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
|
// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef THIRD_PARTY_BLINK_RENDERER_MODULES_XR_XR_WEBGL_BINDING_H_
#define THIRD_PARTY_BLINK_RENDERER_MODULES_XR_XR_WEBGL_BINDING_H_
#include "third_party/blink/renderer/modules/webgl/webgl2_rendering_context.h"
#include "third_party/blink/renderer/modules/webgl/webgl_rendering_context.h"
#include "third_party/blink/renderer/modules/xr/xr_graphics_binding.h"
#include "third_party/blink/renderer/platform/bindings/script_wrappable.h"
namespace blink {
class ExceptionState;
class WebGLRenderingContextBase;
class WebGLTexture;
class XRCamera;
class XRLightProbe;
class XRSession;
class XRView;
class XRWebGLDepthInformation;
class XRProjectionLayer;
class XRProjectionLayerInit;
class XRWebGLSubImage;
class XRWebGLBinding final : public ScriptWrappable, public XRGraphicsBinding {
DEFINE_WRAPPERTYPEINFO();
public:
XRWebGLBinding(XRSession*, WebGLRenderingContextBase*, bool webgl2);
~XRWebGLBinding() override = default;
static XRWebGLBinding* Create(XRSession* session,
const V8XRWebGLRenderingContext* context,
ExceptionState& exception_state);
bool usesDepthValues() const;
XRProjectionLayer* createProjectionLayer(const XRProjectionLayerInit* init,
ExceptionState& exception_state);
XRWebGLSubImage* getViewSubImage(XRProjectionLayer* layer,
XRView* view,
ExceptionState& exception_state);
WebGLTexture* getReflectionCubeMap(XRLightProbe*, ExceptionState&);
WebGLTexture* getCameraImage(XRCamera* camera,
ExceptionState& exception_state);
XRWebGLDepthInformation* getDepthInformation(XRView* view,
ExceptionState& exception_state);
gfx::Rect GetViewportForView(XRProjectionLayer* layer,
XRViewData* view) override;
WebGLRenderingContextBase* context() const { return webgl_context_.Get(); }
void Trace(Visitor*) const override;
private:
bool CanCreateLayer(ExceptionState& exception_state);
bool ValidateLayerColorFormat(GLenum color_format,
ExceptionState& exception_state);
bool ValidateLayerDepthStencilFormat(GLenum depth_stencil_format,
ExceptionState& exception_state);
GLenum FormatForLayerFormat(GLenum format);
GLenum InternalFormatForLayerFormat(GLenum format);
GLenum TypeForLayerFormat(GLenum format);
Member<WebGLRenderingContextBase> webgl_context_;
bool webgl2_;
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_MODULES_XR_XR_WEBGL_BINDING_H_
|
