Java Display类代码示例

import org.lwjgl.opengl.Display; //导入依赖的package包/类
/**
 * Start a thread to run LWJGL in
 */
public void startLWJGL() {
   if (gameThread != null) {
      return;
   }
   
   gameThread = new Thread() {
      public void run() {
         try {
            canvas.start();
         }
         catch (Exception e) {
            e.printStackTrace();
            if (Display.isCreated()) {
               Display.destroy();
            }
            displayParent.setVisible(false);//removeAll();
            add(new ConsolePanel(e));
            validate();
         }
      }
   };
   
   gameThread.start();
}
 

import org.lwjgl.opengl.Display; //导入依赖的package包/类
protected void checkWindowResize() {
	if (!this.fullscreen && Display.wasResized()) {
		int i = this.displayWidth;
		int j = this.displayHeight;
		this.displayWidth = Display.getWidth();
		this.displayHeight = Display.getHeight();

		if (this.displayWidth != i || this.displayHeight != j) {
			if (this.displayWidth <= 0) {
				this.displayWidth = 1;
			}

			if (this.displayHeight <= 0) {
				this.displayHeight = 1;
			}

			this.resize(this.displayWidth, this.displayHeight);
		}
	}
}
 

import org.lwjgl.opengl.Display; //导入依赖的package包/类
/**
 * Will set the focus to ingame if the Minecraft window is the active with focus. Also clears any GUI screen
 * currently displayed
 */
public void setIngameFocus()
{
    if (Display.isActive())
    {
        if (!this.inGameHasFocus)
        {
            if (!IS_RUNNING_ON_MAC)
            {
                KeyBinding.updateKeyBindState();
            }

            this.inGameHasFocus = true;
            this.mouseHelper.grabMouseCursor();
            this.displayGuiScreen((GuiScreen)null);
            this.leftClickCounter = 10000;
        }
    }
}
 

import org.lwjgl.opengl.Display; //导入依赖的package包/类
/**
 * 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?");
	}
}
 

import org.lwjgl.opengl.Display; //导入依赖的package包/类
/**
 * @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();
}
 

import org.lwjgl.opengl.Display; //导入依赖的package包/类
public void update(GameContainer container, int delta)
		throws SlickException {
	if (!paused) {
		ypos += delta * 0.002 * systemMove;
		if (ypos > 300) {
			ypos = -300;
		}
		if (ypos < -300) {
			ypos = 300;
		}

		for (int i = 0; i < emitters.size(); i++) {
			((ConfigurableEmitter) emitters.get(i)).replayCheck();
		}
		for (int i = 0; i < delta; i++) {
			system.update(1);
		}
	}

	Display.sync(100);
}
 

import org.lwjgl.opengl.Display; //导入依赖的package包/类
protected Matrix4f getProjection(){
	Renderer r=getRenderer();
	if(r!=null) return r.getProjection();
	
	float farPlane=1000,nearPlane=0.1F;
	float aspectRatio=(float)Display.getWidth()/(float)Display.getHeight();
	float y_scale=(float)(1f/Math.tan(Math.toRadians(60/2f))*aspectRatio);
	float x_scale=y_scale/aspectRatio;
	float frustum_length=farPlane-nearPlane;
	
	NULL_PROJECTION.setIdentity();
	NULL_PROJECTION.m00=x_scale;
	NULL_PROJECTION.m11=y_scale;
	NULL_PROJECTION.m22=-((farPlane+nearPlane)/frustum_length);
	NULL_PROJECTION.m23=-1;
	NULL_PROJECTION.m32=-(2*nearPlane*farPlane/frustum_length);
	NULL_PROJECTION.m33=0;
	
	return NULL_PROJECTION;
}
 

import org.lwjgl.opengl.Display; //导入依赖的package包/类
public void addServerStatsToSnooper(Snooper playerSnooper)
{
    playerSnooper.addClientStat("fps", Integer.valueOf(debugFPS));
    playerSnooper.addClientStat("vsync_enabled", Boolean.valueOf(this.gameSettings.enableVsync));
    playerSnooper.addClientStat("display_frequency", Integer.valueOf(Display.getDisplayMode().getFrequency()));
    playerSnooper.addClientStat("display_type", this.fullscreen ? "fullscreen" : "windowed");
    playerSnooper.addClientStat("run_time", Long.valueOf((MinecraftServer.getCurrentTimeMillis() - playerSnooper.getMinecraftStartTimeMillis()) / 60L * 1000L));
    playerSnooper.addClientStat("current_action", this.getCurrentAction());
    playerSnooper.addClientStat("language", this.gameSettings.language == null ? "en_us" : this.gameSettings.language);
    String s = ByteOrder.nativeOrder() == ByteOrder.LITTLE_ENDIAN ? "little" : "big";
    playerSnooper.addClientStat("endianness", s);
    playerSnooper.addClientStat("subtitles", Boolean.valueOf(this.gameSettings.showSubtitles));
    playerSnooper.addClientStat("touch", this.gameSettings.touchscreen ? "touch" : "mouse");
    playerSnooper.addClientStat("resource_packs", Integer.valueOf(this.mcResourcePackRepository.getRepositoryEntries().size()));
    int i = 0;

    for (ResourcePackRepository.Entry resourcepackrepository$entry : this.mcResourcePackRepository.getRepositoryEntries())
    {
        playerSnooper.addClientStat("resource_pack[" + i++ + "]", resourcepackrepository$entry.getResourcePackName());
    }

    if (this.theIntegratedServer != null && this.theIntegratedServer.getPlayerUsageSnooper() != null)
    {
        playerSnooper.addClientStat("snooper_partner", this.theIntegratedServer.getPlayerUsageSnooper().getUniqueID());
    }
}
 

import org.lwjgl.opengl.Display; //导入依赖的package包/类
/**
 * Shuts down the minecraft applet by stopping the resource downloads, and
 * clearing up GL stuff; called when the application (or web page) is exited.
 */
public void shutdownMinecraftApplet() {
	try {
		this.stream.shutdownStream();
		logger.info("Stopping!");

		Client.getClient().onDisable();

		try {
			this.loadWorld((WorldClient) null);
		} catch (Throwable var5) {
			;
		}

		this.mcSoundHandler.unloadSounds();
	} finally {
		Display.destroy();

		if (!this.hasCrashed) {
			System.exit(0);
		}
	}

	System.gc();
}
 

import org.lwjgl.opengl.Display; //导入依赖的package包/类
/**
 * Resizes the window and the Minecraft rendering if necessary. Set renderWidth and renderHeight first.
 */
private void resizeIfNeeded()
{
    // resize the window if we need to
    int oldRenderWidth = Display.getWidth(); 
    int oldRenderHeight = Display.getHeight();
    if( this.renderWidth == oldRenderWidth && this.renderHeight == oldRenderHeight )
        return;
    
    try {
        Display.setDisplayMode(new DisplayMode(this.renderWidth, this.renderHeight));
        System.out.println("Resized the window");
    } catch (LWJGLException e) {
        System.out.println("Failed to resize the window!");
        e.printStackTrace();
    }
    forceResize(this.renderWidth, this.renderHeight);
}
 

import org.lwjgl.opengl.Display; //导入依赖的package包/类
/**
 * Indicate whether we want to be in fullscreen mode. Note that the current
 * display mode must be valid as a fullscreen mode for this to work
 * 
 * @param fullscreen True if we want to be in fullscreen mode
 * @throws SlickException Indicates we failed to change the display mode
 */
public void setFullscreen(boolean fullscreen) throws SlickException {
	if (isFullscreen() == fullscreen) {
		return;
	}
	
	if (!fullscreen) {
		try {
			Display.setFullscreen(fullscreen);
		} catch (LWJGLException e) {
			throw new SlickException("Unable to set fullscreen="+fullscreen, e);
		}
	} else {
		setDisplayMode(width, height, fullscreen);
	}
	getDelta();
}
 

import org.lwjgl.opengl.Display; //导入依赖的package包/类
/**
 * @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();
}
 

import org.lwjgl.opengl.Display; //导入依赖的package包/类
protected void checkWindowResize()
{
    if (!this.fullscreen && Display.wasResized())
    {
        int i = this.displayWidth;
        int j = this.displayHeight;
        this.displayWidth = Display.getWidth();
        this.displayHeight = Display.getHeight();

        if (this.displayWidth != i || this.displayHeight != j)
        {
            if (this.displayWidth <= 0)
            {
                this.displayWidth = 1;
            }

            if (this.displayHeight <= 0)
            {
                this.displayHeight = 1;
            }

            this.resize(this.displayWidth, this.displayHeight);
        }
    }
}
 

import org.lwjgl.opengl.Display; //导入依赖的package包/类
protected int getFrameRate() {
    int frameRate = Display.isActive() ? this.graphics.config.foregroundFPS : this.graphics.config.backgroundFPS;
    if (frameRate == -1) {
        frameRate = 10;
    }

    if (frameRate == 0) {
        frameRate = this.graphics.config.backgroundFPS;
    }

    if (frameRate == 0) {
        frameRate = 30;
    }

    return frameRate;
}
 

import org.lwjgl.opengl.Display; //导入依赖的package包/类
public void addServerStatsToSnooper(PlayerUsageSnooper playerSnooper)
{
    playerSnooper.addClientStat("fps", Integer.valueOf(debugFPS));
    playerSnooper.addClientStat("vsync_enabled", Boolean.valueOf(this.gameSettings.enableVsync));
    playerSnooper.addClientStat("display_frequency", Integer.valueOf(Display.getDisplayMode().getFrequency()));
    playerSnooper.addClientStat("display_type", this.fullscreen ? "fullscreen" : "windowed");
    playerSnooper.addClientStat("run_time", Long.valueOf((MinecraftServer.getCurrentTimeMillis() - playerSnooper.getMinecraftStartTimeMillis()) / 60L * 1000L));
    playerSnooper.addClientStat("current_action", this.func_181538_aA());
    String s = ByteOrder.nativeOrder() == ByteOrder.LITTLE_ENDIAN ? "little" : "big";
    playerSnooper.addClientStat("endianness", s);
    playerSnooper.addClientStat("resource_packs", Integer.valueOf(this.mcResourcePackRepository.getRepositoryEntries().size()));
    int i = 0;

    for (ResourcePackRepository.Entry resourcepackrepository$entry : this.mcResourcePackRepository.getRepositoryEntries())
    {
        playerSnooper.addClientStat("resource_pack[" + i++ + "]", resourcepackrepository$entry.getResourcePackName());
    }

    if (this.theIntegratedServer != null && this.theIntegratedServer.getPlayerUsageSnooper() != null)
    {
        playerSnooper.addClientStat("snooper_partner", this.theIntegratedServer.getPlayerUsageSnooper().getUniqueID());
    }
}