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Side by Side Diff: src/gpu/batches/GrBatch.h

Issue 2215323003: Start using RenderTargetProxy (omnibus) (Closed) Base URL: https://skia.googlesource.com/skia.git@master
Patch Set: update Created 4 years, 1 month ago
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1 /* 1 /*
2 * Copyright 2015 Google Inc. 2 * Copyright 2015 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 #ifndef GrBatch_DEFINED 8 #ifndef GrBatch_DEFINED
9 #define GrBatch_DEFINED 9 #define GrBatch_DEFINED
10 10
11 #include "../private/SkAtomics.h" 11 #include "../private/SkAtomics.h"
12 #include "GrNonAtomicRef.h" 12 #include "GrNonAtomicRef.h"
13 #include "SkMatrix.h" 13 #include "SkMatrix.h"
14 #include "SkRect.h" 14 #include "SkRect.h"
15 #include "SkString.h" 15 #include "SkString.h"
16 16
17 #include <new> 17 #include <new>
18 18
19 class GrCaps; 19 class GrCaps;
20 class GrGpuCommandBuffer; 20 class GrGpuCommandBuffer;
21 class GrBatchFlushState; 21 class GrBatchFlushState;
22 class GrRenderTarget; 22 class GrRenderTarget;
23 class GrRenderTargetProxy;
23 24
24 /** 25 /**
25 * GrBatch is the base class for all Ganesh deferred geometry generators. To fa cilitate 26 * GrBatch is the base class for all Ganesh deferred geometry generators. To fa cilitate
26 * reorderable batching, Ganesh does not generate geometry inline with draw call s. Instead, it 27 * reorderable batching, Ganesh does not generate geometry inline with draw call s. Instead, it
27 * captures the arguments to the draw and then generates the geometry on demand. This gives GrBatch 28 * captures the arguments to the draw and then generates the geometry on demand. This gives GrBatch
28 * subclasses complete freedom to decide how / what they can batch. 29 * subclasses complete freedom to decide how / what they can batch.
29 * 30 *
30 * Batches are created when GrContext processes a draw call. Batches of the same subclass may be 31 * Batches are created when GrContext processes a draw call. Batches of the same subclass may be
31 * merged using combineIfPossible. When two batches merge, one takes on the unio n of the data 32 * merged using combineIfPossible. When two batches merge, one takes on the unio n of the data
32 * and the other is left empty. The merged batch becomes responsible for drawing the data from both 33 * and the other is left empty. The merged batch becomes responsible for drawing the data from both
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133 134
134 /** Used for spewing information about batches when debugging. */ 135 /** Used for spewing information about batches when debugging. */
135 virtual SkString dumpInfo() const { 136 virtual SkString dumpInfo() const {
136 SkString string; 137 SkString string;
137 string.appendf("BatchBounds: [L: %.2f, T: %.2f, R: %.2f, B: %.2f]\n", 138 string.appendf("BatchBounds: [L: %.2f, T: %.2f, R: %.2f, B: %.2f]\n",
138 fBounds.fLeft, fBounds.fTop, fBounds.fRight, fBounds.fBot tom); 139 fBounds.fLeft, fBounds.fTop, fBounds.fRight, fBounds.fBot tom);
139 return string; 140 return string;
140 } 141 }
141 142
142 /** Can remove this when multi-draw-buffer lands */ 143 /** Can remove this when multi-draw-buffer lands */
143 virtual GrRenderTarget* renderTarget() const = 0; 144 virtual GrRenderTargetProxy* rtp() const = 0;
144 145
145 protected: 146 protected:
146 /** 147 /**
147 * Indicates that the batch will produce geometry that extends beyond its bo unds for the 148 * Indicates that the batch will produce geometry that extends beyond its bo unds for the
148 * purpose of ensuring that the fragment shader runs on partially covered pi xels for 149 * purpose of ensuring that the fragment shader runs on partially covered pi xels for
149 * non-MSAA antialiasing. 150 * non-MSAA antialiasing.
150 */ 151 */
151 enum class HasAABloat { 152 enum class HasAABloat {
152 kYes, 153 kYes,
153 kNo 154 kNo
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226 227
227 static uint32_t GenBatchID() { return GenID(&gCurrBatchUniqueID); } 228 static uint32_t GenBatchID() { return GenID(&gCurrBatchUniqueID); }
228 mutable uint32_t fUniqueID; 229 mutable uint32_t fUniqueID;
229 SkRect fBounds; 230 SkRect fBounds;
230 231
231 static int32_t gCurrBatchUniqueID; 232 static int32_t gCurrBatchUniqueID;
232 static int32_t gCurrBatchClassID; 233 static int32_t gCurrBatchClassID;
233 }; 234 };
234 235
235 #endif 236 #endif
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