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
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
|
//
// Copyright (c) 2014 The ANGLE Project Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//
// RenderbufferD3d.cpp: Implements the RenderbufferD3D class, a specialization of RenderbufferImpl
#include "libANGLE/renderer/d3d/RenderbufferD3D.h"
#include "libANGLE/Image.h"
#include "libANGLE/renderer/d3d/EGLImageD3D.h"
#include "libANGLE/renderer/d3d/RendererD3D.h"
#include "libANGLE/renderer/d3d/RenderTargetD3D.h"
namespace rx
{
RenderbufferD3D::RenderbufferD3D(RendererD3D *renderer)
: mRenderer(renderer), mRenderTarget(nullptr), mImage(nullptr)
{
}
RenderbufferD3D::~RenderbufferD3D()
{
SafeDelete(mRenderTarget);
mImage = nullptr;
}
gl::Error RenderbufferD3D::onDestroy(const gl::Context *context)
{
deleteRenderTarget(context);
return gl::NoError();
}
gl::Error RenderbufferD3D::setStorage(const gl::Context *context,
GLenum internalformat,
size_t width,
size_t height)
{
return setStorageMultisample(context, 0, internalformat, width, height);
}
gl::Error RenderbufferD3D::setStorageMultisample(const gl::Context *context,
size_t samples,
GLenum internalformat,
size_t width,
size_t height)
{
// If the renderbuffer parameters are queried, the calling function
// will expect one of the valid renderbuffer formats for use in
// glRenderbufferStorage, but we should create depth and stencil buffers
// as DEPTH24_STENCIL8
GLenum creationFormat = internalformat;
if (internalformat == GL_DEPTH_COMPONENT16 || internalformat == GL_STENCIL_INDEX8)
{
creationFormat = GL_DEPTH24_STENCIL8_OES;
}
// ANGLE_framebuffer_multisample states GL_OUT_OF_MEMORY is generated on a failure to create
// the specified storage.
// Because ES 3.0 already knows the exact number of supported samples, it would already have been
// validated and generated GL_INVALID_VALUE.
const gl::TextureCaps &formatCaps = mRenderer->getNativeTextureCaps().get(creationFormat);
if (samples > formatCaps.getMaxSamples())
{
return gl::OutOfMemory() << "Renderbuffer format does not support " << samples
<< " samples, " << formatCaps.getMaxSamples()
<< " is the maximum.";
}
RenderTargetD3D *newRT = nullptr;
ANGLE_TRY(mRenderer->createRenderTarget(static_cast<int>(width), static_cast<int>(height),
creationFormat, static_cast<GLsizei>(samples), &newRT));
deleteRenderTarget(context);
mImage = nullptr;
mRenderTarget = newRT;
return gl::NoError();
}
gl::Error RenderbufferD3D::setStorageEGLImageTarget(const gl::Context *context, egl::Image *image)
{
mImage = GetImplAs<EGLImageD3D>(image);
deleteRenderTarget(context);
return gl::NoError();
}
gl::Error RenderbufferD3D::getRenderTarget(const gl::Context *context,
RenderTargetD3D **outRenderTarget)
{
if (mImage)
{
return mImage->getRenderTarget(context, outRenderTarget);
}
else
{
*outRenderTarget = mRenderTarget;
return gl::NoError();
}
}
gl::Error RenderbufferD3D::getAttachmentRenderTarget(const gl::Context *context,
GLenum /*binding*/,
const gl::ImageIndex & /*imageIndex*/,
FramebufferAttachmentRenderTarget **rtOut)
{
return getRenderTarget(context, reinterpret_cast<RenderTargetD3D **>(rtOut));
}
void RenderbufferD3D::deleteRenderTarget(const gl::Context *context)
{
if (mRenderTarget)
{
mRenderTarget->signalDirty(context);
SafeDelete(mRenderTarget);
}
}
gl::Error RenderbufferD3D::initializeContents(const gl::Context *context,
const gl::ImageIndex &imageIndex)
{
RenderTargetD3D *renderTarget = nullptr;
ANGLE_TRY(getRenderTarget(context, &renderTarget));
return mRenderer->initRenderTarget(renderTarget);
}
} // namespace rx
|
