Example usage for org.lwjgl.opengl GL20 glUseProgram

Introduction

In this page you can find the example usage for org.lwjgl.opengl GL20 glUseProgram.

Prototype

public static void glUseProgram(@NativeType("GLuint") int program)

Source Link

Document

Installs a program object as part of current rendering state.

Usage

From source file:renderEngine.ShaderProgram.java

/**
 * Starts the program.
 */
public final void start() {
    GL20.glUseProgram(programID);
}

From source file:renderEngine.ShaderProgram.java

/**
 * Stops the program.
 */
public final void stop() {
    GL20.glUseProgram(0);
}

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

License:Apache License

/** Unbind's all shaders, */
public static void unbindShader() {
    GL20.glUseProgram(0);
}

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

License:Apache License

/** Binds the program to the graphic card.
 * @return This ShaderProgram */
public ShaderProgram bind() {
    GL20.glUseProgram(program);
    return this;
}

From source file:thebounzer.org.lwgldemo.Chapter3.java

License:Open Source License

@Override
public void loopCycle() {
    GL11.glClear(GL11.GL_COLOR_BUFFER_BIT);

    GL20.glUseProgram(program.getId());

    vaoId = GL30.glGenVertexArrays();//from   w  w  w.j  a  v  a  2  s.  c om
    GL30.glBindVertexArray(vaoId);
    attributesBind(time += 0.01f);
    GL11.glDrawArrays(GL11.GL_TRIANGLES, 0, 3);
    GL20.glUseProgram(0);
}

From source file:thebounzer.org.lwgldemo.Chapter5.java

License:Open Source License

@Override
public void loopCycle() {
    GL11.glClear(GL11.GL_COLOR_BUFFER_BIT);
    float f = (float) (time * Math.PI * 0.1f);
    Matrix4f modelViewM = new Matrix4f();
    Matrix4f mat = new Matrix4f();
    Matrix4f transOne = new Matrix4f();
    Matrix4f transTwo = new Matrix4f();
    Matrix4f rotaOne = new Matrix4f();
    Matrix4f rotaTwo = new Matrix4f();
    Matrix4f.translate(new Vector3f(0.0f, 0.0f, -0.4f), mat, transOne);
    Matrix4f.translate(new Vector3f((float) Math.sin(2.1f * f) * 0.5f, (float) Math.cos(1.7f * f) * 0.5f,
            (float) Math.sin(1.3f * f) * (float) Math.cos(1.5 * f) * 2.0f), mat, transTwo);
    Matrix4f.rotate(time * 45.0f, new Vector3f(0.0f, 1.0f, 0.0f), mat, rotaOne);
    Matrix4f.rotate(time * 81.0f, new Vector3f(1.0f, 0.0f, 0.0f), mat, rotaTwo);
    Matrix4f.mul(modelViewM, transOne, modelViewM);
    Matrix4f.mul(modelViewM, transTwo, modelViewM);
    Matrix4f.mul(modelViewM, rotaOne, modelViewM);
    Matrix4f.mul(modelViewM, rotaTwo, modelViewM);

    GL20.glUseProgram(program.getId());
    FloatBuffer matrixBuf = BufferUtils.createFloatBuffer(16);
    modelViewM.store(matrixBuf);//w  ww. j ava 2  s. c o m
    matrixBuf.flip();
    int uniLoc = GL20.glGetUniformLocation(program.getId(), "mv_matrix");
    GL20.glUniformMatrix4(uniLoc, false, matrixBuf);
    int uniProjMatLoc = GL20.glGetUniformLocation(program.getId(), "proj_matrix");
    GL20.glUniformMatrix4(uniProjMatLoc, false, matrixBuf);
    vaoId = GL30.glGenVertexArrays();
    GL30.glBindVertexArray(vaoId);
    GL11.glDrawArrays(GL11.GL_POINTS, 0, 36);
    GL20.glUseProgram(0);
    time += 0.001f;
}

From source file:thebounzer.org.lwgldemo.glutils.ShaderProgram.java

License:Open Source License

public void destroy() {
    GL20.glUseProgram(0);
    for (GenericShader shader : programShaders)
        deleteShader(shader);
    GL20.glDeleteProgram(pId);
}

From source file:tk.ivybits.engine.gl.GL.java

License:Open Source License

public static void glUseProgram(int a) {
    GL20.glUseProgram(a);
    currentProgram = a;
}

From source file:uk.co.ifs_studios.engine.shader.ShaderProgram.java

License:Open Source License

/**
 * Use program.
 */
public void use() {
    GL20.glUseProgram(this.id);
}

From source file:uk.co.ifs_studios.engine.shader.ShaderProgram.java

License:Open Source License

/**
 * Set used program to null.
 */
public void unuse() {
    GL20.glUseProgram(0);
}