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Diffstat (limited to 'src/compositor/wayland_wrapper/wlsurfacebuffer.h')
-rw-r--r-- | src/compositor/wayland_wrapper/wlsurfacebuffer.h | 132 |
1 files changed, 132 insertions, 0 deletions
diff --git a/src/compositor/wayland_wrapper/wlsurfacebuffer.h b/src/compositor/wayland_wrapper/wlsurfacebuffer.h new file mode 100644 index 000000000..00f19371a --- /dev/null +++ b/src/compositor/wayland_wrapper/wlsurfacebuffer.h @@ -0,0 +1,132 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/ +** +** This file is part of the Qt Compositor. +** +** $QT_BEGIN_LICENSE:BSD$ +** You may use this file under the terms of the BSD license as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor +** the names of its contributors may be used to endorse or promote +** products derived from this software without specific prior written +** permission. +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef SURFACEBUFFER_H +#define SURFACEBUFFER_H + +#include <QtCore/QRect> +#include <QtGui/qopengl.h> + +#include <wayland-server.h> + +namespace Wayland { + +struct surface_buffer_destroy_listener +{ + struct wl_listener listener; + class SurfaceBuffer *surfaceBuffer; +}; + +class SurfaceBuffer +{ +public: + SurfaceBuffer(); + + + ~SurfaceBuffer(); + + + void initialize(struct wl_buffer *buffer); + void destructBufferState(); + inline bool bufferIsDestroyed() const { return m_is_registered_for_buffer &&!m_buffer; } + + inline int32_t width() const { return m_buffer->width; } + inline int32_t height() const { return m_buffer->height; } + + inline bool isShmBuffer() const { return wl_buffer_is_shm(m_buffer); } + + inline bool isReleasedSent() const { return m_is_released_sent; } + inline bool isRegisteredWithBuffer() const { return m_is_registered_for_buffer; } + + void sendRelease(); + + void setPosted(); + + void setFinished(); + + inline bool isPosted() const { return m_is_posted; } + + //this is wrong. Should have a frameSent function; + inline bool isDisplayed() const { return m_texture || m_is_posted || wl_buffer_is_shm(m_buffer); } + + //I don't know understand isFinished. + inline bool isFinished() const { return m_is_frame_finished; } + + inline QRect damageRect() const { return m_damageRect; } + + inline void setDamage(const QRect &rect) { m_damageRect = rect; } + + inline bool textureCreated() const { return m_texture; } + + void setTexture(GLuint texId); + inline GLuint texture(); + + void destroyTexture(); + + inline struct wl_buffer *handle() const { return m_buffer; } +private: + struct wl_buffer *m_buffer; + struct surface_buffer_destroy_listener m_destroy_listener; + QRect m_damageRect; + bool m_is_released_sent; + bool m_is_registered_for_buffer; + bool m_is_posted; + bool m_is_frame_finished; +#ifdef QT_COMPOSITOR_WAYLAND_GL + GLuint m_texture; +#else + uint m_texture; +#endif + + static void destroy_listener_callback(struct wl_listener *listener, + struct wl_resource *resource, uint32_t time); + +}; + +GLuint SurfaceBuffer::texture() +{ + if (m_buffer) + return m_texture; + return 0; +} + +} + +#endif // SURFACEBUFFER_H |