refactored windows
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167
src/lsystem/screen/gl3d/DrawHelper.java
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167
src/lsystem/screen/gl3d/DrawHelper.java
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package lsystem.screen.gl3d;
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import com.jogamp.opengl.GL2;
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import com.jogamp.opengl.util.gl2.GLUT;
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import lsystem.screen.gl2d.SwingGLCanvas2D;
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public class DrawHelper {
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public static void placeCamera(GL2 gl, GLCanvas canvas) {
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gl.glRotatef(canvas.camera[4], 1f, 0f, 0f);
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gl.glRotatef(canvas.camera[3], 0f, 1f, 0f);
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gl.glRotatef(canvas.camera[5], 0f, 0f, 1f);
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}
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public static void placeCamera(GL2 gl, SwingGLCanvas2D canvas) {
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gl.glRotatef(canvas.camera[4], 1f, 0f, 0f);
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gl.glRotatef(canvas.camera[3], 0f, 1f, 0f);
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gl.glRotatef(canvas.camera[5], 0f, 0f, 1f);
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}
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public static void drawAxes(GL2 gl, GLUT glut) {
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gl.glRasterPos3f(0f, 0f, 0f);
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gl.glColor3f(255f, 0f, 0f);
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gl.glBegin(GL2.GL_LINES);
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gl.glVertex3f(0f, 0f, 0f);
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gl.glVertex3f(1f, 0f, 0f);
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gl.glVertex3f(0f, 0f, 0f);
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gl.glVertex3f(0f, 1f, 0f);
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gl.glVertex3f(0f, 0f, 0f);
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gl.glVertex3f(0f, 0f, 1f);
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gl.glColor3f(255f, 255f, 255f);
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for (int i = -25; i < 26; i++) {
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gl.glVertex3f(-25f, 0f, i);
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gl.glVertex3f(25f, 0f, i);
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gl.glVertex3f(i, 0, -25f);
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gl.glVertex3f(i, 0, 25f);
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}
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gl.glEnd();
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gl.glRasterPos3f(1.1f, 0.0f, 0.0f);
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glut.glutBitmapCharacter(GLUT.BITMAP_HELVETICA_18, 'X');
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gl.glRasterPos3f(0.0f, 1.1f, 0.0f);
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glut.glutBitmapCharacter(GLUT.BITMAP_HELVETICA_18, 'Y'); // draw the y axis
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gl.glRasterPos3f(0.0f, 0.0f, 1.1f);
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glut.glutBitmapCharacter(GLUT.BITMAP_HELVETICA_18, 'Z'); // draw the z axis
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}
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public static void drawRectangularPrism(GL2 gl, float leftBottomX, float leftBottomY, float leftBottomZ,
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float rightUpX, float rightUpY, float rightUpZ) {
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gl.glPushMatrix();
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gl.glBegin(GL2.GL_QUADS);
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gl.glVertex3f(leftBottomX, leftBottomY, leftBottomZ);
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gl.glVertex3f(rightUpX, leftBottomY, leftBottomZ);
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gl.glVertex3f(rightUpX, rightUpY, leftBottomZ);
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gl.glVertex3f(leftBottomX, rightUpY, leftBottomZ);
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gl.glVertex3f(leftBottomX, leftBottomY, leftBottomZ);
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gl.glVertex3f(leftBottomX, leftBottomY, rightUpZ);
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gl.glVertex3f(leftBottomX, rightUpY, rightUpZ);
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gl.glVertex3f(leftBottomX, rightUpY, leftBottomZ);
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gl.glVertex3f(rightUpX, leftBottomY, leftBottomZ);
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gl.glVertex3f(rightUpX, leftBottomY, rightUpZ);
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gl.glVertex3f(rightUpX, rightUpY, rightUpZ);
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gl.glVertex3f(rightUpX, rightUpY, leftBottomZ);
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gl.glVertex3f(leftBottomX, leftBottomY, rightUpZ);
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gl.glVertex3f(rightUpX, leftBottomY, rightUpZ);
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gl.glVertex3f(rightUpX, rightUpY, rightUpZ);
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gl.glVertex3f(leftBottomX, rightUpY, rightUpZ);
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gl.glEnd();
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gl.glPopMatrix();
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}
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public static void drawDebugInformation(GL2 gl, GLUT glut, GLCanvas canvas) {
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gl.glRasterPos3f(canvas.camera[0], canvas.camera[1], canvas.camera[2] - 1);
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gl.glColor3f(1f, 1f, 1f);
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glut.glutBitmapString(GLUT.BITMAP_HELVETICA_18,
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"x=" + canvas.camera[0] + ", y=" + canvas.camera[1] + ", z=" + canvas.camera[2] + "\n yaw = "
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+ canvas.camera[3] + " pitch = " + canvas.camera[4] + " roll = " + canvas.camera[5]);
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}
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public static void drawDebugInformation(GL2 gl, GLUT glut, SwingGLCanvas2D canvas) {
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gl.glRasterPos3f(canvas.camera[0], canvas.camera[1], canvas.camera[2] - 1);
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gl.glColor3f(1f, 1f, 1f);
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glut.glutBitmapString(GLUT.BITMAP_HELVETICA_18,
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"x=" + canvas.camera[0] + ", y=" + canvas.camera[1] + ", z=" + canvas.camera[2] + "\n yaw = "
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+ canvas.camera[3] + " pitch = " + canvas.camera[4] + " roll = " + canvas.camera[5]);
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}
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public static void drawStick(GL2 gl, float echelle, float x, float y, int angle) {
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angle = angle - ((angle / 360) * 360);
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switch (angle) {
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case -315:
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angle = 45;
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;
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case -270:
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angle = 90;
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;
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case -225:
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angle = 135;
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;
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case -180:
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angle = 180;
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;
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case -135:
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angle = 225;
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;
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case -90:
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angle = 270;
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;
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case -45:
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angle = 315;
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;
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}
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// Direction
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int newX=0, newY=0;
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switch (angle) {
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case 0:
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newX = 1;
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newY = 1;
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break;
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case 45:
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newX = 1;
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newY = 0;
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break;
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case 90:
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newX = 1;
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newY = -1;
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break;
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case 135:
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newX = 0;
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newY = -1;
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break;
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case 180:
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newX = -1;
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newY = -1;
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break;
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case 225:
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newX = -1;
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newY = 0;
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break;
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case 270:
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newX = -1;
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newY = 1;
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break;
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case 315:
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newX = 0;
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newY = 1;
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break;
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}
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gl.glBegin(GL2.GL_LINES);
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gl.glVertex2f(x, y);
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gl.glVertex2f(x + (echelle * newX), y + (echelle * newY));
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gl.glEnd();
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/* System.out.println("X : " +(x + (echelle * newX)));
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System.out.println("Y : " +(y + (echelle * newY)));
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System.out.println("angle : " +angle);
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System.out.println("newX : " +newX);
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System.out.println("newY : " +newY);*/
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}
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}
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