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
131
132
|
//
// Copyright (c) 2015 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.
//
// EGLImageD3D.cpp: Implements the rx::EGLImageD3D class, the D3D implementation of EGL images
#include "libANGLE/renderer/d3d/EGLImageD3D.h"
#include "common/debug.h"
#include "common/utilities.h"
#include "libANGLE/AttributeMap.h"
#include "libANGLE/Texture.h"
#include "libANGLE/renderer/d3d/RenderbufferD3D.h"
#include "libANGLE/renderer/d3d/RendererD3D.h"
#include "libANGLE/renderer/d3d/RenderTargetD3D.h"
#include "libANGLE/renderer/d3d/TextureD3D.h"
#include "libANGLE/renderer/d3d/TextureStorage.h"
#include <EGL/eglext.h>
namespace rx
{
static gl::ImageIndex GetImageIndex(GLenum target, size_t mip, size_t layer)
{
if (target == GL_TEXTURE_3D)
{
return gl::ImageIndex::Make3D(static_cast<GLint>(mip), static_cast<GLint>(layer));
}
else
{
ASSERT(layer == 0);
return gl::ImageIndex::MakeGeneric(target, static_cast<GLint>(mip));
}
}
EGLImageD3D::EGLImageD3D(RendererD3D *renderer,
EGLenum target,
egl::ImageSibling *buffer,
const egl::AttributeMap &attribs)
: mRenderer(renderer), mBuffer(buffer), mAttachmentBuffer(nullptr), mRenderTarget(nullptr)
{
ASSERT(renderer != nullptr);
ASSERT(buffer != nullptr);
if (egl::IsTextureTarget(target))
{
mAttachmentBuffer = GetImplAs<TextureD3D>(GetAs<gl::Texture>(buffer));
mAttachmentTarget = gl::FramebufferAttachment::Target(
GL_NONE, GetImageIndex(egl_gl::EGLImageTargetToGLTextureTarget(target),
attribs.get(EGL_GL_TEXTURE_LEVEL_KHR, 0),
attribs.get(EGL_GL_TEXTURE_ZOFFSET_KHR, 0)));
}
else if (egl::IsRenderbufferTarget(target))
{
mAttachmentBuffer = GetImplAs<RenderbufferD3D>(GetAs<gl::Renderbuffer>(buffer));
mAttachmentTarget =
gl::FramebufferAttachment::Target(GL_NONE, gl::ImageIndex::MakeInvalid());
}
else
{
UNREACHABLE();
}
}
EGLImageD3D::~EGLImageD3D()
{
SafeDelete(mRenderTarget);
}
egl::Error EGLImageD3D::initialize()
{
return egl::Error(EGL_SUCCESS);
}
gl::Error EGLImageD3D::orphan(egl::ImageSibling *sibling)
{
if (sibling == mBuffer)
{
gl::Error error = copyToLocalRendertarget();
if (error.isError())
{
return error;
}
}
return gl::Error(GL_NO_ERROR);
}
gl::Error EGLImageD3D::getRenderTarget(RenderTargetD3D **outRT) const
{
if (mAttachmentBuffer)
{
FramebufferAttachmentRenderTarget *rt = nullptr;
gl::Error error = mAttachmentBuffer->getAttachmentRenderTarget(mAttachmentTarget, &rt);
if (error.isError())
{
return error;
}
*outRT = static_cast<RenderTargetD3D *>(rt);
return gl::Error(GL_NO_ERROR);
}
else
{
ASSERT(mRenderTarget);
*outRT = mRenderTarget;
return gl::Error(GL_NO_ERROR);
}
}
gl::Error EGLImageD3D::copyToLocalRendertarget()
{
ASSERT(mBuffer != nullptr);
ASSERT(mAttachmentBuffer != nullptr);
ASSERT(mRenderTarget == nullptr);
RenderTargetD3D *curRenderTarget = nullptr;
gl::Error error = getRenderTarget(&curRenderTarget);
if (error.isError())
{
return error;
}
// Clear the source image buffers
mBuffer = nullptr;
mAttachmentBuffer = nullptr;
return mRenderer->createRenderTargetCopy(curRenderTarget, &mRenderTarget);
}
}
|
