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//
// 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.
//
// Win32Pixmap.cpp: Implementation of OSPixmap for Win32 (Windows)
#include "windows/win32/Win32Pixmap.h"
Win32Pixmap::Win32Pixmap() : mBitmap(nullptr)
{
}
Win32Pixmap::~Win32Pixmap()
{
if (mBitmap)
{
DeleteObject(mBitmap);
}
}
bool Win32Pixmap::initialize(EGLNativeDisplayType display, size_t width, size_t height, int depth)
{
BITMAPINFO bitmapInfo;
memset(&bitmapInfo, 0, sizeof(bitmapInfo));
if (depth != 24 && depth != 32)
{
return false;
}
bitmapInfo.bmiHeader.biSize = sizeof(bitmapInfo);
bitmapInfo.bmiHeader.biWidth = static_cast<LONG>(width);
bitmapInfo.bmiHeader.biHeight = static_cast<LONG>(height);
bitmapInfo.bmiHeader.biPlanes = 1;
bitmapInfo.bmiHeader.biBitCount = static_cast<WORD>(depth);
bitmapInfo.bmiHeader.biCompression = BI_RGB;
bitmapInfo.bmiHeader.biSizeImage = 0;
bitmapInfo.bmiHeader.biXPelsPerMeter = 1;
bitmapInfo.bmiHeader.biYPelsPerMeter = 1;
bitmapInfo.bmiHeader.biClrUsed = 0;
bitmapInfo.bmiHeader.biClrImportant = 0;
void *bitmapPtr = nullptr;
mBitmap = CreateDIBSection(display, &bitmapInfo, DIB_RGB_COLORS, &bitmapPtr, nullptr, 0);
return mBitmap != nullptr;
}
EGLNativePixmapType Win32Pixmap::getNativePixmap() const
{
return mBitmap;
}
OSPixmap *CreateOSPixmap()
{
return new Win32Pixmap();
}
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