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Merge pull request #272 from ey6es/master

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Improvements to voxel editing: show what you'll be adding/removing/coloring, allow adjusting the desired size.
This commit is contained in:
ZappoMan 2013-05-10 10:49:20 -07:00
commit f9b0d7fce3
2 changed files with 145 additions and 74 deletions
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216
interface/src/main.cpp
View file

@ -175,6 +175,12 @@ int mouseY = 0;
// Mouse location at start of last down click
int mousePressed = 0; // true if mouse has been pressed (clear when finished)
// The current mode for mouse interaction
enum MouseMode { ADD_VOXEL_MODE, DELETE_VOXEL_MODE, COLOR_VOXEL_MODE };
MouseMode mouseMode = ADD_VOXEL_MODE;
VoxelDetail mouseVoxel; // details of the voxel under the mouse cursor
float mouseVoxelScale = 1.0f / 1024.0f; // the scale for adding/removing voxels
Menu menu; // main menu
int menuOn = 1; // Whether to show onscreen menu
@ -369,6 +375,16 @@ void reset_sensors() {
myAvatar.reset();
}
void sendVoxelEditMessage(PACKET_HEADER header, VoxelDetail& detail) {
unsigned char* bufferOut;
int sizeOut;
if (createVoxelEditMessage(header, 0, 1, &detail, bufferOut, sizeOut)){
AgentList::getInstance()->broadcastToAgents(bufferOut, sizeOut, &AGENT_TYPE_VOXEL, 1);
delete bufferOut;
}
}
//
// Using gyro data, update both view frustum and avatar head position
//
@ -471,17 +487,11 @@ void updateAvatar(float deltaTime) {
::paintingVoxel.y = avatarPos.y / 10.0;
::paintingVoxel.z = avatarPos.z / 10.0;
unsigned char* bufferOut;
int sizeOut;
if (::paintingVoxel.x >= 0.0 && ::paintingVoxel.x <= 1.0 &&
::paintingVoxel.y >= 0.0 && ::paintingVoxel.y <= 1.0 &&
::paintingVoxel.z >= 0.0 && ::paintingVoxel.z <= 1.0) {
if (createVoxelEditMessage(PACKET_HEADER_SET_VOXEL, 0, 1, &::paintingVoxel, bufferOut, sizeOut)){
AgentList::getInstance()->broadcastToAgents(bufferOut, sizeOut, &AGENT_TYPE_VOXEL, 1);
delete bufferOut;
}
sendVoxelEditMessage(PACKET_HEADER_SET_VOXEL, ::paintingVoxel);
}
}
}
@ -734,6 +744,20 @@ void displaySide(Camera& whichCamera) {
voxels.render();
}
// indicate what we'll be adding/removing in mouse mode, if anything
if (::mouseVoxel.s != 0) {
glPushMatrix();
glColor3ub(::mouseVoxel.red, ::mouseVoxel.green, ::mouseVoxel.blue);
glScalef(TREE_SCALE, TREE_SCALE, TREE_SCALE);
glTranslatef(::mouseVoxel.x + ::mouseVoxel.s*0.5f,
::mouseVoxel.y + ::mouseVoxel.s*0.5f,
::mouseVoxel.z + ::mouseVoxel.s*0.5f);
glLineWidth(4.0f);
glutWireCube(::mouseVoxel.s);
glLineWidth(1.0f);
glPopMatrix();
}
if (::renderAvatarsOn) {
// Render avatars of other agents
AgentList* agentList = AgentList::getInstance();
@ -1434,72 +1458,41 @@ void setupPaintingVoxel() {
shiftPaintingColor();
}
void addVoxelUnderCursor() {
glm::vec3 origin, direction;
viewFrustum.computePickRay(mouseX / (float)WIDTH, mouseY / (float)HEIGHT, origin, direction);
void addVoxelInFrontOfAvatar() {
VoxelDetail detail;
float distance;
BoxFace face;
if (voxels.findRayIntersection(origin, direction, detail, distance, face)) {
// use the face to determine the side on which to create a neighbor
switch (face) {
case MIN_X_FACE:
detail.x -= detail.s;
break;
case MAX_X_FACE:
detail.x += detail.s;
break;
case MIN_Y_FACE:
detail.y -= detail.s;
break;
case MAX_Y_FACE:
detail.y += detail.s;
break;
case MIN_Z_FACE:
detail.z -= detail.s;
break;
case MAX_Z_FACE:
detail.z += detail.s;
break;
}
unsigned char* bufferOut;
int sizeOut;
if (createVoxelEditMessage(PACKET_HEADER_SET_VOXEL, 0, 1, &detail, bufferOut, sizeOut)){
AgentList::getInstance()->broadcastToAgents(bufferOut, sizeOut, &AGENT_TYPE_VOXEL, 1);
delete bufferOut;
glm::vec3 position = (myAvatar.getPosition() + myAvatar.getCameraDirection()) * (1.0f / TREE_SCALE);
detail.s = ::mouseVoxelScale;
detail.x = detail.s * floor(position.x / detail.s);
detail.y = detail.s * floor(position.y / detail.s);
detail.z = detail.s * floor(position.z / detail.s);
detail.red = 128;
detail.green = 128;
detail.blue = 128;
sendVoxelEditMessage(PACKET_HEADER_SET_VOXEL, detail);
// create the voxel locally so it appears immediately
voxels.createVoxel(detail.x, detail.y, detail.z, detail.s, detail.red, detail.green, detail.blue);
}
// create the voxel locally so it appears immediately
voxels.createVoxel(detail.x, detail.y, detail.z, detail.s, detail.red, detail.green, detail.blue);
}
void addVoxelUnderCursor() {
if (::mouseVoxel.s != 0) {
sendVoxelEditMessage(PACKET_HEADER_SET_VOXEL, ::mouseVoxel);
// create the voxel locally so it appears immediately
voxels.createVoxel(::mouseVoxel.x, ::mouseVoxel.y, ::mouseVoxel.z, ::mouseVoxel.s,
::mouseVoxel.red, ::mouseVoxel.green, ::mouseVoxel.blue);
}
}
void deleteVoxelUnderCursor() {
glm::vec3 origin, direction;
viewFrustum.computePickRay(mouseX / (float)WIDTH, mouseY / (float)HEIGHT, origin, direction);
VoxelDetail detail;
float distance;
BoxFace face;
if (voxels.findRayIntersection(origin, direction, detail, distance, face)) {
unsigned char* bufferOut;
int sizeOut;
if (createVoxelEditMessage(PACKET_HEADER_ERASE_VOXEL, 0, 1, &detail, bufferOut, sizeOut)){
AgentList::getInstance()->broadcastToAgents(bufferOut, sizeOut, &AGENT_TYPE_VOXEL, 1);
delete bufferOut;
// delete the voxel locally so it disappears immediately
voxels.deleteVoxelAt(detail.x, detail.y, detail.z, detail.s);
}
if (::mouseVoxel.s != 0) {
sendVoxelEditMessage(PACKET_HEADER_ERASE_VOXEL, ::mouseVoxel);
// delete the voxel locally so it disappears immediately
voxels.deleteVoxelAt(::mouseVoxel.x, ::mouseVoxel.y, ::mouseVoxel.z, ::mouseVoxel.s);
}
}
@ -1625,8 +1618,12 @@ void key(unsigned char k, int x, int y) {
if (k == '^') ::shiftPaintingColor(); // shifts randomize color between R,G,B dominant
if (k == '-') ::sendVoxelServerEraseAll(); // sends erase all command to voxel server
if (k == '%') ::sendVoxelServerAddScene(); // sends add scene command to voxel server
if (k == '1') ::addVoxelUnderCursor();
if (k == '2') ::deleteVoxelUnderCursor();
if (k == '1') ::mouseMode = ADD_VOXEL_MODE;
if (k == '2') ::mouseMode = DELETE_VOXEL_MODE;
if (k == '3') ::mouseMode = COLOR_VOXEL_MODE;
if (k == '4') addVoxelInFrontOfAvatar();
if (k == '5') ::mouseVoxelScale /= 2;
if (k == '6') ::mouseVoxelScale *= 2;
if (k == 'n' || k == 'N')
{
noiseOn = !noiseOn; // Toggle noise
@ -1720,6 +1717,28 @@ void* networkReceive(void* args) {
return NULL;
}
glm::vec3 getFaceVector(BoxFace face) {
switch (face) {
case MIN_X_FACE:
return glm::vec3(-1, 0, 0);
case MAX_X_FACE:
return glm::vec3(1, 0, 0);
case MIN_Y_FACE:
return glm::vec3(0, -1, 0);
case MAX_Y_FACE:
return glm::vec3(0, 1, 0);
case MIN_Z_FACE:
return glm::vec3(0, 0, -1);
case MAX_Z_FACE:
return glm::vec3(0, 0, 1);
}
}
void idle(void) {
timeval check;
gettimeofday(&check, NULL);
@ -1737,7 +1756,50 @@ void idle(void) {
// tell my avatar if the mouse is being pressed...
myAvatar.setMousePressed(mousePressed);
// check what's under the mouse and update the mouse voxel
glm::vec3 origin, direction;
viewFrustum.computePickRay(mouseX / (float)WIDTH, mouseY / (float)HEIGHT, origin, direction);
float distance;
BoxFace face;
::mouseVoxel.s = 0.0f;
if (voxels.findRayIntersection(origin, direction, ::mouseVoxel, distance, face)) {
// find the nearest voxel with the desired scale
if (::mouseVoxelScale > ::mouseVoxel.s) {
::mouseVoxel.x = ::mouseVoxelScale * floorf(::mouseVoxel.x / ::mouseVoxelScale);
::mouseVoxel.y = ::mouseVoxelScale * floorf(::mouseVoxel.y / ::mouseVoxelScale);
::mouseVoxel.z = ::mouseVoxelScale * floorf(::mouseVoxel.z / ::mouseVoxelScale);
::mouseVoxel.s = ::mouseVoxelScale;
} else if (::mouseVoxelScale < ::mouseVoxel.s) {
glm::vec3 pt = (origin + direction * distance) / (float)TREE_SCALE -
getFaceVector(face) * (::mouseVoxelScale * 0.5f);
::mouseVoxel.x = ::mouseVoxelScale * floorf(pt.x / ::mouseVoxelScale);
::mouseVoxel.y = ::mouseVoxelScale * floorf(pt.y / ::mouseVoxelScale);
::mouseVoxel.z = ::mouseVoxelScale * floorf(pt.z / ::mouseVoxelScale);
::mouseVoxel.s = ::mouseVoxelScale;
}
if (::mouseMode == ADD_VOXEL_MODE) {
// use the face to determine the side on which to create a neighbor
glm::vec3 offset = getFaceVector(face);
::mouseVoxel.x += offset.x * ::mouseVoxel.s;
::mouseVoxel.y += offset.y * ::mouseVoxel.s;
::mouseVoxel.z += offset.z * ::mouseVoxel.s;
} else if (::mouseMode == COLOR_VOXEL_MODE) {
::mouseVoxel.red = 0;
::mouseVoxel.green = 255;
::mouseVoxel.blue = 0;
} else { // ::mouseMode == DELETE_VOXEL_MODE
// red indicates deletion
::mouseVoxel.red = 255;
::mouseVoxel.green = ::mouseVoxel.blue = 0;
}
}
// walking triggers the handControl to stop
if (myAvatar.getMode() == AVATAR_MODE_WALKING) {
handControl.stop();
@ -1853,19 +1915,27 @@ glm::vec3 getGravity(glm::vec3 pos) {
void mouseFunc(int button, int state, int x, int y) {
//catch mouse actions on the menu
bool menuClickedOrUnclicked = menu.mouseClick(x, y);
if (!menuClickedOrUnclicked) {
if ( button == GLUT_LEFT_BUTTON ) {
if (button == GLUT_LEFT_BUTTON) {
mouseX = x;
mouseY = y;
if (state == GLUT_DOWN ) {
if (state == GLUT_DOWN) {
mousePressed = 1;
} else if (state == GLUT_UP ) {
if (::mouseMode == ADD_VOXEL_MODE || ::mouseMode == COLOR_VOXEL_MODE) {
addVoxelUnderCursor();
} else { // ::mouseMode == DELETE_VOXEL_MODE
deleteVoxelUnderCursor();
}
} else if (state == GLUT_UP) {
mousePressed = 0;
}
} else if (button == GLUT_RIGHT_BUTTON && state == GLUT_DOWN) {
deleteVoxelUnderCursor();
}
}
}

3
libraries/voxels/src/VoxelTree.cpp
View file

@ -620,7 +620,8 @@ bool findRayOperation(VoxelNode* node, void* extraData) {
if (!node->isLeaf()) {
return true; // recurse on children
}
if (!args->found || distance < args->distance) {
distance *= TREE_SCALE;
if (node->isColored() && (!args->found || distance < args->distance)) {
args->node = node;
args->distance = distance;
args->face = face;