final void remove(String name) {
RenderObjectHandle obj = renderObjects.get(name);
if (obj == null) {
UI.printWarning(Module.API, "Unable to remove \"%s\" - object was not defined yet");
return;
}
UI.printDetailed(Module.API, "Removing object \"%s\"", name);
renderObjects.remove(name);
// scan through all objects to make sure we don't have any
// references to the old object still around
switch (obj.type) {
case SHADER:
Shader s = obj.getShader();
for (Map.Entry<String, RenderObjectHandle> e : renderObjects.entrySet()) {
Instance i = e.getValue().getInstance();
if (i != null) {
UI.printWarning(
Module.API, "Removing shader \"%s\" from instance \"%s\"", name, e.getKey());
i.removeShader(s);
}
}
break;
case MODIFIER:
Modifier m = obj.getModifier();
for (Map.Entry<String, RenderObjectHandle> e : renderObjects.entrySet()) {
Instance i = e.getValue().getInstance();
if (i != null) {
UI.printWarning(
Module.API, "Removing modifier \"%s\" from instance \"%s\"", name, e.getKey());
i.removeModifier(m);
}
}
break;
case GEOMETRY:
{
Geometry g = obj.getGeometry();
for (Map.Entry<String, RenderObjectHandle> e : renderObjects.entrySet()) {
Instance i = e.getValue().getInstance();
if (i != null && i.hasGeometry(g)) {
UI.printWarning(
Module.API,
"Removing instance \"%s\" because it referenced geometry \"%s\"",
e.getKey(),
name);
remove(e.getKey());
}
}
break;
}
case INSTANCE:
rebuildInstanceList = true;
break;
case LIGHT:
rebuildLightList = true;
break;
default:
// no dependencies
break;
}
}
final boolean update(String name, ParameterList pl, SunflowAPI api) {
RenderObjectHandle obj = renderObjects.get(name);
boolean success;
if (obj == null) {
UI.printError(Module.API, "Unable to update \"%s\" - object was not defined yet", name);
success = false;
} else {
UI.printDetailed(Module.API, "Updating %s object \"%s\"", obj.typeName(), name);
success = obj.update(pl, api);
if (!success) {
UI.printError(Module.API, "Unable to update \"%s\" - removing", name);
remove(name);
} else {
switch (obj.type) {
case GEOMETRY:
case INSTANCE:
rebuildInstanceList = true;
break;
case LIGHT:
rebuildLightList = true;
break;
default:
break;
}
}
}
return success;
}
private boolean isValidParameter(
String name, ParameterType type, InterpolationType interp, int requestedSize, Parameter p) {
if (p == null) return false;
if (p.type != type) {
UI.printWarning(
Module.API,
"Parameter %s requested as a %s - declared as %s",
name,
type.name().toLowerCase(),
p.type.name().toLowerCase());
return false;
}
if (p.interp != interp) {
UI.printWarning(
Module.API,
"Parameter %s requested as a %s - declared as %s",
name,
interp.name().toLowerCase(),
p.interp.name().toLowerCase());
return false;
}
if (requestedSize > 0 && p.size() != requestedSize) {
UI.printWarning(
Module.API,
"Parameter %s requires %d %s - declared with %d",
name,
requestedSize,
requestedSize == 1 ? "value" : "values",
p.size());
return false;
}
p.checked = true;
return true;
}
public boolean update(ParameterList pl, SunflowAPI api) {
{
int[] quads = pl.getIntArray("quads");
if (quads != null) {
this.quads = quads;
}
}
if (quads == null) {
UI.printError(Module.GEOM, "Unable to update mesh - quad indices are missing");
return false;
}
if (quads.length % 4 != 0)
UI.printWarning(
Module.GEOM, "Quad index data is not a multiple of 4 - some quads may be missing");
pl.setFaceCount(quads.length / 4);
{
FloatParameter pointsP = pl.getPointArray("points");
if (pointsP != null)
if (pointsP.interp != InterpolationType.VERTEX)
UI.printError(
Module.GEOM,
"Point interpolation type must be set to \"vertex\" - was \"%s\"",
pointsP.interp.name().toLowerCase(Locale.ENGLISH));
else {
points = pointsP.data;
}
}
if (points == null) {
UI.printError(Module.GEOM, "Unabled to update mesh - vertices are missing");
return false;
}
pl.setVertexCount(points.length / 3);
pl.setFaceVertexCount(4 * (quads.length / 4));
FloatParameter normals = pl.getVectorArray("normals");
if (normals != null) this.normals = normals;
FloatParameter uvs = pl.getTexCoordArray("uvs");
if (uvs != null) this.uvs = uvs;
int[] faceShaders = pl.getIntArray("faceshaders");
if (faceShaders != null && faceShaders.length == quads.length / 4) {
this.faceShaders = new byte[faceShaders.length];
for (int i = 0; i < faceShaders.length; i++) {
int v = faceShaders[i];
if (v > 255) UI.printWarning(Module.GEOM, "Shader index too large on quad %d", i);
this.faceShaders[i] = (byte) (v & 0xFF);
}
}
return true;
}
/**
* Add the specified matrices as a parameter. <code>null</code> values are not permitted.
*
* @param name parameter name
* @param interp interpolation type
* @param data parameter value
*/
public void addMatrices(String name, InterpolationType interp, float[] data) {
if (data == null || data.length % 16 != 0) {
UI.printError(Module.API, "Cannot create matrix parameter %s -- invalid data length", name);
return;
}
add(name, new Parameter(ParameterType.MATRIX, interp, data));
}
/**
* Add the specified texture coordinates as a parameter. <code>null</code> values are not
* permitted.
*
* @param name parameter name
* @param interp interpolation type
* @param data parameter value
*/
public void addTexCoords(String name, InterpolationType interp, float[] data) {
if (data == null || data.length % 2 != 0) {
UI.printError(Module.API, "Cannot create texcoord parameter %s -- invalid data length", name);
return;
}
add(name, new Parameter(ParameterType.TEXCOORD, interp, data));
}
/**
* Add the specified vectors as a parameter. <code>null</code> values are not permitted.
*
* @param name parameter name
* @param interp interpolation type
* @param data parameter value
*/
public void addVectors(String name, InterpolationType interp, float[] data) {
if (data == null || data.length % 3 != 0) {
UI.printError(Module.API, "Cannot create vector parameter %s -- invalid data length", name);
return;
}
add(name, new Parameter(ParameterType.VECTOR, interp, data));
}
/**
* Add the specified floats as a parameter. <code>null</code> values are not permitted.
*
* @param name parameter name
* @param interp interpolation type
* @param data parameter value
*/
public void addFloats(String name, InterpolationType interp, float[] data) {
if (data == null) {
UI.printError(Module.API, "Cannot create float parameter %s -- invalid data length", name);
return;
}
add(name, new Parameter(ParameterType.FLOAT, interp, data));
}
/**
* Clears the list of all its members. If some members were never used, a warning will be printed
* to remind the user something may be wrong.
*/
public void clear(boolean showUnused) {
if (showUnused) {
for (FastHashMap.Entry<String, Parameter> e : list) {
if (!e.getValue().checked)
UI.printWarning(Module.API, "Unused parameter: %s - %s", e.getKey(), e.getValue());
}
}
list.clear();
numVerts = numFaces = numFaceVerts = 0;
}
final void updateScene(Scene scene) {
if (rebuildInstanceList) {
UI.printInfo(Module.API, "Building scene instance list for rendering ...");
int numInfinite = 0, numInstance = 0;
for (Map.Entry<String, RenderObjectHandle> e : renderObjects.entrySet()) {
Instance i = e.getValue().getInstance();
if (i != null) {
i.updateBounds();
if (i.getBounds() == null) numInfinite++;
else numInstance++;
}
}
Instance[] infinite = new Instance[numInfinite];
Instance[] instance = new Instance[numInstance];
numInfinite = numInstance = 0;
for (Map.Entry<String, RenderObjectHandle> e : renderObjects.entrySet()) {
Instance i = e.getValue().getInstance();
if (i != null) {
if (i.getBounds() == null) {
infinite[numInfinite] = i;
numInfinite++;
} else {
instance[numInstance] = i;
numInstance++;
}
}
}
scene.setInstanceLists(instance, infinite);
rebuildInstanceList = false;
}
if (rebuildLightList) {
UI.printInfo(Module.API, "Building scene light list for rendering ...");
ArrayList<LightSource> lightList = new ArrayList<LightSource>();
for (Map.Entry<String, RenderObjectHandle> e : renderObjects.entrySet()) {
LightSource light = e.getValue().getLight();
if (light != null) lightList.add(light);
}
scene.setLightList(lightList.toArray(new LightSource[lightList.size()]));
rebuildLightList = false;
}
}
static {
UI.printInfo(Module.QMC, "Initializing Faure scrambling tables ...");
// build table of first primes
PRIMES[0] = 2;
for (int i = 1; i < PRIMES.length; i++) PRIMES[i] = nextPrime(PRIMES[i - 1]);
int[][] table = new int[PRIMES[PRIMES.length - 1] + 1][];
table[2] = new int[2];
table[2][0] = 0;
table[2][1] = 1;
for (int i = 3; i <= PRIMES[PRIMES.length - 1]; i++) {
table[i] = new int[i];
if ((i & 1) == 0) {
int[] prev = table[i >> 1];
for (int j = 0; j < prev.length; j++) table[i][j] = 2 * prev[j];
for (int j = 0; j < prev.length; j++) table[i][prev.length + j] = 2 * prev[j] + 1;
} else {
int[] prev = table[i - 1];
int med = (i - 1) >> 1;
for (int j = 0; j < med; j++) table[i][j] = prev[j] + ((prev[j] >= med) ? 1 : 0);
table[i][med] = med;
for (int j = 0; j < med; j++)
table[i][med + j + 1] = prev[j + med] + ((prev[j + med] >= med) ? 1 : 0);
}
}
for (int i = 0; i < PRIMES.length; i++) {
int p = PRIMES[i];
SIGMA[i] = new int[p];
System.arraycopy(table[p], 0, SIGMA[i], 0, p);
}
UI.printInfo(Module.QMC, "Initializing lattice tables ...");
FIBONACCI[0] = 0;
FIBONACCI[1] = 1;
for (int i = 2; i < FIBONACCI.length; i++) {
FIBONACCI[i] = FIBONACCI[i - 1] + FIBONACCI[i - 2];
FIBONACCI_INV[i] = 1.0 / FIBONACCI[i];
}
KOROBOV[0] = 1;
for (int i = 1; i < KOROBOV.length; i++) KOROBOV[i] = 203 * KOROBOV[i - 1];
}
public static final GIEngine create(Options options) {
String type = options.getString("gi.engine", null);
if (type == null || type.equals("null") || type.equals("none")) return null;
else if (type.equals("ambocc")) return new AmbientOcclusionGIEngine(options);
else if (type.equals("fake")) return new FakeGIEngine(options);
else if (type.equals("igi")) return new InstantGI(options);
else if (type.equals("irr-cache")) return new IrradianceCacheGIEngine(options);
else if (type.equals("path")) return new PathTracingGIEngine(options);
else {
UI.printWarning(Module.LIGHT, "Unrecognized GI engine type \"%s\" - ignoring", type);
return null;
}
}
private void add(String name, Parameter param) {
if (name == null) UI.printError(Module.API, "Cannot declare parameter with null name");
else if (list.put(name, param) != null)
UI.printWarning(Module.API, "Parameter %s was already defined -- overwriting", name);
}