public void init(string name, SunflowAPI api)
{
// register this object with the api properly
api.geometry(name, this);
api.shader(name + ".shader", this);
api.parameter("shaders", name + ".shader");
api.instance(name + ".instance", name);
api.light(name + ".light", this);
}
public void init(string name, SunflowAPI api)
{
api.light(name, this);
api.geometry(name + ".geo", new Sphere());
api.shader(name + ".shader", this);
api.parameter("shaders", name + ".shader");
api.parameter("transform", Matrix4.translation(center.x, center.y, center.z).multiply(Matrix4.scale(radius)));
api.instance(name + ".instance", name + ".geo");
}
public void init(string name, SunflowAPI api)
{
api.geometry(name, this);
api.shader(name + ".shader", this);
api.parameter("shaders", name + ".shader");
api.instance(name + ".instance", name);
for (int i = 0, j = 0; i < triangles.Length; i += 3, j++)
{
TriangleLight t = new TriangleLight(j, this);
string lname = string.Format("%s.light[%d]", name, j);
api.light(lname, t);
}
}
public void init(string name, SunflowAPI api)
{
api.geometry(name, this);
api.shader(name + ".shader", this);
api.parameter("shaders", name + ".shader");
api.instance(name + ".instance", name);
for (int i = 0, j = 0; i < triangles.Length; i += 3, j++)
{
TriangleLight t = new TriangleLight(j, this);
string lname = string.Format("%s.light[%d]", name, j);
api.light(lname, t);
}
}
public void init(string name, SunflowAPI api)
{
// register this object with the api properly
api.geometry(name, this);
if (api.lookupGeometry(name) == null)
{
// quit if we don't see our geometry in here (error message
// will have already been printed)
return;
}
api.shader(name + ".shader", this);
api.parameter("shaders", name + ".shader");
api.instance(name + ".instance", name);
api.light(name + ".light", this);
}
public void init(string name, SunflowAPI api)
{
// register this object with the api properly
api.geometry(name, this);
if (api.lookupGeometry(name) == null)
{
// quit if we don't see our geometry in here (error message
// will have already been printed)
return;
}
api.shader(name + ".shader", this);
api.parameter("shaders", name + ".shader");
api.instance(name + ".instance", name);
api.light(name + ".light", this);
}
public void SetupSunflow(SunflowAPI a)
{
a.parameter("threads", Environment.ProcessorCount);
// parameter ("threads", 1);
a.options(SunflowAPI.DEFAULT_OPTIONS);
//The render's resolution. 1920 by 1080 is full HD.
int resolutionX = 3840;
int resolutionY = 1920;
// resolutionX = 1920;
// resolutionY = 1920;
resolutionX = 384 * 4;
resolutionY = 192 * 4;
// int resolutionX = 3840;
// int resolutionY = 960;
a.parameter("resolutionX", resolutionX);
a.parameter("resolutionY", resolutionY);
//The anti-aliasing. Negative is subsampling and positive is supersampling.
a.parameter("aa.min", 1);
a.parameter("aa.max", 2);
//Number of samples.
a.parameter("aa.samples", 1);
//The contrast needed to increase anti-aliasing.
a.parameter("aa.contrast", .016f);
//Subpixel jitter.
a.parameter("aa.jitter", true);
//The filter.
a.parameter("filter", "mitchell");
a.options(SunflowAPI.DEFAULT_OPTIONS);
// Point3 eye = new Point3(7.0f, -7.0f, -7.0f);
// Point3 target = new Point3(0.0f, -7.0f, 0.0f);
Point3 target = new Point3(7.0f, -7.0f, -7.0f);
Point3 eye = new Point3(-6.0f, -10.0f, 2.0f);
Vector3 up = new Vector3(0, 1, 0);
a.parameter("transform", Matrix4.lookAt(eye, target, up));
String name = "Camera";
/* thinlens camera */
/*
* //Aspect Ratio.
* float aspect = ((float)resolutionX) / ((float)resolutionY);
* a.parameter("aspect", aspect);
* a.camera(name, "thinlens");
*/
/* 360 3D VR camera */
/*
*
* a.parameter("lens.eyegap", 0.5f);
* // a.camera(name, "spherical3d");
*
* a.camera(name, "spherical1803d");
*
*
*/
a.parameter("lens.eyegap", 0.1f);
a.camera(name, "vr180fisheye");
a.parameter("camera", name);
a.options(SunflowAPI.DEFAULT_OPTIONS);
//Trace depths. Higher numbers look better.
a.parameter("depths.diffuse", 3);
a.parameter("depths.reflection", 2);
a.parameter("depths.refraction", 2);
a.options(SunflowAPI.DEFAULT_OPTIONS);
//Setting up the shader for the ground.
a.parameter("diffuse", null, 0.4f, 0.4f, 0.4f);
a.parameter("shiny", .1f);
a.shader("ground", "shiny_diffuse");
a.options(SunflowAPI.DEFAULT_OPTIONS);
//Setting up the shader for the big metal sphere.
a.parameter("diffuse", null, 0.3f, 0.3f, 0.3f);
a.parameter("shiny", .95f);
a.shader("metal", "shiny_diffuse");
a.options(SunflowAPI.DEFAULT_OPTIONS);
//Setting up the shader for the cube of spheres.
a.parameter("diffuse", null, 1.0f, 0.0f, 0.0f);
a.shader("sps", "diffuse");
a.options(SunflowAPI.DEFAULT_OPTIONS);
//Instancing the floor.
a.parameter("center", new Point3(0, -14.2f, 0));
a.parameter("normal", new Vector3(0, 1, 0));
a.geometry("floor", "plane");
a.parameter("shaders", "ground");
a.instance("FloorInstance", "floor");
a.options(SunflowAPI.DEFAULT_OPTIONS);
//Creating the lighting system with the sun and sky.
a.parameter("up", new Vector3(0, 1, 0));
a.parameter("east", new Vector3(1, 0, 0));
// double sunRad = (Math.PI * 1.05);
// a.parameter("sundir", new Vector3((float)Math.Cos(sunRad), (float)Math.Sin(sunRad), (float)(.5 * Math.Sin(sunRad))).normalize());
a.parameter("sundir", new Vector3(0.8f, 0.8f, 0.5f).normalize());
a.parameter("turbidity", 4f);
a.parameter("samples", 128);
a.light("sunsky", "sunsky");
a.options(SunflowAPI.DEFAULT_OPTIONS);
}
public void init(string name, SunflowAPI api)
{
// register this object with the api properly
api.geometry(name, this);
api.shader(name + ".shader", this);
api.parameter("shaders", name + ".shader");
api.instance(name + ".instance", name);
api.light(name + ".light", this);
}
public void init(string name, SunflowAPI api)
{
api.light(name, this);
api.geometry(name + ".geo", new Sphere());
api.shader(name + ".shader", this);
api.parameter("shaders", name + ".shader");
api.parameter("transform", Matrix4.translation(center.x, center.y, center.z).multiply(Matrix4.scale(radius)));
api.instance(name + ".instance", name + ".geo");
}
private void parseLightBlock(SunflowAPI api)
{
p.checkNextToken("{");
p.checkNextToken("type");
if (p.peekNextToken("mesh"))
{
UI.printWarning(UI.Module.API, "Deprecated light type: mesh");
p.checkNextToken("name");
string name = p.getNextToken();
UI.printInfo(UI.Module.API, "Reading light mesh: {0} ...", name);
p.checkNextToken("emit");
api.parameter("radiance", parseColor());
int samples = numLightSamples;
if (p.peekNextToken("samples"))
samples = p.getNextInt();
else
UI.printWarning(UI.Module.API, "Samples keyword not found - defaulting to {0}", samples);
api.parameter("samples", samples);
int numVertices = p.getNextInt();
int numTriangles = p.getNextInt();
float[] points = new float[3 * numVertices];
int[] triangles = new int[3 * numTriangles];
for (int i = 0; i < numVertices; i++)
{
p.checkNextToken("v");
points[3 * i + 0] = p.getNextFloat();
points[3 * i + 1] = p.getNextFloat();
points[3 * i + 2] = p.getNextFloat();
// ignored
p.getNextFloat();
p.getNextFloat();
p.getNextFloat();
p.getNextFloat();
p.getNextFloat();
}
for (int i = 0; i < numTriangles; i++)
{
p.checkNextToken("t");
triangles[3 * i + 0] = p.getNextInt();
triangles[3 * i + 1] = p.getNextInt();
triangles[3 * i + 2] = p.getNextInt();
}
api.parameter("points", "point", "vertex", points);
api.parameter("triangles", triangles);
TriangleMeshLight mesh = new TriangleMeshLight();
mesh.init(name, api);
}
else if (p.peekNextToken("point"))
{
UI.printInfo(UI.Module.API, "Reading point light ...");
Color pow;
if (p.peekNextToken("color"))
{
pow = parseColor();
p.checkNextToken("power");
float po = p.getNextFloat();
pow.mul(po);
}
else
{
UI.printWarning(UI.Module.API, "Deprecated color specification - please use color and power instead");
p.checkNextToken("power");
pow = parseColor();
}
p.checkNextToken("p");
api.parameter("center", parsePoint());
api.parameter("power", pow);
api.light(api.getUniqueName("pointlight"), new PointLight());
}
else if (p.peekNextToken("spherical"))
{
UI.printInfo(UI.Module.API, "Reading spherical light ...");
p.checkNextToken("color");
Color pow = parseColor();
p.checkNextToken("radiance");
pow.mul(p.getNextFloat());
api.parameter("radiance", pow);
p.checkNextToken("center");
api.parameter("center", parsePoint());
p.checkNextToken("radius");
api.parameter("radius", p.getNextFloat());
p.checkNextToken("samples");
api.parameter("samples", p.getNextInt());
SphereLight light = new SphereLight();
light.init(api.getUniqueName("spherelight"), api);
}
else if (p.peekNextToken("directional"))
{
UI.printInfo(UI.Module.API, "Reading directional light ...");
p.checkNextToken("source");
Point3 s = parsePoint();
api.parameter("source", s);
p.checkNextToken("target");
Point3 t = parsePoint();
api.parameter("dir", Point3.sub(t, s, new Vector3()));
p.checkNextToken("radius");
api.parameter("radius", p.getNextFloat());
p.checkNextToken("emit");
Color e = parseColor();
if (p.peekNextToken("intensity"))
{
float i = p.getNextFloat();
e.mul(i);
}
else
UI.printWarning(UI.Module.API, "Deprecated color specification - please use emit and intensity instead");
api.parameter("radiance", e);
api.light(api.getUniqueName("dirlight"), new DirectionalSpotlight());
}
else if (p.peekNextToken("ibl"))
{
UI.printInfo(UI.Module.API, "Reading image based light ...");
p.checkNextToken("image");
api.parameter("texture", p.getNextToken());
p.checkNextToken("center");
api.parameter("center", parseVector());
p.checkNextToken("up");
api.parameter("up", parseVector());
p.checkNextToken("lock");
api.parameter("fixed", p.getNextbool());
int samples = numLightSamples;
if (p.peekNextToken("samples"))
samples = p.getNextInt();
else
UI.printWarning(UI.Module.API, "Samples keyword not found - defaulting to {0}", samples);
api.parameter("samples", samples);
ImageBasedLight ibl = new ImageBasedLight();
ibl.init(api.getUniqueName("ibl"), api);
}
else if (p.peekNextToken("meshlight"))
{
p.checkNextToken("name");
string name = p.getNextToken();
UI.printInfo(UI.Module.API, "Reading meshlight: {0} ...", name);
p.checkNextToken("emit");
Color e = parseColor();
if (p.peekNextToken("radiance"))
{
float r = p.getNextFloat();
e.mul(r);
}
else
UI.printWarning(UI.Module.API, "Deprecated color specification - please use emit and radiance instead");
api.parameter("radiance", e);
int samples = numLightSamples;
if (p.peekNextToken("samples"))
samples = p.getNextInt();
else
UI.printWarning(UI.Module.API, "Samples keyword not found - defaulting to {0}", samples);
api.parameter("samples", samples);
// parse vertices
p.checkNextToken("points");
int np = p.getNextInt();
api.parameter("points", "point", "vertex", parseFloatArray(np * 3));
// parse triangle indices
p.checkNextToken("triangles");
int nt = p.getNextInt();
api.parameter("triangles", parseIntArray(nt * 3));
TriangleMeshLight mesh = new TriangleMeshLight();
mesh.init(name, api);
}
else if (p.peekNextToken("sunsky"))
{
p.checkNextToken("up");
api.parameter("up", parseVector());
p.checkNextToken("east");
api.parameter("east", parseVector());
p.checkNextToken("sundir");
api.parameter("sundir", parseVector());
p.checkNextToken("turbidity");
api.parameter("turbidity", p.getNextFloat());
if (p.peekNextToken("samples"))
api.parameter("samples", p.getNextInt());
SunSkyLight sunsky = new SunSkyLight();
sunsky.init(api.getUniqueName("sunsky"), api);
}
else
UI.printWarning(UI.Module.API, "Unrecognized object type: {0}", p.getNextToken());
p.checkNextToken("}");
}