@Override
protected void serialize(int i, Vector3f store) {
int j = i * getTupleSize();
array[j] = store.getX();
array[j + 1] = store.getY();
array[j + 2] = store.getZ();
}
@Override
public void update(float tpf) {
if (forward ^ backward) {
// float yCoord = charControl.getRigidBody().getLinearVelocity().getY();
Vector3f charLocation = charControl.getPhysicsLocation();
Vector3f walkDir =
charLocation
.subtract(app.getCamera().getLocation().clone().setY(charLocation.getY()))
.normalizeLocal();
if (backward) {
walkDir.negateLocal();
}
charControl.setWalkDirection(walkDir);
charControl.setMove(true);
} else {
charControl.setMove(false);
}
if (jump) {
charControl.setJump();
jump = false;
}
Vector3f camdir = app.getCamera().getDirection().clone();
Quaternion newRot = new Quaternion();
newRot.lookAt(camdir.setY(0), Vector3f.UNIT_Y);
charControl.setRotationInUpdate(newRot);
}
/**
* Warp into the scene on the nav mesh, finding the nearest cell. The currentCell and position3d
* are updated and this new position is returned. This updates the state of the path finder!
*
* @return the new position in the nearest cell
*/
public Vector3f warp(Vector3f newPos) {
Vector3f newPos2d = new Vector3f(newPos.x, 0, newPos.z);
currentCell = navMesh.findClosestCell(newPos2d);
currentPos3d.set(navMesh.snapPointToCell(currentCell, newPos2d));
currentPos3d.setY(newPos.getY());
currentPos.set(currentPos3d.getX(), currentPos3d.getZ());
return currentPos3d;
}
public Wall(Vector3f start, float xi, float zi, int spaces) {
float x = start.getX();
float z = start.getZ();
float xl = 0;
float zl = 0;
Vector3f loc = new Vector3f(0, 0, 0);
int i = 0;
ends[0] = start.clone();
while (i < spaces) {
loc = new Vector3f(x + (i * xi), start.getY(), z + (i * zi));
if (world.get(loc) != null
&& (world.get(loc).contains("h") || world.get(loc).contains("w"))) {
break;
} else {
world.put(loc, "w");
}
xl += xi;
zl += zi;
i++;
}
i--;
if (i > 0) {
spaces -= i;
} else {
spaces -= 1;
}
if (spaces > 0) {
walls.add(new Wall(loc.clone().add(xi, 0, zi), xi, zi, spaces));
}
if (xl == 0 && zl == 0) {
return;
}
loc = new Vector3f(x + ((i / 2f) * xi), start.getY(), z + ((i / 2f) * zi));
map.add(
geoWall(
loc,
xl,
zl,
T.getMaterialPath("synthetic"),
new Vector2f(Math.max(FastMath.abs(xl), FastMath.abs(zl)), 2),
true));
}
private void lockToSight() {
Ship target = host.getTarget();
if (target != null) {
setVisible(true);
float speed = host.getAverageCannonSpeed();
Vector3f del = host.leadTargetLocation(target, speed);
// get screen coordinates
Vector3f sLoc = camera.getScreenCoordinates(del);
// set position
setX((int) sLoc.getX() - width / 2);
setY((int) sLoc.getY() - height / 2);
} else {
setVisible(false);
}
}
public Vector3f onMove(Vector3f moveVec) {
if (moveVec.equals(Vector3f.ZERO)) {
return currentPos3d;
}
Vector3f newPos2d = new Vector3f(currentPos3d);
newPos2d.addLocal(moveVec);
newPos2d.setY(0);
Vector3f currentPos2d = new Vector3f(currentPos3d);
currentPos2d.setY(0);
// Cell nextCell = navMesh.resolveMotionOnMesh(currentPos2d, currentCell, newPos2d, newPos2d);
// currentCell = nextCell;
newPos2d.setY(currentPos3d.getY());
return newPos2d;
}
private static void convertNormals(FloatBuffer input, ByteBuffer output) {
if (output.capacity() < input.capacity())
throw new RuntimeException("Output must be at least as large as input!");
input.clear();
output.clear();
Vector3f temp = new Vector3f();
int vertexCount = input.capacity() / 3;
for (int i = 0; i < vertexCount; i++) {
BufferUtils.populateFromBuffer(temp, input, i);
// offset and scale vector into -128 ... 127
temp.multLocal(127).addLocal(0.5f, 0.5f, 0.5f);
// quantize
byte v1 = (byte) temp.getX();
byte v2 = (byte) temp.getY();
byte v3 = (byte) temp.getZ();
// store
output.put(v1).put(v2).put(v3);
}
}
@Override
public void initParticleData(Emitter emitter, int numParticles) {
setMode(Mode.Triangles);
this.emitter = emitter;
this.finVerts = BufferUtils.createFloatBuffer(templateVerts.capacity() * numParticles);
try {
this.finCoords = BufferUtils.createFloatBuffer(templateCoords.capacity() * numParticles);
} catch (Exception e) {
}
this.finIndexes = BufferUtils.createShortBuffer(templateIndexes.size() * numParticles);
this.finNormals = BufferUtils.createFloatBuffer(templateNormals.capacity() * numParticles);
this.finColors = BufferUtils.createFloatBuffer(templateVerts.capacity() / 3 * 4 * numParticles);
int index = 0, index2 = 0, index3 = 0, index4 = 0, index5 = 0;
int indexOffset = 0;
for (int i = 0; i < numParticles; i++) {
templateVerts.rewind();
for (int v = 0; v < templateVerts.capacity(); v += 3) {
tempV3.set(templateVerts.get(v), templateVerts.get(v + 1), templateVerts.get(v + 2));
finVerts.put(index, tempV3.getX());
index++;
finVerts.put(index, tempV3.getY());
index++;
finVerts.put(index, tempV3.getZ());
index++;
}
try {
templateCoords.rewind();
for (int v = 0; v < templateCoords.capacity(); v++) {
finCoords.put(index2, templateCoords.get(v));
index2++;
}
} catch (Exception e) {
}
for (int v = 0; v < templateIndexes.size(); v++) {
finIndexes.put(index3, (short) (templateIndexes.get(v) + indexOffset));
index3++;
}
indexOffset += templateVerts.capacity() / 3;
templateNormals.rewind();
for (int v = 0; v < templateNormals.capacity(); v++) {
finNormals.put(index4, templateNormals.get(v));
index4++;
}
for (int v = 0; v < finColors.capacity(); v++) {
finColors.put(v, 1.0f);
}
}
// Help GC
// tempV3 = null;
// templateVerts = null;
// templateCoords = null;
// templateIndexes = null;
// templateNormals = null;
// Clear & ssign buffers
this.clearBuffer(VertexBuffer.Type.Position);
this.setBuffer(VertexBuffer.Type.Position, 3, finVerts);
this.clearBuffer(VertexBuffer.Type.TexCoord);
try {
this.setBuffer(VertexBuffer.Type.TexCoord, 2, finCoords);
} catch (Exception e) {
}
this.clearBuffer(VertexBuffer.Type.Index);
this.setBuffer(VertexBuffer.Type.Index, 3, finIndexes);
this.clearBuffer(VertexBuffer.Type.Normal);
this.setBuffer(VertexBuffer.Type.Normal, 3, finNormals);
this.clearBuffer(VertexBuffer.Type.Color);
this.setBuffer(VertexBuffer.Type.Color, 4, finColors);
this.updateBound();
}
@Override
public void updateParticleData(ParticleData[] particles, Camera cam, Matrix3f inverseRotation) {
for (int i = 0; i < particles.length; i++) {
ParticleData p = particles[i];
int offset = templateVerts.capacity() * i;
int colorOffset = templateColors.capacity() * i;
if (p.life == 0 || !p.active) {
for (int x = 0; x < templateVerts.capacity(); x += 3) {
finVerts.put(offset + x, 0);
finVerts.put(offset + x + 1, 0);
finVerts.put(offset + x + 2, 0);
}
continue;
}
for (int x = 0; x < templateVerts.capacity(); x += 3) {
switch (emitter.getBillboardMode()) {
case Velocity:
if (p.velocity.x != Vector3f.UNIT_Y.x
&& p.velocity.y != Vector3f.UNIT_Y.y
&& p.velocity.z != Vector3f.UNIT_Y.z)
up.set(p.velocity).crossLocal(Vector3f.UNIT_Y).normalizeLocal();
else up.set(p.velocity).crossLocal(lock).normalizeLocal();
left.set(p.velocity).crossLocal(up).normalizeLocal();
dir.set(p.velocity);
break;
case Velocity_Z_Up:
if (p.velocity.x != Vector3f.UNIT_Y.x
&& p.velocity.y != Vector3f.UNIT_Y.y
&& p.velocity.z != Vector3f.UNIT_Y.z)
up.set(p.velocity).crossLocal(Vector3f.UNIT_Y).normalizeLocal();
else up.set(p.velocity).crossLocal(lock).normalizeLocal();
left.set(p.velocity).crossLocal(up).normalizeLocal();
dir.set(p.velocity);
rotStore = tempQ.fromAngleAxis(-90 * FastMath.DEG_TO_RAD, left);
left = rotStore.mult(left);
up = rotStore.mult(up);
break;
case Velocity_Z_Up_Y_Left:
up.set(p.velocity).crossLocal(Vector3f.UNIT_Y).normalizeLocal();
left.set(p.velocity).crossLocal(up).normalizeLocal();
dir.set(p.velocity);
tempV3.set(left).crossLocal(up).normalizeLocal();
rotStore = tempQ.fromAngleAxis(90 * FastMath.DEG_TO_RAD, p.velocity);
left = rotStore.mult(left);
up = rotStore.mult(up);
rotStore = tempQ.fromAngleAxis(-90 * FastMath.DEG_TO_RAD, left);
up = rotStore.mult(up);
break;
case Normal:
emitter.getShape().setNext(p.triangleIndex);
tempV3.set(emitter.getShape().getNormal());
if (tempV3 == Vector3f.UNIT_Y) tempV3.set(p.velocity);
up.set(tempV3).crossLocal(Vector3f.UNIT_Y).normalizeLocal();
left.set(tempV3).crossLocal(up).normalizeLocal();
dir.set(tempV3);
break;
case Normal_Y_Up:
emitter.getShape().setNext(p.triangleIndex);
tempV3.set(p.velocity);
if (tempV3 == Vector3f.UNIT_Y) tempV3.set(Vector3f.UNIT_X);
up.set(Vector3f.UNIT_Y);
left.set(tempV3).crossLocal(up).normalizeLocal();
dir.set(tempV3);
break;
case Camera:
up.set(cam.getUp());
left.set(cam.getLeft());
dir.set(cam.getDirection());
break;
case UNIT_X:
up.set(Vector3f.UNIT_Y);
left.set(Vector3f.UNIT_Z);
dir.set(Vector3f.UNIT_X);
break;
case UNIT_Y:
up.set(Vector3f.UNIT_Z);
left.set(Vector3f.UNIT_X);
dir.set(Vector3f.UNIT_Y);
break;
case UNIT_Z:
up.set(Vector3f.UNIT_X);
left.set(Vector3f.UNIT_Y);
dir.set(Vector3f.UNIT_Z);
break;
}
tempV3.set(templateVerts.get(x), templateVerts.get(x + 1), templateVerts.get(x + 2));
tempV3 = rotStore.mult(tempV3);
tempV3.multLocal(p.size);
rotStore.fromAngles(p.angles.x, p.angles.y, p.angles.z);
tempV3 = rotStore.mult(tempV3);
tempV3.addLocal(p.position);
if (!emitter.getParticlesFollowEmitter()) {
tempV3.subtractLocal(
emitter
.getEmitterNode()
.getWorldTranslation()
.subtract(p.initialPosition)); // .divide(8f));
}
finVerts.put(offset + x, tempV3.getX());
finVerts.put(offset + x + 1, tempV3.getY());
finVerts.put(offset + x + 2, tempV3.getZ());
}
if (p.emitter.getApplyLightingTransform()) {
for (int v = 0; v < templateNormals.capacity(); v += 3) {
tempV3.set(
templateNormals.get(v), templateNormals.get(v + 1), templateNormals.get(v + 2));
rotStore.fromAngles(p.angles.x, p.angles.y, p.angles.z);
mat3.set(rotStore.toRotationMatrix());
float vx = tempV3.x, vy = tempV3.y, vz = tempV3.z;
tempV3.x = mat3.get(0, 0) * vx + mat3.get(0, 1) * vy + mat3.get(0, 2) * vz;
tempV3.y = mat3.get(1, 0) * vx + mat3.get(1, 1) * vy + mat3.get(1, 2) * vz;
tempV3.z = mat3.get(2, 0) * vx + mat3.get(2, 1) * vy + mat3.get(2, 2) * vz;
finNormals.put(offset + v, tempV3.getX());
finNormals.put(offset + v + 1, tempV3.getY());
finNormals.put(offset + v + 2, tempV3.getZ());
}
}
for (int v = 0; v < templateColors.capacity(); v += 4) {
finColors
.put(colorOffset + v, p.color.r)
.put(colorOffset + v + 1, p.color.g)
.put(colorOffset + v + 2, p.color.b)
.put(colorOffset + v + 3, p.color.a * p.alpha);
}
}
this.setBuffer(VertexBuffer.Type.Position, 3, finVerts);
if (particles[0].emitter.getApplyLightingTransform())
this.setBuffer(VertexBuffer.Type.Normal, 3, finNormals);
this.setBuffer(VertexBuffer.Type.Color, 4, finColors);
updateBound();
}
public Hallway(Vector3f start, float xi, float zi) {
float x = start.getX() + xi;
float z = start.getZ() + zi;
float rng, dist;
int len = 0;
int spread = 0;
int lenMax = FastMath.nextRandomInt(HALL_LENGTH_MIN, HALL_LENGTH_MAX);
boolean b = false;
// Make sure both xi and zi have an absolute value of 1:
xi = A.sign(xi);
zi = A.sign(zi);
// Assign the first 2 corners:
corners[0] =
new Vector3f(
(zi * (HALL_WIDTH - 1)) + x,
start.getY(),
(xi * (HALL_WIDTH - 1)) + z); // Bottom Left
corners[1] =
new Vector3f(
(-zi * (HALL_WIDTH - 1)) + x,
start.getY(),
(-xi * (HALL_WIDTH - 1)) + z); // Bottom Right
Vector3f left = corners[0].clone();
Vector3f right = corners[1].clone();
ArrayList<HallData> newHalls = new ArrayList(1);
while (len <= lenMax) {
if (world.get(left) != null && world.get(left).contains("h")) {
b = true;
}
if (world.get(right) != null && world.get(right).contains("h")) {
b = true;
}
// Check each of the spaces in this step for hallway:
if (b) {
right.addLocal(-xi, 0, -zi);
left.addLocal(-xi, 0, -zi);
break;
}
world.put(left.clone(), "h");
world.put(right.add(zi, 0, xi), "h");
world.put(right.clone(), "h");
// Check distance & random to see if more hallways should be created:
dist = left.distance(Vector3f.ZERO);
rng = FastMath.nextRandomFloat();
if (dist < HALL_MAX_RADIUS && spread > HALL_SPREAD && len < lenMax) {
if (rng < 0.13f) {
newHalls.add(new HallData(left.clone(), zi, xi));
spread = 0;
} else if (rng < 0.26f) {
newHalls.add(new HallData(right.clone(), -zi, -xi));
spread = 0;
} else if (rng < 0.33f) {
newHalls.add(new HallData(left.clone(), zi, xi));
newHalls.add(new HallData(right.clone(), -zi, -xi));
spread = 0;
}
}
x += xi;
z += zi;
spread++;
len++;
left.addLocal(xi, 0, zi);
right.addLocal(xi, 0, zi);
}
corners[2] = right.clone(); // Top Right
corners[3] = left.clone(); // Top Left
// Generate hallways:
int j = 0;
while (j < newHalls.size()) {
hallways.add(new Hallway(newHalls.get(j).start, newHalls.get(j).xi, newHalls.get(j).zi));
j++;
}
// Return if there's no hallway to generate (0 in size):
float xs = FastMath.abs(corners[1].getX() - corners[3].getX()) + 1;
float zs = FastMath.abs(corners[1].getZ() - corners[3].getZ()) + 1;
if (Math.min(FastMath.abs(xs), FastMath.abs(zs)) < 1) {
return;
}
// Generate the front wall:
walls.add(new Wall(left.add(xi, 0, zi), -zi, -xi, HALL_WIDTH * 2 - 1));
walls.add(new Wall(left.add(zi, 0, xi), -xi, -zi, len + 1));
walls.add(new Wall(right.add(-zi, 0, -xi), -xi, -zi, len + 1));
// Generate the actual floor:
float xloc = (corners[3].getX() + corners[1].getX()) * 0.5f;
float zloc = (corners[3].getZ() + corners[1].getZ()) * 0.5f;
NPCManager.addNew("grunt", new Vector3f(xloc, start.getY(), zloc).mult(ZS).add(0, 5, 0));
center = new Vector3f(xloc, start.getY() - 0.5f, zloc);
floor = geoFloor(center, xs, zs, T.getMaterialPath("BC_Tex"), new Vector2f(zs, xs), true);
map.add(floor);
}
private double basicCSG(Vector3f point, Skeleton currentSkeleton) {
double sum = 0;
boolean isCSG = SceneManager.get().csgEnabled;
for (int i = 0; i < currentSkeleton.branches.size(); i++) {
SkeletonBranch branch = currentSkeleton.branches.get(i);
for (int j = 0; j < branch.points.size() - 1; j++) {
SkeletonPoint SP1 = branch.points.get(j);
SkeletonPoint SP2 = branch.points.get(j + 1);
// TriangulationPoint P1 = SP1.point;
// TriangulationPoint P2 = SP2.point;
// Vector3f p = new Vector3f(P1.getXf(), P1.getYf(), P1.getZf());
// Vector3f q = new Vector3f(P2.getXf(), P2.getYf(), P2.getZf());
Vector3f p = SP1.point;
Vector3f q = SP2.point;
// calculate radius of influence
float Rp = (float) SP1.radius;
float Rq = (float) SP2.radius;
// calculate surface points Sp and Sq
Vector3f PQ = q.subtract(p);
Vector3f normalVector = new Vector3f(-PQ.getY(), PQ.getX(), PQ.getZ()).normalize();
Vector3f Sp = p.add(normalVector.mult(Rp));
Vector3f Sq = q.add(normalVector.mult(Rq));
Vector3f Smid = Sp.add(Sq).divide(2f);
// System.out.println("L: " + PQ.length() + " Sp: " + Sp + " Sq: " +
// Sq + " Smid: " + Smid);
// calculate weights
double w0 = T / flt(Sp, p, q);
double w1 = T / ft(Sq, p, q);
// division factor
w0 /= (double) SP1.divisionFactor;
w1 /= (double) SP2.divisionFactor;
double k = T / (w0 * flt(Smid, p, q) + w1 * ft(Smid, p, q));
// scale factor
w0 *= k;
w1 *= k;
// System.out.println("j " + j);
// System.out.println("w0 " + w0 + " w1 " + w1);
// CSG blending
if (isCSG) {
double fx = cauchy(point, p, q, w0, w1);
double R = cauchy(Smid, p, q, w0, w1);
double blending = blending(-fx + T, R);
sum += blending;
} else {
// common sum
sum += cauchy(point, p, q, w0, w1);
}
}
}
// if(sum > 1)
// blendingGTone++;
// else if(sum < 1)
// blendingLTone++;
// sum /= n;
// Vector3f A = new Vector3f(-5f, 0.0f, 0.0f);
// Vector3f B = new Vector3f(5f, 0.0f, 0.0f);
// Vector3f C = new Vector3f(-5f, 4.0f, 0.0f);
// Vector3f D = new Vector3f(5f, 4.0f, 0.0f);
//
// // define threshold based on a pre determined surface point
// float radius = 5.0f;
// Vector3f AB = B.subtract(A);
// Vector3f normalVectorAB = new Vector3f(-AB.getY(), AB.getX(),
// AB.getZ()).normalize().mult(radius);
// Vector3f midPointAB = (A.add(B)).divide(2f);
// Vector3f surfacePointAB = midPointAB.add(normalVectorAB);
//
// T = 1.0;
//
// sum += blending(-cauchy(point, A, B) + T, cauchy(surfacePointAB, A,
// B));
// sum += blending(-cauchy(point, C, D) + T, cauchy(surfacePointAB, C,
// D));
// sum = cauchy(point, A, B) + cauchy(point, C, D);
// if(!single) //i.e. is multiple
// {
// // common sum
//// double result = -sum + T;
//// if (result > 0)
//// positive++;
//// else if (result < 0)
//// negative++;
//// return result;
// return sum;
// }
// else
// {
if (!isCSG) return T - sum;
else
// CSG composition
return 1 - sum;
// }
}
private double[] convertVectorToArray(final Vector3f f) {
return new double[] {f.getX(), f.getY(), f.getZ()};
}
/**
* Uploads the lights in the light list as two uniform arrays.<br>
* <br>
* *
*
* <p><code>uniform vec4 g_LightColor[numLights];</code><br>
* // g_LightColor.rgb is the diffuse/specular color of the light.<br>
* // g_Lightcolor.a is the type of light, 0 = Directional, 1 = Point, <br>
* // 2 = Spot. <br>
* <br>
* <code>uniform vec4 g_LightPosition[numLights];</code><br>
* // g_LightPosition.xyz is the position of the light (for point lights)<br>
* // or the direction of the light (for directional lights).<br>
* // g_LightPosition.w is the inverse radius (1/r) of the light (for attenuation) <br>
*/
protected void updateLightListUniforms(Shader shader, Geometry g, int numLights) {
if (numLights == 0) { // this shader does not do lighting, ignore.
return;
}
LightList lightList = g.getWorldLightList();
Uniform lightColor = shader.getUniform("g_LightColor");
Uniform lightPos = shader.getUniform("g_LightPosition");
Uniform lightDir = shader.getUniform("g_LightDirection");
lightColor.setVector4Length(numLights);
lightPos.setVector4Length(numLights);
lightDir.setVector4Length(numLights);
Uniform ambientColor = shader.getUniform("g_AmbientLightColor");
ambientColor.setValue(VarType.Vector4, getAmbientColor(lightList));
int lightIndex = 0;
for (int i = 0; i < numLights; i++) {
if (lightList.size() <= i) {
lightColor.setVector4InArray(0f, 0f, 0f, 0f, lightIndex);
lightPos.setVector4InArray(0f, 0f, 0f, 0f, lightIndex);
} else {
Light l = lightList.get(i);
ColorRGBA color = l.getColor();
lightColor.setVector4InArray(
color.getRed(), color.getGreen(), color.getBlue(), l.getType().getId(), i);
switch (l.getType()) {
case Directional:
DirectionalLight dl = (DirectionalLight) l;
Vector3f dir = dl.getDirection();
lightPos.setVector4InArray(dir.getX(), dir.getY(), dir.getZ(), -1, lightIndex);
break;
case Point:
PointLight pl = (PointLight) l;
Vector3f pos = pl.getPosition();
float invRadius = pl.getInvRadius();
lightPos.setVector4InArray(pos.getX(), pos.getY(), pos.getZ(), invRadius, lightIndex);
break;
case Spot:
SpotLight sl = (SpotLight) l;
Vector3f pos2 = sl.getPosition();
Vector3f dir2 = sl.getDirection();
float invRange = sl.getInvSpotRange();
float spotAngleCos = sl.getPackedAngleCos();
lightPos.setVector4InArray(pos2.getX(), pos2.getY(), pos2.getZ(), invRange, lightIndex);
lightDir.setVector4InArray(
dir2.getX(), dir2.getY(), dir2.getZ(), spotAngleCos, lightIndex);
break;
case Ambient:
// skip this light. Does not increase lightIndex
continue;
default:
throw new UnsupportedOperationException("Unknown type of light: " + l.getType());
}
}
lightIndex++;
}
while (lightIndex < numLights) {
lightColor.setVector4InArray(0f, 0f, 0f, 0f, lightIndex);
lightPos.setVector4InArray(0f, 0f, 0f, 0f, lightIndex);
lightIndex++;
}
}
public static Vector3f compensateFloatRoundingErrors(Vector3f vector) {
return new Vector3f(
compensateFloatRoundingErrors(vector.getX()),
compensateFloatRoundingErrors(vector.getY()),
compensateFloatRoundingErrors(vector.getZ()));
}
protected void renderMultipassLighting(Shader shader, Geometry g, RenderManager rm) {
Renderer r = rm.getRenderer();
LightList lightList = g.getWorldLightList();
Uniform lightDir = shader.getUniform("g_LightDirection");
Uniform lightColor = shader.getUniform("g_LightColor");
Uniform lightPos = shader.getUniform("g_LightPosition");
Uniform ambientColor = shader.getUniform("g_AmbientLightColor");
boolean isFirstLight = true;
boolean isSecondLight = false;
for (int i = 0; i < lightList.size(); i++) {
Light l = lightList.get(i);
if (l instanceof AmbientLight) {
continue;
}
if (isFirstLight) {
// set ambient color for first light only
ambientColor.setValue(VarType.Vector4, getAmbientColor(lightList));
isFirstLight = false;
isSecondLight = true;
} else if (isSecondLight) {
ambientColor.setValue(VarType.Vector4, ColorRGBA.Black);
// apply additive blending for 2nd and future lights
r.applyRenderState(additiveLight);
isSecondLight = false;
}
TempVars vars = TempVars.get();
Quaternion tmpLightDirection = vars.quat1;
Quaternion tmpLightPosition = vars.quat2;
ColorRGBA tmpLightColor = vars.color;
Vector4f tmpVec = vars.vect4f;
ColorRGBA color = l.getColor();
tmpLightColor.set(color);
tmpLightColor.a = l.getType().getId();
lightColor.setValue(VarType.Vector4, tmpLightColor);
switch (l.getType()) {
case Directional:
DirectionalLight dl = (DirectionalLight) l;
Vector3f dir = dl.getDirection();
tmpLightPosition.set(dir.getX(), dir.getY(), dir.getZ(), -1);
lightPos.setValue(VarType.Vector4, tmpLightPosition);
tmpLightDirection.set(0, 0, 0, 0);
lightDir.setValue(VarType.Vector4, tmpLightDirection);
break;
case Point:
PointLight pl = (PointLight) l;
Vector3f pos = pl.getPosition();
float invRadius = pl.getInvRadius();
tmpLightPosition.set(pos.getX(), pos.getY(), pos.getZ(), invRadius);
lightPos.setValue(VarType.Vector4, tmpLightPosition);
tmpLightDirection.set(0, 0, 0, 0);
lightDir.setValue(VarType.Vector4, tmpLightDirection);
break;
case Spot:
SpotLight sl = (SpotLight) l;
Vector3f pos2 = sl.getPosition();
Vector3f dir2 = sl.getDirection();
float invRange = sl.getInvSpotRange();
float spotAngleCos = sl.getPackedAngleCos();
tmpLightPosition.set(pos2.getX(), pos2.getY(), pos2.getZ(), invRange);
lightPos.setValue(VarType.Vector4, tmpLightPosition);
// We transform the spot directoin in view space here to save 5 varying later in the
// lighting shader
// one vec4 less and a vec4 that becomes a vec3
// the downside is that spotAngleCos decoding happen now in the frag shader.
tmpVec.set(dir2.getX(), dir2.getY(), dir2.getZ(), 0);
rm.getCurrentCamera().getViewMatrix().mult(tmpVec, tmpVec);
tmpLightDirection.set(tmpVec.getX(), tmpVec.getY(), tmpVec.getZ(), spotAngleCos);
lightDir.setValue(VarType.Vector4, tmpLightDirection);
break;
default:
throw new UnsupportedOperationException("Unknown type of light: " + l.getType());
}
vars.release();
r.setShader(shader);
r.renderMesh(g.getMesh(), g.getLodLevel(), 1);
}
if (isFirstLight && lightList.size() > 0) {
// There are only ambient lights in the scene. Render
// a dummy "normal light" so we can see the ambient
ambientColor.setValue(VarType.Vector4, getAmbientColor(lightList));
lightColor.setValue(VarType.Vector4, ColorRGBA.BlackNoAlpha);
lightPos.setValue(VarType.Vector4, nullDirLight);
r.setShader(shader);
r.renderMesh(g.getMesh(), g.getLodLevel(), 1);
}
}
private static Transform convertPositions(FloatBuffer input, BoundingBox bbox, Buffer output) {
if (output.capacity() < input.capacity())
throw new RuntimeException("Output must be at least as large as input!");
Vector3f offset = bbox.getCenter().negate();
Vector3f size = new Vector3f(bbox.getXExtent(), bbox.getYExtent(), bbox.getZExtent());
size.multLocal(2);
ShortBuffer sb = null;
ByteBuffer bb = null;
float dataTypeSize;
float dataTypeOffset;
if (output instanceof ShortBuffer) {
sb = (ShortBuffer) output;
dataTypeOffset = shortOff;
dataTypeSize = shortSize;
} else {
bb = (ByteBuffer) output;
dataTypeOffset = byteOff;
dataTypeSize = byteSize;
}
Vector3f scale = new Vector3f();
scale.set(dataTypeSize, dataTypeSize, dataTypeSize).divideLocal(size);
Vector3f invScale = new Vector3f();
invScale.set(size).divideLocal(dataTypeSize);
offset.multLocal(scale);
offset.addLocal(dataTypeOffset, dataTypeOffset, dataTypeOffset);
// offset = (-modelOffset * shortSize)/modelSize + shortOff
// scale = shortSize / modelSize
input.clear();
output.clear();
Vector3f temp = new Vector3f();
int vertexCount = input.capacity() / 3;
for (int i = 0; i < vertexCount; i++) {
BufferUtils.populateFromBuffer(temp, input, i);
// offset and scale vector into -32768 ... 32767
// or into -128 ... 127 if using bytes
temp.multLocal(scale);
temp.addLocal(offset);
// quantize and store
if (sb != null) {
short v1 = (short) temp.getX();
short v2 = (short) temp.getY();
short v3 = (short) temp.getZ();
sb.put(v1).put(v2).put(v3);
} else {
byte v1 = (byte) temp.getX();
byte v2 = (byte) temp.getY();
byte v3 = (byte) temp.getZ();
bb.put(v1).put(v2).put(v3);
}
}
Transform transform = new Transform();
transform.setTranslation(offset.negate().multLocal(invScale));
transform.setScale(invScale);
return transform;
}
public void setPlayerPos(Vector3f pos) {
this.playerpos = new PlayerPos(pos.getX(), pos.getY(), pos.getZ());
this.conn.send(new PlayerPosMessage(this.playerpos, this.playerID, this));
}
