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fix byte normals, fix crashes in switching between voxel shader and normal mode

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This commit is contained in:
ZappoMan 2013-09-27 09:02:51 -07:00
parent 2487a55be9
commit eb6af1afbf
3 changed files with 65 additions and 15 deletions
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75
interface/src/VoxelSystem.cpp
View file

@ -37,7 +37,7 @@ float identityVertices[] = { 0,0,0, 1,0,0, 1,1,0, 0,1,0, 0,0,1, 1,0,1, 1,1,1, 0,
0,0,0, 1,0,0, 1,1,0, 0,1,0, 0,0,1, 1,0,1, 1,1,1, 0,1,1,
0,0,0, 1,0,0, 1,1,0, 0,1,0, 0,0,1, 1,0,1, 1,1,1, 0,1,1 };
GLbyte identityNormals[] = { 0,0,-1, 0,0,-1, 0,0,-1, 0,0,-1,
GLfloat identityNormals[] = { 0,0,-1, 0,0,-1, 0,0,-1, 0,0,-1,
0,0,+1, 0,0,+1, 0,0,+1, 0,0,+1,
0,-1,0, 0,-1,0, 0,+1,0, 0,+1,0,
0,-1,0, 0,-1,0, 0,+1,0, 0,+1,0,
@ -152,6 +152,10 @@ void VoxelSystem::setUseByteNormals(bool useByteNormals) {
init();
}
pthread_mutex_unlock(&_bufferWriteLock);
if (wasInitialized) {
forceRedrawEntireTree();
}
}
@ -166,12 +170,17 @@ void VoxelSystem::setMaxVoxels(int maxVoxels) {
init();
}
pthread_mutex_unlock(&_bufferWriteLock);
if (wasInitialized) {
forceRedrawEntireTree();
}
}
void VoxelSystem::setUseVoxelShader(bool useVoxelShader) {
pthread_mutex_lock(&_bufferWriteLock);
bool wasInitialized = _initialized;
if (wasInitialized) {
clearAllNodesBufferIndex();
cleanupVoxelMemory();
}
_useVoxelShader = useVoxelShader;
@ -179,6 +188,10 @@ void VoxelSystem::setUseVoxelShader(bool useVoxelShader) {
init();
}
pthread_mutex_unlock(&_bufferWriteLock);
if (wasInitialized) {
forceRedrawEntireTree();
}
}
void VoxelSystem::cleanupVoxelMemory() {
@ -266,7 +279,7 @@ void VoxelSystem::initVoxelMemory() {
// populate the normalsArray
for (int n = 0; n < _maxVoxels; n++) {
for (int i = 0; i < VERTEX_POINTS_PER_VOXEL; i++) {
*(normalsArrayEndPointer++) = identityNormals[i];
*(normalsArrayEndPointer++) = (identityNormals[i] * CHAR_MAX);
}
}
@ -750,20 +763,24 @@ void VoxelSystem::updateNodeInArrays(glBufferIndex nodeIndex, const glm::vec3& s
float voxelScale, const nodeColor& color) {
if (_useVoxelShader) {
VoxelShaderVBOData* writeVerticesAt = &_writeVoxelShaderData[nodeIndex];
writeVerticesAt->x = startVertex.x * TREE_SCALE;
writeVerticesAt->y = startVertex.y * TREE_SCALE;
writeVerticesAt->z = startVertex.z * TREE_SCALE;
writeVerticesAt->s = voxelScale * TREE_SCALE;
writeVerticesAt->r = color[RED_INDEX];
writeVerticesAt->g = color[GREEN_INDEX];
writeVerticesAt->b = color[BLUE_INDEX];
if (_writeVoxelShaderData) {
VoxelShaderVBOData* writeVerticesAt = &_writeVoxelShaderData[nodeIndex];
writeVerticesAt->x = startVertex.x * TREE_SCALE;
writeVerticesAt->y = startVertex.y * TREE_SCALE;
writeVerticesAt->z = startVertex.z * TREE_SCALE;
writeVerticesAt->s = voxelScale * TREE_SCALE;
writeVerticesAt->r = color[RED_INDEX];
writeVerticesAt->g = color[GREEN_INDEX];
writeVerticesAt->b = color[BLUE_INDEX];
}
} else {
for (int j = 0; j < VERTEX_POINTS_PER_VOXEL; j++ ) {
GLfloat* writeVerticesAt = _writeVerticesArray + (nodeIndex * VERTEX_POINTS_PER_VOXEL);
GLubyte* writeColorsAt = _writeColorsArray + (nodeIndex * VERTEX_POINTS_PER_VOXEL);
*(writeVerticesAt+j) = startVertex[j % 3] + (identityVertices[j] * voxelScale);
*(writeColorsAt +j) = color[j % 3];
if (_writeVerticesArray && _writeColorsArray) {
for (int j = 0; j < VERTEX_POINTS_PER_VOXEL; j++ ) {
GLfloat* writeVerticesAt = _writeVerticesArray + (nodeIndex * VERTEX_POINTS_PER_VOXEL);
GLubyte* writeColorsAt = _writeColorsArray + (nodeIndex * VERTEX_POINTS_PER_VOXEL);
*(writeVerticesAt+j) = startVertex[j % 3] + (identityVertices[j] * voxelScale);
*(writeColorsAt +j) = color[j % 3];
}
}
}
}
@ -995,6 +1012,34 @@ void VoxelSystem::killLocalVoxels() {
}
bool VoxelSystem::clearAllNodesBufferIndexOperation(VoxelNode* node, void* extraData) {
_nodeCount++;
node->setBufferIndex(GLBUFFER_INDEX_UNKNOWN);
return true;
}
void VoxelSystem::clearAllNodesBufferIndex() {
_nodeCount = 0;
_tree->recurseTreeWithOperation(clearAllNodesBufferIndexOperation);
qDebug("clearing buffer index of %d nodes\n", _nodeCount);
_tree->setDirtyBit();
setupNewVoxelsForDrawing();
}
bool VoxelSystem::forceRedrawEntireTreeOperation(VoxelNode* node, void* extraData) {
_nodeCount++;
node->setDirtyBit();
return true;
}
void VoxelSystem::forceRedrawEntireTree() {
_nodeCount = 0;
_tree->recurseTreeWithOperation(forceRedrawEntireTreeOperation);
qDebug("forcing redraw of %d nodes\n", _nodeCount);
_tree->setDirtyBit();
setupNewVoxelsForDrawing();
}
bool VoxelSystem::randomColorOperation(VoxelNode* node, void* extraData) {
_nodeCount++;
if (node->isColored()) {

4
interface/src/VoxelSystem.h
View file

@ -126,6 +126,8 @@ public slots:
void falseColorizeOccluded();
void falseColorizeOccludedV2();
void falseColorizeBySource();
void forceRedrawEntireTree();
void clearAllNodesBufferIndex();
void cancelImport();
void setUseByteNormals(bool useByteNormals);
@ -172,6 +174,8 @@ private:
static bool falseColorizeOccludedV2Operation(VoxelNode* node, void* extraData);
static bool falseColorizeBySourceOperation(VoxelNode* node, void* extraData);
static bool killSourceVoxelsOperation(VoxelNode* node, void* extraData);
static bool forceRedrawEntireTreeOperation(VoxelNode* node, void* extraData);
static bool clearAllNodesBufferIndexOperation(VoxelNode* node, void* extraData);
int updateNodeInArraysAsFullVBO(VoxelNode* node);
int updateNodeInArraysAsPartialVBO(VoxelNode* node);

1
libraries/voxels/src/VoxelNode.h
View file

@ -70,6 +70,7 @@ public:
void printDebugDetails(const char* label) const;
bool isDirty() const { return _isDirty; }
void clearDirtyBit() { _isDirty = false; }
void setDirtyBit() { _isDirty = true; }
bool hasChangedSince(uint64_t time) const { return (_lastChanged > time); }
void markWithChangedTime() { _lastChanged = usecTimestampNow(); }
uint64_t getLastChanged() const { return _lastChanged; }