Showing the changes to interface/src/VoxelSystem.cpp (1 of 6 files). Show all
Unified · Split
| @@ -0,0 +1,68 @@ | |||
| 1 | // | ||
| 2 | // Cube.cpp | ||
| 3 | // interface | ||
| 4 | // | ||
| 5 | // Created by Philip on 12/31/12. | ||
| 6 | // Copyright (c) 2012 High Fidelity, Inc. All rights reserved. | ||
| 7 | // | ||
| 8 | |||
| 9 | #include "VoxelSystem.h" | ||
| 10 | |||
| 11 | void VoxelSystem::init() { | ||
| 12 | root = new Voxel; | ||
| 13 | } | ||
| 14 | |||
| 15 | // | ||
| 16 | // Recursively initialize the voxel tree | ||
| 17 | // | ||
| 18 | int VoxelSystem::initVoxels(Voxel * voxel, float scale) { | ||
| 19 | float childColor[3], averageColor[3]; | ||
| 20 | int averageCount = 0; | ||
| 21 | int newVoxels = 0; | ||
| 22 | if (voxel == NULL) voxel = root; | ||
| 23 | averageColor[0] = averageColor[1] = averageColor[2] = 0.0; | ||
| 24 | for (unsigned char i = 0; i < NUM_CHILDREN; i++) { | ||
| 25 | if ((scale > 0.01) && (randFloat() < 0.5)) { | ||
| 26 | voxel->children[i] = new Voxel; | ||
| 27 | newVoxels += initVoxels(voxel->children[i], scale/2.0); | ||
| 28 | for (int j = 0; j < 3; j++) averageColor[j] += childColor[j]; | ||
| 29 | averageCount++; | ||
| 30 | } | ||
| 31 | else { | ||
| 32 | voxel->children[i] = NULL; | ||
| 33 | } | ||
| 34 | } | ||
| 35 | if (averageCount == 0) { | ||
| 36 | // This is a leaf, so just pick a random color | ||
| 37 | voxel->color.x = voxel->color.y = voxel->color.z = randFloat(); | ||
| 38 | } else { | ||
| 39 | voxel->color.x = averageColor[0]/averageCount; | ||
| 40 | voxel->color.y = averageColor[1]/averageCount; | ||
| 41 | voxel->color.z = averageColor[2]/averageCount; | ||
| 42 | } | ||
| 43 | newVoxels++; | ||
| 44 | return newVoxels; | ||
| 45 | } | ||
| 46 | |||
| 47 | void VoxelSystem::render(Voxel * voxel, float scale) { | ||
| 48 | if (voxel == NULL) voxel = root; | ||
| 49 | unsigned char i; | ||
| 50 | for (i = 0; i < NUM_CHILDREN; i++) { | ||
| 51 | if (voxel->children[i] != NULL) { | ||
| 52 | glTranslatef(scale/2.0*((i&4)>>2), scale/2.0*((i&2)>>1), scale/2.0*(i&1)); | ||
| 53 | render(voxel->children[i], scale/2.0); | ||
| 54 | glTranslatef(-scale/2.0*((i&4)>>2), -scale/2.0*((i&2)>>1), -scale/2.0*(i&1)); | ||
| 55 | } | ||
| 56 | } | ||
| 57 | glColor4f(voxel->color.x, voxel->color.y, voxel->color.z, 0.5); | ||
| 58 | glutSolidCube(scale); | ||
| 59 | } | ||
| 60 | |||
| 61 | void VoxelSystem::simulate(float deltaTime) { | ||
| 62 | |||
| 63 | } | ||
| 64 | |||
| 65 | |||
| 66 | |||
| 67 | |||
| 68 | |||