108 lines
2.4 KiB
C
108 lines
2.4 KiB
C
#include <stdio.h>
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#include <gtk/gtk.h>
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#include <gdk/gdkgl.h>
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#include <gtk/gtkgl.h>
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#include <GL/glut.h>
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#include "config.h"
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#include "display.h"
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void drawLEDs(gint mode) {
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gint x, y, z;
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gint ledIndex = 0;
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if (ledOrientation == TOP_ORIENTATION) {
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glRotatef(90, 2, 0, 0);
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}
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for (z=-10; z<=10; z+=10) // Ebene
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for (y=-10; y<=10; y+=10) // Zeile
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for (x=-10; x<=10; x+=10) { // Spalte
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ledIndex++;
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if (mode == PICKING_MODE) {
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glColor3ub(0, 0, ledIndex*8);
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} else {
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glMaterialfv(GL_FRONT, GL_AMBIENT, (currentFrame[ledIndex-1] == 1 ? ledOnMaterial : ledOffMaterial));
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glMaterialfv(GL_FRONT, GL_DIFFUSE, (currentFrame[ledIndex-1] == 1 ? ledOnMaterial : ledOffMaterial));
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}
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glPushMatrix();
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glTranslatef(x, y, z-0.8);
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glutSolidSphere(1, 16, 16);
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gluCylinder(quadric, 1, 1, 1.9, 16, 2);
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glTranslatef(0, 0, 1.9);
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gluCylinder(quadric, 1.25, 1.25, 0.35, 16, 2);
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gluDisk(quadric, 0, 1.25, 16, 16);
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glTranslatef(0, 0, 0.35);
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gluDisk(quadric, 0, 1.25, 16, 16);
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glPopMatrix();
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}
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}
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void drawWires() {
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gint x, y;
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for (y=-10; y<=10; y+=10)
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for (x=-10; x<=10; x+=10) {
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glMaterialfv(GL_FRONT, GL_AMBIENT, ((x == 0 || y == 0) ? innerWireMaterial : wireMaterial));
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// Front
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glBegin(GL_LINES);
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glVertex3f(x, y, -10);
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glVertex3f(x, y, 10);
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glEnd();
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// Side
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glBegin(GL_LINES);
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glVertex3f(-10, x, y);
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glVertex3f(10, x, y);
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glEnd();
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// Top
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glBegin(GL_LINES);
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glVertex3f(x, -10, y);
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glVertex3f(x, 10, y);
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glEnd();
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}
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}
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void setScene() {
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glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
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glMatrixMode(GL_PROJECTION);
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glLoadIdentity();
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gluPerspective(ZOOM_LEVEL, WINDOW_WIDTH/WINDOW_HEIGHT, 1.0, 350.0);
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glMatrixMode(GL_MODELVIEW);
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glLoadIdentity();
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gluLookAt(lookX, eyeAngle, lookZ, 0, 0, 0, 0, 1, 0);
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}
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// OpenGL Display function
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void display(gboolean onlyForPicking) {
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glClearColor(0.0, 0.0, 0.0, 1.0);
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glEnable(GL_LIGHTING);
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glEnable(GL_DEPTH_TEST);
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glEnable(GL_LIGHT0);
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glLightfv(GL_LIGHT0, GL_AMBIENT, backgroundColor);
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setScene();
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if (onlyForPicking == TRUE) {
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glDisable(GL_DITHER);
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glDisable(GL_LIGHTING);
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drawLEDs(PICKING_MODE);
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glEnable(GL_LIGHTING);
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glEnable(GL_DITHER);
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} else {
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drawLEDs(RENDER_MODE);
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drawWires();
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}
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}
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