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:cuchaz.jfxgl.prism.TexturedQuad.java

License:Open Source License

public void render() {

    // bind stuff
    shader.bind();// w ww. j a va2s.  c  o m
    GL30.glBindVertexArray(vaoId);
    GL13.glActiveTexture(GL13.GL_TEXTURE0);
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, texId);

    // draw it!
    GL11.glDrawElements(GL11.GL_TRIANGLES, 6, GL11.GL_UNSIGNED_BYTE, 0);

    // unbind things
    GL30.glBindVertexArray(0);
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, 0);
}

From source file:dataAccess.lwjgl.VAO_Loader.java

public static int loadCubeMap(String... textureFiles) {
    int texID = GL11.glGenTextures();
    GL13.glActiveTexture(texID);//from w w w . ja va2  s.  co  m
    GL11.glBindTexture(GL13.GL_TEXTURE_CUBE_MAP, texID);

    for (int i = 0; i < textureFiles.length; i++) {
        TextureData data = dataAccess.fileLoaders.TextureLoader
                .decodeTextureFile("res/textures/skybox/" + textureFiles[i] + ".png");
        GL11.glTexImage2D(GL13.GL_TEXTURE_CUBE_MAP_POSITIVE_X + i, 0, GL11.GL_RGBA, data.getWidth(),
                data.getHeight(), 0, GL11.GL_RGBA, GL11.GL_UNSIGNED_BYTE, data.getBuffer());
    }
    GL11.glTexParameteri(GL13.GL_TEXTURE_CUBE_MAP, GL11.GL_TEXTURE_MAG_FILTER, GL11.GL_LINEAR);
    GL11.glTexParameteri(GL13.GL_TEXTURE_CUBE_MAP, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_LINEAR);
    GL11.glTexParameteri(GL13.GL_TEXTURE_CUBE_MAP, GL11.GL_TEXTURE_WRAP_S, GL12.GL_CLAMP_TO_EDGE);
    GL11.glTexParameteri(GL13.GL_TEXTURE_CUBE_MAP, GL11.GL_TEXTURE_WRAP_T, GL12.GL_CLAMP_TO_EDGE);
    textureMap.put("cubeMap", texID);
    return texID;
}

From source file:de.ikosa.mars.viewer.glviewer.engine.GLTexture.java

License:Open Source License

public void use(int textureUnit) {
    if (textureUnit >= 0) {
        GL13.glActiveTexture(GL13.GL_TEXTURE0 + textureUnit);
        GL11.glBindTexture(GL11.GL_TEXTURE_2D, getTextureId());
    }/*w  w  w  .  j a v a 2 s .  co  m*/
}

From source file:de.ikosa.mars.viewer.glviewer.engine.GLTextureArray.java

License:Open Source License

@Override
public void use(int textureUnit) {
    if (textureUnit >= 0) {
        GL13.glActiveTexture(GL13.GL_TEXTURE0 + textureUnit);
        GL11.glBindTexture(GL30.GL_TEXTURE_2D_ARRAY, getTextureId());
    }/*  w  ww.  j  av a2  s . c o  m*/
}

From source file:de.ikosa.mars.viewer.glviewer.engine.GLTextureArrayBuilder.java

License:Open Source License

@Override
public GLTextureArray createTexture() {
    try {// w  w  w.  j ava 2  s.  c om
        int files = filePaths.length;
        byte[][] imageData = new byte[files][];
        int totalSize = 0;
        int imageWidth = 0;
        int imageHeight = 0;
        // read in files
        for (int file = 0; file < files; file++) {
            InputStream inputStream = new FileInputStream(filePaths[file]);
            BufferedImage image = ImageIO.read(inputStream);

            if (file > 0)
                if (imageWidth != image.getWidth() | imageHeight != image.getHeight())
                    ML.f("Incompatible images in 3D texture...");

            imageWidth = image.getWidth();
            imageHeight = image.getHeight();

            imageData[file] = GLPNGLoader.loadPNG(image);
            totalSize += imageData[file].length;
        }

        // store in consecutive buffer
        ByteBuffer buffer = ByteBuffer.allocateDirect(totalSize);
        for (int file = 0; file < files; file++) {
            byte[] singleImageData = imageData[file];
            for (int i = 0; i < singleImageData.length; i++)
                buffer.put(singleImageData[i]);
        }

        buffer.flip();

        int textureId = GL11.glGenTextures();
        GLRenderer2Stage.errorCheck("generating texture id");

        GL13.glActiveTexture(GL13.GL_TEXTURE0);
        GLRenderer2Stage.errorCheck("activating texture image unit");

        GL11.glBindTexture(GL30.GL_TEXTURE_2D_ARRAY, textureId);
        GLRenderer2Stage.errorCheck("binding 2d texture array");

        GL11.glPixelStorei(GL11.GL_UNPACK_ALIGNMENT, 1);
        GLRenderer2Stage.errorCheck("setting unpack aligment");

        GL12.glTexImage3D(GL30.GL_TEXTURE_2D_ARRAY, 0, GL11.GL_RGBA, imageWidth, imageHeight, files, 0,
                GL11.GL_RGBA, GL11.GL_UNSIGNED_BYTE, buffer);
        GLRenderer2Stage.errorCheck("storing 2d texture array data");

        GL30.glGenerateMipmap(GL30.GL_TEXTURE_2D_ARRAY);
        GLRenderer2Stage.errorCheck("generating 2d texture array mipmaps");

        GL11.glBindTexture(GL30.GL_TEXTURE_2D_ARRAY, 0);
        GLRenderer2Stage.errorCheck("unbinding 2d texture array");

        return new GLTextureArray(name, textureId);
    } catch (Exception e) {
        ML.f(e);
    }
    return null;
}

From source file:de.ikosa.mars.viewer.glviewer.engine.GLTextureBuilder.java

License:Open Source License

public static GLTexture createEmptyTexture(String name, int width, int height, byte r, byte g, byte b, byte a) {
    try {//from  w w w  . j  a  v  a  2  s.c o  m
        int textureId = GL11.glGenTextures();

        ByteBuffer buffer = ByteBuffer.allocateDirect(width * height * 4);

        for (int i = 0; i < width * height; i++) {
            buffer.put(r);
            buffer.put(g);
            buffer.put(b);
            buffer.put(a);
        }
        buffer.flip();

        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);
        GL30.glGenerateMipmap(GL11.GL_TEXTURE_2D);

        GL11.glBindTexture(GL11.GL_TEXTURE_2D, 0);

        return new GLTexture(name, textureId);
    } catch (Exception e) {
        ML.f(e);
    }
    return null;
}

From source file:de.ikosa.mars.viewer.glviewer.engine.GLTextureBuilder.java

License:Open Source License

public static GLTexture createEmptyTexture(String name, int width, int height, float initial) {
    try {//from w  w w.  j  a v  a  2s.  c o m
        int textureId = GL11.glGenTextures();

        ByteBuffer buffer = ByteBuffer.allocateDirect(width * height * 4);

        for (int i = 0; i < width * height * 4; i++) {
            buffer.put((byte) 0);
        }
        buffer.flip();

        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_DEPTH_COMPONENT, width, height, 0,
                GL11.GL_DEPTH_COMPONENT, GL11.GL_FLOAT, buffer);
        GL30.glGenerateMipmap(GL11.GL_TEXTURE_2D);

        GL11.glBindTexture(GL11.GL_TEXTURE_2D, 0);

        return new GLTexture(name, textureId);
    } catch (Exception e) {
        ML.f(e);
    }
    return null;
}

From source file:de.ikosa.mars.viewer.glviewer.engine.GLTextureBuilder.java

License:Open Source License

private int createRGBTexture(BufferedImage image, byte[] x) {
    ByteBuffer buffer;//from   w w w. j  a  v  a 2  s  . co  m

    buffer = ByteBuffer.allocateDirect(x.length);
    for (int i = 0; i < x.length; i++) {
        buffer.put(x[i]);
    }

    buffer.flip();

    int textureId = GL11.glGenTextures();
    GLRenderer2Stage.errorCheck("generating texture id");

    GL13.glActiveTexture(GL13.GL_TEXTURE0);
    GLRenderer2Stage.errorCheck("activating texture image unit");

    GL11.glBindTexture(GL11.GL_TEXTURE_2D, textureId);
    GLRenderer2Stage.errorCheck("binding 2d texture");

    GL11.glPixelStorei(GL11.GL_UNPACK_ALIGNMENT, 1);
    GLRenderer2Stage.errorCheck("setting unpack aligment");

    GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, GL11.GL_RGBA, image.getWidth(), image.getHeight(), 0, GL11.GL_RGBA,
            GL11.GL_UNSIGNED_BYTE, buffer);
    GLRenderer2Stage.errorCheck("storing 2d texture data");

    GL30.glGenerateMipmap(GL11.GL_TEXTURE_2D);
    GLRenderer2Stage.errorCheck("generating 2d texture array mipmaps");

    GL11.glBindTexture(GL11.GL_TEXTURE_2D, 0);
    GLRenderer2Stage.errorCheck("unbinding 2d texture array");
    return textureId;
}

From source file:de.ikosa.mars.viewer.glviewer.engine.GLTextureBuilder.java

License:Open Source License

private int createGrayscaleTexture(BufferedImage image, byte[] x) {
    ShortBuffer buffer;//  www .  ja va2s. co m

    buffer = BufferUtils.createShortBuffer(image.getHeight() * image.getWidth());
    for (int i = 0; i < x.length; i += 2) {
        short val = (short) (fromByte(x[i]) + (fromByte(x[i + 1]) << 8));
        buffer.put(val);
    }

    buffer.flip();

    int textureId = GL11.glGenTextures();
    GLRenderer2Stage.errorCheck("generating texture id");

    GL13.glActiveTexture(GL13.GL_TEXTURE0);
    GLRenderer2Stage.errorCheck("activating texture image unit");

    GL11.glBindTexture(GL11.GL_TEXTURE_2D, textureId);
    GLRenderer2Stage.errorCheck("binding 2d texture");

    GL11.glPixelStorei(GL11.GL_UNPACK_ALIGNMENT, 2);
    GLRenderer2Stage.errorCheck("setting unpack aligment");

    GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, GL30.GL_R16, image.getWidth(), image.getHeight(), 0, GL11.GL_RED,
            GL11.GL_UNSIGNED_SHORT, buffer);
    GLRenderer2Stage.errorCheck("storing 2d texture data");

    GL30.glGenerateMipmap(GL11.GL_TEXTURE_2D);
    GLRenderer2Stage.errorCheck("generating 2d texture array mipmaps");

    GL11.glBindTexture(GL11.GL_TEXTURE_2D, 0);
    GLRenderer2Stage.errorCheck("unbinding 2d texture array");
    return textureId;
}

From source file:de.sanandrew.mods.turretmod.client.shader.ShaderItemAlphaOverride.java

License:Creative Commons License

public void call(int shader) {
    TextureManager texMgr = Minecraft.getMinecraft().renderEngine;
    int alphaUniform = ARBShaderObjects.glGetUniformLocationARB(shader, "alpha");
    int imageUniform = ARBShaderObjects.glGetUniformLocationARB(shader, "image");

    OpenGlHelper.setActiveTexture(ARBMultitexture.GL_TEXTURE0_ARB);
    GL11.glBindTexture(GL11.GL_TEXTURE_2D,
            texMgr.getTexture(TextureMap.LOCATION_BLOCKS_TEXTURE).getGlTextureId());
    ARBShaderObjects.glUniform1iARB(imageUniform, 0);
    ARBShaderObjects.glUniform1fARB(alphaUniform, this.alphaMulti);
}