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);
}
private void parseCamera(SunflowAPI api)
{
p.checkNextToken("{");
p.checkNextToken("type");
string type = p.getNextToken();
UI.printInfo(UI.Module.API, "Reading %s camera ...", type);
parseCameraTransform(api);
string name = api.getUniqueName("camera");
if (type == "pinhole")
{
p.checkNextToken("fov");
api.parameter("fov", p.getNextFloat());
p.checkNextToken("aspect");
api.parameter("aspect", p.getNextFloat());
api.camera(name, new PinholeLens());
}
else if (type == "thinlens")
{
p.checkNextToken("fov");
api.parameter("fov", p.getNextFloat());
p.checkNextToken("aspect");
api.parameter("aspect", p.getNextFloat());
p.checkNextToken("fdist");
api.parameter("focus.distance", p.getNextFloat());
p.checkNextToken("lensr");
api.parameter("lens.radius", p.getNextFloat());
if (p.peekNextToken("sides"))
api.parameter("lens.sides", p.getNextInt());
if (p.peekNextToken("rotation"))
api.parameter("lens.rotation", p.getNextFloat());
api.camera(name, new ThinLens());
}
else if (type == "spherical")
{
// no extra arguments
api.camera(name, new SphericalLens());
}
else if (type == "fisheye")
{
// no extra arguments
api.camera(name, new FisheyeLens());
}
else
{
UI.printWarning(UI.Module.API, "Unrecognized camera type: {0}", p.getNextToken());
p.checkNextToken("}");
return;
}
p.checkNextToken("}");
if (name != null)
{
api.parameter("camera", name);
api.options(SunflowAPI.DEFAULT_OPTIONS);
}
}