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org.meteoinfo.chart.jogl.Lighting Maven / Gradle / Ivy
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package org.meteoinfo.chart.jogl;
import com.jogamp.opengl.GL2;
import java.awt.*;
import java.util.List;
/**
*
* @author Yaqiang Wang
*/
public class Lighting {
private boolean enable;
private int light;
float[] ambient;
float[] diffuse;
float[] specular;
float[] position;
float[] mat_ambient;
float[] mat_diffuse;
float[] mat_specular;
float[] mat_emission;
float mat_shininess;
/**
* Constructor
*/
public Lighting() {
this(true);
}
/**
* Constructor
* @param far Far light position or not
*/
public Lighting(boolean far) {
this.enable = false;
this.light = GL2.GL_LIGHT1;
//this.ambient = new float[]{0.f, 0.f, 0.f, 1.f};
this.ambient = new float[]{0.2f, 0.2f, 0.2f, 1.f};
this.diffuse = new float[]{1.f, 1.f, 1.f, 1.f};
this.specular = new float[]{1.f, 1.f, 1.f, 1.f};
if (far)
this.position = new float[]{0.f, 0.f, 1.f, 0.f};
else
this.position = new float[]{1.f, 1.f, 2.f, 1.f};
this.mat_ambient = new float[]{0.2f, 0.2f, 0.2f, 1.f};
this.mat_diffuse = new float[]{0.8f, 0.8f, 0.8f, 1.f};
this.mat_specular = new float[]{ 0.0f, 0.0f, 0.0f, 1.0f };
this.mat_emission = new float[]{ 0.0f, 0.0f, 0.0f, 1.0f };
this.mat_shininess = 50.0f;
}
/**
* Get enable lighting or not
*
* @return Boolean
*/
public boolean isEnable() {
return this.enable;
}
/**
* Set enable lighting or not
*
* @param value Boolean
*/
public void setEnable(boolean value) {
this.enable = value;
}
/**
* Get ambient
*
* @return Ambient
*/
public float[] getAmbient() {
return this.ambient;
}
/**
* Set ambient
*
* @param value Ambient
*/
public void setAmbient(float[] value) {
this.ambient = value;
}
/**
* Set ambient
*
* @param value Ambient
*/
public void setAmbient(List value) {
if (value.size() < 4) {
return;
}
this.ambient = new float[]{(float) value.get(0), (float) value.get(1), (float) value.get(2),
(float) value.get(3)};
}
/**
* Set ambient
*
* @param value Color
*/
public void setAmbient(Color value) {
this.ambient = value.getRGBComponents(null);
}
/**
* Get diffuse
*
* @return Diffuse
*/
public float[] getDiffuse() {
return this.diffuse;
}
/**
* Set diffuse
*
* @param value Diffuse
*/
public void setDiffuse(float[] value) {
this.diffuse = value;
}
/**
* Set diffuse
*
* @param value Diffuse
*/
public void setDiffuse(List value) {
if (value.size() < 4) {
return;
}
this.diffuse = new float[]{(float) value.get(0), (float) value.get(1), (float) value.get(2),
(float) value.get(3)};
}
/**
* Set diffuse
*
* @param value Color
*/
public void setDiffuse(Color value) {
this.diffuse = value.getRGBComponents(null);
}
/**
* Get specular
*
* @return Specular
*/
public float[] getSpecular() {
return this.specular;
}
/**
* Set specular
*
* @param value Specular
*/
public void setSpecular(float[] value) {
this.specular = value;
}
/**
* Set specular
*
* @param value Specular
*/
public void setSpecular(List value) {
if (value.size() < 4) {
return;
}
this.specular = new float[]{(float) value.get(0), (float) value.get(1), (float) value.get(2),
(float) value.get(3)};
}
/**
* Set specular
*
* @param value Color
*/
public void setSpecular(Color value) {
this.specular = value.getRGBComponents(null);
}
/**
* Get position
*
* @return Position
*/
public float[] getPosition() {
return this.position;
}
/**
* Set position
*
* @param value Position
*/
public void setPosition(float[] value) {
this.position = value;
}
/**
* Set position
*
* @param value Position
*/
public void setPosition(List value) {
if (value.size() < 4) {
return;
}
this.position = new float[]{(float) value.get(0), (float) value.get(1), (float) value.get(2),
(float) value.get(3)};
}
/**
* Set material ambient light
* @param value Material ambient light
*/
public void setMat_Ambient(float[] value) {
this.mat_ambient = value;
}
/**
* Set material ambient light
*
* @param value Material ambient light
*/
public void setMat_Ambient(List value) {
if (value.size() < 4) {
return;
}
this.mat_ambient = new float[]{(float) value.get(0), (float) value.get(1), (float) value.get(2),
(float) value.get(3)};
}
/**
* Set material diffuse light
* @param value Material diffuse light
*/
public void setMat_Diffuse(float[] value) {
this.mat_diffuse = value;
}
/**
* Set material diffuse light
*
* @param value Material diffuse light
*/
public void setMat_Diffuse(List value) {
if (value.size() < 4) {
return;
}
this.mat_diffuse = new float[]{(float) value.get(0), (float) value.get(1), (float) value.get(2),
(float) value.get(3)};
}
/**
* Set material specular light
* @param value Material specular light
*/
public void setMat_Specular(float[] value) {
this.mat_specular = value;
}
/**
* Set material specular light
*
* @param value Material specular light
*/
public void setMat_Specular(List value) {
if (value.size() < 4) {
return;
}
this.mat_specular = new float[]{(float) value.get(0), (float) value.get(1), (float) value.get(2),
(float) value.get(3)};
}
/**
* Set material emission light
* @param value Material emission light
*/
public void setMat_Emission(float[] value) {
this.mat_emission = value;
}
/**
* Set material emission light
*
* @param value Material emission light
*/
public void setMat_Emission(List value) {
if (value.size() < 4) {
return;
}
this.mat_emission = new float[]{(float) value.get(0), (float) value.get(1), (float) value.get(2),
(float) value.get(3)};
}
/**
* Set material shininess
* @param value Material shininess
*/
public void setMat_Shininess(float value) {
this.mat_shininess = value;
}
/**
* Set light position
* @param gl GL2
*/
public void setPosition(GL2 gl) {
gl.glLightfv(this.light, GL2.GL_POSITION, position, 0);
}
/**
* Start the lighting
*
* @param gl GL2
*/
public void start(GL2 gl) {
gl.glShadeModel(GL2.GL_SMOOTH);
gl.glEnable(GL2.GL_LIGHTING);
gl.glEnable(this.light);
gl.glEnable(GL2.GL_DEPTH_TEST);
//gl.glEnable(GL2.GL_AUTO_NORMAL);
//gl.glEnable(GLLightingFunc.GL_NORMALIZE);
gl.glLightModelfv(GL2.GL_LIGHT_MODEL_AMBIENT, ambient, 0);
//gl.glLightfv(this.light, GL2.GL_AMBIENT, ambient, 0);
gl.glLightfv(this.light, GL2.GL_SPECULAR, specular, 0);
gl.glLightfv(this.light, GL2.GL_DIFFUSE, diffuse, 0);
//gl.glLightfv(this.light, GL2.GL_POSITION, position, 0);
//Material
gl.glMaterialfv(GL2.GL_FRONT_AND_BACK, GL2.GL_AMBIENT, mat_ambient, 0);
gl.glMaterialfv(GL2.GL_FRONT_AND_BACK, GL2.GL_DIFFUSE, mat_diffuse, 0);
gl.glMaterialfv(GL2.GL_FRONT_AND_BACK, GL2.GL_SPECULAR, mat_specular, 0);
gl.glMaterialf(GL2.GL_FRONT_AND_BACK, GL2.GL_SHININESS, mat_shininess);
}
/**
* Stop light
* @param gl GL2
*/
public void stop(GL2 gl) {
gl.glDisable(GL2.GL_LIGHTING);
gl.glDisable(this.light);
//gl.glDisable(GL2.GL_AUTO_NORMAL);
//gl.glDisable(GLLightingFunc.GL_NORMALIZE);
//gl.glPopAttrib();
}
}
