Example usage for org.lwjgl.opengl GL11 glBindTexture

List of usage examples for org.lwjgl.opengl GL11 glBindTexture

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Introduction

In this page you can find the example usage for org.lwjgl.opengl GL11 glBindTexture.

Prototype

public static void glBindTexture(@NativeType("GLenum") int target, @NativeType("GLuint") int texture)

Source Link

Document

Binds the a texture to a texture target.

Usage

From source file:rtype.Prototyp.java

License:Open Source License

private void saveScreen() {
    GL11.glLoadIdentity();//  ww  w  .  j a  v  a2 s . c  om
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, SCREEN_TEXTURE_ID);
    GL11.glCopyTexSubImage2D(GL11.GL_TEXTURE_2D, 0, 0, 0, 0, 0, (int) SCREEN_WIDTH, (int) SCREEN_HEIGHT);

}

From source file:rtype.Prototyp.java

License:Open Source License

private void renderScanLines() {
    GL11.glLoadIdentity();/*  www  . ja v a2  s .c o m*/
    GL11.glTranslatef(0, 0, Prototyp.DEFAULT_Z);
    GL11.glBlendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE);
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, textureLoader.getTexture(IEntity.SCANLINE).getTextureId());
    GL11.glColor4f(1, 1, 1, 1);

    GL11.glBegin(GL11.GL_QUADS);
    GL11.glTexCoord2f(20, 0); //Upper right
    GL11.glVertex2f(SCREEN_WIDTH / 4, -SCREEN_HEIGHT / 4);

    GL11.glTexCoord2f(0, 0); //Upper left         
    GL11.glVertex2f(-SCREEN_WIDTH / 4, -SCREEN_HEIGHT / 4);

    GL11.glTexCoord2f(0, 20); //Lower left
    GL11.glVertex2f(-SCREEN_WIDTH / 4, SCREEN_HEIGHT / 4);

    GL11.glTexCoord2f(20, 20); // Lower right
    GL11.glVertex2f(SCREEN_WIDTH / 4, SCREEN_HEIGHT / 4);

    GL11.glEnd();
}

From source file:rtype.Prototyp.java

License:Open Source License

private void createOffScreenBuffer() {
    int bytesPerPixel = 3;
    ByteBuffer scratch = ByteBuffer.allocateDirect(1024 * 1024 * bytesPerPixel);
    IntBuffer buf = ByteBuffer.allocateDirect(12).order(ByteOrder.nativeOrder()).asIntBuffer();
    GL11.glGenTextures(buf); // Create Texture In OpenGL
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, buf.get(0));
    SCREEN_TEXTURE_ID = buf.get(0);// w  ww .  j a  v a 2 s . co  m

    int glType = GL11.GL_RGB;
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER, GL11.GL_LINEAR);
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_LINEAR);
    GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, glType, 1024, 1024, 0, glType, GL11.GL_UNSIGNED_BYTE, scratch);

}

From source file:rtype.WorkAroundTextureLoader.java

License:Open Source License

private Texture loadTexture(String path, int xOffSet, int yOffSet, int textWidth, int textHeight) {

    BufferedImage buffImage = null;
    try {//from   w  w w  .  j av  a2 s .  com
        if (imageCache.get(path) != null)
            buffImage = (BufferedImage) imageCache.get(path);
        else {
            System.out.println("Loading image:" + path);
            buffImage = ImageIO.read(this.getClass().getResource(path));

            //February 2nd, 2011: Fix for JAVA 1.6 thanks to sonicWonder for the fix
            byte[] data = ((DataBufferByte) buffImage.getRaster().getDataBuffer()).getData();
            switch (buffImage.getType()) {
            case BufferedImage.TYPE_4BYTE_ABGR:
                convertFromARGBToBGRA(data);
                break;
            case BufferedImage.TYPE_3BYTE_BGR:
                convertFromBGRToRGB(data);
                break;
            default:
                System.out.println("Unknown type:" + buffImage.getType());
                break;
            }
            //End February 2nd, 2011: Fix for JAVA 1.6 thanks to sonicWonder for the fix
            imageCache.put(path, buffImage);
        }
    } catch (IOException e) {
        e.printStackTrace();
    }

    int bytesPerPixel = buffImage.getColorModel().getPixelSize() / 8;

    ByteBuffer scratch = ByteBuffer.allocateDirect(textWidth * textHeight * bytesPerPixel)
            .order(ByteOrder.nativeOrder());

    DataBufferByte dataBufferByte = ((DataBufferByte) buffImage.getRaster().getDataBuffer());

    for (int i = 0; i < textHeight; i++)
        scratch.put(dataBufferByte.getData(), (xOffSet + (yOffSet + i) * buffImage.getWidth()) * bytesPerPixel,
                textWidth * bytesPerPixel);

    scratch.rewind();

    // Create A IntBuffer For Image Address In Memory
    IntBuffer buf = ByteBuffer.allocateDirect(4).order(ByteOrder.nativeOrder()).asIntBuffer();
    GL11.glGenTextures(buf); // Create Texture In OpenGL

    // Create Nearest Filtered Texture
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, buf.get(0));
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER, GL11.GL_LINEAR);
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_LINEAR);
    GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, GL11.GL_RGBA, textWidth, textHeight, 0, GL11.GL_RGBA,
            GL11.GL_UNSIGNED_BYTE, scratch);

    Texture newTexture = new Texture();
    newTexture.textureId = buf.get(0); // Return Image Addresses In Memory
    newTexture.textureHeight = textHeight;
    newTexture.textureWidth = textWidth;

    return newTexture;
}

From source file:se.angergard.engine.graphics.FrameBuffer.java

License:Apache License

public FrameBuffer(int width, int height, boolean hasDepth, boolean hasStencil) {
    this.width = width;
    this.height = height;

    if ((width + height) % 4 != 0.0) {
        new Exception("Width + Height must be divisible by 4");
    }// www. j  ava2s  .c  om

    frameBufferID = GL30.glGenFramebuffers();
    GL30.glBindFramebuffer(GL30.GL_FRAMEBUFFER, frameBufferID);

    if (hasDepth && hasStencil) {
        depthAndStencilBufferID = GL30.glGenRenderbuffers();
        GL30.glBindRenderbuffer(GL30.GL_RENDERBUFFER, depthAndStencilBufferID);
        GL30.glRenderbufferStorage(GL30.GL_RENDERBUFFER, GL30.GL_DEPTH24_STENCIL8, width, height);
        GL30.glFramebufferRenderbuffer(GL30.GL_FRAMEBUFFER, GL30.GL_DEPTH_STENCIL_ATTACHMENT,
                GL30.GL_RENDERBUFFER, depthAndStencilBufferID);
        GL30.glBindRenderbuffer(GL30.GL_RENDERBUFFER, 0);
    }

    else if (hasDepth) {
        depthBufferID = GL30.glGenRenderbuffers();
        GL30.glBindRenderbuffer(GL30.GL_RENDERBUFFER, depthBufferID);
        GL30.glRenderbufferStorage(GL30.GL_RENDERBUFFER, GL30.GL_DEPTH_COMPONENT32F, width, height);
        GL30.glFramebufferRenderbuffer(GL30.GL_FRAMEBUFFER, GL30.GL_DEPTH_ATTACHMENT, GL30.GL_RENDERBUFFER,
                depthBufferID);
        GL30.glBindRenderbuffer(GL30.GL_RENDERBUFFER, 0);
    }

    else if (hasStencil) {
        stencilBufferID = GL30.glGenRenderbuffers();
        GL30.glBindRenderbuffer(GL30.GL_RENDERBUFFER, stencilBufferID);
        GL30.glRenderbufferStorage(GL30.GL_RENDERBUFFER, GL30.GL_STENCIL_INDEX16, width, height);
        GL30.glFramebufferRenderbuffer(GL30.GL_FRAMEBUFFER, GL30.GL_STENCIL_ATTACHMENT, GL30.GL_RENDERBUFFER,
                stencilBufferID);
        GL30.glBindRenderbuffer(GL30.GL_RENDERBUFFER, 0);
    }

    colorTexture = GL11.glGenTextures();
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, colorTexture);
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_S, GL11.GL_CLAMP);
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_T, GL11.GL_CLAMP);
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_NEAREST);
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER, GL11.GL_NEAREST);

    GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, GL11.GL_RGBA8, width, height, 0, GL11.GL_RGBA,
            GL11.GL_UNSIGNED_BYTE, (ByteBuffer) null);

    GL30.glFramebufferTexture2D(GL30.GL_FRAMEBUFFER, GL30.GL_COLOR_ATTACHMENT0, GL11.GL_TEXTURE_2D,
            colorTexture, 0);

    int result = GL30.glCheckFramebufferStatus(GL30.GL_FRAMEBUFFER);
    GL30.glBindFramebuffer(GL30.GL_FRAMEBUFFER, 0);
    if (result != GL30.GL_FRAMEBUFFER_COMPLETE) {
        if (result == GL30.GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT) {
            new Exception("Frame Buffer Error: incomplete attachment").printStackTrace();
        }
        if (result == GL30.GL_FRAMEBUFFER_INCOMPLETE_DRAW_BUFFER) {
            new Exception("Frame Buffer Error: incomplete draw buffer").printStackTrace();
        }
        if (result == GL30.GL_FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT) {
            new Exception("Frame Buffer Error: missing attachment").printStackTrace();
        }
        if (result == GL30.GL_FRAMEBUFFER_UNSUPPORTED) {
            new Exception("Frame Buffer Error: unsupported combination of formats").printStackTrace();
        }
        if (result == GL30.GL_FRAMEBUFFER_INCOMPLETE_MULTISAMPLE) {
            new Exception("Frame Buffer Error: incomplete multisample").printStackTrace();
        }
        if (result == GL30.GL_FRAMEBUFFER_INCOMPLETE_READ_BUFFER) {
            new Exception("Frame Buffer Error: incomplete read buffer").printStackTrace();
        }

        new Exception("frame buffer couldn't be constructed: unknown error " + result).printStackTrace();
    }
    RenderUtil.unbindFrameBuffer();
    RenderUtil.unbindTexture();

    frameBufferShader = new ShaderProgram().createDefault2DShader();
}

From source file:se.angergard.engine.graphics.Texture.java

License:Apache License

private void loadTexture(ByteBuffer buffer, int textureID, int width, int height) {
    GL13.glActiveTexture(GL13.GL_TEXTURE0);
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, textureID);

    GL11.glPixelStorei(GL11.GL_UNPACK_ALIGNMENT, 1);

    GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, GL11.GL_RGBA, width, height, 0, GL11.GL_RGBA,
            GL11.GL_UNSIGNED_BYTE, buffer);

    // Not all computer will support this, fix //TODO
    GL30.glGenerateMipmap(GL11.GL_TEXTURE_2D);

    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_S, GL11.GL_REPEAT);
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_T, GL11.GL_REPEAT);

    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER, GL11.GL_NEAREST);
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_LINEAR_MIPMAP_LINEAR);
}

From source file:se.angergard.engine.graphics.Texture.java

License:Apache License

/** Bind the Texture ID to the graphic's card */
public void bind() {
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, TEXTURE_ID);
}

From source file:shadowmage.meim.client.gui.GuiTextureElement.java

License:Open Source License

private void bindTexture() {
    prevTexNum = GL11.glGetInteger(GL11.GL_TEXTURE_BINDING_2D);
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, openGLTextureNumber);
}

From source file:shadowmage.meim.client.gui.GuiTextureElement.java

License:Open Source License

public void resetBoundTexture() {
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, prevTexNum);
}

From source file:shadowmage.meim.client.texture.TextureManager.java

License:Open Source License

public static void bindTexture() {
    prevTexNum = GL11.glGetInteger(GL11.GL_TEXTURE_BINDING_2D);
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, texNum);
}