com.bonzaiengine.opengl.helper

Class ViewHelper

java.lang.Object

com.bonzaiengine.opengl.helper.ViewHelper

public final class ViewHelper
extends java.lang.Object

Method Summary

Modifier and Type	Method and Description
static void	beginOrtho(IGLApi glApi, Area viewport) Use orthographic projection, usually for rendering 2D elements.
static void	beginOrtho(IGLApi glApi, Area viewport, float near, float far) Use orthographic projection, usually for rendering 2D elements.
static void	endOrtho(IGLApi glApi) Load projection and modelview matrices previously saved by the method beginOrtho
static ITexture	takeScreenshot(IGL gl, Area viewport, boolean alpha) Copy the frame buffer into a ITexture

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

beginOrtho

public static void beginOrtho(IGLApi glApi,
                              Area viewport)

Use orthographic projection, usually for rendering 2D elements.
The current matrices are saved and will be reloaded with endOrtho(IGLApi)

See Also:

beginOrtho(IGLApi, Area, float, float), endOrtho(IGLApi)

beginOrtho

public static void beginOrtho(IGLApi glApi,
                              Area viewport,
                              float near,
                              float far)

Use orthographic projection, usually for rendering 2D elements.
The current matrices are saved and will be reloaded with endOrtho(IGLApi)

See Also:

endOrtho(IGLApi)

endOrtho

public static void endOrtho(IGLApi glApi)

Load projection and modelview matrices previously saved by the method beginOrtho

See Also:

beginOrtho(IGLApi, Area), beginOrtho(IGLApi, Area, float, float)

takeScreenshot

public static ITexture takeScreenshot(IGL gl,
                                      Area viewport,
                                      boolean alpha)

Copy the frame buffer into a ITexture

Parameters:

alpha - required when running android

See Also:

ITexture