protected void endDrawIcons(DrawContext dc) {
if (dc.isPickingMode()) this.pickSupport.endPicking(dc);
GL2 gl = dc.getGL().getGL2(); // GL initialization checks for GL2 compatibility.
if (dc.isPickingMode()) {
gl.glTexEnvf(GL2.GL_TEXTURE_ENV, GL2.GL_TEXTURE_ENV_MODE, OGLUtil.DEFAULT_TEX_ENV_MODE);
gl.glTexEnvf(GL2.GL_TEXTURE_ENV, GL2.GL_SRC0_RGB, OGLUtil.DEFAULT_SRC0_RGB);
gl.glTexEnvf(GL2.GL_TEXTURE_ENV, GL2.GL_COMBINE_RGB, OGLUtil.DEFAULT_COMBINE_RGB);
}
gl.glBindTexture(GL.GL_TEXTURE_2D, 0);
this.oglStackHandler.pop(gl);
}
@Override
protected void paintColorScale(GL2 gl, Axis1D axis, int width, int height) {
if (colorTexture != null && axis instanceof TaggedAxis1D) {
TaggedAxis1D taggedAxis = (TaggedAxis1D) axis;
colorTexture.prepare(gl, 0);
int count = updateCoordinateBuffers(taggedAxis, width, height);
gl.glTexEnvf(GL2.GL_TEXTURE_ENV, GL2.GL_TEXTURE_ENV_MODE, GL2.GL_REPLACE);
gl.glPolygonMode(GL2.GL_FRONT, GL2.GL_FILL);
gl.glEnable(GL2.GL_TEXTURE_1D);
gl.glEnableClientState(GL2.GL_VERTEX_ARRAY);
gl.glEnableClientState(GL2.GL_TEXTURE_COORD_ARRAY);
gl.glVertexPointer(2, GL2.GL_FLOAT, 0, vertexCoords.rewind());
gl.glTexCoordPointer(1, GL2.GL_FLOAT, 0, textureCoords.rewind());
try {
gl.glDrawArrays(GL2.GL_QUAD_STRIP, 0, count);
} finally {
gl.glDisableClientState(GL2.GL_VERTEX_ARRAY);
gl.glDisableClientState(GL2.GL_TEXTURE_COORD_ARRAY);
gl.glDisable(GL2.GL_TEXTURE_1D);
}
}
gl.glDisable(GL2.GL_TEXTURE_1D);
outlineColorQuad(gl, axis, width, height);
}
protected void beginDrawIcons(DrawContext dc) {
GL2 gl = dc.getGL().getGL2(); // GL initialization checks for GL2 compatibility.
this.oglStackHandler.clear();
int attributeMask =
GL2.GL_DEPTH_BUFFER_BIT // for depth test, depth mask and depth func
| GL2.GL_TRANSFORM_BIT // for modelview and perspective
| GL2.GL_VIEWPORT_BIT // for depth range
| GL2.GL_CURRENT_BIT // for current color
| GL2.GL_COLOR_BUFFER_BIT // for alpha test func and ref, and blend
| GL2.GL_DEPTH_BUFFER_BIT // for depth func
| GL2.GL_ENABLE_BIT; // for enable/disable changes
this.oglStackHandler.pushAttrib(gl, attributeMask);
// Apply the depth buffer but don't change it.
if ((!dc.isDeepPickingEnabled())) gl.glEnable(GL.GL_DEPTH_TEST);
gl.glDepthMask(false);
// Suppress any fully transparent image pixels
gl.glEnable(GL2.GL_ALPHA_TEST);
gl.glAlphaFunc(GL2.GL_GREATER, 0.001f);
// Load a parallel projection with dimensions (viewportWidth, viewportHeight)
this.oglStackHandler.pushProjectionIdentity(gl);
gl.glOrtho(
0d, dc.getView().getViewport().width, 0d, dc.getView().getViewport().height, -1d, 1d);
this.oglStackHandler.pushModelview(gl);
this.oglStackHandler.pushTexture(gl);
if (dc.isPickingMode()) {
this.pickSupport.beginPicking(dc);
// Set up to replace the non-transparent texture colors with the single pick color.
gl.glEnable(GL.GL_TEXTURE_2D);
gl.glTexEnvf(GL2.GL_TEXTURE_ENV, GL2.GL_TEXTURE_ENV_MODE, GL2.GL_COMBINE);
gl.glTexEnvf(GL2.GL_TEXTURE_ENV, GL2.GL_SRC0_RGB, GL2.GL_PREVIOUS);
gl.glTexEnvf(GL2.GL_TEXTURE_ENV, GL2.GL_COMBINE_RGB, GL2.GL_REPLACE);
} else {
gl.glEnable(GL.GL_TEXTURE_2D);
gl.glEnable(GL.GL_BLEND);
gl.glBlendFunc(GL.GL_ONE, GL.GL_ONE_MINUS_SRC_ALPHA);
}
}
public void init(GLAutoDrawable drawable) {
GL2 gl = drawable.getGL().getGL2();
glut = new GLUT();
//
gl.glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
makeStripeImage();
gl.glPixelStorei(GL.GL_UNPACK_ALIGNMENT, 1);
gl.glGenTextures(1, texName, 0);
gl.glBindTexture(GL2.GL_TEXTURE_1D, texName[0]);
gl.glTexParameterf(GL2.GL_TEXTURE_1D, GL2.GL_TEXTURE_WRAP_S, GL2.GL_REPEAT);
gl.glTexParameterf(
GL2.GL_TEXTURE_1D, //
GL2.GL_TEXTURE_MAG_FILTER,
GL.GL_LINEAR);
gl.glTexParameterf(
GL2.GL_TEXTURE_1D, //
GL2.GL_TEXTURE_MIN_FILTER,
GL.GL_LINEAR);
gl.glTexImage1D(
GL2.GL_TEXTURE_1D,
0,
GL2.GL_RGBA,
stripeImageWidth, //
0,
GL2.GL_RGB,
GL.GL_UNSIGNED_BYTE,
stripeImageBuf);
gl.glTexEnvf(GL2.GL_TEXTURE_ENV, GL2.GL_TEXTURE_ENV_MODE, GL2.GL_MODULATE);
currentCoeff = xequalzero;
currentGenMode = GL2.GL_OBJECT_LINEAR;
currentPlane = GL2.GL_OBJECT_PLANE;
gl.glTexGeni(GL2.GL_S, GL2.GL_TEXTURE_GEN_MODE, GL2.GL_OBJECT_LINEAR);
gl.glTexGendv(GL2.GL_S, GL2.GL_OBJECT_PLANE, currentCoeff, 0);
// gl.glEnable(GL.GL_DEPTH_TEST);
gl.glDepthFunc(GL.GL_LESS);
gl.glEnable(GL2.GL_TEXTURE_GEN_S);
gl.glEnable(GL2.GL_TEXTURE_1D);
gl.glEnable(GL.GL_CULL_FACE);
gl.glEnable(GL2.GL_LIGHTING);
gl.glEnable(GL2.GL_LIGHT0);
gl.glEnable(GL2.GL_AUTO_NORMAL);
gl.glEnable(GL2.GL_NORMALIZE);
gl.glFrontFace(GL.GL_CW);
gl.glCullFace(GL.GL_BACK);
gl.glMaterialf(GL.GL_FRONT, GL2.GL_SHININESS, 64.0f);
}
