Show the voxels to be added/deleted as wireframe cubes.

This commit is contained in:
Andrzej Kapolka 2013-05-09 16:09:07 -07:00
parent c411083057
commit ecd12e0ac4

View file

@ -175,8 +175,9 @@ int mouseY = 0;
int mousePressed = 0; // true if mouse has been pressed (clear when finished)
// The current mode for mouse interaction
enum MouseMode { ADD_VOXELS, DELETE_VOXELS };
MouseMode mouseMode = ADD_VOXELS;
enum MouseMode { ADD_VOXEL_MODE, DELETE_VOXEL_MODE };
MouseMode mouseMode = ADD_VOXEL_MODE;
VoxelDetail mouseVoxel; // details of the voxel under the mouse cursor
Menu menu; // main menu
int menuOn = 1; // Whether to show onscreen menu
@ -374,6 +375,16 @@ void reset_sensors() {
}
}
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
//
@ -482,17 +493,11 @@ 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);
}
}
}
@ -745,6 +750,20 @@ 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();
@ -1487,73 +1506,31 @@ void setupPaintingVoxel() {
shiftPaintingColor();
}
void addVoxel(VoxelDetail& detail) {
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;
}
}
void addVoxelInFrontOfAvatar() {
VoxelDetail detail;
glm::vec3 position = (myAvatar.getPosition() + myAvatar.getCameraDirection()) * (1.0f / TREE_SCALE);
detail.s = 1.0f / 1024;
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);
}
void addVoxelUnderCursor() {
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)) {
// 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;
}
addVoxel(detail);
if (::mouseVoxel.s != 0) {
sendVoxelEditMessage(PACKET_HEADER_SET_VOXEL, ::mouseVoxel);
}
}
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;
}
if (::mouseVoxel.s != 0) {
sendVoxelEditMessage(PACKET_HEADER_ERASE_VOXEL, ::mouseVoxel);
}
}
@ -1674,8 +1651,8 @@ 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') ::mouseMode = ADD_VOXELS;
if (k == '2') ::mouseMode = DELETE_VOXELS;
if (k == '1') ::mouseMode = ADD_VOXEL_MODE;
if (k == '2') ::mouseMode = DELETE_VOXEL_MODE;
if (k == '3') addVoxelInFrontOfAvatar();
if (k == 'n' || k == 'N')
{
@ -1764,6 +1741,28 @@ 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);
@ -1781,7 +1780,29 @@ 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)) {
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 {
// 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();
@ -1907,10 +1928,10 @@ void mouseFunc(int button, int state, int x, int y) {
case GLUT_LEFT_BUTTON:
if (state == GLUT_DOWN && !menu.mouseClick(x, y)) {
mousePressed = 1;
if (::mouseMode == ADD_VOXELS) {
if (::mouseMode == ADD_VOXEL_MODE) {
addVoxelUnderCursor();
} else { // ::mouseMode == DELETE_VOXELS
} else { // ::mouseMode == DELETE_VOXEL_MODE
deleteVoxelUnderCursor();
}
} else {
@ -1920,10 +1941,10 @@ void mouseFunc(int button, int state, int x, int y) {
case GLUT_RIGHT_BUTTON:
if (state == GLUT_DOWN) {
if (::mouseMode == ADD_VOXELS) {
if (::mouseMode == ADD_VOXEL_MODE) {
deleteVoxelUnderCursor();
} else { // ::mouseMode == DELETE_VOXELS
} else { // ::mouseMode == DELETE_VOXEL_MODE
addVoxelUnderCursor();
}
}