1/*
2 * Copyright (C) 2015 Igalia S.L.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23 * THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#pragma once
27
28#if USE(COORDINATED_GRAPHICS)
29
30#include "BitmapTextureGL.h"
31#include "TextureMapperGLHeaders.h"
32#include "TextureMapperPlatformLayer.h"
33#include <wtf/MonotonicTime.h>
34
35namespace WebCore {
36
37class TextureMapperPlatformLayerBuffer : public TextureMapperPlatformLayer {
38 WTF_MAKE_NONCOPYABLE(TextureMapperPlatformLayerBuffer);
39 WTF_MAKE_FAST_ALLOCATED();
40public:
41 TextureMapperPlatformLayerBuffer(RefPtr<BitmapTexture>&&, TextureMapperGL::Flags = 0);
42 TextureMapperPlatformLayerBuffer(GLuint textureID, const IntSize&, TextureMapperGL::Flags, GLint internalFormat);
43
44 virtual ~TextureMapperPlatformLayerBuffer() = default;
45
46 void paintToTextureMapper(TextureMapper&, const FloatRect&, const TransformationMatrix& modelViewMatrix = TransformationMatrix(), float opacity = 1.0) final;
47
48 bool canReuseWithoutReset(const IntSize&, GLint internalFormat);
49 BitmapTextureGL& textureGL() { return static_cast<BitmapTextureGL&>(*m_texture); }
50
51 inline void markUsed() { m_timeLastUsed = MonotonicTime::now(); }
52 MonotonicTime lastUsedTime() const { return m_timeLastUsed; }
53
54 class UnmanagedBufferDataHolder {
55 WTF_MAKE_NONCOPYABLE(UnmanagedBufferDataHolder);
56 WTF_MAKE_FAST_ALLOCATED();
57 public:
58 UnmanagedBufferDataHolder() = default;
59 virtual ~UnmanagedBufferDataHolder() = default;
60 };
61
62 bool hasManagedTexture() const { return m_hasManagedTexture; }
63 void setUnmanagedBufferDataHolder(std::unique_ptr<UnmanagedBufferDataHolder> holder) { m_unmanagedBufferDataHolder = WTFMove(holder); }
64 void setExtraFlags(TextureMapperGL::Flags flags) { m_extraFlags = flags; }
65
66 std::unique_ptr<TextureMapperPlatformLayerBuffer> clone();
67
68 class HolePunchClient {
69 public:
70 virtual void setVideoRectangle(const IntRect&) = 0;
71 virtual ~HolePunchClient() = 0;
72 };
73
74 void setHolePunchClient(std::unique_ptr<HolePunchClient>&& client) { m_holePunchClient = WTFMove(client); }
75
76private:
77
78 RefPtr<BitmapTexture> m_texture;
79 MonotonicTime m_timeLastUsed;
80
81 GLuint m_textureID;
82 IntSize m_size;
83 GLint m_internalFormat;
84 TextureMapperGL::Flags m_extraFlags;
85 bool m_hasManagedTexture;
86 std::unique_ptr<UnmanagedBufferDataHolder> m_unmanagedBufferDataHolder;
87 std::unique_ptr<HolePunchClient> m_holePunchClient;
88};
89
90} // namespace WebCore
91
92#endif // USE(COORDINATED_GRAPHICS)
93