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58 lines
1.5 KiB
58 lines
1.5 KiB
//
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// Copyright 2015 The ANGLE Project Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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//
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// Win32Pixmap.cpp: Implementation of OSPixmap for Win32 (Windows)
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#include "util/windows/win32/Win32Pixmap.h"
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Win32Pixmap::Win32Pixmap() : mBitmap(nullptr) {}
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Win32Pixmap::~Win32Pixmap()
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{
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if (mBitmap)
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{
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DeleteObject(mBitmap);
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}
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}
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bool Win32Pixmap::initialize(EGLNativeDisplayType display, size_t width, size_t height, int depth)
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{
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BITMAPINFO bitmapInfo;
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memset(&bitmapInfo, 0, sizeof(bitmapInfo));
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if (depth != 24 && depth != 32)
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{
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return false;
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}
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bitmapInfo.bmiHeader.biSize = sizeof(bitmapInfo);
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bitmapInfo.bmiHeader.biWidth = static_cast<LONG>(width);
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bitmapInfo.bmiHeader.biHeight = static_cast<LONG>(height);
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bitmapInfo.bmiHeader.biPlanes = 1;
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bitmapInfo.bmiHeader.biBitCount = static_cast<WORD>(depth);
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bitmapInfo.bmiHeader.biCompression = BI_RGB;
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bitmapInfo.bmiHeader.biSizeImage = 0;
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bitmapInfo.bmiHeader.biXPelsPerMeter = 1;
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bitmapInfo.bmiHeader.biYPelsPerMeter = 1;
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bitmapInfo.bmiHeader.biClrUsed = 0;
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bitmapInfo.bmiHeader.biClrImportant = 0;
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void *bitmapPtr = nullptr;
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mBitmap = CreateDIBSection(display, &bitmapInfo, DIB_RGB_COLORS, &bitmapPtr, nullptr, 0);
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return mBitmap != nullptr;
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}
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EGLNativePixmapType Win32Pixmap::getNativePixmap() const
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{
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return mBitmap;
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}
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OSPixmap *CreateOSPixmap()
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{
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return new Win32Pixmap();
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}
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