Example usage for org.lwjgl.opengl GL11 glTexImage2D

Introduction

In this page you can find the example usage for org.lwjgl.opengl GL11 glTexImage2D.

Prototype

public static void glTexImage2D(@NativeType("GLenum") int target, @NativeType("GLint") int level,
        @NativeType("GLint") int internalformat, @NativeType("GLsizei") int width,
        @NativeType("GLsizei") int height, @NativeType("GLint") int border, @NativeType("GLenum") int format,
        @NativeType("GLenum") int type, @Nullable @NativeType("void const *") double[] pixels) 

Source Link

Document

Array version of: #glTexImage2D TexImage2D

Usage

From source file:io.root.gfx.glutils.GL.java

License:Apache License

public static void glTexImage2D(int target, int i, int dstPixelFormat, int width, int height, int j,
        int srcPixelFormat, int glUnsignedByte, ByteBuffer textureBuffer) {
    GL11.glTexImage2D(target, i, dstPixelFormat, width, height, j, srcPixelFormat, glUnsignedByte,
            textureBuffer);/* www .  java  2s. c  om*/
}

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From source file:io.root.gfx.glutils.GL.java

License:Apache License

public static void glTexImage2D(int target, int level, int internalformat, int width, int height, int border,
        int format, int type, Buffer pixels) {
    if (pixels == null)
        GL11.glTexImage2D(target, level, internalformat, width, height, border, format, type,
                (ByteBuffer) null);
    else if (pixels instanceof ByteBuffer)
        GL11.glTexImage2D(target, level, internalformat, width, height, border, format, type,
                (ByteBuffer) pixels);
    else if (pixels instanceof ShortBuffer)
        GL11.glTexImage2D(target, level, internalformat, width, height, border, format, type,
                (ShortBuffer) pixels);
    else if (pixels instanceof IntBuffer)
        GL11.glTexImage2D(target, level, internalformat, width, height, border, format, type,
                (IntBuffer) pixels);
    else if (pixels instanceof FloatBuffer)
        GL11.glTexImage2D(target, level, internalformat, width, height, border, format, type,
                (FloatBuffer) pixels);
    else if (pixels instanceof DoubleBuffer)
        GL11.glTexImage2D(target, level, internalformat, width, height, border, format, type,
                (DoubleBuffer) pixels);
    else/*from w w w .j a  va  2s . c  o  m*/
        throw new RootException("Can't use " + pixels.getClass().getName()
                + " with this method. Use ByteBuffer, ShortBuffer, IntBuffer, FloatBuffer or DoubleBuffer instead. ");
}

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From source file:ion2d.INTexture2D.java

License:Open Source License

/**
 * Creates the actual OpenGL texture to memory
 *///  w w w  .j  a v a2  s.  co m
protected void createTexture() {
    this.convertToPowerOfTwo();

    if (this.texture != null) {
        IntBuffer tmp = BufferUtils.createIntBuffer(1);
        GL11.glGenTextures(tmp);
        this.id = tmp.get(0);
        this.bind();

        int src = GL11.GL_RGBA;

        if (!this.image.getBufferedImage().getColorModel().hasAlpha()) {
            src = GL11.GL_RGB;
        }

        GL11.glPixelStorei(GL11.GL_UNPACK_ALIGNMENT, 1);

        this.setAntiAlias();
        GL11.glTexEnvf(GL11.GL_TEXTURE_ENV, GL11.GL_TEXTURE_ENV_MODE, GL11.GL_MODULATE);

        GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, src, this.width, this.height, 0, src, GL11.GL_UNSIGNED_BYTE,
                this.texture);
    }
}

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From source file:itdelatrisu.opsu.render.Rendertarget.java

License:Open Source License

/**
 * Creates a Rendertarget with a Texture that it renders the color buffer in
 * and a renderbuffer that it renders the depth to.
 * @param width the width//from  w  w w  .j  av  a2 s .c  o  m
 * @param height the height
*/
public static Rendertarget createRTTFramebuffer(int width, int height) {
    int old_framebuffer = GL11.glGetInteger(EXTFramebufferObject.GL_FRAMEBUFFER_BINDING_EXT);
    int old_texture = GL11.glGetInteger(GL11.GL_TEXTURE_BINDING_2D);
    Rendertarget buffer = new Rendertarget(width, height);
    buffer.bind();

    int fboTexture = buffer.textureID;
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, fboTexture);
    GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, 4, width, height, 0, GL11.GL_RGBA, GL11.GL_UNSIGNED_INT,
            (ByteBuffer) null);
    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);

    EXTFramebufferObject.glBindRenderbufferEXT(EXTFramebufferObject.GL_RENDERBUFFER_EXT, buffer.depthBufferID);
    EXTFramebufferObject.glRenderbufferStorageEXT(EXTFramebufferObject.GL_RENDERBUFFER_EXT,
            GL11.GL_DEPTH_COMPONENT, width, height);
    EXTFramebufferObject.glFramebufferRenderbufferEXT(EXTFramebufferObject.GL_FRAMEBUFFER_EXT,
            EXTFramebufferObject.GL_DEPTH_ATTACHMENT_EXT, EXTFramebufferObject.GL_RENDERBUFFER_EXT,
            buffer.depthBufferID);

    EXTFramebufferObject.glFramebufferTexture2DEXT(EXTFramebufferObject.GL_FRAMEBUFFER_EXT,
            EXTFramebufferObject.GL_COLOR_ATTACHMENT0_EXT, GL11.GL_TEXTURE_2D, fboTexture, 0);

    GL11.glBindTexture(GL11.GL_TEXTURE_2D, old_texture);
    EXTFramebufferObject.glBindFramebufferEXT(EXTFramebufferObject.GL_FRAMEBUFFER_EXT, old_framebuffer);

    return buffer;
}

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From source file:itemrender.client.rendering.FBOHelper.java

License:MIT License

private void createFramebuffer() {
    framebufferID = EXTFramebufferObject.glGenFramebuffersEXT();
    textureID = GL11.glGenTextures();//from ww  w.  j a  va 2  s .co  m
    int currentFramebuffer = GL11.glGetInteger(EXTFramebufferObject.GL_FRAMEBUFFER_BINDING_EXT);
    int currentTexture = GL11.glGetInteger(GL11.GL_TEXTURE_BINDING_2D);

    EXTFramebufferObject.glBindFramebufferEXT(EXTFramebufferObject.GL_FRAMEBUFFER_EXT, framebufferID);

    // Set our texture up, empty.
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, textureID);
    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_NEAREST);
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_S, GL12.GL_CLAMP_TO_EDGE);
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_T, GL12.GL_CLAMP_TO_EDGE);
    GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, GL11.GL_RGBA, renderTextureSize, renderTextureSize, 0,
            GL12.GL_BGRA, GL11.GL_UNSIGNED_BYTE, (java.nio.ByteBuffer) null);

    // Restore old texture
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, currentTexture);

    // Create depth buffer
    depthbufferID = EXTFramebufferObject.glGenRenderbuffersEXT();
    EXTFramebufferObject.glBindRenderbufferEXT(EXTFramebufferObject.GL_RENDERBUFFER_EXT, depthbufferID);
    EXTFramebufferObject.glRenderbufferStorageEXT(EXTFramebufferObject.GL_RENDERBUFFER_EXT,
            GL11.GL_DEPTH_COMPONENT, renderTextureSize, renderTextureSize);

    // Bind depth buffer to the framebuffer
    EXTFramebufferObject.glFramebufferRenderbufferEXT(EXTFramebufferObject.GL_FRAMEBUFFER_EXT,
            EXTFramebufferObject.GL_DEPTH_ATTACHMENT_EXT, EXTFramebufferObject.GL_RENDERBUFFER_EXT,
            depthbufferID);

    // Bind our texture to the framebuffer
    EXTFramebufferObject.glFramebufferTexture2DEXT(EXTFramebufferObject.GL_FRAMEBUFFER_EXT,
            EXTFramebufferObject.GL_COLOR_ATTACHMENT0_EXT, GL11.GL_TEXTURE_2D, textureID, 0);

    // Revert to default framebuffer
    EXTFramebufferObject.glBindFramebufferEXT(EXTFramebufferObject.GL_FRAMEBUFFER_EXT, currentFramebuffer);
}

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From source file:ivengine.Util.java

License:Creative Commons License

/**
 * Loads a texture from a URL <filename> into a texture unit <textureUnit>
 */// w  ww .  jav  a  2s  .  c  o  m
public static int loadPNGTexture(URL filename, int textureUnit) {
    ByteBuffer buf = null;
    int tWidth = 0;
    int tHeight = 0;

    try {
        // Open the PNG file as an InputStream
        InputStream in = filename.openStream();
        // Link the PNG decoder to this stream
        PNGDecoder decoder = new PNGDecoder(in);

        // Get the width and height of the texture
        tWidth = decoder.getWidth();
        tHeight = decoder.getHeight();

        // Decode the PNG file in a ByteBuffer
        buf = ByteBuffer.allocateDirect(4 * decoder.getWidth() * decoder.getHeight());
        decoder.decode(buf, decoder.getWidth() * 4, Format.RGBA);
        buf.flip();

        in.close();
    } catch (IOException e) {
        e.printStackTrace();
        System.exit(-1);
    }

    // Create a new texture object in memory and bind it
    int texId = GL11.glGenTextures();
    GL13.glActiveTexture(textureUnit);
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, texId);

    // All RGB bytes are aligned to each other and each component is 1 byte
    GL11.glPixelStorei(GL11.GL_UNPACK_ALIGNMENT, 1);

    // Upload the texture data and generate mip maps (for scaling)
    GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, GL11.GL_RGB, tWidth, tHeight, 0, GL11.GL_RGBA,
            GL11.GL_UNSIGNED_BYTE, buf);
    //GL30.glGenerateMipmap(GL11.GL_TEXTURE_2D);

    // Setup the ST coordinate system
    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);

    // Setup what to do when the texture has to be scaled
    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_NEAREST);

    return texId;
}

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From source file:jake2.desktop.LWJGLAdapter.java

License:Open Source License

public void glTexImage2D(int target, int level, int internalformat, int width, int height, int border,
        int format, int type, ByteBuffer pixels) {
    GL11.glTexImage2D(target, level, internalformat, width, height, border, format, type, pixels);
}

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From source file:jake2.desktop.LWJGLAdapter.java

License:Open Source License

public void glTexImage2D(int target, int level, int internalformat, int width, int height, int border,
        int format, int type, IntBuffer pixels) {
    GL11.glTexImage2D(target, level, internalformat, width, height, border, format, type, pixels);
}

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From source file:jpcsp.graphics.RE.RenderingEngineLwjgl.java

License:Open Source License

@Override
public void setTexImagexBRZ(int level, int internalFormat, int width, int height, int bufwidth, int format,
        int type, int textureSize, Buffer buffer) {
    if (buffer == null) {
        GL11.glTexImage2D(GL11.GL_TEXTURE_2D, level, textureInternalFormatToGL[internalFormat], width, height,
                0, textureFormatToGL[format], textureTypeToGL[type],
                getDirectBuffer(textureSize, (ByteBuffer) buffer));
    } else if (buffer instanceof ByteBuffer) {
        if (bufwidth != -1) {
            ByteBuffer tmpbuf = DirectBufferUtilities.getDirectBuffer(textureSize, (ByteBuffer) buffer);
            int length = tmpbuf.remaining();
            byte[] buf = new byte[length];
            tmpbuf.get(buf);/*from ww w  . j a  v a  2 s .c om*/
            XBRZNativeFilter.ScaleandSetTexImage(2, buf, level, textureInternalFormatToGL[internalFormat],
                    width, height, bufwidth, textureFormatToGL[format], textureTypeToGL[type]);
        } else {
            GL11.glTexImage2D(GL11.GL_TEXTURE_2D, level, textureInternalFormatToGL[internalFormat], width,
                    height, 0, textureFormatToGL[format], textureTypeToGL[type],
                    getDirectBuffer(textureSize, (ByteBuffer) buffer));
        }
    } else if (buffer instanceof IntBuffer) {
        if (bufwidth != -1) {
            IntBuffer tmpbuf = DirectBufferUtilities.getDirectBuffer(textureSize, (IntBuffer) buffer);
            int length = tmpbuf.remaining();
            int[] buf = new int[length];
            tmpbuf.get(buf);
            XBRZNativeFilter.ScaleandSetTexImage(2, buf, level, textureInternalFormatToGL[internalFormat],
                    width, height, bufwidth, textureFormatToGL[format], textureTypeToGL[type]);
        } else {
            GL11.glTexImage2D(GL11.GL_TEXTURE_2D, level, textureInternalFormatToGL[internalFormat], width,
                    height, 0, textureFormatToGL[format], textureTypeToGL[type],
                    getDirectBuffer(textureSize, (IntBuffer) buffer));
        }
    } else if (buffer instanceof ShortBuffer) {
        if (bufwidth != -1) {
            ShortBuffer tmpbuf = DirectBufferUtilities.getDirectBuffer(textureSize, (ShortBuffer) buffer);
            int length = tmpbuf.remaining();
            short[] buf = new short[length];
            tmpbuf.get(buf);
            XBRZNativeFilter.ScaleandSetTexImage(2, buf, level, textureInternalFormatToGL[internalFormat],
                    width, height, bufwidth, textureFormatToGL[format], textureTypeToGL[type]);
        } else {
            GL11.glTexImage2D(GL11.GL_TEXTURE_2D, level, textureInternalFormatToGL[internalFormat], width,
                    height, 0, textureFormatToGL[format], textureTypeToGL[type],
                    getDirectBuffer(textureSize, (ShortBuffer) buffer));
        }
    } else if (buffer instanceof FloatBuffer) {
        if (bufwidth != -1) {
            FloatBuffer tmpbuf = DirectBufferUtilities.getDirectBuffer(textureSize, (FloatBuffer) buffer);
            int length = tmpbuf.remaining();
            float[] buf = new float[length];
            tmpbuf.get(buf);
            XBRZNativeFilter.ScaleandSetTexImage(2, buf, level, textureInternalFormatToGL[internalFormat],
                    width, height, bufwidth, textureFormatToGL[format], textureTypeToGL[type]);
        } else {
            GL11.glTexImage2D(GL11.GL_TEXTURE_2D, level, textureInternalFormatToGL[internalFormat], width,
                    height, 0, textureFormatToGL[format], textureTypeToGL[type],
                    getDirectBuffer(textureSize, (FloatBuffer) buffer));
        }
    } else {
        throw new IllegalArgumentException();
    }
}

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From source file:jpcsp.graphics.RE.RenderingEngineLwjgl.java

License:Open Source License

@Override
public void setTexImage(int level, int internalFormat, int width, int height, int format, int type,
        int textureSize, Buffer buffer) {
    if (buffer instanceof ByteBuffer || buffer == null) {
        GL11.glTexImage2D(GL11.GL_TEXTURE_2D, level, textureInternalFormatToGL[internalFormat], width, height,
                0, textureFormatToGL[format], textureTypeToGL[type],
                getDirectBuffer(textureSize, (ByteBuffer) buffer));
    } else if (buffer instanceof IntBuffer) {
        GL11.glTexImage2D(GL11.GL_TEXTURE_2D, level, textureInternalFormatToGL[internalFormat], width, height,
                0, textureFormatToGL[format], textureTypeToGL[type],
                getDirectBuffer(textureSize, (IntBuffer) buffer));
    } else if (buffer instanceof ShortBuffer) {
        GL11.glTexImage2D(GL11.GL_TEXTURE_2D, level, textureInternalFormatToGL[internalFormat], width, height,
                0, textureFormatToGL[format], textureTypeToGL[type],
                getDirectBuffer(textureSize, (ShortBuffer) buffer));
    } else if (buffer instanceof FloatBuffer) {
        GL11.glTexImage2D(GL11.GL_TEXTURE_2D, level, textureInternalFormatToGL[internalFormat], width, height,
                0, textureFormatToGL[format], textureTypeToGL[type],
                getDirectBuffer(textureSize, (FloatBuffer) buffer));
    } else {//from  w w  w  . j  a va2s  .co m
        throw new IllegalArgumentException();
    }
}

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