aboutsummaryrefslogtreecommitdiffstatshomepage
path: root/OpenSim/Region/CoreModules/World/Warp3DMap/MapImageModule.cs
diff options
context:
space:
mode:
Diffstat (limited to 'OpenSim/Region/CoreModules/World/Warp3DMap/MapImageModule.cs')
-rw-r--r--OpenSim/Region/CoreModules/World/Warp3DMap/MapImageModule.cs624
1 files changed, 624 insertions, 0 deletions
diff --git a/OpenSim/Region/CoreModules/World/Warp3DMap/MapImageModule.cs b/OpenSim/Region/CoreModules/World/Warp3DMap/MapImageModule.cs
new file mode 100644
index 0000000..47b1639
--- /dev/null
+++ b/OpenSim/Region/CoreModules/World/Warp3DMap/MapImageModule.cs
@@ -0,0 +1,624 @@
1/*
2 * Copyright (c) Contributors, http://opensimulator.org/
3 * See CONTRIBUTORS.TXT for a full list of copyright holders.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 * * Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * * Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 * * Neither the name of the OpenSimulator Project nor the
13 * names of its contributors may be used to endorse or promote products
14 * derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
17 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19 * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
20 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28using System;
29using System.Collections.Generic;
30using System.Drawing;
31using System.Drawing.Imaging;
32using System.IO;
33using System.Reflection;
34using CSJ2K;
35using Nini.Config;
36using log4net;
37using Rednettle.Warp3D;
38using OpenMetaverse;
39using OpenMetaverse.Imaging;
40using OpenMetaverse.Rendering;
41using OpenMetaverse.StructuredData;
42using OpenSim.Framework;
43using OpenSim.Region.Framework.Interfaces;
44using OpenSim.Region.Framework.Scenes;
45using OpenSim.Region.Physics.Manager;
46using OpenSim.Services.Interfaces;
47
48using WarpRenderer = global::Warp3D.Warp3D;
49
50namespace OpenSim.Region.CoreModules.World.Warp3DMap
51{
52 public class Warp3DImageModule : IMapImageGenerator, IRegionModule
53 {
54 private static readonly UUID TEXTURE_METADATA_MAGIC = new UUID("802dc0e0-f080-4931-8b57-d1be8611c4f3");
55 private static readonly Color4 WATER_COLOR = new Color4(29, 71, 95, 216);
56
57 private static readonly ILog m_log =
58 LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
59
60 private Scene m_scene;
61 private IRendering m_primMesher;
62 private IConfigSource m_config;
63 private Dictionary<UUID, Color4> m_colors = new Dictionary<UUID, Color4>();
64 private bool m_useAntiAliasing = true; // TODO: Make this a config option
65
66 #region IRegionModule Members
67
68 public void Initialise(Scene scene, IConfigSource source)
69 {
70 m_scene = scene;
71 m_config = source;
72
73 IConfig startupConfig = m_config.Configs["Startup"];
74 if (startupConfig.GetString("MapImageModule", "MapImageModule") != "Warp3DImageModule")
75 return;
76
77 List<string> renderers = RenderingLoader.ListRenderers(Util.ExecutingDirectory());
78 if (renderers.Count > 0)
79 {
80 m_primMesher = RenderingLoader.LoadRenderer(renderers[0]);
81 m_log.Info("[MAPTILE]: Loaded prim mesher " + m_primMesher.ToString());
82 }
83 else
84 {
85 m_log.Info("[MAPTILE]: No prim mesher loaded, prim rendering will be disabled");
86 }
87
88 m_scene.RegisterModuleInterface<IMapImageGenerator>(this);
89 }
90
91 public void PostInitialise()
92 {
93 }
94
95 public void Close()
96 {
97 }
98
99 public string Name
100 {
101 get { return "Warp3DImageModule"; }
102 }
103
104 public bool IsSharedModule
105 {
106 get { return false; }
107 }
108
109 #endregion
110
111 #region IMapImageGenerator Members
112
113 public Bitmap CreateMapTile()
114 {
115 bool drawPrimVolume = true;
116 bool textureTerrain = true;
117
118 try
119 {
120 IConfig startupConfig = m_config.Configs["Startup"];
121 drawPrimVolume = startupConfig.GetBoolean("DrawPrimOnMapTile", drawPrimVolume);
122 textureTerrain = startupConfig.GetBoolean("TextureOnMapTile", textureTerrain);
123 }
124 catch
125 {
126 m_log.Warn("[MAPTILE]: Failed to load StartupConfig");
127 }
128
129 m_colors.Clear();
130
131 Vector3 camPos = new Vector3(127.5f, 127.5f, 221.7025033688163f);
132 Viewport viewport = new Viewport(camPos, -Vector3.UnitZ, 1024f, 0.1f, (int)Constants.RegionSize, (int)Constants.RegionSize, (float)Constants.RegionSize, (float)Constants.RegionSize);
133
134 int width = viewport.Width;
135 int height = viewport.Height;
136
137 if (m_useAntiAliasing)
138 {
139 width *= 2;
140 height *= 2;
141 }
142
143 WarpRenderer renderer = new WarpRenderer();
144 renderer.CreateScene(width, height);
145 renderer.Scene.autoCalcNormals = false;
146
147 #region Camera
148
149 warp_Vector pos = ConvertVector(viewport.Position);
150 pos.z -= 0.001f; // Works around an issue with the Warp3D camera
151 warp_Vector lookat = warp_Vector.add(ConvertVector(viewport.Position), ConvertVector(viewport.LookDirection));
152
153 renderer.Scene.defaultCamera.setPos(pos);
154 renderer.Scene.defaultCamera.lookAt(lookat);
155
156 if (viewport.Orthographic)
157 {
158 renderer.Scene.defaultCamera.isOrthographic = true;
159 renderer.Scene.defaultCamera.orthoViewWidth = viewport.OrthoWindowWidth;
160 renderer.Scene.defaultCamera.orthoViewHeight = viewport.OrthoWindowHeight;
161 }
162 else
163 {
164 float fov = viewport.FieldOfView;
165 fov *= 1.75f; // FIXME: ???
166 renderer.Scene.defaultCamera.setFov(fov);
167 }
168
169 #endregion Camera
170
171 renderer.Scene.addLight("Light1", new warp_Light(new warp_Vector(0.2f, 0.2f, 1f), 0xffffff, 320, 80));
172 renderer.Scene.addLight("Light2", new warp_Light(new warp_Vector(-1f, -1f, 1f), 0xffffff, 100, 40));
173
174 CreateWater(renderer);
175 CreateTerrain(renderer, textureTerrain);
176 if (drawPrimVolume)
177 CreateAllPrims(renderer);
178
179 renderer.Render();
180 Bitmap bitmap = renderer.Scene.getImage();
181
182 if (m_useAntiAliasing)
183 bitmap = ImageUtils.ResizeImage(bitmap, viewport.Width, viewport.Height);
184
185 return bitmap;
186 }
187
188 public byte[] WriteJpeg2000Image()
189 {
190 try
191 {
192 using (Bitmap mapbmp = CreateMapTile())
193 return OpenJPEG.EncodeFromImage(mapbmp, true);
194 }
195 catch (Exception e)
196 {
197 // JPEG2000 encoder failed
198 m_log.Error("[MAPTILE]: Failed generating terrain map: " + e);
199 }
200
201 return null;
202 }
203
204 #endregion
205
206 #region Rendering Methods
207
208 private void CreateWater(WarpRenderer renderer)
209 {
210 float waterHeight = (float)m_scene.RegionInfo.RegionSettings.WaterHeight;
211
212 renderer.AddPlane("Water", 256f * 0.5f);
213 renderer.Scene.sceneobject("Water").setPos(127.5f, waterHeight, 127.5f);
214
215 renderer.AddMaterial("WaterColor", ConvertColor(WATER_COLOR));
216 renderer.Scene.material("WaterColor").setTransparency((byte)((1f - WATER_COLOR.A) * 255f));
217 renderer.SetObjectMaterial("Water", "WaterColor");
218 }
219
220 private void CreateTerrain(WarpRenderer renderer, bool textureTerrain)
221 {
222 ITerrainChannel terrain = m_scene.Heightmap;
223 float[] heightmap = terrain.GetFloatsSerialised();
224
225 warp_Object obj = new warp_Object(256 * 256, 255 * 255 * 2);
226
227 for (int y = 0; y < 256; y++)
228 {
229 for (int x = 0; x < 256; x++)
230 {
231 int v = y * 256 + x;
232 float height = heightmap[v];
233
234 warp_Vector pos = ConvertVector(new Vector3(x, y, height));
235 obj.addVertex(new warp_Vertex(pos, (float)x / 255f, (float)(255 - y) / 255f));
236 }
237 }
238
239 for (int y = 0; y < 256; y++)
240 {
241 for (int x = 0; x < 256; x++)
242 {
243 if (x < 255 && y < 255)
244 {
245 int v = y * 256 + x;
246
247 // Normal
248 Vector3 v1 = new Vector3(x, y, heightmap[y * 256 + x]);
249 Vector3 v2 = new Vector3(x + 1, y, heightmap[y * 256 + x + 1]);
250 Vector3 v3 = new Vector3(x, y + 1, heightmap[(y + 1) * 256 + x]);
251 warp_Vector norm = ConvertVector(SurfaceNormal(v1, v2, v3));
252 norm = norm.reverse();
253 obj.vertex(v).n = norm;
254
255 // Triangle 1
256 obj.addTriangle(
257 v,
258 v + 1,
259 v + 256);
260
261 // Triangle 2
262 obj.addTriangle(
263 v + 256 + 1,
264 v + 256,
265 v + 1);
266 }
267 }
268 }
269
270 renderer.Scene.addObject("Terrain", obj);
271
272 UUID[] textureIDs = new UUID[4];
273 float[] startHeights = new float[4];
274 float[] heightRanges = new float[4];
275
276 RegionSettings regionInfo = m_scene.RegionInfo.RegionSettings;
277
278 textureIDs[0] = regionInfo.TerrainTexture1;
279 textureIDs[1] = regionInfo.TerrainTexture2;
280 textureIDs[2] = regionInfo.TerrainTexture3;
281 textureIDs[3] = regionInfo.TerrainTexture4;
282
283 startHeights[0] = (float)regionInfo.Elevation1SW;
284 startHeights[1] = (float)regionInfo.Elevation1NW;
285 startHeights[2] = (float)regionInfo.Elevation1SE;
286 startHeights[3] = (float)regionInfo.Elevation1NE;
287
288 heightRanges[0] = (float)regionInfo.Elevation2SW;
289 heightRanges[1] = (float)regionInfo.Elevation2NW;
290 heightRanges[2] = (float)regionInfo.Elevation2SE;
291 heightRanges[3] = (float)regionInfo.Elevation2NE;
292
293 uint globalX, globalY;
294 Utils.LongToUInts(m_scene.RegionInfo.RegionHandle, out globalX, out globalY);
295
296 Bitmap image = TerrainSplat.Splat(heightmap, textureIDs, startHeights, heightRanges, new Vector3d(globalX, globalY, 0.0), m_scene.AssetService, textureTerrain);
297 warp_Texture texture = new warp_Texture(image);
298 warp_Material material = new warp_Material(texture);
299 material.setReflectivity(50);
300 renderer.Scene.addMaterial("TerrainColor", material);
301 renderer.SetObjectMaterial("Terrain", "TerrainColor");
302 }
303
304 private void CreateAllPrims(WarpRenderer renderer)
305 {
306 if (m_primMesher == null)
307 return;
308
309 m_scene.ForEachSOG(
310 delegate(SceneObjectGroup group)
311 {
312 CreatePrim(renderer, group.RootPart);
313 foreach (SceneObjectPart child in group.Children.Values)
314 CreatePrim(renderer, child);
315 }
316 );
317 }
318
319 private void CreatePrim(WarpRenderer renderer, SceneObjectPart prim)
320 {
321 const float MIN_SIZE = 2f;
322
323 if ((PCode)prim.Shape.PCode != PCode.Prim)
324 return;
325 if (prim.Scale.LengthSquared() < MIN_SIZE * MIN_SIZE)
326 return;
327
328 Primitive omvPrim = prim.Shape.ToOmvPrimitive(prim.OffsetPosition, prim.RotationOffset);
329 FacetedMesh renderMesh = m_primMesher.GenerateFacetedMesh(omvPrim, DetailLevel.Medium);
330 if (renderMesh == null)
331 return;
332
333 warp_Vector primPos = ConvertVector(prim.AbsolutePosition);
334 warp_Quaternion primRot = ConvertQuaternion(prim.RotationOffset);
335
336 warp_Matrix m = warp_Matrix.quaternionMatrix(primRot);
337
338 if (prim.ParentID != 0)
339 {
340 SceneObjectGroup group = m_scene.SceneGraph.GetGroupByPrim(prim.LocalId);
341 if (group != null)
342 m.transform(warp_Matrix.quaternionMatrix(ConvertQuaternion(group.RootPart.RotationOffset)));
343 }
344
345 warp_Vector primScale = ConvertVector(prim.Scale);
346
347 string primID = prim.UUID.ToString();
348
349 // Create the prim faces
350 for (int i = 0; i < renderMesh.Faces.Count; i++)
351 {
352 Face face = renderMesh.Faces[i];
353 string meshName = primID + "-Face-" + i.ToString();
354
355 warp_Object faceObj = new warp_Object(face.Vertices.Count, face.Indices.Count / 3);
356
357 for (int j = 0; j < face.Vertices.Count; j++)
358 {
359 Vertex v = face.Vertices[j];
360
361 warp_Vector pos = ConvertVector(v.Position);
362 warp_Vector norm = ConvertVector(v.Normal);
363
364 if (prim.Shape.SculptTexture == UUID.Zero)
365 norm = norm.reverse();
366 warp_Vertex vert = new warp_Vertex(pos, norm, v.TexCoord.X, v.TexCoord.Y);
367
368 faceObj.addVertex(vert);
369 }
370
371 for (int j = 0; j < face.Indices.Count; j += 3)
372 {
373 faceObj.addTriangle(
374 face.Indices[j + 0],
375 face.Indices[j + 1],
376 face.Indices[j + 2]);
377 }
378
379 Primitive.TextureEntryFace teFace = prim.Shape.Textures.GetFace((uint)i);
380 Color4 faceColor = GetFaceColor(teFace);
381 string materialName = GetOrCreateMaterial(renderer, faceColor);
382
383 faceObj.transform(m);
384 faceObj.setPos(primPos);
385 faceObj.scaleSelf(primScale.x, primScale.y, primScale.z);
386
387 renderer.Scene.addObject(meshName, faceObj);
388
389 renderer.SetObjectMaterial(meshName, materialName);
390 }
391 }
392
393 private Color4 GetFaceColor(Primitive.TextureEntryFace face)
394 {
395 Color4 color;
396
397 if (face.TextureID == UUID.Zero)
398 return face.RGBA;
399
400 if (!m_colors.TryGetValue(face.TextureID, out color))
401 {
402 bool fetched = false;
403
404 // Attempt to fetch the texture metadata
405 UUID metadataID = UUID.Combine(face.TextureID, TEXTURE_METADATA_MAGIC);
406 AssetBase metadata = m_scene.AssetService.GetCached(metadataID.ToString());
407 if (metadata != null)
408 {
409 OSDMap map = null;
410 try { map = OSDParser.Deserialize(metadata.Data) as OSDMap; } catch { }
411
412 if (map != null)
413 {
414 color = map["X-JPEG2000-RGBA"].AsColor4();
415 fetched = true;
416 }
417 }
418
419 if (!fetched)
420 {
421 // Fetch the texture, decode and get the average color,
422 // then save it to a temporary metadata asset
423 AssetBase textureAsset = m_scene.AssetService.Get(face.TextureID.ToString());
424 if (textureAsset != null)
425 {
426 int width, height;
427 color = GetAverageColor(textureAsset.FullID, textureAsset.Data, out width, out height);
428
429 OSDMap data = new OSDMap { { "X-JPEG2000-RGBA", OSD.FromColor4(color) } };
430 metadata = new AssetBase
431 {
432 Data = System.Text.Encoding.UTF8.GetBytes(OSDParser.SerializeJsonString(data)),
433 Description = "Metadata for JPEG2000 texture " + face.TextureID.ToString(),
434 Flags = AssetFlags.Collectable,
435 FullID = metadataID,
436 ID = metadataID.ToString(),
437 Local = true,
438 Temporary = true,
439 Name = String.Empty,
440 Type = (sbyte)AssetType.Unknown
441 };
442 m_scene.AssetService.Store(metadata);
443 }
444 else
445 {
446 color = new Color4(0.5f, 0.5f, 0.5f, 1.0f);
447 }
448 }
449
450 m_colors[face.TextureID] = color;
451 }
452
453 return color * face.RGBA;
454 }
455
456 private string GetOrCreateMaterial(WarpRenderer renderer, Color4 color)
457 {
458 string name = color.ToString();
459
460 warp_Material material = renderer.Scene.material(name);
461 if (material != null)
462 return name;
463
464 renderer.AddMaterial(name, ConvertColor(color));
465 if (color.A < 1f)
466 renderer.Scene.material(name).setTransparency((byte)((1f - color.A) * 255f));
467 return name;
468 }
469
470 #endregion Rendering Methods
471
472 #region Static Helpers
473
474 private static warp_Vector ConvertVector(Vector3 vector)
475 {
476 return new warp_Vector(vector.X, vector.Z, vector.Y);
477 }
478
479 private static warp_Quaternion ConvertQuaternion(Quaternion quat)
480 {
481 return new warp_Quaternion(quat.X, quat.Z, quat.Y, -quat.W);
482 }
483
484 private static int ConvertColor(Color4 color)
485 {
486 int c = warp_Color.getColor((byte)(color.R * 255f), (byte)(color.G * 255f), (byte)(color.B * 255f));
487 if (color.A < 1f)
488 c |= (byte)(color.A * 255f) << 24;
489
490 return c;
491 }
492
493 private static Vector3 SurfaceNormal(Vector3 c1, Vector3 c2, Vector3 c3)
494 {
495 Vector3 edge1 = new Vector3(c2.X - c1.X, c2.Y - c1.Y, c2.Z - c1.Z);
496 Vector3 edge2 = new Vector3(c3.X - c1.X, c3.Y - c1.Y, c3.Z - c1.Z);
497
498 Vector3 normal = Vector3.Cross(edge1, edge2);
499 normal.Normalize();
500
501 return normal;
502 }
503
504 public static Color4 GetAverageColor(UUID textureID, byte[] j2kData, out int width, out int height)
505 {
506 ulong r = 0;
507 ulong g = 0;
508 ulong b = 0;
509 ulong a = 0;
510
511 using (MemoryStream stream = new MemoryStream(j2kData))
512 {
513 try
514 {
515 Bitmap bitmap = (Bitmap)J2kImage.FromStream(stream);
516 width = bitmap.Width;
517 height = bitmap.Height;
518
519 BitmapData bitmapData = bitmap.LockBits(new Rectangle(0, 0, width, height), ImageLockMode.ReadOnly, bitmap.PixelFormat);
520 int pixelBytes = (bitmap.PixelFormat == PixelFormat.Format24bppRgb) ? 3 : 4;
521
522 // Sum up the individual channels
523 unsafe
524 {
525 if (pixelBytes == 4)
526 {
527 for (int y = 0; y < height; y++)
528 {
529 byte* row = (byte*)bitmapData.Scan0 + (y * bitmapData.Stride);
530
531 for (int x = 0; x < width; x++)
532 {
533 b += row[x * pixelBytes + 0];
534 g += row[x * pixelBytes + 1];
535 r += row[x * pixelBytes + 2];
536 a += row[x * pixelBytes + 3];
537 }
538 }
539 }
540 else
541 {
542 for (int y = 0; y < height; y++)
543 {
544 byte* row = (byte*)bitmapData.Scan0 + (y * bitmapData.Stride);
545
546 for (int x = 0; x < width; x++)
547 {
548 b += row[x * pixelBytes + 0];
549 g += row[x * pixelBytes + 1];
550 r += row[x * pixelBytes + 2];
551 }
552 }
553 }
554 }
555
556 // Get the averages for each channel
557 const decimal OO_255 = 1m / 255m;
558 decimal totalPixels = (decimal)(width * height);
559
560 decimal rm = ((decimal)r / totalPixels) * OO_255;
561 decimal gm = ((decimal)g / totalPixels) * OO_255;
562 decimal bm = ((decimal)b / totalPixels) * OO_255;
563 decimal am = ((decimal)a / totalPixels) * OO_255;
564
565 if (pixelBytes == 3)
566 am = 1m;
567
568 return new Color4((float)rm, (float)gm, (float)bm, (float)am);
569 }
570 catch (Exception ex)
571 {
572 m_log.WarnFormat("[MAPTILE]: Error decoding JPEG2000 texture {0} ({1} bytes): {2}", textureID, j2kData.Length, ex.Message);
573 width = 0;
574 height = 0;
575 return new Color4(0.5f, 0.5f, 0.5f, 1.0f);
576 }
577 }
578 }
579
580 #endregion Static Helpers
581 }
582
583 public static class ImageUtils
584 {
585 /// <summary>
586 /// Performs bilinear interpolation between four values
587 /// </summary>
588 /// <param name="v00">First, or top left value</param>
589 /// <param name="v01">Second, or top right value</param>
590 /// <param name="v10">Third, or bottom left value</param>
591 /// <param name="v11">Fourth, or bottom right value</param>
592 /// <param name="xPercent">Interpolation value on the X axis, between 0.0 and 1.0</param>
593 /// <param name="yPercent">Interpolation value on fht Y axis, between 0.0 and 1.0</param>
594 /// <returns>The bilinearly interpolated result</returns>
595 public static float Bilinear(float v00, float v01, float v10, float v11, float xPercent, float yPercent)
596 {
597 return Utils.Lerp(Utils.Lerp(v00, v01, xPercent), Utils.Lerp(v10, v11, xPercent), yPercent);
598 }
599
600 /// <summary>
601 /// Performs a high quality image resize
602 /// </summary>
603 /// <param name="image">Image to resize</param>
604 /// <param name="width">New width</param>
605 /// <param name="height">New height</param>
606 /// <returns>Resized image</returns>
607 public static Bitmap ResizeImage(Image image, int width, int height)
608 {
609 Bitmap result = new Bitmap(width, height);
610
611 using (Graphics graphics = Graphics.FromImage(result))
612 {
613 graphics.CompositingQuality = System.Drawing.Drawing2D.CompositingQuality.HighQuality;
614 graphics.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.HighQualityBicubic;
615 graphics.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality;
616 graphics.PixelOffsetMode = System.Drawing.Drawing2D.PixelOffsetMode.HighQuality;
617
618 graphics.DrawImage(image, 0, 0, result.Width, result.Height);
619 }
620
621 return result;
622 }
623 }
624}
generated by cgit v1.1 at 2024-07-03 09:47:10 +0000