Attachment 861 Details for Bug 1453 – Self contained test case

Self contained test case

TestCaseRenderFramebuffer.java (text/plain), 3.96 KB, created by Harvey Harrison on 2023-09-22 20:26:29 CEST

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Creator: Harvey Harrison

Created: 2023-09-22 20:26:29 CEST

Size: 3.96 KB

patch

obsolete

>package com.jaamsim.testcases;
>
>import java.io.BufferedReader;
>import java.io.IOException;
>import java.io.InputStreamReader;
>import java.io.PrintWriter;
>import java.io.StringWriter;
>import java.net.URL;
>
>import com.jogamp.common.util.VersionNumber;
>import com.jogamp.opengl.DebugGL4bc;
>import com.jogamp.opengl.GL2GL3;
>import com.jogamp.opengl.GL4bc;
>import com.jogamp.opengl.GLAutoDrawable;
>import com.jogamp.opengl.GLCapabilities;
>import com.jogamp.opengl.GLContext;
>import com.jogamp.opengl.GLDrawableFactory;
>import com.jogamp.opengl.GLProfile;
>
>public class TestCaseRenderFramebuffer {
>	public static Thread renderThread;
>	public static GLContext sharedContext;
>
>	public static void main(String[] args) {
>		renderThread = new Thread(new Runnable() {
>			@Override
>			public void run() {
>				mainRenderLoop();
>			}
>		}, "RenderThread");
>		renderThread.start();
>	}
>
>	static boolean checkGLVersion(VersionNumber glVersion, int majorVer, int minorVer) {
>		if (glVersion.getMajor() > majorVer)
>			return true;
>
>		if (glVersion.getMajor() == majorVer)
>			return glVersion.getMinor() >= minorVer;
>
>		return false;
>	}
>
>	static void logException(Throwable ex) {
>		StringWriter sw = new StringWriter();
>		PrintWriter pw = new PrintWriter( sw );
>		ex.printStackTrace( pw );
>		pw.flush();
>
>		String stackTrace = sw.toString();
>		System.err.println(stackTrace);
>	}
>
>	public static void mainRenderLoop() {
>
>		try {
>			// GLProfile.initSingleton();
>			GLProfile glp = GLProfile.get(GLProfile.GL2GL3);
>			GLCapabilities caps = new GLCapabilities(glp);
>			caps.setSampleBuffers(true);
>			caps.setNumSamples(4);
>			caps.setDepthBits(24);
>
>			final boolean createNewDevice = true;
>			GLAutoDrawable dummyDrawable = GLDrawableFactory.getFactory(glp).createDummyAutoDrawable(null, createNewDevice, caps, null);
>			dummyDrawable.display(); // triggers GLContext object creation and native realization.
>
>			sharedContext = dummyDrawable.getContext();
>
>			GL2GL3 gl = sharedContext.getGL().getGL2GL3();
>			boolean gl3Supported = gl.isGL3();
>			boolean gl4Supported = gl.isGL4();
>			VersionNumber glVersion = sharedContext.getGLVersionNumber();
>			boolean indirectSupported = checkGLVersion(glVersion, 4, 3);
>
>			// Shared Context initialization
>			int res = sharedContext.makeCurrent();
>			sharedContext.setGL(new DebugGL4bc((GL4bc)sharedContext.getGL().getGL2GL3()));
>
>			System.out.format("Found OpenGL version: %s%n", sharedContext.getGLVersion());
>			System.out.format("Found GLSL: %s%n", sharedContext.getGLSLVersionString());
>
>			boolean isCore = sharedContext.isGLCoreProfile();
>			System.out.format("OpenGL Major: %d Minor: %d IsCore:%s%n", glVersion.getMajor(), glVersion.getMinor(), isCore);
>			if (glVersion.getMajor() < 2) {
>				throw new Throwable("OpenGL version is too low. OpenGL >= 2.1 is required.");
>			}
>
>			if (!isCore && (!gl3Supported)) {
>				String src = readSource("./testcase_font.vert");
>				//BOOM
>				int _vsHandle = gl.glCreateShader(GL2GL3.GL_VERTEX_SHADER);
>			}
>			else {
>				String src = readSource("./testcase_core_font.vert");
>				String vertsrc = src.replaceAll("@VERSION@", sharedContext.getGLSLVersionString());
>				//BOOM
>				int _vsHandle = gl.glCreateShader(GL2GL3.GL_VERTEX_SHADER);
>			}
>
>
>		} catch (Throwable e) {
>			System.out.println("Renderer encountered a fatal error:");
>			logException(e);
>		} finally {
>			if (sharedContext != null && sharedContext.isCurrent())
>				sharedContext.release();
>		}
>		System.out.println("Done");
>	}
>
>	static String readSource(String file) {
>		URL res = TestCaseRenderFramebuffer.class.getResource(file);
>
>		StringBuilder source = new StringBuilder();
>		try {
>			BufferedReader reader = new BufferedReader(new InputStreamReader(res.openStream()));
>
>			while (true) {
>				String line = reader.readLine();
>				if (line == null) break;
>
>				source.append(line).append("\n");
>			}
>			reader.close();
>		}
>		catch (IOException e) {}
>
>		return source.toString();
>	}
>}

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Attachments on bug 1453: 861 | 862 | 863