Java GL.glVertex3d方法代碼示例

import javax.media.opengl.GL; //導入方法依賴的package包/類
/**
 * Render all waypoints (the circles in the map), data generated in createWaypointsList
 * @param gl
 * @param triangles
 */
private synchronized void renderWaypoints(GL gl, List<BlendTriangle> triangles) {
    GlColor color = new GlColor(new Color(NbPreferences.forModule(TimelinePanel.class).getInt(TimelinePanel.MapColor.WAYPOINTS_COLOR_KEY.getPrefKey(), TimelinePanel.MapColor.WAYPOINTS_COLOR_KEY.getDegaultARGB())));

    gl.glEnable(GL.GL_COLOR_MATERIAL);
    gl.glShadeModel(GL.GL_SMOOTH);

    gl.glBegin(GL.GL_TRIANGLES);
    for (BlendTriangle triangle : triangles) {
        for (BlendVertex v : triangle.getVerts()) {
            // take color according to width
            gl.glColor4d(color.r, color.g, color.b, color.a);
            gl.glVertex3d(v.getLocation().x, v.getLocation().y, v.getLocation().z + 0.1);
        }
    }
    gl.glEnd();
}
 

import javax.media.opengl.GL; //導入方法依賴的package包/類
/**
 * Render triangles stored in pathTriangles with info from settings
 * @param gl
 */
private synchronized void renderPaths(GL gl, List<PathTriangle> triangles) {
    // Get colors from preferences
    GlColor lowColor = new GlColor(new Color(NbPreferences.forModule(TimelinePanel.class).getInt(TimelinePanel.MapColor.LOW_COLOR_KEY.getPrefKey(), TimelinePanel.MapColor.LOW_COLOR_KEY.getDegaultARGB())));
    GlColor highColor = new GlColor(new Color(NbPreferences.forModule(TimelinePanel.class).getInt(TimelinePanel.MapColor.HIGH_COLOR_KEY.getPrefKey(), TimelinePanel.MapColor.HIGH_COLOR_KEY.getDegaultARGB())));

    boolean includeFlagBehavior = NbPreferences.forModule(TimelinePanel.class).getBoolean(TimelinePanel.INCLUDE_FLAG_KEY, true);

    double deltaZ = this.map.getBox().getDeltaZ();
    double displaceZ = this.map.getBox().minZ;

    gl.glEnable(GL.GL_COLOR_MATERIAL);
    gl.glShadeModel(GL.GL_SMOOTH);

    gl.glBegin(GL.GL_TRIANGLES);
    for (PathTriangle triangle : triangles) {
        boolean render = false;
        if (includeFlagBehavior) {
            render = includeCanRenderPathFlag(triangle.getFlags());
        } else {
            render = excludeCanRenderFlag(triangle.getFlags());
        }
        
        if (render) {
            for (BlendVertex v : triangle.getVerts()) {
                Location vertexLoc = v.getLocation();
                GlColor color = lowColor.getMixedWith(highColor, (vertexLoc.z - displaceZ) / deltaZ);

                gl.glColor4d(color.r, color.g, color.b, color.a);
                gl.glVertex3d(vertexLoc.x, vertexLoc.y, vertexLoc.z);
            }
        }
    }
    gl.glEnd();
}
 

import javax.media.opengl.GL; //導入方法依賴的package包/類
/**
 * Queue proper OGL coordinates and colors to render part of fadeline
 * from start to end as quad.
 *
 * @param gl
 * @param color What color should be used fo quad.
 * @param start Starting location
 * @param end Ending location
 * @param startAlpha How much opque should be quad at start 0(transparent)-1(opaque)
 * @param endAlpha How much should quad be at end 0(transparent)-1(opaque)
 */
private void pushFadeQuad(GL gl, GlColor color, Location start, Location end, double startAlpha, double endAlpha) {
    // directional vector from last to current
    Location dir = Location.sub(start, end).setZ(0);
    if (dir.getLength() == 0) {
        return;
    }

    dir = dir.getNormalized();

    // 90 degrees rotated vector
    Location trans = new Location(dir.y, -dir.x, 0);
    trans = trans.scale(6);

    // line at last location
    Location p1 = end.sub(trans);

    Location p2 = end.add(trans);

    gl.glColor4d(color.r, color.g, color.b, 1 - endAlpha);
    gl.glVertex3d(p1.x, p1.y, p1.z + SPHERE_RADIUS);
    gl.glVertex3d(p2.x, p2.y, p2.z + SPHERE_RADIUS);


    // line at current location
    Location p3 = start.add(trans);
    Location p4 = start.sub(trans);

    gl.glColor4d(color.r, color.g, color.b, 1 - startAlpha);
    gl.glVertex3d(p3.x, p3.y, p3.z + SPHERE_RADIUS);
    gl.glVertex3d(p4.x, p4.y, p4.z + SPHERE_RADIUS);
}
 

import javax.media.opengl.GL; //導入方法依賴的package包/類
public void drawNormalFromOriginForDegug(GL gl){
	gl.glColor3d(1.0, 0.0, 0.0);
	double scale = 1.0;
	gl.glBegin(GL.GL_LINES);
		gl.glVertex3dv(normal.getScaledCopy(scale).getXYZ(), 0);
		gl.glVertex3d(0.0, 0.0, 0.0);
	gl.glEnd();
	
}
 

import javax.media.opengl.GL; //導入方法依賴的package包/類
/**
 * just for debug purposes... 
 * a simple way to visualize the ray in 3D space. 
 * @param gl the GL context on which to render
 * @param length the total length of the line
 */
public void drawLineForDebug(GL gl, double length){
	CSG_Vertex begin = basePoint;
	CSG_Vertex end   = basePoint.addToVertex(direction.getScaledCopy(length));
	gl.glBegin(GL.GL_LINES);
		gl.glVertex3d(begin.getX(), begin.getY(), begin.getZ());
		gl.glVertex3d(end.getX(), end.getY(), end.getZ());			
	gl.glEnd();
	gl.glBegin(GL.GL_POINTS);
		gl.glVertex3d(basePoint.getX(), basePoint.getY(), basePoint.getZ());
	gl.glEnd();
}
 

import javax.media.opengl.GL; //導入方法依賴的package包/類
public void drawSegmentForDebug(GL gl){
	gl.glBegin(GL.GL_LINES);
		gl.glColor3f(0.5f,0.5f,0.5f);
		gl.glVertex3d(startVert.getX(), startVert.getY(), startVert.getZ());
		gl.glVertex3d(endVert.getX(), endVert.getY(), endVert.getZ());			
	gl.glEnd();
	gl.glBegin(GL.GL_POINTS);
		gl.glColor3f(0.0f,1.0f,0.0f);
		gl.glVertex3d(startVert.getX(), startVert.getY(), startVert.getZ());
		gl.glColor3f(1.0f,0.0f,0.0f);
		gl.glVertex3d(endVert.getX(), endVert.getY(), endVert.getZ());	
	gl.glEnd();
}
 

import javax.media.opengl.GL; //導入方法依賴的package包/類
/**
 * Create OpenGl list for grid lines of the map.
 * @return id of a list
 */
private int createGridList(GL gl) {
    Box mapBox = map.getBox();
    int numMainLines = getNumGridLines(mapBox);

    double lineLength = 2 * GRID_SCALE * numMainLines;
    // TODO: Is 10 good arbiotrary number?
    double floorZ = getGridZ();
    int list = gl.glGenLists(1);

    gl.glNewList(list, GL.GL_COMPILE);
    {
        gl.glBegin(GL.GL_LINES);
        {
            // central X lines, red
            double minY = mapBox.getCenterY() - lineLength / 2;
            double maxY = mapBox.getCenterY() + lineLength / 2;

            gl.glColor3d(0.45, 0.29, 0.32);
            gl.glVertex3d(mapBox.getCenterX(), minY, floorZ);
            gl.glVertex3d(mapBox.getCenterX(), maxY, floorZ);

            // central Y line, green
            double minX = mapBox.getCenterX() - lineLength / 2;
            double maxX = mapBox.getCenterX() + lineLength / 2;

            gl.glColor3d(0.3, 0.57, 0.31);
            gl.glVertex3d(minX, mapBox.getCenterY(), floorZ);
            gl.glVertex3d(maxX, mapBox.getCenterY(), floorZ);

            // other lines for better idea about size of level
            // main lines
            for (int line = 1; line <= numMainLines; line++) {
                for (int coef = -1; coef <= 1; coef += 2) {
                    // main lines (darker grey)
                    gl.glColor3d(0.34, 0.34, 0.34);
                    // draw along Y axis
                    gl.glVertex3d(mapBox.getCenterX() + coef * line * GRID_SCALE, minY, floorZ);
                    gl.glVertex3d(mapBox.getCenterX() + coef * line * GRID_SCALE, maxY, floorZ);
                    // draw along X axis
                    gl.glVertex3d(minX, mapBox.getCenterY() + coef * line * GRID_SCALE, floorZ);
                    gl.glVertex3d(maxX, mapBox.getCenterY() + coef * line * GRID_SCALE, floorZ);

                    // minor lines (lighter grey)
                    gl.glColor3d(0.41, 0.41, 0.41);
                    for (int minority = 1; minority < 10; minority++) {
                        // draw along Y axis
                        gl.glVertex3d(mapBox.getCenterX() + coef * ((line - 1) * GRID_SCALE + minority * GRID_SCALE / 10), minY, floorZ);
                        gl.glVertex3d(mapBox.getCenterX() + coef * ((line - 1) * GRID_SCALE + minority * GRID_SCALE / 10), maxY, floorZ);
                        // draw along X axis
                        gl.glVertex3d(minX, mapBox.getCenterY() + coef * ((line - 1) * GRID_SCALE + minority * GRID_SCALE / 10), floorZ);
                        gl.glVertex3d(maxX, mapBox.getCenterY() + coef * ((line - 1) * GRID_SCALE + minority * GRID_SCALE / 10), floorZ);
                    }
                }
            }
        }
        gl.glEnd();
    }
    gl.glEndList();

    return list;
}
 

import javax.media.opengl.GL; //導入方法依賴的package包/類
/**
     * Draw rotation arrow 
     * @param gl
     * @param color What color should arrow be
     * @param center Where is center of arrow
     * @param rotation In what direction does arrow points
     */
    private void renderRotation(GL gl, GlColor color, Location center, Rotation rotation) {
        gl.glPushMatrix();
        {
            gl.glTranslated(center.x, center.y, center.z);

            Location endOfArrow = rotation.toLocation().getNormalized().scale(SPHERE_RADIUS * 2.5);

            gl.glBegin(GL.GL_LINES);
            gl.glColor4d(color.r, color.g, color.b, color.a);
            gl.glVertex3d(0, 0, 0);
            gl.glVertex3d(endOfArrow.x, endOfArrow.y, endOfArrow.z);
            gl.glEnd();

            gl.glTranslated(endOfArrow.x, endOfArrow.y, endOfArrow.z);
            // XXX: This works only in 2D, not 3D, because I am not in the mood
            // to figure out direction of Roll, Yaw and Pitch as well as order of
            // transformations. And rotation.toLocation() returns 2D coords anyway.


            double yaw = rotation.getYaw() / 32767 * 180; // left right, aka around z
            double roll = rotation.getRoll() / 32767 * 180; // clockwise/counter? around x
            double pitch = rotation.getPitch() / 32767 * 180; // up and down,  around y

            /*
            gl.glRotated(pitch, );
            gl.glRotated(yaw, );
            gl.glRotated(roll, );
             */
//            return res.mul(pitch).mul(yaw).mul(roll);

            if (logger.isLoggable(Level.FINE)) logger.fine(" Rotation: Yaw " + yaw + " roll " + roll + " pitch " + pitch);

            //gl.glRotated(roll, 1,0,0);
            gl.glRotated(yaw, 0, 0, 1);
            //gl.glRotated(pitch, 0,1,0);

            gl.glRotated(90, 0, 1, 0);

            glut.glutSolidCone(20, 40, 16, 16);
        }
        gl.glPopMatrix();

    }
 

import javax.media.opengl.GL; //導入方法依賴的package包/類
/**
 * test the sketch plane rotation and CSG_Vertex rotation code.
 * If things are working correctly, every line should end at
 * a point of the same color. (purple lines -> purple points; 
 * orange lines -> orange/green points).S
 * @param gl
 */
public static void testRotation(GL gl){
	
	System.out.println(" ------  GL Rotation Test -------- ");
	
	gl.glLoadIdentity();
	gl.glLineWidth(2.0f);
	gl.glPointSize(5.0f);
	
	CSG_Vertex v1 = new CSG_Vertex(1.0, 1.0, 0.0);
	CSG_Vertex v2 = new CSG_Vertex(2.0, 1.0, 0.0);
	CSG_Vertex v3 = new CSG_Vertex(2.0, 2.0, 0.0);
	CSG_Vertex v4 = new CSG_Vertex(1.0, 2.0, 0.0);
	
	CSG_Vertex vX = new CSG_Vertex(1.0, 0.0, 0.0);
	CSG_Vertex vY = new CSG_Vertex(0.0, 1.0, 0.0);
	CSG_Vertex vZ = new CSG_Vertex(0.0, 0.0, 1.0);
	
	vX.drawPointForDebug(gl);
	vY.drawPointForDebug(gl);
	vZ.drawPointForDebug(gl);

	for(double yInc= -0.25; yInc<0.26; yInc+= 0.1){
		for(double rot=-3.10; rot<3.14; rot+= 0.1){
			
			CSG_Vertex normal = new CSG_Vertex(Math.sin(rot), yInc, Math.cos(rot)).getUnitLength();
			//CSG_Vertex normal = new CSG_Vertex(1.0, 0.0, 0.0);
			CSG_Plane plane = new CSG_Plane(normal, 0.0);
			SketchPlane sP  = new SketchPlane(plane);
		
			//System.out.println("--> normal: " + normal);
			Translation3D translation = new Translation3D(0.0, 0.0, 0.0);
			Rotation3D rotation    = new Rotation3D(sP.getRotationX(), sP.getRotationY(), sP.getRotationZ());
			CSG_Face f1 = new CSG_Face(new CSG_Polygon(v1, v2, v3, v4));
			CSG_Face f2 = f1.getTranslatedCopy(new CSG_Vertex(-3.0,  0.0, 0.0));
			CSG_Face f3 = f1.getTranslatedCopy(new CSG_Vertex(-3.0, -3.0, 0.0));
			CSG_Face f4 = f1.getTranslatedCopy(new CSG_Vertex( 0.0, -3.0, 0.0));
			gl.glColor3d(rot, 0.5, 0.0);
			gl.glPointSize(7.0f);
			//vX.getTranslatedRotatedCopy(translation, rotation).glDrawVertex(gl);
			//vY.getTranslatedRotatedCopy(translation, rotation).glDrawVertex(gl);
			vZ.getTranslatedRotatedCopy(translation, rotation).glDrawVertex(gl);
			f1.applyTranslationRotation(translation, rotation);
			f2.applyTranslationRotation(translation, rotation);
			f3.applyTranslationRotation(translation, rotation);
			f4.applyTranslationRotation(translation, rotation);
			//f1.glDrawFace(gl); // 
			//f2.glDrawFace(gl); // uncomment these faces to see how
			//f3.glDrawFace(gl); // planar regions are rotated.
			//f4.glDrawFace(gl); //
			
			gl.glColor3d(0.8, 0.0, 0.8);
			sP.getVar1Axis().glDrawVertex(gl);
			
			plane.drawNormalFromOriginForDegug(gl);
			gl.glRotatef((float)(rotation.getXRot()*180.0/Math.PI), 1.0f, 0.0f, 0.0f);
		    gl.glRotatef((float)(rotation.getYRot()*180.0/Math.PI), 0.0f, 1.0f, 0.0f);
		    gl.glRotatef((float)(rotation.getZRot()*180.0/Math.PI), 0.0f, 0.0f, 1.0f);
		    gl.glColor3d(0.9, 0.7, 0.3);
		    gl.glPointSize(5.0f);
		    //vZ.glDrawVertex(gl);
		    gl.glBegin(GL.GL_LINES);
		    	gl.glColor3d(0.9, 0.7, 0.3); // normal
		    	gl.glVertex3d(0.0, 0.0, 0.0);
		    	gl.glVertex3d(vZ.getX(), vZ.getY(), vZ.getZ());
		    	gl.glColor3d(0.9, 0.3, 0.9); // x-axis
		    	gl.glVertex3d(0.0, 0.0, 0.0);
		    	gl.glVertex3d(1.0, 0.0, 0.0);		    	
		    gl.glEnd();
		    gl.glLoadIdentity();
		    gl.glColor3d(0.7, 0.7, 0.7);
		}
	}		
}
 

import javax.media.opengl.GL; //導入方法依賴的package包/類
/**
 * test the perimeter formation routine.  
 * This should be able to take any CSG_Face composed of
 * many convex polygons and return just the points
 * along hte face's perimeter for edge drawing 
 * purposes in open GL.
 * @param gl
 */
public static void testPerimeterFormation(GL gl){
	gl.glLoadIdentity();
	gl.glTranslated(-5.0, 0.0, 0.0);
	Point2D ptA = new Point2D(0.0, 0.0);
	Point2D ptB = new Point2D(2.0, 0.0);
	Point2D ptC = new Point2D(2.0, 2.0);
	Point2D ptD = new Point2D(1.1, 1.0);
	Point2D ptE = new Point2D(2.0, 3.0);
	Point2D ptF = new Point2D(3.0, 2.0);
	Point2D ptG = new Point2D(2.5, 1.0);
	Point2D ptH = new Point2D(2.5, 0.0);
	Point2D ptI = new Point2D(4.0, 1.0);
	Point2D ptJ = new Point2D(3.0, 3.0);
	Point2D ptK = new Point2D(2.0, 4.0);
	Point2D ptL = new Point2D(0.0, 2.0);
	Point2D ptM = new Point2D(-1.0, 1.0);
	
	
	Prim2DLine l1  = new Prim2DLine(ptA, ptB);
	Prim2DLine l2  = new Prim2DLine(ptB, ptC);
	Prim2DLine l3  = new Prim2DLine(ptC, ptD);
	Prim2DLine l4  = new Prim2DLine(ptD, ptE);
	Prim2DLine l5  = new Prim2DLine(ptE, ptF);
	Prim2DLine l6  = new Prim2DLine(ptF, ptG);
	Prim2DLine l7  = new Prim2DLine(ptG, ptH);
	Prim2DLine l8  = new Prim2DLine(ptH, ptI);
	Prim2DLine l9  = new Prim2DLine(ptI, ptJ);
	Prim2DLine l10 = new Prim2DLine(ptJ, ptK);
	Prim2DLine l11 = new Prim2DLine(ptK, ptL);
	Prim2DLine l12 = new Prim2DLine(ptL, ptM);
	Prim2DLine l13 = new Prim2DLine(ptM, ptA);
	Prim2DCycle cycle = new Prim2DCycle();
	cycle.add(l1);
	cycle.add(l2);
	cycle.add(l3);
	cycle.add(l4);
	cycle.add(l5);
	cycle.add(l6);
	cycle.add(l7);
	cycle.add(l8);
	cycle.add(l9);
	cycle.add(l10);
	cycle.add(l11);
	cycle.add(l12);
	cycle.add(l13);
	
	Region2D region = new Region2D(cycle);
	CSG_Face face = region.getCSG_Face();
	
	face.drawFaceForDebug(gl);
	face.drawFaceLinesForDebug(gl);
	
	gl.glTranslated(5.0, 0.0, 0.0);
	// now find the perimeter and draw that...
	gl.glLineWidth(3.0f);
	gl.glPointSize(5.0f);
	gl.glColor3d(0.9, 0.7, 0.3);
	LinkedList<CSG_Vertex> perim = face.getPerimeterVertices();
	for(int i=0; i<perim.size(); i++){
		CSG_Vertex vA = perim.get(i);
		CSG_Vertex vB = perim.get((i+1)%perim.size());
		gl.glBegin(GL.GL_LINE_LOOP);
			gl.glVertex3d(vA.getX(), vA.getY(), vA.getZ());
			gl.glVertex3d(vB.getX(), vB.getY(), vB.getZ());
		gl.glEnd();
	}
	
	//System.out.println("face area: " + face.getArea());
	gl.glLoadIdentity();
}
 

import javax.media.opengl.GL; //導入方法依賴的package包/類
public static void line3D(GL gl, Point3D ptA, Point3D ptB){
	gl.glBegin(GL.GL_LINES);
		gl.glVertex3d(ptA.getX(), ptA.getY(), ptA.getZ());
		gl.glVertex3d(ptB.getX(), ptB.getY(), ptB.getZ());
	gl.glEnd();
}
 

import javax.media.opengl.GL; //導入方法依賴的package包/類
public static void line2D(GL gl, Point2D ptA, Point2D ptB, double zOffset){
	gl.glBegin(GL.GL_LINES);
		gl.glVertex3d(ptA.getX(), ptA.getY(), zOffset);
		gl.glVertex3d(ptB.getX(), ptB.getY(), zOffset);
	gl.glEnd();
}
 

import javax.media.opengl.GL; //導入方法依賴的package包/類
public static void point(GL gl, double x, double y, double z, double size){
	gl.glPointSize((float)size);
	gl.glBegin(GL.GL_POINTS);
		gl.glVertex3d(x, y, z);
	gl.glEnd();
}
 

import javax.media.opengl.GL; //導入方法依賴的package包/類
public void drawPointForDebug(GL gl){
	gl.glColor3d(0.0, 1.0, 0.0);
	gl.glBegin(GL.GL_POINTS);
		gl.glVertex3d(x, y, z);
	gl.glEnd();
}
 

import javax.media.opengl.GL; //導入方法依賴的package包/類
public void glDrawVertex(GL gl){
	gl.glBegin(GL.GL_POINTS);
		gl.glVertex3d(x, y, z);
	gl.glEnd();
}