From 1d6b33bc2da3b312cff1d1802a73aacdf72b0385 Mon Sep 17 00:00:00 2001 From: Diva Canto Date: Sun, 30 Aug 2015 20:06:53 -0700 Subject: Major renaming of Physics dlls / folders. No functional changes, just renames. --- OpenSim/Region/Physics/Meshing/SculptMesh.cs | 646 --------------------------- 1 file changed, 646 deletions(-) delete mode 100644 OpenSim/Region/Physics/Meshing/SculptMesh.cs (limited to 'OpenSim/Region/Physics/Meshing/SculptMesh.cs') diff --git a/OpenSim/Region/Physics/Meshing/SculptMesh.cs b/OpenSim/Region/Physics/Meshing/SculptMesh.cs deleted file mode 100644 index 4a7f3ad..0000000 --- a/OpenSim/Region/Physics/Meshing/SculptMesh.cs +++ /dev/null @@ -1,646 +0,0 @@ -/* - * Copyright (c) Contributors - * See CONTRIBUTORS.TXT for a full list of copyright holders. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are met: - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * * Neither the name of the OpenSimulator Project nor the - * names of its contributors may be used to endorse or promote products - * derived from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY - * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED - * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE - * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY - * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES - * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; - * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND - * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS - * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -// to build without references to System.Drawing, comment this out -#define SYSTEM_DRAWING - -using System; -using System.Collections.Generic; -using System.Text; -using System.IO; - -#if SYSTEM_DRAWING -using System.Drawing; -using System.Drawing.Imaging; -#endif - -namespace PrimMesher -{ - - public class SculptMesh - { - public List coords; - public List faces; - - public List viewerFaces; - public List normals; - public List uvs; - - public enum SculptType { sphere = 1, torus = 2, plane = 3, cylinder = 4 }; - -#if SYSTEM_DRAWING - - public SculptMesh SculptMeshFromFile(string fileName, SculptType sculptType, int lod, bool viewerMode) - { - Bitmap bitmap = (Bitmap)Bitmap.FromFile(fileName); - SculptMesh sculptMesh = new SculptMesh(bitmap, sculptType, lod, viewerMode); - bitmap.Dispose(); - return sculptMesh; - } - - - public SculptMesh(string fileName, int sculptType, int lod, int viewerMode, int mirror, int invert) - { - Bitmap bitmap = (Bitmap)Bitmap.FromFile(fileName); - _SculptMesh(bitmap, (SculptType)sculptType, lod, viewerMode != 0, mirror != 0, invert != 0); - bitmap.Dispose(); - } -#endif - - /// - /// ** Experimental ** May disappear from future versions ** not recommeneded for use in applications - /// Construct a sculpt mesh from a 2D array of floats - /// - /// - /// - /// - /// - /// - /// - public SculptMesh(float[,] zMap, float xBegin, float xEnd, float yBegin, float yEnd, bool viewerMode) - { - float xStep, yStep; - float uStep, vStep; - - int numYElements = zMap.GetLength(0); - int numXElements = zMap.GetLength(1); - - try - { - xStep = (xEnd - xBegin) / (float)(numXElements - 1); - yStep = (yEnd - yBegin) / (float)(numYElements - 1); - - uStep = 1.0f / (numXElements - 1); - vStep = 1.0f / (numYElements - 1); - } - catch (DivideByZeroException) - { - return; - } - - coords = new List(); - faces = new List(); - normals = new List(); - uvs = new List(); - - viewerFaces = new List(); - - int p1, p2, p3, p4; - - int x, y; - int xStart = 0, yStart = 0; - - for (y = yStart; y < numYElements; y++) - { - int rowOffset = y * numXElements; - - for (x = xStart; x < numXElements; x++) - { - /* - * p1-----p2 - * | \ f2 | - * | \ | - * | f1 \| - * p3-----p4 - */ - - p4 = rowOffset + x; - p3 = p4 - 1; - - p2 = p4 - numXElements; - p1 = p3 - numXElements; - - Coord c = new Coord(xBegin + x * xStep, yBegin + y * yStep, zMap[y, x]); - this.coords.Add(c); - if (viewerMode) - { - this.normals.Add(new Coord()); - this.uvs.Add(new UVCoord(uStep * x, 1.0f - vStep * y)); - } - - if (y > 0 && x > 0) - { - Face f1, f2; - - if (viewerMode) - { - f1 = new Face(p1, p4, p3, p1, p4, p3); - f1.uv1 = p1; - f1.uv2 = p4; - f1.uv3 = p3; - - f2 = new Face(p1, p2, p4, p1, p2, p4); - f2.uv1 = p1; - f2.uv2 = p2; - f2.uv3 = p4; - } - else - { - f1 = new Face(p1, p4, p3); - f2 = new Face(p1, p2, p4); - } - - this.faces.Add(f1); - this.faces.Add(f2); - } - } - } - - if (viewerMode) - calcVertexNormals(SculptType.plane, numXElements, numYElements); - } - -#if SYSTEM_DRAWING - public SculptMesh(Bitmap sculptBitmap, SculptType sculptType, int lod, bool viewerMode) - { - _SculptMesh(sculptBitmap, sculptType, lod, viewerMode, false, false); - } - - public SculptMesh(Bitmap sculptBitmap, SculptType sculptType, int lod, bool viewerMode, bool mirror, bool invert) - { - _SculptMesh(sculptBitmap, sculptType, lod, viewerMode, mirror, invert); - } -#endif - - public SculptMesh(List> rows, SculptType sculptType, bool viewerMode, bool mirror, bool invert) - { - _SculptMesh(rows, sculptType, viewerMode, mirror, invert); - } - -#if SYSTEM_DRAWING - /// - /// converts a bitmap to a list of lists of coords, while scaling the image. - /// the scaling is done in floating point so as to allow for reduced vertex position - /// quantization as the position will be averaged between pixel values. this routine will - /// likely fail if the bitmap width and height are not powers of 2. - /// - /// - /// - /// - /// - private List> bitmap2Coords(Bitmap bitmap, int scale, bool mirror) - { - int numRows = bitmap.Height / scale; - int numCols = bitmap.Width / scale; - List> rows = new List>(numRows); - - float pixScale = 1.0f / (scale * scale); - pixScale /= 255; - - int imageX, imageY = 0; - - int rowNdx, colNdx; - - for (rowNdx = 0; rowNdx < numRows; rowNdx++) - { - List row = new List(numCols); - for (colNdx = 0; colNdx < numCols; colNdx++) - { - imageX = colNdx * scale; - int imageYStart = rowNdx * scale; - int imageYEnd = imageYStart + scale; - int imageXEnd = imageX + scale; - float rSum = 0.0f; - float gSum = 0.0f; - float bSum = 0.0f; - for (; imageX < imageXEnd; imageX++) - { - for (imageY = imageYStart; imageY < imageYEnd; imageY++) - { - Color c = bitmap.GetPixel(imageX, imageY); - if (c.A != 255) - { - bitmap.SetPixel(imageX, imageY, Color.FromArgb(255, c.R, c.G, c.B)); - c = bitmap.GetPixel(imageX, imageY); - } - rSum += c.R; - gSum += c.G; - bSum += c.B; - } - } - if (mirror) - row.Add(new Coord(-(rSum * pixScale - 0.5f), gSum * pixScale - 0.5f, bSum * pixScale - 0.5f)); - else - row.Add(new Coord(rSum * pixScale - 0.5f, gSum * pixScale - 0.5f, bSum * pixScale - 0.5f)); - - } - rows.Add(row); - } - return rows; - } - - private List> bitmap2CoordsSampled(Bitmap bitmap, int scale, bool mirror) - { - int numRows = bitmap.Height / scale; - int numCols = bitmap.Width / scale; - List> rows = new List>(numRows); - - float pixScale = 1.0f / 256.0f; - - int imageX, imageY = 0; - - int rowNdx, colNdx; - - for (rowNdx = 0; rowNdx <= numRows; rowNdx++) - { - List row = new List(numCols); - imageY = rowNdx * scale; - if (rowNdx == numRows) imageY--; - for (colNdx = 0; colNdx <= numCols; colNdx++) - { - imageX = colNdx * scale; - if (colNdx == numCols) imageX--; - - Color c = bitmap.GetPixel(imageX, imageY); - if (c.A != 255) - { - bitmap.SetPixel(imageX, imageY, Color.FromArgb(255, c.R, c.G, c.B)); - c = bitmap.GetPixel(imageX, imageY); - } - - if (mirror) - row.Add(new Coord(-(c.R * pixScale - 0.5f), c.G * pixScale - 0.5f, c.B * pixScale - 0.5f)); - else - row.Add(new Coord(c.R * pixScale - 0.5f, c.G * pixScale - 0.5f, c.B * pixScale - 0.5f)); - - } - rows.Add(row); - } - return rows; - } - - - void _SculptMesh(Bitmap sculptBitmap, SculptType sculptType, int lod, bool viewerMode, bool mirror, bool invert) - { - _SculptMesh(new SculptMap(sculptBitmap, lod).ToRows(mirror), sculptType, viewerMode, mirror, invert); - } -#endif - - void _SculptMesh(List> rows, SculptType sculptType, bool viewerMode, bool mirror, bool invert) - { - coords = new List(); - faces = new List(); - normals = new List(); - uvs = new List(); - - sculptType = (SculptType)(((int)sculptType) & 0x07); - - if (mirror) - invert = !invert; - - viewerFaces = new List(); - - int width = rows[0].Count; - - int p1, p2, p3, p4; - - int imageX, imageY; - - if (sculptType != SculptType.plane) - { - if (rows.Count % 2 == 0) - { - for (int rowNdx = 0; rowNdx < rows.Count; rowNdx++) - rows[rowNdx].Add(rows[rowNdx][0]); - } - else - { - int lastIndex = rows[0].Count - 1; - - for (int i = 0; i < rows.Count; i++) - rows[i][0] = rows[i][lastIndex]; - } - } - - Coord topPole = rows[0][width / 2]; - Coord bottomPole = rows[rows.Count - 1][width / 2]; - - if (sculptType == SculptType.sphere) - { - if (rows.Count % 2 == 0) - { - int count = rows[0].Count; - List topPoleRow = new List(count); - List bottomPoleRow = new List(count); - - for (int i = 0; i < count; i++) - { - topPoleRow.Add(topPole); - bottomPoleRow.Add(bottomPole); - } - rows.Insert(0, topPoleRow); - rows.Add(bottomPoleRow); - } - else - { - int count = rows[0].Count; - - List topPoleRow = rows[0]; - List bottomPoleRow = rows[rows.Count - 1]; - - for (int i = 0; i < count; i++) - { - topPoleRow[i] = topPole; - bottomPoleRow[i] = bottomPole; - } - } - } - - if (sculptType == SculptType.torus) - rows.Add(rows[0]); - - int coordsDown = rows.Count; - int coordsAcross = rows[0].Count; -// int lastColumn = coordsAcross - 1; - - float widthUnit = 1.0f / (coordsAcross - 1); - float heightUnit = 1.0f / (coordsDown - 1); - - for (imageY = 0; imageY < coordsDown; imageY++) - { - int rowOffset = imageY * coordsAcross; - - for (imageX = 0; imageX < coordsAcross; imageX++) - { - /* - * p1-----p2 - * | \ f2 | - * | \ | - * | f1 \| - * p3-----p4 - */ - - p4 = rowOffset + imageX; - p3 = p4 - 1; - - p2 = p4 - coordsAcross; - p1 = p3 - coordsAcross; - - this.coords.Add(rows[imageY][imageX]); - if (viewerMode) - { - this.normals.Add(new Coord()); - this.uvs.Add(new UVCoord(widthUnit * imageX, heightUnit * imageY)); - } - - if (imageY > 0 && imageX > 0) - { - Face f1, f2; - - if (viewerMode) - { - if (invert) - { - f1 = new Face(p1, p4, p3, p1, p4, p3); - f1.uv1 = p1; - f1.uv2 = p4; - f1.uv3 = p3; - - f2 = new Face(p1, p2, p4, p1, p2, p4); - f2.uv1 = p1; - f2.uv2 = p2; - f2.uv3 = p4; - } - else - { - f1 = new Face(p1, p3, p4, p1, p3, p4); - f1.uv1 = p1; - f1.uv2 = p3; - f1.uv3 = p4; - - f2 = new Face(p1, p4, p2, p1, p4, p2); - f2.uv1 = p1; - f2.uv2 = p4; - f2.uv3 = p2; - } - } - else - { - if (invert) - { - f1 = new Face(p1, p4, p3); - f2 = new Face(p1, p2, p4); - } - else - { - f1 = new Face(p1, p3, p4); - f2 = new Face(p1, p4, p2); - } - } - - this.faces.Add(f1); - this.faces.Add(f2); - } - } - } - - if (viewerMode) - calcVertexNormals(sculptType, coordsAcross, coordsDown); - } - - /// - /// Duplicates a SculptMesh object. All object properties are copied by value, including lists. - /// - /// - public SculptMesh Copy() - { - return new SculptMesh(this); - } - - public SculptMesh(SculptMesh sm) - { - coords = new List(sm.coords); - faces = new List(sm.faces); - viewerFaces = new List(sm.viewerFaces); - normals = new List(sm.normals); - uvs = new List(sm.uvs); - } - - private void calcVertexNormals(SculptType sculptType, int xSize, int ySize) - { // compute vertex normals by summing all the surface normals of all the triangles sharing - // each vertex and then normalizing - int numFaces = this.faces.Count; - for (int i = 0; i < numFaces; i++) - { - Face face = this.faces[i]; - Coord surfaceNormal = face.SurfaceNormal(this.coords); - this.normals[face.n1] += surfaceNormal; - this.normals[face.n2] += surfaceNormal; - this.normals[face.n3] += surfaceNormal; - } - - int numNormals = this.normals.Count; - for (int i = 0; i < numNormals; i++) - this.normals[i] = this.normals[i].Normalize(); - - if (sculptType != SculptType.plane) - { // blend the vertex normals at the cylinder seam - for (int y = 0; y < ySize; y++) - { - int rowOffset = y * xSize; - - this.normals[rowOffset] = this.normals[rowOffset + xSize - 1] = (this.normals[rowOffset] + this.normals[rowOffset + xSize - 1]).Normalize(); - } - } - - foreach (Face face in this.faces) - { - ViewerFace vf = new ViewerFace(0); - vf.v1 = this.coords[face.v1]; - vf.v2 = this.coords[face.v2]; - vf.v3 = this.coords[face.v3]; - - vf.coordIndex1 = face.v1; - vf.coordIndex2 = face.v2; - vf.coordIndex3 = face.v3; - - vf.n1 = this.normals[face.n1]; - vf.n2 = this.normals[face.n2]; - vf.n3 = this.normals[face.n3]; - - vf.uv1 = this.uvs[face.uv1]; - vf.uv2 = this.uvs[face.uv2]; - vf.uv3 = this.uvs[face.uv3]; - - this.viewerFaces.Add(vf); - } - } - - /// - /// Adds a value to each XYZ vertex coordinate in the mesh - /// - /// - /// - /// - public void AddPos(float x, float y, float z) - { - int i; - int numVerts = this.coords.Count; - Coord vert; - - for (i = 0; i < numVerts; i++) - { - vert = this.coords[i]; - vert.X += x; - vert.Y += y; - vert.Z += z; - this.coords[i] = vert; - } - - if (this.viewerFaces != null) - { - int numViewerFaces = this.viewerFaces.Count; - - for (i = 0; i < numViewerFaces; i++) - { - ViewerFace v = this.viewerFaces[i]; - v.AddPos(x, y, z); - this.viewerFaces[i] = v; - } - } - } - - /// - /// Rotates the mesh - /// - /// - public void AddRot(Quat q) - { - int i; - int numVerts = this.coords.Count; - - for (i = 0; i < numVerts; i++) - this.coords[i] *= q; - - int numNormals = this.normals.Count; - for (i = 0; i < numNormals; i++) - this.normals[i] *= q; - - if (this.viewerFaces != null) - { - int numViewerFaces = this.viewerFaces.Count; - - for (i = 0; i < numViewerFaces; i++) - { - ViewerFace v = this.viewerFaces[i]; - v.v1 *= q; - v.v2 *= q; - v.v3 *= q; - - v.n1 *= q; - v.n2 *= q; - v.n3 *= q; - - this.viewerFaces[i] = v; - } - } - } - - public void Scale(float x, float y, float z) - { - int i; - int numVerts = this.coords.Count; - - Coord m = new Coord(x, y, z); - for (i = 0; i < numVerts; i++) - this.coords[i] *= m; - - if (this.viewerFaces != null) - { - int numViewerFaces = this.viewerFaces.Count; - for (i = 0; i < numViewerFaces; i++) - { - ViewerFace v = this.viewerFaces[i]; - v.v1 *= m; - v.v2 *= m; - v.v3 *= m; - this.viewerFaces[i] = v; - } - } - } - - public void DumpRaw(String path, String name, String title) - { - if (path == null) - return; - String fileName = name + "_" + title + ".raw"; - String completePath = System.IO.Path.Combine(path, fileName); - StreamWriter sw = new StreamWriter(completePath); - - for (int i = 0; i < this.faces.Count; i++) - { - string s = this.coords[this.faces[i].v1].ToString(); - s += " " + this.coords[this.faces[i].v2].ToString(); - s += " " + this.coords[this.faces[i].v3].ToString(); - - sw.WriteLine(s); - } - - sw.Close(); - } - } -} -- cgit v1.1