private void parseObjectBlock(SunflowAPI api) { p.checkNextToken("{"); bool noInstance = false; Matrix4[] transform = null; float transformTime0 = 0, transformTime1 = 0; string name = null; string[] shaders = null; string[] modifiers = null; if (p.peekNextToken("noinstance")) { // this indicates that the geometry is to be created, but not // instanced into the scene noInstance = true; } else { // these are the parameters to be passed to the instance if (p.peekNextToken("shaders")) { int n = p.getNextInt(); shaders = new string[n]; for (int i = 0; i < n; i++) shaders[i] = p.getNextToken(); } else { p.checkNextToken("shader"); shaders = new string[] { p.getNextToken() }; } if (p.peekNextToken("modifiers")) { int n = p.getNextInt(); modifiers = new string[n]; for (int i = 0; i < n; i++) modifiers[i] = p.getNextToken(); } else if (p.peekNextToken("modifier")) modifiers = new string[] { p.getNextToken() }; if (p.peekNextToken("transform")) { if (p.peekNextToken("steps")) { transform = new Matrix4[p.getNextInt()]; p.checkNextToken("times"); transformTime0 = p.getNextFloat(); transformTime1 = p.getNextFloat(); for (int i = 0; i < transform.Length; i++) transform[i] = parseMatrix(); } else transform = new Matrix4[] { parseMatrix() }; } } if (p.peekNextToken("accel")) api.parameter("accel", p.getNextToken()); p.checkNextToken("type"); string type = p.getNextToken(); if (p.peekNextToken("name")) name = p.getNextToken(); else name = generateUniqueName(type); if (type == "mesh") { UI.printWarning(UI.Module.API, "Deprecated object type: mesh"); UI.printInfo(UI.Module.API, "Reading mesh: {0} ...", name); int numVertices = p.getNextInt(); int numTriangles = p.getNextInt(); float[] points = new float[numVertices * 3]; float[] normals = new float[numVertices * 3]; float[] uvs = new float[numVertices * 2]; 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(); normals[3 * i + 0] = p.getNextFloat(); normals[3 * i + 1] = p.getNextFloat(); normals[3 * i + 2] = p.getNextFloat(); uvs[2 * i + 0] = p.getNextFloat(); uvs[2 * i + 1] = p.getNextFloat(); } int[] triangles = new int[numTriangles * 3]; for (int i = 0; i < numTriangles; i++) { p.checkNextToken("t"); triangles[i * 3 + 0] = p.getNextInt(); triangles[i * 3 + 1] = p.getNextInt(); triangles[i * 3 + 2] = p.getNextInt(); } // create geometry api.parameter("triangles", triangles); api.parameter("points", "point", "vertex", points); api.parameter("normals", "vector", "vertex", normals); api.parameter("uvs", "texcoord", "vertex", uvs); api.geometry(name, "triangle_mesh"); } else if (type == "flat-mesh") { UI.printWarning(UI.Module.API, "Deprecated object type: flat-mesh"); UI.printInfo(UI.Module.API, "Reading flat mesh: {0} ...", name); int numVertices = p.getNextInt(); int numTriangles = p.getNextInt(); float[] points = new float[numVertices * 3]; float[] uvs = new float[numVertices * 2]; 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(); p.getNextFloat(); p.getNextFloat(); p.getNextFloat(); uvs[2 * i + 0] = p.getNextFloat(); uvs[2 * i + 1] = p.getNextFloat(); } int[] triangles = new int[numTriangles * 3]; for (int i = 0; i < numTriangles; i++) { p.checkNextToken("t"); triangles[i * 3 + 0] = p.getNextInt(); triangles[i * 3 + 1] = p.getNextInt(); triangles[i * 3 + 2] = p.getNextInt(); } // create geometry api.parameter("triangles", triangles); api.parameter("points", "point", "vertex", points); api.parameter("uvs", "texcoord", "vertex", uvs); api.geometry(name, "triangle_mesh"); } else if (type == "sphere") { UI.printInfo(UI.Module.API, "Reading sphere ..."); api.geometry(name, "sphere"); if (transform == null && !noInstance) { // legacy method of specifying transformation for spheres p.checkNextToken("c"); float x = p.getNextFloat(); float y = p.getNextFloat(); float z = p.getNextFloat(); p.checkNextToken("r"); float radius = p.getNextFloat(); api.parameter("transform", Matrix4.translation(x, y, z).multiply(Matrix4.scale(radius))); api.parameter("shaders", shaders); if (modifiers != null) api.parameter("modifiers", modifiers); api.instance(name + ".instance", name); // disable future auto-instancing - instance has already been created noInstance = true; } } else if (type.Equals("cylinder")) { UI.printInfo(UI.Module.API, "Reading cylinder ..."); api.geometry(name, "cylinder"); } else if (type == "banchoff") { UI.printInfo(UI.Module.API, "Reading banchoff ..."); api.geometry(name, "banchoff"); } else if (type == "torus") { UI.printInfo(UI.Module.API, "Reading torus ..."); p.checkNextToken("r"); api.parameter("radiusInner", p.getNextFloat()); api.parameter("radiusOuter", p.getNextFloat()); api.geometry(name, "torus"); } else if (type.Equals("sphereflake")) { UI.printInfo(UI.Module.API, "Reading sphereflake ..."); if (p.peekNextToken("level")) api.parameter("level", p.getNextInt()); if (p.peekNextToken("axis")) api.parameter("axis", parseVector()); if (p.peekNextToken("radius")) api.parameter("radius", p.getNextFloat()); api.geometry(name, "sphereflake"); } else if (type == "plane") { UI.printInfo(UI.Module.API, "Reading plane ..."); p.checkNextToken("p"); api.parameter("center", parsePoint()); if (p.peekNextToken("n")) { api.parameter("normal", parseVector()); } else { p.checkNextToken("p"); api.parameter("point1", parsePoint()); p.checkNextToken("p"); api.parameter("point2", parsePoint()); } api.geometry(name, "plane"); } else if (type == "generic-mesh") { UI.printInfo(UI.Module.API, "Reading generic mesh: {0} ... ", name); // 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)); // parse normals p.checkNextToken("normals"); if (p.peekNextToken("vertex")) api.parameter("normals", "vector", "vertex", parseFloatArray(np * 3)); else if (p.peekNextToken("facevarying")) api.parameter("normals", "vector", "facevarying", parseFloatArray(nt * 9)); else p.checkNextToken("none"); // parse texture coordinates p.checkNextToken("uvs"); if (p.peekNextToken("vertex")) api.parameter("uvs", "texcoord", "vertex", parseFloatArray(np * 2)); else if (p.peekNextToken("facevarying")) api.parameter("uvs", "texcoord", "facevarying", parseFloatArray(nt * 6)); else p.checkNextToken("none"); if (p.peekNextToken("face_shaders")) api.parameter("faceshaders", parseIntArray(nt)); api.geometry(name, "triangle_mesh"); } else if (type == "hair") { UI.printInfo(UI.Module.API, "Reading hair curves: {0} ... ", name); p.checkNextToken("segments"); api.parameter("segments", p.getNextInt()); p.checkNextToken("width"); api.parameter("widths", p.getNextFloat()); p.checkNextToken("points"); api.parameter("points", "point", "vertex", parseFloatArray(p.getNextInt())); api.geometry(name, "hair"); } else if (type == "csharp-tesselatable") { UI.printInfo(UI.Module.API, "Reading procedural primitive: {0} ... ", name); string code = p.getNextCodeBlock(); try { String typename = p.peekNextToken("typename") ? p.getNextToken() : PluginRegistry.tesselatablePlugins.generateUniqueName(name); if (!PluginRegistry.tesselatablePlugins.registerPlugin(typename, code)) return; api.geometry(name, typename); } catch (Exception e) { UI.printDetailed(UI.Module.API, "Compiling: {0}", code); UI.printError(UI.Module.API, "{0}", e); noInstance = true; } } else if (type == "teapot") { UI.printInfo(UI.Module.API, "Reading teapot: {0} ... ", name); if (p.peekNextToken("subdivs")) { api.parameter("subdivs", p.getNextInt()); } if (p.peekNextToken("smooth")) { api.parameter("smooth", p.getNextbool()); } api.geometry(name, "teapot"); } else if (type == "gumbo") { UI.printInfo(UI.Module.API, "Reading gumbo:{0} ... ", name); if (p.peekNextToken("subdivs")) { api.parameter("subdivs", p.getNextInt()); } if (p.peekNextToken("smooth")) { api.parameter("smooth", p.getNextbool()); } api.geometry(name, "gumbo"); } else if (type == "julia") { UI.printInfo(UI.Module.API, "Reading julia fractal: {0} ... ", name); if (p.peekNextToken("q")) { api.parameter("cw", p.getNextFloat()); api.parameter("cx", p.getNextFloat()); api.parameter("cy", p.getNextFloat()); api.parameter("cz", p.getNextFloat()); } if (p.peekNextToken("iterations")) api.parameter("iterations", p.getNextInt()); if (p.peekNextToken("epsilon")) api.parameter("epsilon", p.getNextFloat()); api.geometry(name, "julia"); } else if (type == "particles" || type == "dlasurface") { if (type == "dlasurface") UI.printWarning(UI.Module.API, "Deprecated object type: \"dlasurface\" - please use \"particles\" instead"); float[] data; if (p.peekNextToken("filename")) { string filename = p.getNextToken(); bool littleEndian = false; if (p.peekNextToken("little_endian")) littleEndian = true; UI.printInfo(UI.Module.USER, "Loading particle file: {0}", filename); //File file = new File(filename); //FileInputStream stream = new FileInputStream(filename); //MappedByteBuffer map = stream.getChannel().map(FileChannel.MapMode.READ_ONLY, 0, file.Length()); //if (littleEndian) // map.order(ByteOrder.LITTLE_ENDIAN); //FloatBuffer buffer = map.asFloatBuffer(); BinaryReader reader = new BinaryReader(File.OpenRead(filename)); data = new float[reader.BaseStream.Length / 4]; if (!littleEndian) { for (int i = 0; i < data.Length; i++) { byte[] newBytes = reader.ReadBytes(4); Array.Reverse(newBytes); data[i] = BitConverter.ToSingle(newBytes, 0);//buffer.get(i); // UI.printInfo(UI.Module.USER, " particle {0}: {1}", i, data[i]); } } else { for (int i = 0; i < data.Length; i++) { data[i] = BitConverter.ToSingle(reader.ReadBytes(4), 0);//buffer.get(i); // UI.printInfo(UI.Module.USER, " particle {0}: {1}", i, data[i]); } } reader.Close(); } else { p.checkNextToken("points"); int n = p.getNextInt(); data = parseFloatArray(n * 3); // read 3n points } api.parameter("particles", "point", "vertex", data); if (p.peekNextToken("num")) api.parameter("num", p.getNextInt()); else api.parameter("num", data.Length / 3); p.checkNextToken("radius"); api.parameter("radius", p.getNextFloat()); api.geometry(name, "particles"); } else if (type == "file-mesh") { UI.printInfo(UI.Module.API, "Reading file mesh: {0} ... ", name); p.checkNextToken("filename"); api.parameter("filename", p.getNextToken()); if (p.peekNextToken("smooth_normals")) api.parameter("smooth_normals", p.getNextbool()); api.geometry(name, "file_mesh"); } else if (type == "bezier-mesh") { UI.printInfo(UI.Module.API, "Reading bezier mesh: {0} ... ", name); p.checkNextToken("n"); int nu, nv; api.parameter("nu", nu = p.getNextInt()); api.parameter("nv", nv = p.getNextInt()); if (p.peekNextToken("wrap")) { api.parameter("uwrap", p.getNextbool()); api.parameter("vwrap", p.getNextbool()); } p.checkNextToken("points"); float[] points = new float[3 * nu * nv]; for (int i = 0; i < points.Length; i++) points[i] = p.getNextFloat(); api.parameter("points", "point", "vertex", points); if (p.peekNextToken("subdivs")) api.parameter("subdivs", p.getNextInt()); if (p.peekNextToken("smooth")) api.parameter("smooth", p.getNextbool()); api.geometry(name, "bezier_mesh"); } else { UI.printWarning(UI.Module.API, "Unrecognized object type: {0}", p.getNextToken()); noInstance = true; } if (!noInstance) { // create instance api.parameter("shaders", shaders); if (modifiers != null) api.parameter("modifiers", modifiers); if (transform != null && transform.Length > 0) { if (transform.Length == 1) api.parameter("transform", transform[0]); else { api.parameter("transform.steps", transform.Length); api.parameter("transform.times", "float", "none", new float[] { transformTime0, transformTime1 }); for (int i = 0; i < transform.Length; i++) api.parameter(string.Format("transform[{0}]", i), transform[i]); } } api.instance(name + ".instance", name); } p.checkNextToken("}"); }
private void parseBackgroundBlock(SunflowAPI api) { p.checkNextToken("{"); p.checkNextToken("color"); api.parameter("color", null, parseColor().getRGB()); api.shader("background.shader", "constant"); api.geometry("background", "background"); api.parameter("shaders", "background.shader"); api.instance("background.instance", "background"); p.checkNextToken("}"); }