Java Code Examples for org.lwjgl.opengl.Display#makeCurrent()

The following examples show how to use org.lwjgl.opengl.Display#makeCurrent() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: PBufferGraphics.java    From slick2d-maven with BSD 3-Clause "New" or "Revised" License 6 votes vote down vote up 
/**
 * Initialise the PBuffer that will be used to render to
 * 
 * @throws SlickException
 */
private void init() throws SlickException {
	try {
		Texture tex = InternalTextureLoader.get().createTexture(image.getWidth(), image.getHeight(), image.getFilter());
		
		final RenderTexture rt = new RenderTexture(false, true, false, false, RenderTexture.RENDER_TEXTURE_2D, 0);
		pbuffer = new Pbuffer(screenWidth, screenHeight, new PixelFormat(8, 0, 0), rt, null);

		// Initialise state of the pbuffer context.
		pbuffer.makeCurrent();

		initGL();
		GL.glBindTexture(GL11.GL_TEXTURE_2D, tex.getTextureID());
		pbuffer.releaseTexImage(Pbuffer.FRONT_LEFT_BUFFER);
		image.draw(0,0);
		image.setTexture(tex);
		
		Display.makeCurrent();
	} catch (Exception e) {
		Log.error(e);
		throw new SlickException("Failed to create PBuffer for dynamic image. OpenGL driver failure?");
	}
}
Example 2
Source File: PBufferGraphics.java    From slick2d-maven with BSD 3-Clause "New" or "Revised" License 6 votes vote down vote up 
/**
 * @see org.newdawn.slick.Graphics#disable()
 */
protected void disable() {
	GL.flush();
	
	// Bind the texture after rendering.
	GL.glBindTexture(GL11.GL_TEXTURE_2D, image.getTexture().getTextureID());
	pbuffer.bindTexImage(Pbuffer.FRONT_LEFT_BUFFER);
	
	try {
		Display.makeCurrent();
	} catch (LWJGLException e) {
		Log.error(e);
	}
	
	SlickCallable.leaveSafeBlock();
}
Example 3
Source File: PBufferUniqueGraphics.java    From slick2d-maven with BSD 3-Clause "New" or "Revised" License 6 votes vote down vote up 
/**
 * Initialise the PBuffer that will be used to render to
 * 
 * @throws SlickException
 */
private void init() throws SlickException {
	try {
		Texture tex = InternalTextureLoader.get().createTexture(image.getWidth(), image.getHeight(), image.getFilter());

		pbuffer = new Pbuffer(screenWidth, screenHeight, new PixelFormat(8, 0, 0), null, null);
		// Initialise state of the pbuffer context.
		pbuffer.makeCurrent();

		initGL();
		image.draw(0,0);
		GL11.glBindTexture(GL11.GL_TEXTURE_2D, tex.getTextureID());
		GL11.glCopyTexImage2D(GL11.GL_TEXTURE_2D, 0, GL11.GL_RGBA, 0, 0, 
							  tex.getTextureWidth(), 
							  tex.getTextureHeight(), 0);
		image.setTexture(tex);
		
		Display.makeCurrent();
	} catch (Exception e) {
		Log.error(e);
		throw new SlickException("Failed to create PBuffer for dynamic image. OpenGL driver failure?");
	}
}
Example 4
Source File: PBufferUniqueGraphics.java    From slick2d-maven with BSD 3-Clause "New" or "Revised" License 6 votes vote down vote up 
/**
 * @see org.newdawn.slick.Graphics#disable()
 */
protected void disable() {
	// Bind the texture after rendering.
	GL11.glBindTexture(GL11.GL_TEXTURE_2D, image.getTexture().getTextureID());
	GL11.glCopyTexImage2D(GL11.GL_TEXTURE_2D, 0, GL11.GL_RGBA, 0, 0, 
						  image.getTexture().getTextureWidth(), 
						  image.getTexture().getTextureHeight(), 0);
	
	try {
		Display.makeCurrent();
	} catch (LWJGLException e) {
		Log.error(e);
	}
	
	SlickCallable.leaveSafeBlock();
}
Example 5
Source File: Renderer.java    From tribaltrouble with GNU General Public License v2.0 5 votes vote down vote up 
public final static void makeCurrent() {
	try {
		Display.makeCurrent();
		GLStateStack.setCurrent(display_state_stack);
	} catch (LWJGLException e) {
		throw new RuntimeException(e);
	}
}