Android Open Source - android_shaderize Renderer Lightning

From Project

License

The source code is released under:
Apache License
If you think the Android project android_shaderize listed in this page is inappropriate, such as containing malicious code/tools or violating the copyright, please email info at java2s dot com, thanks.
Java Source Code

package fi.harism.shaderize;
//ww  w.j  a  v  a 2s. c  o  m
import android.content.Context;
import android.content.SharedPreferences;
import android.opengl.GLES20;
import android.view.LayoutInflater;
import android.view.ViewGroup;

public class RendererLightning extends Renderer implements
    PrefsSeekBar.Observer {

  private float mAmbientFactor;
  private Context mContext;

  private float mDiffuseFactor;

  private final ObjShader mShaderCube = new ObjShader();
  private float mShininess;
  private float mSpecularFactor;

  @Override
  public void onDestroy() {
    mContext = null;
    mShaderCube.deleteProgram();
  }

  @Override
  public void onDrawFrame(ObjFbo fbo, ObjScene scene) {
    fbo.bind();
    fbo.bindTexture(0);
    mShaderCube.useProgram();

    int uAmbientFactor = mShaderCube.getHandle("uAmbientFactor");
    int uDiffuseFactor = mShaderCube.getHandle("uDiffuseFactor");
    int uSpecularFactor = mShaderCube.getHandle("uSpecularFactor");
    int uShininess = mShaderCube.getHandle("uShininess");

    GLES20.glUniform1f(uAmbientFactor, mAmbientFactor);
    GLES20.glUniform1f(uDiffuseFactor, mDiffuseFactor);
    GLES20.glUniform1f(uSpecularFactor, mSpecularFactor);
    GLES20.glUniform1f(uShininess, mShininess * 16f);

    Utils.renderScene(scene, mShaderCube);
  }

  @Override
  public void onSeekBarChanged(int key, float value) {
    switch (key) {
    case R.string.prefs_key_lightning_ambient_factor:
      mAmbientFactor = value;
      break;
    case R.string.prefs_key_lightning_diffuse_factor:
      mDiffuseFactor = value;
      break;
    case R.string.prefs_key_lightning_specular_factor:
      mSpecularFactor = value;
      break;
    case R.string.prefs_key_lightning_shininess:
      mShininess = value;
      break;
    }
  }

  @Override
  public void onSurfaceChanged(int width, int height) throws Exception {
  }

  @Override
  public void onSurfaceCreated() throws Exception {
    String vertexSource, fragmentSource;
    vertexSource = Utils.loadRawResource(mContext, R.raw.lightning_cube_vs);
    fragmentSource = Utils.loadRawResource(mContext,
        R.raw.lightning_cube_fs);
    mShaderCube.setProgram(vertexSource, fragmentSource);
  }

  @Override
  public void setContext(Context context) {
    mContext = context;
  }

  @Override
  public void setPreferences(SharedPreferences prefs, ViewGroup parent) {
    LayoutInflater inflater = LayoutInflater.from(mContext);

    PrefsSeekBar seekBar;
    seekBar = (PrefsSeekBar) inflater.inflate(R.layout.prefs_seekbar,
        parent, false);
    seekBar.setDefaultValue(30);
    seekBar.setText(R.string.prefs_lightning_ambient_factor);
    seekBar.setPrefs(prefs, R.string.prefs_key_lightning_ambient_factor,
        this);
    parent.addView(seekBar);

    seekBar = (PrefsSeekBar) inflater.inflate(R.layout.prefs_seekbar,
        parent, false);
    seekBar.setDefaultValue(30);
    seekBar.setText(R.string.prefs_lightning_diffuse_factor);
    seekBar.setPrefs(prefs, R.string.prefs_key_lightning_diffuse_factor,
        this);
    parent.addView(seekBar);

    seekBar = (PrefsSeekBar) inflater.inflate(R.layout.prefs_seekbar,
        parent, false);
    seekBar.setDefaultValue(30);
    seekBar.setText(R.string.prefs_lightning_specular_factor);
    seekBar.setPrefs(prefs, R.string.prefs_key_lightning_specular_factor,
        this);
    parent.addView(seekBar);

    seekBar = (PrefsSeekBar) inflater.inflate(R.layout.prefs_seekbar,
        parent, false);
    seekBar.setDefaultValue(50);
    seekBar.setText(R.string.prefs_lightning_shininess);
    seekBar.setPrefs(prefs, R.string.prefs_key_lightning_shininess, this);
    parent.addView(seekBar);
  }

}
Java Source Code List
