Ejemplo n.º 1
0
    private void initShaders(GL3 gl) {
      final String[] vertSrc =
          new String[] {
            "#version 150\n",
            "in vec4 vPosition;\n",
            "in vec4 vColor;\n",
            "out vec4 pColor;\n",
            "void main() {\n",
            "    pColor       = vColor;\n",
            "    gl_Position = vPosition;\n",
            "}\n"
          };
      vertID = createShader(gl, GL3.GL_VERTEX_SHADER, vertSrc);

      final String[] fragSrc =
          new String[] {
            "#version 150\n",
            "in vec4 pColor;\n",
            "void main() {\n",
            "    gl_FragColor = pColor;\n",
            "}\n"
          };
      fragID = createShader(gl, GL3.GL_FRAGMENT_SHADER, fragSrc);

      // We're done with the compiler
      gl.glReleaseShaderCompiler();

      progID = gl.glCreateProgram();
      assert progID > 0;
      gl.glAttachShader(progID, vertID);
      gl.glAttachShader(progID, fragID);
      gl.glLinkProgram(progID);
      gl.glValidateProgram(progID);
    }
Ejemplo n.º 2
0
  /**
   * Update this VBO with (potentially) new data.
   *
   * @param gl The global openGL instance.
   * @param attribs One or more attributes that represent this VBO, @see GLSLAttrib
   */
  public void update(GL3 gl, GLSLAttrib... attribs) {
    this.attribs = attribs;

    gl.glBindVertexArray(this.vboPointer.get(0));
    gl.glBindBuffer(GL3.GL_ARRAY_BUFFER, this.bufferPointer.get(0));

    // Allocate enough memory
    int size = 0;
    for (final GLSLAttrib attrib : attribs) {
      size += attrib.buffer.capacity() * Buffers.SIZEOF_FLOAT;
    }

    gl.glBufferData(GL3.GL_ARRAY_BUFFER, size, (Buffer) null, GL3.GL_STATIC_DRAW);

    // Copy the GLSL Attribute data into the internal OpenGL buffer
    int nextStart = 0;
    for (final GLSLAttrib attrib : attribs) {
      gl.glBufferSubData(
          GL3.GL_ARRAY_BUFFER,
          nextStart,
          attrib.buffer.capacity() * Buffers.SIZEOF_FLOAT,
          attrib.buffer);
      nextStart += attrib.buffer.capacity() * Buffers.SIZEOF_FLOAT;
    }
  }
Ejemplo n.º 3
0
  /**
   * Initialization method for any shader. Compiles and checks code.
   *
   * @param gl The global openGL instance.
   * @throws CompilationFailedException If the compilation of the GLSL code generated any errors.
   */
  public void init(GL3 gl) throws CompilationFailedException {
    try {
      // First, give the source to OpenGL and compile
      gl.glShaderSource(getShaderPointer(), 1, source, (int[]) null, 0);
      gl.glCompileShader(getShaderPointer());

      // Receive compilation status
      IntBuffer buf = Buffers.newDirectIntBuffer(1);
      gl.glGetShaderiv(getShaderPointer(), GL3.GL_COMPILE_STATUS, buf);
      int status = buf.get(0);

      // Check the status
      if (status == GL3.GL_FALSE) {
        // Prepare for additional information
        gl.glGetShaderiv(getShaderPointer(), GL3.GL_INFO_LOG_LENGTH, buf);
        int logLength = buf.get(0);
        byte[] reason = new byte[logLength];

        // Get additional information
        gl.glGetShaderInfoLog(getShaderPointer(), logLength, null, 0, reason, 0);

        throw new CompilationFailedException(
            "Compilation of " + filename + " failed, " + new String(reason));
      }
    } catch (UninitializedException e) {
      logger.error(e.getMessage());
    }
  }
  @Override
  public void reshape(GLAutoDrawable glad, int x, int y, int w, int h) {
    System.out.println("reshape() x: " + x + " y: " + y + " width: " + w + " height: " + h);

    GL3 gl3 = glad.getGL().getGL3();

    gl3.glViewport(x, y, w, h);
  }
  /** This method is called at the beginning of each frame, i.e., before scene drawing starts. */
  private void beginFrame() {
    // Set the active shader as default for this frame
    gl.glUseProgram(activeShaderID);

    // Clear color and depth buffer for the new frame
    gl.glClear(GL3.GL_COLOR_BUFFER_BIT);
    gl.glClear(GL3.GL_DEPTH_BUFFER_BIT);
  }
Ejemplo n.º 6
0
 private void displayVBOVAO(final GL3 gl) {
   try {
     gl.glBindVertexArray(vao);
     gl.glDrawElements(GL3.GL_TRIANGLES, 3, GL3.GL_UNSIGNED_SHORT, 0L);
     gl.glBindVertexArray(0);
   } catch (GLException ex) {
     Logger.getLogger(TestBug692GL3VAONEWT.class.getName()).log(Level.SEVERE, null, ex);
   }
 }
Ejemplo n.º 7
0
  @Override
  public void init(GLAutoDrawable drawable) {
    super.init(drawable);
    GL3 gl = drawable.getGL().getGL3();
    gl.glClearColor(1, 1, 1, 1); // Hintergrundfarbe (RGBA)

    fpsAnimator = new FPSAnimator(drawable, 60, true);
    fpsAnimator.start();
  }
Ejemplo n.º 8
0
 @Override
 public void dispose(GLAutoDrawable drawable) {
   final GL3 gl = drawable.getGL().getGL3();
   gl.glDeleteBuffers(2, new int[] {vbo, ibo}, 0);
   gl.glDetachShader(progID, fragID);
   gl.glDetachShader(progID, vertID);
   gl.glDeleteProgram(progID);
   gl.glDeleteShader(fragID);
   gl.glDeleteShader(vertID);
 }
  @Override
  public void display(GLAutoDrawable glad) {
    System.out.println("display");

    GL3 gl3 = glad.getGL().getGL3();

    gl3.glClearColor(1.0f, 1.0f, 1.0f, 1.0f);
    gl3.glClear(GL3.GL_COLOR_BUFFER_BIT);

    programObject.bind(gl3);
    {
      programObject.setUniform(gl3, "offset", new float[] {0.5f, 0.5f}, 2);

      gl3.glBindBuffer(GL3.GL_ARRAY_BUFFER, vertexBufferObject[0]);

      gl3.glEnableVertexAttribArray(0);
      gl3.glEnableVertexAttribArray(1);
      {
        gl3.glVertexAttribPointer(0, 4, GL3.GL_FLOAT, false, 0, 0);
        gl3.glVertexAttribPointer(1, 4, GL3.GL_FLOAT, false, 0, 36 * 4 * 4);

        gl3.glDrawArrays(GL3.GL_TRIANGLES, 0, 36);
      }
      gl3.glDisableVertexAttribArray(0);
      gl3.glDisableVertexAttribArray(1);
    }
    programObject.unbind(gl3);

    glad.swapBuffers();
  }
Ejemplo n.º 10
0
 private static int createShader(final GL3 gl, int type, final String[] srcLines) {
   int shaderID = gl.glCreateShader(type);
   assert shaderID > 0;
   int[] lengths = new int[srcLines.length];
   for (int i = 0; i < srcLines.length; i++) {
     lengths[i] = srcLines[i].length();
   }
   gl.glShaderSource(shaderID, srcLines.length, srcLines, lengths, 0);
   gl.glCompileShader(shaderID);
   return shaderID;
 }
  private void initializeVertexBuffer(GL3 gl3) {
    gl3.glGenBuffers(1, IntBuffer.wrap(vertexBufferObject));

    gl3.glBindBuffer(GL3.GL_ARRAY_BUFFER, vertexBufferObject[0]);
    {
      FloatBuffer buffer = GLBuffers.newDirectFloatBuffer(vertexData);

      gl3.glBufferData(GL3.GL_ARRAY_BUFFER, vertexData.length * 4, buffer, GL3.GL_STATIC_DRAW);
    }
    gl3.glBindBuffer(GL3.GL_ARRAY_BUFFER, 0);
  }
Ejemplo n.º 12
0
 @Override
 public void reshape(GLAutoDrawable drawable, int x, int y, int width, int height) {
   GL3 gl = drawable.getGL().getGL3();
   // Set the viewport to be the entire window
   gl.glViewport(0, 0, width, height);
   float aspect = (float) height / width;
   bottom = aspect * left;
   top = aspect * right;
   // -----  Projektionsmatrix festlegen  -----
   setOrthogonalProjection(gl, left, right, bottom, top, near, far);
 }
Ejemplo n.º 13
0
    @Override
    public void init(GLAutoDrawable drawable) {
      final GL3 gl = drawable.getGL().getGL3();
      gl.glEnable(GL3.GL_DEPTH_TEST);
      gl.glDisable(GL3.GL_CULL_FACE);
      initBuffers(gl);
      initShaders(gl);

      vao = initVAO(gl);

      gl.setSwapInterval(1);
    }
Ejemplo n.º 14
0
  public BackgroundShader(GL3 gl) {
    super(gl, "/shaders/background");

    // get indices of named attributes
    vertexPositionID = gl.glGetAttribLocation(shaderProgram, "VertexPosition");
    vertexTexCoord = gl.glGetAttribLocation(shaderProgram, "VertexTexCoord");

    // get indices of uniform variables
    modelViewProjectionMatrixID =
        gl.glGetUniformLocation(shaderProgram, "ModelViewProjectionMatrix");
    textureID = gl.glGetUniformLocation(shaderProgram, "Tex");

    this.validateShader();
  }
Ejemplo n.º 15
0
  public void draw(GL3 gl, ShaderProgram program) {
    vbo.bind(gl);

    program.linkAttribs(gl, vbo.getAttribs());

    gl.glDrawArrays(GL3.GL_POINTS, 0, numParticles);
  }
 /**
  * Activate and use a given shader.
  *
  * @param s the shader to be activated
  */
 @Override
 public void useShader(Shader s) {
   if (s != null) {
     activeShaderID = ((GLShader) s).programId();
     gl.glUseProgram(activeShaderID);
   }
 }
  /**
   * This constructor is called by {@link GLRenderPanel}.
   *
   * @param drawable the OpenGL rendering context. All OpenGL calls are directed to this object.
   */
  public GLRenderContext(GLAutoDrawable drawable) {

    // Some OpenGL initialization
    gl = drawable.getGL().getGL3();
    gl.glEnable(GL3.GL_DEPTH_TEST);
    gl.glClearColor(0.0f, 0.0f, 0.0f, 0.0f);

    // Load and use the default shader
    defaultShader = (GLShader) makeShader();
    try {
      defaultShader.load("../jrtr/shaders/default.vert", "../jrtr/shaders/default.frag");
    } catch (Exception e) {
      System.out.print("Problem with shader:\n");
      System.out.print(e.getMessage());
    }
    useDefaultShader();
  }
Ejemplo n.º 18
0
 @Override
 public void display(GLAutoDrawable drawable) {
   GL3 gl = drawable.getGL().getGL3();
   gl.glClear(GL3.GL_COLOR_BUFFER_BIT | GL3.GL_DEPTH_BUFFER_BIT);
   // ------  Kamera-System  -------
   loadIdentity(gl);
   setColor(0, 0, 0);
   setShadingLevel(gl, 0);
   setCameraSystem(gl, dCam, elevation, azimut);
   drawAxis(gl, 50, 50, 50);
   setColor(Color.RED);
   t.add(new Vec3(sat1.x[0], sat1.x[1], sat1.x[2]));
   sat1.draw(gl);
   setColor(Color.BLUE);
   t.draw(this, gl);
   sat1.move(dt);
 }
Ejemplo n.º 19
0
    private void initBuffers(GL3 gl) {
      // IDs for 2 buffers
      int[] buffArray = new int[2];
      gl.glGenBuffers(buffArray.length, buffArray, 0);
      vbo = buffArray[0];
      assert vbo > 0;

      // Bind buffer and upload data
      gl.glBindBuffer(GL3.GL_ARRAY_BUFFER, vbo);
      gl.glBufferData(
          GL3.GL_ARRAY_BUFFER,
          vertexColorData.length * Buffers.SIZEOF_FLOAT,
          vertexColorDataBuffer,
          GL3.GL_STATIC_DRAW);
      gl.glBindBuffer(GL3.GL_ARRAY_BUFFER, 0);

      // Buffer with the 3 indices required for one triangle
      ibo = buffArray[1];
      assert ibo > 0;
      gl.glBindBuffer(GL3.GL_ELEMENT_ARRAY_BUFFER, ibo);
      gl.glBufferData(
          GL3.GL_ELEMENT_ARRAY_BUFFER,
          indices.length * Buffers.SIZEOF_SHORT,
          indicesBuffer,
          GL3.GL_STATIC_DRAW);
      gl.glBindBuffer(GL3.GL_ELEMENT_ARRAY_BUFFER, 0);
    }
  private void setTransformation(Matrix4f transformation) {
    // Compute the modelview matrix by multiplying the camera matrix and
    // the transformation matrix of the object
    Matrix4f modelview = new Matrix4f(sceneManager.getCamera().getCameraMatrix());
    modelview.mul(transformation);

    // Set modelview and projection matrices in shader
    gl.glUniformMatrix4fv(
        gl.glGetUniformLocation(activeShaderID, "modelview"),
        1,
        false,
        transformationToFloat16(modelview),
        0);
    gl.glUniformMatrix4fv(
        gl.glGetUniformLocation(activeShaderID, "projection"),
        1,
        false,
        transformationToFloat16(sceneManager.getFrustum().getProjectionMatrix()),
        0);
  }
  @Override
  public void init(GLAutoDrawable glad) {
    System.out.println("init");

    canvas.setAutoSwapBufferMode(false);

    GL3 gl3 = glad.getGL().getGL3();

    buildShaders(gl3);

    programObject.bind(gl3);
    {
      programObject.setUniform(gl3, "frustumScale", new float[] {1.0f}, 1);
      programObject.setUniform(gl3, "zNear", new float[] {1.0f}, 1);
      programObject.setUniform(gl3, "zFar", new float[] {3.0f}, 1);
    }
    programObject.unbind(gl3);

    initializeVertexBuffer(gl3);

    gl3.glGenVertexArrays(1, IntBuffer.wrap(vertexArrayObject));
    gl3.glBindVertexArray(vertexArrayObject[0]);

    gl3.glEnable(GL3.GL_CULL_FACE);
    gl3.glCullFace(GL3.GL_BACK);
    gl3.glFrontFace(GL3.GL_CW);
  }
  private void setTransformation(Matrix4f transformation) {
    // Compute the modelview matrix by multiplying the camera matrix and
    // the transformation matrix of the object
    Matrix4f modelview = new Matrix4f(sceneManager.getCamera().getCameraMatrix());
    modelview.mul(transformation);

    // Set modelview and projection matrices in shader
    gl.glUniformMatrix4fv(
        gl.glGetUniformLocation(activeShaderID, "modelview"),
        1,
        false,
        transformationToFloat16(modelview),
        0);
    gl.glUniformMatrix4fv(
        gl.glGetUniformLocation(activeShaderID, "projection"),
        1,
        false,
        transformationToFloat16(sceneManager.getFrustum().getProjectionMatrix()),
        0);

    int id = gl.glGetUniformLocation(activeShaderID, "camera");
    if (id != -1) {
      Vector3f cop = sceneManager.getCamera().getCenterOfProjection();
      gl.glUniform4f(id, cop.x, cop.y, cop.z, 0);
    }
    // } else
    // System.out.println("Could not get location of uniform variable camera");
  }
  /**
   * This method is called by the GLRenderPanel to redraw the 3D scene. The method traverses the
   * scene using the scene manager and passes each object to the rendering method.
   */
  public void display(GLAutoDrawable drawable) {

    // Get reference to the OpenGL rendering context
    gl = drawable.getGL().getGL3();
    gl.glPolygonMode(GL3.GL_FRONT_AND_BACK, GL3.GL_POINT);

    // Do some processing at the beginning of the frame
    beginFrame();

    // Traverse scene manager and draw everything
    SceneManagerIterator iterator = sceneManager.iterator();
    while (iterator.hasNext()) {
      RenderItem r = iterator.next();
      if (r.getShape() != null
          && r.getShape()
              .checkBoundingSphere(sceneManager.getFrustum(), sceneManager.getCamera(), r.getT())) {
        draw(r);
      }
    }

    // Do some processing at the end of the frame
    endFrame();
  }
  /**
   * A utility method to load vertex data into an OpenGL "vertex array object" (VAO) for efficient
   * rendering. The VAO stores several "vertex buffer objects" (VBOs) that contain the vertex
   * attribute data.
   *
   * @param data reference to the vertex data to be loaded into a VAO
   */
  private void initArrayBuffer(GLVertexData data) {

    // Make a vertex array object (VAO) for this vertex data
    // and store a reference to it
    GLVertexArrayObject vao = new GLVertexArrayObject(gl, data.getElements().size() + 1);
    data.setVAO(vao);

    // Bind (activate) the VAO for the vertex data in OpenGL.
    // The subsequent OpenGL operations on VBOs will be recorded (stored)
    // in the VAO.
    vao.bind();

    // Store all vertex attributes in vertex buffer objects (VBOs)
    ListIterator<VertexData.VertexElement> itr = data.getElements().listIterator(0);
    data.getVAO().rewindVBO();
    while (itr.hasNext()) {
      VertexData.VertexElement e = itr.next();

      // Bind the vertex buffer object (VBO)
      gl.glBindBuffer(GL3.GL_ARRAY_BUFFER, data.getVAO().getNextVBO());
      // Upload vertex data
      gl.glBufferData(
          GL3.GL_ARRAY_BUFFER,
          e.getData().length * 4,
          FloatBuffer.wrap(e.getData()),
          GL3.GL_DYNAMIC_DRAW);
    }

    // Bind the default vertex buffer objects
    gl.glBindBuffer(GL3.GL_ARRAY_BUFFER, 0);

    // Store the vertex data indices into the last vertex buffer
    gl.glBindBuffer(GL3.GL_ELEMENT_ARRAY_BUFFER, data.getVAO().getNextVBO());
    gl.glBufferData(
        GL3.GL_ELEMENT_ARRAY_BUFFER,
        data.getIndices().length * 4,
        IntBuffer.wrap(data.getIndices()),
        GL3.GL_DYNAMIC_DRAW);

    // Bind the default vertex array object. This "deactivates" the VAO
    // of the vertex data
    gl.glBindVertexArray(0);
  }
  /**
   * The main rendering method.
   *
   * @param renderItem the object that needs to be drawn
   */
  private void draw(RenderItem renderItem) {

    // Set the material of the shape to be rendered
    setMaterial(renderItem.getShape().getMaterial());

    // Get reference to the vertex data of the render item to be rendered
    GLVertexData vertexData = (GLVertexData) renderItem.getShape().getVertexData();

    // Check if the vertex data has been uploaded to OpenGL via a
    // "vertex array object" (VAO). The VAO will store the vertex data
    // in several "vertex buffer objects" (VBOs) on the GPU. We do this
    // only once for performance reasons. Once the data is in the VBOs
    // asscociated with a VAO, it is stored on the GPU and rendered more
    // efficiently.
    if (vertexData.getVAO() == null) {
      initArrayBuffer(vertexData);
    }

    // Set modelview and projection matrices in shader (has to be done in
    // every step, since they usually have changed)
    setTransformation(renderItem.getT());

    // Bind the VAO of this shape. This activates the VBOs that we
    // associated with the VAO. We already loaded the vertex data into the
    // VBOs on the GPU, so we do not have to send them again.
    vertexData.getVAO().bind();

    // Try to connect the vertex buffers to the corresponding variables
    // in the current vertex shader.
    // Note: This is not part of the vertex array object, because the active
    // shader may have changed since the vertex array object was initialized.
    // We need to make sure the vertex buffers are connected to the right
    // variables in the shader
    ListIterator<VertexData.VertexElement> itr = vertexData.getElements().listIterator(0);
    vertexData.getVAO().rewindVBO();
    while (itr.hasNext()) {
      VertexData.VertexElement e = itr.next();
      int dim = e.getNumberOfComponents();

      // Bind the next vertex buffer object
      gl.glBindBuffer(GL3.GL_ARRAY_BUFFER, vertexData.getVAO().getNextVBO());

      // Tell OpenGL which "in" variable in the vertex shader corresponds
      // to the current vertex buffer object.
      // We use our own convention to name the variables, i.e.,
      // "position", "normal", "color", "texcoord", or others if
      // necessary.
      int attribIndex = -1;
      switch (e.getSemantic()) {
        case POSITION:
          attribIndex = gl.glGetAttribLocation(activeShaderID, "position");
          break;
        case NORMAL:
          attribIndex = gl.glGetAttribLocation(activeShaderID, "normal");
          break;
        case COLOR:
          attribIndex = gl.glGetAttribLocation(activeShaderID, "color");
          break;
        case TEXCOORD:
          attribIndex = gl.glGetAttribLocation(activeShaderID, "texcoord");
          break;
      }

      gl.glVertexAttribPointer(attribIndex, dim, GL3.GL_FLOAT, false, 0, 0);
      gl.glEnableVertexAttribArray(attribIndex);
    }

    // Render the vertex buffer objects
    gl.glDrawElements(
        GL3.GL_TRIANGLES,
        renderItem.getShape().getVertexData().getIndices().length,
        GL3.GL_UNSIGNED_INT,
        0);

    // We are done with this shape, bind the default vertex array
    gl.glBindVertexArray(0);

    cleanMaterial(renderItem.getShape().getMaterial());
  }
 /** This method is called at the end of each frame, i.e., after scene drawing is complete. */
 private void endFrame() {
   // Flush the OpenGL pipeline
   gl.glFlush();
 }
Ejemplo n.º 27
0
 /**
  * Delete this VBO properly.
  *
  * @param gl The global openGL instance.
  */
 public void delete(GL3 gl) {
   gl.glBindVertexArray(0);
   gl.glDeleteVertexArrays(1, this.vboPointer);
   gl.glDeleteBuffers(1, this.bufferPointer);
 }
Ejemplo n.º 28
0
 /**
  * Bind the VBO, so that it is ready for use.
  *
  * @param gl The global openGL instance.
  */
 public void bind(GL3 gl) {
   gl.glBindVertexArray(this.vboPointer.get(0));
   gl.glBindBuffer(GL3.GL_ARRAY_BUFFER, bufferPointer.get(0));
 }
  /**
   * Set up a material for rendering. Activate its shader, and pass the material properties,
   * textures, and light sources to the shader.
   *
   * @param m the material to be set up for rendering
   */
  private void setMaterial(Material m) {

    // Set up the shader for the material, if it has one
    if (m != null && m.shader != null) {

      // Identifier for shader variables
      int id;

      // Activate the shader
      useShader(m.shader);

      // Activate the diffuse texture, if the material has one
      if (m.diffuseMap != null) {
        // OpenGL calls to activate the texture
        gl.glActiveTexture(GL3.GL_TEXTURE0); // Work with texture unit 0
        gl.glEnable(GL3.GL_TEXTURE_2D);
        gl.glBindTexture(GL3.GL_TEXTURE_2D, ((GLTexture) m.diffuseMap).getId());
        gl.glTexParameteri(GL3.GL_TEXTURE_2D, GL3.GL_TEXTURE_MAG_FILTER, GL3.GL_LINEAR);
        gl.glTexParameteri(GL3.GL_TEXTURE_2D, GL3.GL_TEXTURE_MIN_FILTER, GL3.GL_LINEAR);
        // We assume the texture in the shader is called "myTexture"
        id = gl.glGetUniformLocation(activeShaderID, "myTexture");
        gl.glUniform1i(
            id,
            0); // The variable in the shader needs to be set to the desired texture unit, i.e., 0
      }

      // Pass a default light source to shader
      String lightString = "lightDirection[" + 0 + "]";
      id = gl.glGetUniformLocation(activeShaderID, lightString);
      if (id != -1) gl.glUniform4f(id, 0, 0, 1, 0.f); // Set light direction
      else System.out.print("Could not get location of uniform variable " + lightString + "\n");
      int nLights = 1;

      // Iterate over all light sources in scene manager (overwriting the default light source)
      Iterator<Light> iter = sceneManager.lightIterator();

      Light l;
      if (iter != null) {
        nLights = 0;
        while (iter.hasNext() && nLights < 8) {
          l = iter.next();

          // Pass light direction to shader, we assume the shader stores it in an array
          // "lightDirection[]"
          lightString = "lightDirection[" + nLights + "]";
          id = gl.glGetUniformLocation(activeShaderID, lightString);
          if (id != -1)
            gl.glUniform4f(
                id, l.direction.x, l.direction.y, l.direction.z, 0.f); // Set light direction
          else System.out.print("Could not get location of uniform variable " + lightString + "\n");

          nLights++;
        }

        // Pass number of lights to shader, we assume this is in a variable "nLights" in the shader
        id = gl.glGetUniformLocation(activeShaderID, "nLights");
        if (id != -1) gl.glUniform1i(id, nLights); // Set number of lightrs
        // Only for debugging
        //				else
        //					System.out.print("Could not get location of uniform variable nLights\n");
      }
    }
  }
Ejemplo n.º 30
0
 /**
  * Deletes this Texture from memory.
  *
  * @param gl The current OpenGL instance.
  */
 public void delete(GL3 gl) {
   gl.glDeleteTextures(1, pointer);
 }