Example usage for org.lwjgl.opengl GL20 glUniform1f

Introduction

In this page you can find the example usage for org.lwjgl.opengl GL20 glUniform1f.

Prototype

public static void glUniform1f(@NativeType("GLint") int location, @NativeType("GLfloat") float v0)

Source Link

Document

Specifies the value of a float uniform variable for the current program object.

Usage

From source file:processing.opengl.PLWJGL.java

License:Open Source License

@Override
public void uniform1f(int location, float value) {
    GL20.glUniform1f(location, value);
}

From source file:renderEngine.ShaderProgram.java

/**
 * Loads a float value to the uniform variable in the specified location.
 *
 * @param location The location of the uniform variable to which the float
 * needs to be loaded.//from w  w w . ja  v a2s  . c  o  m
 * @param value The value that needs to be loaded into the uniform variable.
 */
protected void loadFloat(int location, float value) {
    GL20.glUniform1f(location, value);
}

From source file:renderEngine.ShaderProgram.java

/**
 * Loads a boolean value to the uniform variable in the specified location
 * by converting it to a float first. 1 equals true, 0 equals false;
 *
 * @param location The location of the uniform variable to which the boolean
 * needs to be loaded./*from  www.java  2s.c  om*/
 * @param value The value that needs to be loaded into the uniform variable.
 */
protected void loadBoolean(int location, boolean value) {
    float toLoad = 0;
    if (value) {
        toLoad = 1;
    }
    GL20.glUniform1f(location, toLoad);
}

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

License:Apache License

/** Sets the uniform with the given name with the given float. You need the {@link #addUniform(String) addUniform} before being
 * able to set the uniform./*from ww w  . jav a2 s . c  om*/
 *
 * @param uniform The uniform name
 * @param f Float value
 * @return This ShaderProgram */
public ShaderProgram setUniform1f(String uniform, float f) {
    GL20.glUniform1f(uniforms.get(uniform), f);
    return this;
}

From source file:sketchwars.map.MapWater.java

private void setShaderVariables(float angleOffset) {
    int waveAngleLoc = GL20.glGetUniformLocation(shader.getProgram(), "wave_angle");
    GL20.glUniform1f(waveAngleLoc, waveAngle + angleOffset);

    int waveLengthLoc = GL20.glGetUniformLocation(shader.getProgram(), "wave_length");
    GL20.glUniform1f(waveLengthLoc, WAVE_LENGTH);

    int ampliLoc = GL20.glGetUniformLocation(shader.getProgram(), "amplitude");
    GL20.glUniform1f(ampliLoc, WAVE_AMPLITUDE);

    int yOffsetLoc = GL20.glGetUniformLocation(shader.getProgram(), "y_offset");
    GL20.glUniform1f(yOffsetLoc, Y_OFFSET);
}

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

License:Open Source License

public static void glUniform1f(int a, float b) {
    GL20.glUniform1f(a, b);
}

From source file:wrath.client.graphics.ShaderProgram.java

License:Open Source License

/**
 * Sets the value of a uniform variable in the shader.
 * @param location The integer id of the Uniform variable.
 * @param value The value to set.//  w ww  . j  ava 2  s.c o m
 */
public void setUniformVariable(int location, float value) {
    GL20.glUseProgram(programID);
    GL20.glUniform1f(location, value);
}

From source file:wrath.client.graphics.ShaderProgram.java

License:Open Source License

/**
 * Sets the value of a uniform variable in the shader.
 * @param location The integer id of the Uniform variable.
 * @param value The value to set./*from   w  ww.  j av  a  2s.co  m*/
 */
public void setUniformVariable(int location, boolean value) {
    GL20.glUseProgram(programID);
    GL20.glUniform1f(location, value ? 1f : 0f);
}