Example usage for org.lwjgl.opengl GL32 glTexImage2DMultisample

Introduction

In this page you can find the example usage for org.lwjgl.opengl GL32 glTexImage2DMultisample.

Prototype

public static void glTexImage2DMultisample(@NativeType("GLenum") int target, @NativeType("GLsizei") int samples,
        @NativeType("GLint") int internalformat, @NativeType("GLsizei") int width,
        @NativeType("GLsizei") int height, @NativeType("GLboolean") boolean fixedsamplelocations) 

Source Link

Document

Establishes the data storage, format, dimensions, and number of samples of a 2D multisample texture's image.

Usage

From source file:com.samrj.devil.gl.Texture2DMultisample.java

/**
 * Allocates space on the GPU for an image of the given size and format, but
 * does not upload any information. Useful for attaching to frame buffers.
 * //from w w  w .  j a v a  2  s  .co m
 * @param width The width of the image.
 * @param height The height of the image.
 * @param samples
 * @param format The format of the image.
 * @param fixedSampleLocations
 * @return This texture.
 */
public Texture2DMultisample image(int width, int height, int samples, int format,
        boolean fixedSampleLocations) {
    if (width <= 0 || height <= 0)
        throw new IllegalArgumentException("Illegal image dimensions.");

    this.width = width;
    this.height = height;

    int oldID = tempBind();
    GL32.glTexImage2DMultisample(target, samples, format, width, height, fixedSampleLocations);
    tempUnbind(oldID);

    setVRAMUsage(TexUtil.getBits(format) * width * height * samples);

    return getThis();
}

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From source file:com.xrbpowered.gl.res.buffers.MultisampleBuffers.java

License:Open Source License

protected void create(int w, int h, int samples, boolean depthBuffer, boolean hdr) {
    colorMSTexId = GL11.glGenTextures();
    GL11.glBindTexture(GL32.GL_TEXTURE_2D_MULTISAMPLE, colorMSTexId);
    GL32.glTexImage2DMultisample(GL32.GL_TEXTURE_2D_MULTISAMPLE, samples, hdr ? GL30.GL_RGB16F : GL11.GL_RGB, w,
            h, false);/*from   w ww. ja va 2 s  . co  m*/
    GL11.glBindTexture(GL32.GL_TEXTURE_2D_MULTISAMPLE, 0);
    GL32.glFramebufferTexture(GL30.GL_FRAMEBUFFER, GL30.GL_COLOR_ATTACHMENT0, colorMSTexId, 0);

    depthMSTexId = 0;
    if (depthBuffer) {
        depthMSTexId = GL11.glGenTextures();
        GL11.glBindTexture(GL32.GL_TEXTURE_2D_MULTISAMPLE, depthMSTexId);
        GL32.glTexImage2DMultisample(GL32.GL_TEXTURE_2D_MULTISAMPLE, samples, GL30.GL_DEPTH24_STENCIL8, w, h,
                false);
        GL11.glBindTexture(GL32.GL_TEXTURE_2D_MULTISAMPLE, 0);
        GL32.glFramebufferTexture(GL30.GL_FRAMEBUFFER, GL30.GL_DEPTH_ATTACHMENT, depthMSTexId, 0);
    }
    checkStatus();
    GL30.glBindFramebuffer(GL30.GL_FRAMEBUFFER, 0);
}

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From source file:de.fatox.meta.graphics.buffer.MultisampleFBO.java

License:Apache License

/** Override this method in a derived class to set up the backing texture as you like. */
protected int createTexture(FrameBufferTextureAttachmentSpec attachmentSpec) {
    try {//from w  ww .j  a  va  2s.  co  m
        int texture = Gdx.gl.glGenTexture();
        Gdx.gl.glBindTexture(GL32.GL_TEXTURE_2D_MULTISAMPLE, texture);

        GL32.glTexImage2DMultisample(GL32.GL_TEXTURE_2D_MULTISAMPLE, 2, attachmentSpec.internalFormat,
                getWidth(), getHeight(), true);
        Gdx.gl.glTexParameterf(texture, GL20.GL_TEXTURE_MIN_FILTER, Texture.TextureFilter.Nearest.getGLEnum());
        Gdx.gl.glTexParameterf(texture, GL20.GL_TEXTURE_MAG_FILTER, Texture.TextureFilter.Nearest.getGLEnum());
        Gdx.gl.glTexParameterf(texture, GL20.GL_TEXTURE_WRAP_S, Texture.TextureWrap.ClampToEdge.getGLEnum());
        Gdx.gl.glTexParameterf(texture, GL20.GL_TEXTURE_WRAP_T, Texture.TextureWrap.ClampToEdge.getGLEnum());
        Gdx.gl.glBindTexture(GL32.GL_TEXTURE_2D_MULTISAMPLE, 0);
        return texture;
    } catch (Exception e) {
        e.printStackTrace();
    }
    return -1;
}

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