@Override
public void init() throws IOException {
super.init();
screen.setTitle("MD2 Loader");
createGameActions();
glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
gluPerspective(45.0f, 800 / 600, 1.0f, 2000.0f);
glMatrixMode(GL_MODELVIEW);
glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST);
// Here, we turn on a lighting and enable lighting. We don't need to
// set anything else for lighting because we will just take the defaults.
// We also want color, so we turn that on
// Habilita Z-Buffer
glEnable(GL_DEPTH_TEST);
glEnable(GL_LIGHT0); // Turn on a light with defaults set
glEnable(GL_LIGHTING); // Turn on lighting
glEnable(GL_COLOR_MATERIAL); // Allow color
// To make our model render somewhat faster, we do some front back culling.
// It seems that Quake2 orders their polygons clock-wise.
// Seleciona o modo de aplicação da textura
glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, modo);
glEnable(GL_CULL_FACE); // Turn culling on
glCullFace(GL_FRONT);
glEnable(GL_TEXTURE_2D);
g_World.load(FILE_NAME);
// g_LoadMd2.importMD2(g_World, "modelsd2/model8/head.md2", "modelsd2/model8/head.png");
// g_LoadMd2.importMD2(g_World, "modelsd2/model8/throne.md2", "modelsd2/model8/throne.png");
}
public void render() {
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); // Clear The Screen And The Depth Buffer
glLoadIdentity(); // Reset The matrix
//////////// *** NEW *** ////////// *** NEW *** ///////////// *** NEW *** ////////////////////
// Give OpenGL our position, then view, then up vector
gluLookAt(0, 1.5f, 100, 0, .5f, 0, 0, 1, 0);
// We want the model to rotate around the axis so we give it a rotation
// value, then increase/decrease it. You can rotate right of left with the arrow keys.
glRotatef(g_RotateX, 0, 1.0f, 0); // Rotate the object around the Y-Axis
g_RotateX += g_RotationSpeed; // Increase the speed of rotation
// Make sure we have valid objects just in case. (size() is in the vector class)
if (g_World.getObject().size() <= 0) return;
for (int i = 0; i < g_World.getObject().size(); i++) {
// Get the current object that we are displaying
Object3d pObject = g_World.getObject(i);
glBindTexture(GL_TEXTURE_2D, pObject.getMaterialID());
// Render lines or normal triangles mode, depending on the global variable
glBegin(g_ViewMode);
// Go through all of the faces (polygons) of the object and draw them
for (int j = 0; j < pObject.getNumFaces(); j++) {
// Go through each corner of the triangle and draw it.
for (int whichVertex = 0; whichVertex < 3; whichVertex++) {
// Get the index for each point in the face
int index = pObject.getFace(j).getVertices(whichVertex);
// Get the index for each texture coord in the face
int index2 = pObject.getFace(j).getTexCoords(whichVertex);
// Give OpenGL the normal for this vertex. Notice that we put a
// - sign in front. It appears that because of the ordering of Quake2's
// polygons, we need to invert the normal
// glNormal3f(-pObject.getNormal(index).x, -pObject.getNormal(index).y,
// -pObject.getNormal(index).z);
// Make sure there was a UVW map applied to the object or else it won't have tex coords.
if (pObject.getNumTexcoords() > 0) {
glTexCoord2f(pObject.getTexcoords(index2).s, pObject.getTexcoords(index2).t);
}
// Pass in the current vertex of the object (Corner of current face)
glVertex3f(
pObject.getVertices(index).x,
pObject.getVertices(index).y,
pObject.getVertices(index).z);
}
}
glEnd();
}
// Render the cubed nodes to visualize the octree (in wire frame mode)
if (g_bDisplayNodes) {
// TOctree.g_Debug.renderDebugLines();
for (int j = 0; j < g_World.getObject().size(); j++) {
g_World.getObject(j).drawBoundingBox();
}
}
}
protected void render() {
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); // Clear The Screen And The Depth Buffer
glLoadIdentity();
camera.look();
// Each frame we calculate the new frustum. In reality you only need to
// calculate the frustum when we move the camera.
GameCore.gFrustum.calculateFrustum();
// Initialize the total node count that is being draw per frame
Octree.totalNodesDrawn = 0;
glPushMatrix();
// Here we draw the octree, starting with the root node and recursing down each node.
// This time, we pass in the root node and just the original world model. You could
// just store the world in the root node and not have to keep the original data around.
// This is up to you. I like this way better because it's easy, though it could be
// more error prone.
octree.drawOctree(octree, g_World);
glPopMatrix();
// Render the cubed nodes to visualize the octree (in wire frame mode)
if (g_bDisplayNodes) Octree.debug.drawBoundingBox();
glPushMatrix();
// If there was a collision, make the Orange ball Red.
if (octree.isObjectColliding()) {
glColor3f(1.0f, 0.0f, 0.0f);
} else {
glColor3f(1.0f, 0.5f, 0.0f); // Disable Lighting.
}
// Move the Ball into place.
glTranslatef(g_BallEntity.x, g_BallEntity.y, g_BallEntity.z);
glDisable(GL_LIGHTING);
// Draw the Ground Intersection Line.
glBegin(GL_LINES);
glColor3f(1, 1, 1);
glVertex3f(g_vGroundISector[0].x, g_vGroundISector[0].y, g_vGroundISector[0].z);
glVertex3f(g_vGroundISector[1].x, g_vGroundISector[1].y, g_vGroundISector[1].z);
glEnd();
// Draw the Forward Intersection Line.
glBegin(GL_LINES);
glColor3f(1, 1, 0);
glVertex3f(
g_vForwardISector[0].x * 10.0f, g_vForwardISector[0].y, g_vForwardISector[0].z * 10.0f);
glVertex3f(
g_vForwardISector[1].x * 10.0f, g_vForwardISector[1].y, g_vForwardISector[1].z * 10.0f);
glEnd();
// Re-enable lighting.
glEnable(GL_LIGHTING);
// System.out.println("x " + g_BallEntity.x + " y " + g_BallEntity.y);
// Draw it!
pObj.draw(g_BallEntity.fRadius, 20, 20);
glPopMatrix();
screen.setTitle(
"Triangles: "
+ Octree.maxTriangles
+ " -Total Draw: "
+ Octree.totalNodesDrawn
+ " -Subdivisions: "
+ Octree.maxSubdivisions
+ " -FPS: "
+ FPSCounter.get()
+ " -Node Collisions: "
+ Octree.numNodesCollided
+ " -Object Colliding? "
+ octree.isObjectColliding());
}