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76 lines
2 KiB
C++
76 lines
2 KiB
C++
//
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// OffscreenGlCanvas.cpp
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// interface/src/renderer
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//
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// Created by Bradley Austin Davis on 2014/04/09.
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// Copyright 2015 High Fidelity, Inc.
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//
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// Distributed under the Apache License, Version 2.0.
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// See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
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//
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#include "OffscreenGlCanvas.h"
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#include <QOpenGLDebugLogger>
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OffscreenGlCanvas::OffscreenGlCanvas() {
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}
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OffscreenGlCanvas::~OffscreenGlCanvas() {
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#ifdef DEBUG
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if (_logger) {
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makeCurrent();
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delete _logger;
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_logger = nullptr;
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}
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#endif
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_context.doneCurrent();
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}
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void OffscreenGlCanvas::create(QOpenGLContext* sharedContext) {
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if (nullptr != sharedContext) {
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sharedContext->doneCurrent();
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_context.setFormat(sharedContext->format());
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_context.setShareContext(sharedContext);
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} else {
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QSurfaceFormat format;
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format.setDepthBufferSize(16);
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format.setStencilBufferSize(8);
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format.setMajorVersion(4);
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format.setMinorVersion(1);
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format.setProfile(QSurfaceFormat::OpenGLContextProfile::CompatibilityProfile);
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#ifdef DEBUG
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format.setOption(QSurfaceFormat::DebugContext);
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#endif
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_context.setFormat(format);
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}
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_context.create();
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_offscreenSurface.setFormat(_context.format());
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_offscreenSurface.create();
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}
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bool OffscreenGlCanvas::makeCurrent() {
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bool result = _context.makeCurrent(&_offscreenSurface);
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#ifdef DEBUG
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if (result && !_logger) {
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_logger = new QOpenGLDebugLogger(this);
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if (_logger->initialize()) {
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connect(_logger, &QOpenGLDebugLogger::messageLogged, [](const QOpenGLDebugMessage& message) {
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qDebug() << message;
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});
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_logger->disableMessages(QOpenGLDebugMessage::AnySource, QOpenGLDebugMessage::AnyType, QOpenGLDebugMessage::NotificationSeverity);
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_logger->startLogging(QOpenGLDebugLogger::LoggingMode::SynchronousLogging);
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}
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}
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#endif
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return result;
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}
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void OffscreenGlCanvas::doneCurrent() {
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_context.doneCurrent();
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}
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