC_CONST_SAME_STENCIL(gDirectToStencil, 148 static constexpr GrStencilSettings gDirectToStencil(
149 kZero_StencilOp, 149 kZero_StencilOp,
150 kIncClamp_StencilOp, 150 kIncClamp_StencilOp,
151 kAlwaysIfInClip_StencilFunc, 151 kAlwaysIfInClip_StencilFunc,
152 0xffff, 152 0xffff,
153 0x0000, 153 0x0000,
154 0xffff); 154 0xffff);
155 155
156 //////////////////////////////////////////////////////////////////////////////// 156 ////////////////////////////////////////////////////////////////////////////////
157 // Helpers for drawPath 157 // Helpers for drawPath
158 158
(...skipping 608 matching lines...) Expand 10 before | Expand all | Expand 10 after
767 geometry.fColor = color; 767 geometry.fColor = color;
768 geometry.fPath = path; 768 geometry.fPath = path;
769 geometry.fTolerance = srcSpaceTol; 769 geometry.fTolerance = srcSpaceTol;
770 770
771 viewMatrix.mapRect(&bounds); 771 viewMatrix.mapRect(&bounds);
772 uint8_t coverage = GrRandomCoverage(random); 772 uint8_t coverage = GrRandomCoverage(random);
773 return DefaultPathBatch::Create(geometry, coverage, viewMatrix, true, bounds ); 773 return DefaultPathBatch::Create(geometry, coverage, viewMatrix, true, bounds );
774 } 774 }
775 775
776 #endif 776 #endif
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