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//
// Copyright 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.
//
// X11Pixmap.cpp: Implementation of OSPixmap for X11
#include "util/linux/x11/X11Pixmap.h"
X11Pixmap::X11Pixmap() : mPixmap(0), mDisplay(nullptr) {}
X11Pixmap::~X11Pixmap()
{
if (mPixmap)
{
XFreePixmap(mDisplay, mPixmap);
}
}
bool X11Pixmap::initialize(EGLNativeDisplayType display,
size_t width,
size_t height,
int nativeVisual)
{
mDisplay = reinterpret_cast<Display *>(display);
int screen = DefaultScreen(mDisplay);
Window root = RootWindow(mDisplay, screen);
int depth = 0;
XVisualInfo visualTemplate;
visualTemplate.visualid = nativeVisual;
int numVisuals = 0;
XVisualInfo *info = XGetVisualInfo(mDisplay, VisualIDMask, &visualTemplate, &numVisuals);
if (numVisuals == 1)
{
depth = info->depth;
}
XFree(info);
mPixmap = XCreatePixmap(mDisplay, root, static_cast<unsigned int>(width),
static_cast<unsigned int>(height), depth);
return mPixmap != 0;
}
EGLNativePixmapType X11Pixmap::getNativePixmap() const
{
return mPixmap;
}
OSPixmap *CreateOSPixmap()
{
return new X11Pixmap();
}
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