blob: e547021227724d03e11ab0bb4c9053989eb8288e (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
|
/*
* Copyright 2011 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "GrRenderTarget.h"
#include "GrContext.h"
#include "GrDrawContext.h"
#include "GrDrawTarget.h"
#include "GrGpu.h"
#include "GrRenderTargetPriv.h"
#include "GrStencilAttachment.h"
GrRenderTarget::~GrRenderTarget() {
if (fLastDrawTarget) {
fLastDrawTarget->clearRT();
}
SkSafeUnref(fLastDrawTarget);
}
void GrRenderTarget::discard() {
// go through context so that all necessary flushing occurs
GrContext* context = this->getContext();
if (!context) {
return;
}
SkAutoTUnref<GrDrawContext> drawContext(context->drawContext(this));
if (!drawContext) {
return;
}
drawContext->discard();
}
void GrRenderTarget::flagAsNeedingResolve(const SkIRect* rect) {
if (kCanResolve_ResolveType == getResolveType()) {
if (rect) {
fResolveRect.join(*rect);
if (!fResolveRect.intersect(0, 0, this->width(), this->height())) {
fResolveRect.setEmpty();
}
} else {
fResolveRect.setLTRB(0, 0, this->width(), this->height());
}
}
}
void GrRenderTarget::overrideResolveRect(const SkIRect rect) {
fResolveRect = rect;
if (fResolveRect.isEmpty()) {
fResolveRect.setLargestInverted();
} else {
if (!fResolveRect.intersect(0, 0, this->width(), this->height())) {
fResolveRect.setLargestInverted();
}
}
}
void GrRenderTarget::onRelease() {
SkSafeSetNull(fStencilAttachment);
INHERITED::onRelease();
}
void GrRenderTarget::onAbandon() {
SkSafeSetNull(fStencilAttachment);
// The contents of this renderTarget are gone/invalid. It isn't useful to point back
// the creating drawTarget.
this->setLastDrawTarget(nullptr);
INHERITED::onAbandon();
}
void GrRenderTarget::setLastDrawTarget(GrDrawTarget* dt) {
if (fLastDrawTarget) {
// The non-MDB world never closes so we can't check this condition
#ifdef ENABLE_MDB
SkASSERT(fLastDrawTarget->isClosed());
#endif
fLastDrawTarget->clearRT();
}
SkRefCnt_SafeAssign(fLastDrawTarget, dt);
}
///////////////////////////////////////////////////////////////////////////////
bool GrRenderTargetPriv::attachStencilAttachment(GrStencilAttachment* stencil) {
if (!stencil && !fRenderTarget->fStencilAttachment) {
// No need to do any work since we currently don't have a stencil attachment and
// we're not acctually adding one.
return true;
}
fRenderTarget->fStencilAttachment = stencil;
if (!fRenderTarget->completeStencilAttachment()) {
SkSafeSetNull(fRenderTarget->fStencilAttachment);
return false;
}
return true;
}
|
