// Use this for initialization private void Start() { if (PicaVoxelVolume == null) { return; } originalVoxels = new Voxel[PicaVoxelVolume.XSize * PicaVoxelVolume.YSize * PicaVoxelVolume.ZSize]; Helper.CopyVoxelsInBox(ref PicaVoxelVolume.GetCurrentFrame().Voxels, ref originalVoxels, new PicaVoxelPoint(PicaVoxelVolume.XSize, PicaVoxelVolume.YSize, PicaVoxelVolume.ZSize), new PicaVoxelPoint(PicaVoxelVolume.XSize, PicaVoxelVolume.YSize, PicaVoxelVolume.ZSize), true); PicaVoxelVolume.GetCurrentFrame().Voxels = new Voxel[PicaVoxelVolume.XSize * PicaVoxelVolume.YSize * PicaVoxelVolume.ZSize]; PicaVoxelVolume.UpdateAllChunks(); radius = StartRadius; gameObject.SetActive(false); }
public static void Generate(int xSize, int ySize, int zSize, float smoothness, float voxelSize) { var newObject = Editor.Instantiate(EditorUtility.VoxelVolumePrefab, Vector3.zero, Quaternion.identity) as GameObject; newObject.name = "Terrain"; newObject.GetComponent <Volume>().Material = EditorUtility.PicaVoxelDiffuseMaterial; newObject.GetComponent <Volume>().GenerateBasic(FillMode.None); Volume voxelVolume = newObject.GetComponent <Volume>(); voxelVolume.XSize = xSize; voxelVolume.YSize = ySize; voxelVolume.ZSize = zSize; voxelVolume.Frames[0].XSize = voxelVolume.XSize; voxelVolume.Frames[0].YSize = voxelVolume.YSize; voxelVolume.Frames[0].ZSize = voxelVolume.ZSize; voxelVolume.Frames[0].Voxels = new Voxel[voxelVolume.XSize * voxelVolume.YSize * voxelVolume.ZSize]; // Could remove this if we use Value as block type for (int i = 0; i < voxelVolume.Frames[0].Voxels.Length; i++) { voxelVolume.Frames[0].Voxels[i].Value = 128; } voxelVolume.VoxelSize = voxelSize; int progress = 0; // float progressSize = xSize*zSize; float[][] noise = PerlinNoise.GeneratePerlinNoise(xSize, zSize, 2 + (int)(smoothness * 6f)); for (int x = 0; x < xSize; x++) { for (int z = 0; z < zSize; z++) { //if (UnityEditor.EditorUtility.DisplayCancelableProgressBar("Terrain Generator", "Generating Terrain", // (1f/(float) progressSize)*(float) progress)) //{ // UnityEditor.EditorUtility.ClearProgressBar(); // GameObject.DestroyImmediate(voxelVolume.gameObject); // return; //} for (int y = 0; y < ySize; y++) { voxelVolume.Frames[0].Voxels[x + xSize * (y + ySize * z)] = new Voxel() { State = (noise[x][z] >= (1f / (float)ySize) * (float)y)?VoxelState.Active : VoxelState.Inactive, Color = (y == ySize - 1 || noise[x][z] < (1f / (float)ySize) * (float)(y + 1))? new Color32(0, 128, 0, 255) : new Color32(128, 64, 0, 255), }; } progress++; } } voxelVolume.CreateChunks(); voxelVolume.SaveForSerialize(); voxelVolume.Frames[0].OnAfterDeserialize(); voxelVolume.Pivot = (new Vector3(voxelVolume.XSize, 0, voxelVolume.ZSize) * voxelVolume.VoxelSize) / 2f; voxelVolume.UpdatePivot(); voxelVolume.UpdateAllChunks(); }
public static void Scan(GameObject meshObject, float voxelSize) { Transform meshTransform = meshObject.transform; Mesh mesh = null; MeshFilter mF = meshObject.GetComponent <MeshFilter>(); if (mF != null) { mesh = mF.sharedMesh; } else { SkinnedMeshRenderer sMR = meshObject.GetComponent <SkinnedMeshRenderer>(); if (sMR != null) { mesh = sMR.sharedMesh; } } if (mesh == null) { return; } // bool addedCollider = false; GameObject mcContainer = new GameObject("PVMCC"); mcContainer.transform.SetParent(meshObject.transform, false); MeshCollider mc = mcContainer.AddComponent <MeshCollider>(); mc.sharedMesh = mesh; GameObject mcContainerRev = new GameObject("PVMCCR"); mcContainerRev.transform.SetParent(meshObject.transform, false); Mesh reverseMesh = (Mesh)UnityEngine.Object.Instantiate(mesh); reverseMesh.triangles = mesh.triangles.Reverse().ToArray(); MeshCollider mcr = mcContainerRev.AddComponent <MeshCollider>(); mcr.sharedMesh = reverseMesh; Vector3[] vertices = mesh.vertices; if (vertices.Length <= 0) { return; } Texture2D renderTex = null; Color materialColor = Color.white; Renderer rend = meshObject.GetComponent <Renderer>(); if (rend != null && rend.sharedMaterial != null && rend.sharedMaterial.mainTexture != null) { renderTex = (Texture2D)rend.sharedMaterial.mainTexture; try { renderTex.GetPixel(0, 0); } catch (Exception) { string path = AssetDatabase.GetAssetPath(rend.sharedMaterial.mainTexture); TextureImporter ti = (TextureImporter)TextureImporter.GetAtPath(path); ti.isReadable = true; AssetDatabase.ImportAsset(path); ti.isReadable = false; try { renderTex.GetPixel(0, 0); } catch (Exception) { renderTex = null; } } } else if (rend != null && rend.sharedMaterial != null) { materialColor = rend.sharedMaterial.color; } Vector3 min, max; min = max = meshTransform.TransformPoint(vertices[0]); for (int i = 1; i < vertices.Length; i++) { Vector3 V = meshTransform.TransformPoint(vertices[i]); for (int n = 0; n < 3; n++) { if (V[n] > max[n]) { max[n] = V[n]; } if (V[n] < min[n]) { min[n] = V[n]; } } vertices[i] = V; } vertices[0] = meshTransform.TransformPoint(vertices[0]); Bounds bounds = new Bounds(); bounds.SetMinMax(min, max); if (bounds.size.x <= 0f || bounds.size.y <= 0f || bounds.size.z <= 0f) { return; } var newObject = Editor.Instantiate(EditorUtility.VoxelVolumePrefab, Vector3.zero, Quaternion.identity) as GameObject; newObject.name = meshObject.name + " (Voxels)"; newObject.GetComponent <Volume>().Material = EditorUtility.PicaVoxelDiffuseMaterial; newObject.GetComponent <Volume>().GenerateBasic(FillMode.None); Volume voxelVolume = newObject.GetComponent <Volume>(); voxelVolume.XSize = (int)(bounds.size.x / voxelSize) + 1; voxelVolume.YSize = (int)(bounds.size.y / voxelSize) + 1; voxelVolume.ZSize = (int)(bounds.size.z / voxelSize) + 1; voxelVolume.Frames[0].XSize = voxelVolume.XSize; voxelVolume.Frames[0].YSize = voxelVolume.YSize; voxelVolume.Frames[0].ZSize = voxelVolume.ZSize; voxelVolume.Frames[0].Voxels = new Voxel[voxelVolume.XSize * voxelVolume.YSize * voxelVolume.ZSize]; for (int i = 0; i < voxelVolume.Frames[0].Voxels.Length; i++) { voxelVolume.Frames[0].Voxels[i].Value = 128; } voxelVolume.VoxelSize = voxelSize; Vector3[] testDirs = { Vector3.forward, Vector3.back, Vector3.left, Vector3.right, Vector3.up, Vector3.down }; float stepScale = 0.5f; int size = (int)((bounds.size.x) / (voxelSize * stepScale)) * (int)((bounds.size.y) / (voxelSize * stepScale)) * (int)((bounds.size.z) / (voxelSize * stepScale)); int progress = 0; // Outside for (float x = bounds.min.x; x < bounds.max.x + voxelSize; x += voxelSize * stepScale) { for (float y = bounds.min.y; y < bounds.max.y + voxelSize; y += voxelSize * stepScale) { for (float z = bounds.min.z; z < bounds.max.z + voxelSize; z += voxelSize * stepScale) { Vector3 test = new Vector3(x, y, z); for (int d = 0; d < 6; d++) { Vector3 hit; Color col; if (TestRay(mc, mcContainer, renderTex, materialColor, mesh, test, testDirs[d].normalized, out hit, out col)) { int vX = (voxelVolume.XSize - 1) - (int)((bounds.max.x - hit.x) / voxelSize); int vY = (voxelVolume.YSize - 1) - (int)((bounds.max.y - hit.y) / voxelSize); int vZ = (voxelVolume.ZSize - 1) - (int)((bounds.max.z - hit.z) / voxelSize); if (!(vX < voxelVolume.XSize && vY < voxelVolume.YSize && vZ < voxelVolume.ZSize)) { continue; } voxelVolume.Frames[0].Voxels[vX + voxelVolume.XSize * (vY + voxelVolume.YSize * vZ)] = new Voxel() { State = VoxelState.Active, Color = col, Value = 128 }; } } progress++; } } if (UnityEditor.EditorUtility.DisplayCancelableProgressBar("Scanning Mesh", "Scanning Outside", (1f / (float)size) * (float)progress)) { UnityEditor.EditorUtility.ClearProgressBar(); GameObject.DestroyImmediate(voxelVolume.gameObject); UnityEngine.Object.DestroyImmediate(mcContainer); UnityEngine.Object.DestroyImmediate(mcContainerRev); return; } } progress = 0; //Inside for (float x = bounds.min.x; x < bounds.max.x + voxelSize; x += voxelSize * stepScale) { for (float y = bounds.min.y; y < bounds.max.y + voxelSize; y += voxelSize * stepScale) { for (float z = bounds.min.z; z < bounds.max.z + voxelSize; z += voxelSize * stepScale) { Vector3 test = new Vector3(x, y, z); Vector3 hit; Color col; float closestHit = Mathf.Infinity; Color closestCol = Color.white; int hitCount = 0; for (int d = 0; d < 6; d++) { if (TestRay(mcr, mcContainerRev, renderTex, materialColor, reverseMesh, test, testDirs[d].normalized, out hit, out col)) { if (Vector3.Distance(hit, test) < closestHit) { closestHit = Vector3.Distance(hit, test); closestCol = col; } hitCount++; } } if (hitCount == 6) { int vX = (voxelVolume.XSize - 1) - (int)((bounds.max.x - test.x) / voxelSize); int vY = (voxelVolume.YSize - 1) - (int)((bounds.max.y - test.y) / voxelSize); int vZ = (voxelVolume.ZSize - 1) - (int)((bounds.max.z - test.z) / voxelSize); if (!(vX < voxelVolume.XSize && vY < voxelVolume.YSize && vZ < voxelVolume.ZSize)) { continue; } voxelVolume.Frames[0].Voxels[vX + voxelVolume.XSize * (vY + voxelVolume.YSize * vZ)] = new Voxel() { State = VoxelState.Active, Color = closestCol, Value = 128 }; } progress++; } } if (UnityEditor.EditorUtility.DisplayCancelableProgressBar("Scanning Mesh", "Attempting to fill inside", (1f / (float)size) * (float)progress)) { UnityEditor.EditorUtility.ClearProgressBar(); GameObject.DestroyImmediate(voxelVolume.gameObject); UnityEngine.Object.DestroyImmediate(mcContainer); UnityEngine.Object.DestroyImmediate(mcContainerRev); return; } } UnityEditor.EditorUtility.ClearProgressBar(); voxelVolume.CreateChunks(); voxelVolume.SaveForSerialize(); voxelVolume.Frames[0].OnAfterDeserialize(); voxelVolume.transform.position = meshObject.transform.position; voxelVolume.Pivot = (new Vector3(voxelVolume.XSize, voxelVolume.YSize, voxelVolume.ZSize) * voxelVolume.VoxelSize) / 2f; voxelVolume.UpdatePivot(); UnityEngine.Object.DestroyImmediate(mcContainer); UnityEngine.Object.DestroyImmediate(mcContainerRev); voxelVolume.UpdateAllChunks(); }
public override void OnInspectorGUI() { serializedObject.Update(); EditorGUILayout.Space(); EditorGUILayout.LabelField("Editor", new GUIStyle() { fontStyle = FontStyle.Bold }); if (!allRuntimeOnlyMesh) { if (GUILayout.Button(allEditorsEnabled ? "Stop Editing All" : "Start Editing All")) { foreach (Volume v in mpvObject.Volumes) { v.IsEnabledForEditing = !allEditorsEnabled; v.PaintMode = EditorPaintMode.Color; v.UpdateAllChunks(); } SceneView.RepaintAll(); allEditorsEnabled = AllEditorsEnabled(); } } rtomCheckBox = EditorGUILayout.ToggleLeft(new GUIContent(" Runtime-Only Mesh"), rtomCheckBox); if (rtomCheckBox != allRuntimeOnlyMesh) { foreach (Volume v in mpvObject.Volumes) { v.IsEnabledForEditing = false; v.RuntimOnlyMesh = !allRuntimeOnlyMesh; v.CreateChunks(); v.UpdateAllChunks(); } allRuntimeOnlyMesh = AllRuntimeOnlyMesh(); allEditorsEnabled = AllEditorsEnabled(); } EditorGUILayout.Space(); EditorGUILayout.LabelField("Size", new GUIStyle() { fontStyle = FontStyle.Bold }); float size = EditorGUILayout.FloatField("Voxel Size:", voxelSizeProperty.floatValue); if (size != voxelSizeProperty.floatValue && size > 0f) { voxelSizeProperty.floatValue = size; voxelSize = voxelSizeProperty.floatValue; foreach (Volume v in mpvObject.Volumes) { v.VoxelSize = voxelSize; v.CreateChunks(); } mpvObject.RepositionParts(); } EditorGUILayout.Space(); EditorGUILayout.LabelField("Pivot", new GUIStyle() { fontStyle = FontStyle.Bold }); pivotProperty.vector3Value = EditorGUILayout.Vector3Field("", pivotProperty.vector3Value, null); if (pivotProperty.vector3Value != mpvObject.Pivot) { pivot = pivotProperty.vector3Value; mpvObject.Pivot = pivot; mpvObject.RepositionParts(); } if (GUILayout.Button("Set to Center")) { mpvObject.SetPivotToCenter(); } EditorGUILayout.Space(); EditorGUILayout.LabelField("Individual Pivots", new GUIStyle() { fontStyle = FontStyle.Bold }); EditorGUILayout.BeginHorizontal(); if (GUILayout.Button("Set all to Center")) { foreach (Volume v in mpvObject.Volumes) { Vector3 piv = (new Vector3(v.XSize, v.YSize, v.ZSize) * v.VoxelSize) / 2f; v.Pivot = piv; v.UpdatePivot(); } } if (GUILayout.Button("Set all to Zero")) { foreach (Volume v in mpvObject.Volumes) { v.Pivot = Vector3.zero; v.UpdatePivot(); } } EditorGUILayout.EndHorizontal(); EditorGUILayout.Space(); EditorGUILayout.LabelField("Collision Mode", new GUIStyle() { fontStyle = FontStyle.Bold }); collisionMode.enumValueIndex = Convert.ToInt16(EditorGUILayout.EnumPopup((CollisionMode)collisionMode.enumValueIndex)); if (collisionMode.enumValueIndex != Convert.ToInt16(mpvObject.CollisionMode)) { foreach (Volume v in mpvObject.Volumes) { v.ChangeCollisionMode((CollisionMode)collisionMode.enumValueIndex); } } if (collisionMode.enumValueIndex > 0) { separateColliderMesh.boolValue = EditorGUILayout.ToggleLeft(new GUIContent(" Generate collider mesh separately (Edit-time only)"), separateColliderMesh.boolValue); if (separateColliderMesh.boolValue != mpvObject.GenerateMeshColliderSeparately) { foreach (Volume v in mpvObject.Volumes) { v.GenerateMeshColliderSeparately = separateColliderMesh.boolValue; v.UpdateAllChunks(); } } if (separateColliderMesh.boolValue) { EditorGUILayout.LabelField("Collider Meshing Mode", new GUIStyle() { fontStyle = FontStyle.Bold }); colliderMeshingMode.enumValueIndex = Convert.ToInt16(EditorGUILayout.EnumPopup((MeshingMode)colliderMeshingMode.enumValueIndex)); if (colliderMeshingMode.enumValueIndex != Convert.ToInt16(mpvObject.MeshColliderMeshingMode)) { foreach (Volume v in mpvObject.Volumes) { v.MeshColliderMeshingMode = (MeshingMode)colliderMeshingMode.enumValueIndex; v.UpdateAllChunks(); } } } } EditorGUILayout.Space(); EditorGUILayout.LabelField("Rendering", new GUIStyle() { fontStyle = FontStyle.Bold }); EditorGUILayout.LabelField("Meshing Mode", new GUIStyle() { fontStyle = FontStyle.Bold }); meshingMode.enumValueIndex = Convert.ToInt16(EditorGUILayout.EnumPopup((MeshingMode)meshingMode.enumValueIndex)); if (meshingMode.enumValueIndex != Convert.ToInt16(mpvObject.MeshingMode)) { foreach (Volume v in mpvObject.Volumes) { v.MeshingMode = (MeshingMode)meshingMode.enumValueIndex; v.UpdateAllChunks(); } } selfShadeInt.floatValue = EditorGUILayout.Slider("Self-Shading Intensity", selfShadeInt.floatValue, 0, 1); if (selfShadeInt.floatValue != mpvObject.SelfShadingIntensity) { foreach (Volume v in mpvObject.Volumes) { v.SelfShadingIntensity = selfShadeInt.floatValue; v.UpdateAllChunks(); } } material.objectReferenceValue = EditorGUILayout.ObjectField("Material: ", material.objectReferenceValue, typeof(Material), false); if (material.objectReferenceValue != mpvObject.Material) { foreach (Volume v in mpvObject.Volumes) { v.Material = (Material)material.objectReferenceValue; v.UpdateAllChunks(); } } EditorGUILayout.Space(); if (GUILayout.Button(new GUIContent("Mesh-Only Copy", "Create a copy of this Volume with mesh(es) only"))) { GameObject newMPV = new GameObject(target.name + " (Copy)"); foreach (Volume vol in mpvObject.Volumes) { GameObject bake = Instantiate(EditorUtility.VoxelVolumePrefab, Vector3.zero, Quaternion.identity) as GameObject; Volume v = bake.GetComponent <Volume>(); v.XSize = vol.XSize; v.YSize = vol.YSize; v.ZSize = vol.ZSize; v.MeshingMode = vol.MeshingMode; v.MeshColliderMeshingMode = vol.MeshColliderMeshingMode; v.GenerateMeshColliderSeparately = vol.GenerateMeshColliderSeparately; v.Material = vol.Material; for (int f = 0; f < vol.Frames.Count; f++) { v.AddFrame(f); v.Frames[f].Voxels = vol.Frames[f].Voxels; } v.CreateChunks(); v.ChangeCollisionMode(vol.CollisionMode); v.UpdateAllChunks(); bake.tag = "Untagged"; bake.name = vol.name; DestroyImmediate(bake.GetComponent <Volume>()); DestroyImmediate(bake.transform.FindChild("Hitbox").gameObject); for (int i = 0; i < bake.transform.childCount; i++) { GameObject o = bake.transform.GetChild(i).gameObject; if (o.GetComponent <Frame>() != null) { DestroyImmediate(o.GetComponent <Frame>()); for (int c = 0; c < o.transform.FindChild("Chunks").childCount; c++) { GameObject chunk = o.transform.FindChild("Chunks").GetChild(c).gameObject; if (chunk.GetComponent <Chunk>() != null) { DestroyImmediate(chunk.GetComponent <Chunk>()); } } } } bake.transform.parent = newMPV.transform; bake.transform.localPosition = vol.transform.localPosition; } } serializedObject.ApplyModifiedProperties(); }