Mirrors/overte
3
0
Fork 0
mirror of https://github.com/overte-org/overte.git synced 2025-08-06 07:10:06 +02:00
Code Issues Projects Releases Packages Wiki Activity Actions

Merge pull request #297 from Ventrella/master

Browse source 
added code to allow mouse hover over avatar to be used for touch effects
This commit is contained in:
Philip Rosedale 2013-05-14 11:04:59 -07:00
commit d386221620
5 changed files with 187 additions and 307 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

289
interface/src/Avatar.cpp
View file

@ -49,36 +49,17 @@ const float HEAD_MAX_YAW = 85;
const float HEAD_MIN_YAW = -85; const float HEAD_MIN_YAW = -85;
const float AVATAR_BRAKING_RANGE = 1.6f; const float AVATAR_BRAKING_RANGE = 1.6f;
const float AVATAR_BRAKING_STRENGTH = 30.0f; const float AVATAR_BRAKING_STRENGTH = 30.0f;
//const float MAX_JOINT_TOUCH_DOT = 0.995f;
const float JOINT_TOUCH_RANGE = 0.0005f;
float skinColor [] = {1.0, 0.84, 0.66}; float skinColor [] = {1.0, 0.84, 0.66};
float lightBlue [] = {0.7, 0.8, 1.0}; float lightBlue [] = {0.7, 0.8, 1.0};
/*
float browColor [] = {210.0/255.0, 105.0/255.0, 30.0/255.0};
float mouthColor[] = {1, 0, 0};
float BrowRollAngle [5] = {0, 15, 30, -30, -15};
float BrowPitchAngle[3] = {-70, -60, -50};
float eyeColor [3] = {1,1,1};
float MouthWidthChoices[3] = {0.5, 0.77, 0.3};
float browWidth = 0.8;
float browThickness = 0.16;
//char iris_texture_file[] = "resources/images/green_eye.png";
*/
bool usingBigSphereCollisionTest = true; bool usingBigSphereCollisionTest = true;
float chatMessageScale = 0.0015; float chatMessageScale = 0.0015;
float chatMessageHeight = 0.45; float chatMessageHeight = 0.45;
/*
vector<unsigned char> iris_texture;
unsigned int iris_texture_width = 512;
unsigned int iris_texture_height = 256;
*/
Avatar::Avatar(bool isMine) { Avatar::Avatar(bool isMine) {
@ -106,6 +87,9 @@ Avatar::Avatar(bool isMine) {
_displayingHead = true; _displayingHead = true;
_TEST_bigSphereRadius = 0.4f; _TEST_bigSphereRadius = 0.4f;
_TEST_bigSpherePosition = glm::vec3(5.0f, _TEST_bigSphereRadius, 5.0f); _TEST_bigSpherePosition = glm::vec3(5.0f, _TEST_bigSphereRadius, 5.0f);
_mouseRayOrigin = glm::vec3(0.0f, 0.0f, 0.0f);
_mouseRayDirection = glm::vec3(0.0f, 0.0f, 0.0f);
_cameraPosition = glm::vec3(0.0f, 0.0f, 0.0f);
for (int i = 0; i < MAX_DRIVE_KEYS; i++) _driveKeys[i] = false; for (int i = 0; i < MAX_DRIVE_KEYS; i++) _driveKeys[i] = false;
@ -123,16 +107,6 @@ Avatar::Avatar(bool isMine) {
_avatarTouch.setReachableRadius(0.6); _avatarTouch.setReachableRadius(0.6);
/*
if (iris_texture.size() == 0) {
switchToResourcesParentIfRequired();
unsigned error = lodepng::decode(iris_texture, iris_texture_width, iris_texture_height, iris_texture_file);
if (error != 0) {
printLog("error %u: %s\n", error, lodepng_error_text(error));
}
}
*/
if (BALLS_ON) { _balls = new Balls(100); } if (BALLS_ON) { _balls = new Balls(100); }
else { _balls = NULL; } else { _balls = NULL; }
} }
@ -319,6 +293,9 @@ bool Avatar::getIsNearInteractingOther() {
void Avatar::simulate(float deltaTime) { void Avatar::simulate(float deltaTime) {
//figure out if the mouse cursor is over any body spheres...
checkForMouseRayTouching();
// update balls // update balls
if (_balls) { _balls->simulate(deltaTime); } if (_balls) { _balls->simulate(deltaTime); }
@ -481,6 +458,30 @@ void Avatar::simulate(float deltaTime) {
} }
} }
void Avatar::checkForMouseRayTouching() {
for (int b = 0; b < NUM_AVATAR_JOINTS; b++) {
glm::vec3 directionToBodySphere = glm::normalize(_joint[b].springyPosition - _mouseRayOrigin);
float dot = glm::dot(directionToBodySphere, _mouseRayDirection);
if (dot > (1.0f - JOINT_TOUCH_RANGE)) {
_joint[b].touchForce = (dot - (1.0f - JOINT_TOUCH_RANGE)) / JOINT_TOUCH_RANGE;
} else {
_joint[b].touchForce = 0.0;
}
}
}
void Avatar::setMouseRay(const glm::vec3 &origin, const glm::vec3 &direction ) {
_mouseRayOrigin = origin; _mouseRayDirection = direction;
}
void Avatar::updateHandMovementAndTouching(float deltaTime) { void Avatar::updateHandMovementAndTouching(float deltaTime) {
// reset hand and arm positions according to hand movement // reset hand and arm positions according to hand movement
@ -491,8 +492,7 @@ void Avatar::updateHandMovementAndTouching(float deltaTime) {
_joint[ AVATAR_JOINT_RIGHT_FINGERTIPS ].position += transformedHandMovement; _joint[ AVATAR_JOINT_RIGHT_FINGERTIPS ].position += transformedHandMovement;
if (_isMine) if (_isMine) {
{
_avatarTouch.setMyBodyPosition(_position); _avatarTouch.setMyBodyPosition(_position);
Avatar * _interactingOther = NULL; Avatar * _interactingOther = NULL;
@ -853,6 +853,8 @@ void Avatar::setGravity(glm::vec3 gravity) {
void Avatar::render(bool lookingInMirror, glm::vec3 cameraPosition) { void Avatar::render(bool lookingInMirror, glm::vec3 cameraPosition) {
_cameraPosition = cameraPosition; // store this for use in various parts of the code
// render a simple round on the ground projected down from the avatar's position // render a simple round on the ground projected down from the avatar's position
renderDiskShadow(_position, glm::vec3(0.0f, 1.0f, 0.0f), 0.1f, 0.2f); renderDiskShadow(_position, glm::vec3(0.0f, 1.0f, 0.0f), 0.1f, 0.2f);
@ -877,16 +879,18 @@ void Avatar::render(bool lookingInMirror, glm::vec3 cameraPosition) {
} }
//render body //render body
renderBody(); renderBody(lookingInMirror);
/*
// render head // render head
if (_displayingHead) { if (_displayingHead) {
_head.render(lookingInMirror, _bodyYaw); _head.render(lookingInMirror, _bodyYaw);
} }
*/
// if this is my avatar, then render my interactions with the other avatar // if this is my avatar, then render my interactions with the other avatar
if (_isMine) { if (_isMine) {
_avatarTouch.render(cameraPosition); _avatarTouch.render(_cameraPosition);
} }
// Render the balls // Render the balls
@ -941,180 +945,6 @@ void Avatar::render(bool lookingInMirror, glm::vec3 cameraPosition) {
void Avatar::renderHead(bool lookingInMirror) {
/*
int side = 0;
glEnable(GL_DEPTH_TEST);
glEnable(GL_RESCALE_NORMAL);
// show head orientation
//renderOrientationDirections(_joint[ AVATAR_JOINT_HEAD_BASE ].springyPosition, _joint[ AVATAR_JOINT_HEAD_BASE ].orientation, 0.2f);
glPushMatrix();
glTranslatef(_joint[ AVATAR_JOINT_HEAD_BASE ].springyPosition.x,
_joint[ AVATAR_JOINT_HEAD_BASE ].springyPosition.y,
_joint[ AVATAR_JOINT_HEAD_BASE ].springyPosition.z);
glScalef
(
_joint[ AVATAR_JOINT_HEAD_BASE ].radius,
_joint[ AVATAR_JOINT_HEAD_BASE ].radius,
_joint[ AVATAR_JOINT_HEAD_BASE ].radius
);
if (lookingInMirror) {
glRotatef(_bodyYaw - _headYaw, 0, 1, 0);
//glRotatef(_bodyPitch + _headPitch, 1, 0, 0);
//glRotatef(_bodyRoll - _headRoll, 0, 0, 1);
// don't let body pitch and roll affect the head..
glRotatef(_headPitch, 1, 0, 0);
glRotatef(-_headRoll, 0, 0, 1);
} else {
glRotatef(_bodyYaw + _headYaw, 0, 1, 0);
//glRotatef(_bodyPitch + _headPitch, 1, 0, 0);
//glRotatef(_bodyRoll + _headRoll, 0, 0, 1);
// don't let body pitch and roll affect the head..
glRotatef(_headPitch, 1, 0, 0);
glRotatef(_headRoll, 0, 0, 1);
}
//glScalef(2.0, 2.0, 2.0);
glColor3fv(skinColor);
glutSolidSphere(1, 30, 30);
// Ears
glPushMatrix();
glTranslatef(1.0, 0, 0);
for(side = 0; side < 2; side++) {
glPushMatrix();
glScalef(0.3, 0.65, .65);
glutSolidSphere(0.5, 30, 30);
glPopMatrix();
glTranslatef(-2.0, 0, 0);
}
glPopMatrix();
// Update audio attack data for facial animation (eyebrows and mouth)
_head.audioAttack = 0.9 * _head.audioAttack + 0.1 * fabs(_audioLoudness - _head.lastLoudness);
_head.lastLoudness = _audioLoudness;
const float BROW_LIFT_THRESHOLD = 100;
if (_head.audioAttack > BROW_LIFT_THRESHOLD)
_head.browAudioLift += sqrt(_head.audioAttack) / 1000.0;
_head.browAudioLift *= .90;
// Render Eyebrows
glPushMatrix();
glTranslatef(-_head.interBrowDistance / 2.0,0.4,0.45);
for(side = 0; side < 2; side++) {
glColor3fv(browColor);
glPushMatrix();
glTranslatef(0, 0.35 + _head.browAudioLift, 0);
glRotatef(_head.eyebrowPitch[side]/2.0, 1, 0, 0);
glRotatef(_head.eyebrowRoll[side]/2.0, 0, 0, 1);
glScalef(browWidth, browThickness, 1);
glutSolidCube(0.5);
glPopMatrix();
glTranslatef(_head.interBrowDistance, 0, 0);
}
glPopMatrix();
// Mouth
glPushMatrix();
glTranslatef(0,-0.35,0.75);
glColor3f(0,0,0);
glRotatef(_head.mouthPitch, 1, 0, 0);
glRotatef(_head.mouthYaw, 0, 0, 1);
if (_head.averageLoudness > 1.f) {
glScalef(_head.mouthWidth * (.7f + sqrt(_head.averageLoudness) /60.f),
_head.mouthHeight * (1.f + sqrt(_head.averageLoudness) /30.f), 1);
} else {
glScalef(_head.mouthWidth, _head.mouthHeight, 1);
}
glutSolidCube(0.5);
glPopMatrix();
glTranslatef(0, 1.0, 0);
glTranslatef(-_head.interPupilDistance/2.0,-0.68,0.7);
// Right Eye
glRotatef(-10, 1, 0, 0);
glColor3fv(eyeColor);
glPushMatrix();
{
glTranslatef(_head.interPupilDistance/10.0, 0, 0.05);
glRotatef(20, 0, 0, 1);
glScalef(_head.eyeballScaleX, _head.eyeballScaleY, _head.eyeballScaleZ);
glutSolidSphere(0.25, 30, 30);
}
glPopMatrix();
// Right Pupil
if (_sphere == NULL) {
_sphere = gluNewQuadric();
gluQuadricTexture(_sphere, GL_TRUE);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
gluQuadricOrientation(_sphere, GLU_OUTSIDE);
//glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, iris_texture_width, iris_texture_height, 0, GL_RGBA, GL_UNSIGNED_BYTE, &iris_texture[0]);
}
glPushMatrix();
{
glRotatef(_head.eyeballPitch[1], 1, 0, 0);
glRotatef(_head.eyeballYaw[1] + _headYaw + _head.pupilConverge, 0, 1, 0);
glTranslatef(0,0,.35);
glRotatef(-75,1,0,0);
glScalef(1.0, 0.4, 1.0);
glEnable(GL_TEXTURE_2D);
gluSphere(_sphere, _head.pupilSize, 15, 15);
glDisable(GL_TEXTURE_2D);
}
glPopMatrix();
// Left Eye
glColor3fv(eyeColor);
glTranslatef(_head.interPupilDistance, 0, 0);
glPushMatrix();
{
glTranslatef(-_head.interPupilDistance/10.0, 0, .05);
glRotatef(-20, 0, 0, 1);
glScalef(_head.eyeballScaleX, _head.eyeballScaleY, _head.eyeballScaleZ);
glutSolidSphere(0.25, 30, 30);
}
glPopMatrix();
// Left Pupil
glPushMatrix();
{
glRotatef(_head.eyeballPitch[0], 1, 0, 0);
glRotatef(_head.eyeballYaw[0] + _headYaw - _head.pupilConverge, 0, 1, 0);
glTranslatef(0, 0, .35);
glRotatef(-75, 1, 0, 0);
glScalef(1.0, 0.4, 1.0);
glEnable(GL_TEXTURE_2D);
gluSphere(_sphere, _head.pupilSize, 15, 15);
glDisable(GL_TEXTURE_2D);
}
glPopMatrix();
glPopMatrix();
*/
}
void Avatar::setHandMovementValues(glm::vec3 handOffset) { void Avatar::setHandMovementValues(glm::vec3 handOffset) {
_movedHandOffset = handOffset; _movedHandOffset = handOffset;
} }
@ -1138,6 +968,7 @@ void Avatar::initializeSkeleton() {
_joint[b].roll = 0.0; _joint[b].roll = 0.0;
_joint[b].length = 0.0; _joint[b].length = 0.0;
_joint[b].radius = 0.0; _joint[b].radius = 0.0;
_joint[b].touchForce = 0.0;
_joint[b].springBodyTightness = BODY_SPRING_DEFAULT_TIGHTNESS; _joint[b].springBodyTightness = BODY_SPRING_DEFAULT_TIGHTNESS;
_joint[b].orientation.setToIdentity(); _joint[b].orientation.setToIdentity();
} }
@ -1373,10 +1204,11 @@ void Avatar::updateBodySprings(float deltaTime) {
} }
} }
// apply tightness force - (causing springy position to be close to rigid body position)
_joint[b].springyVelocity += (_joint[b].position - _joint[b].springyPosition) * _joint[b].springBodyTightness * deltaTime; _joint[b].springyVelocity += (_joint[b].position - _joint[b].springyPosition) * _joint[b].springBodyTightness * deltaTime;
// apply decay
float decay = 1.0 - BODY_SPRING_DECAY * deltaTime; float decay = 1.0 - BODY_SPRING_DECAY * deltaTime;
if (decay > 0.0) { if (decay > 0.0) {
_joint[b].springyVelocity *= decay; _joint[b].springyVelocity *= decay;
} }
@ -1384,20 +1216,25 @@ void Avatar::updateBodySprings(float deltaTime) {
_joint[b].springyVelocity = glm::vec3(0.0f, 0.0f, 0.0f); _joint[b].springyVelocity = glm::vec3(0.0f, 0.0f, 0.0f);
} }
//apply forces from touch...
if (_joint[b].touchForce > 0.0) {
_joint[b].springyVelocity += _mouseRayDirection * _joint[b].touchForce * 0.7f;
}
//update position by velocity...
_joint[b].springyPosition += _joint[b].springyVelocity * deltaTime; _joint[b].springyPosition += _joint[b].springyVelocity * deltaTime;
} }
} }
const glm::vec3& Avatar::getHeadPosition() const {
//if (_usingBodySprings) {
// return _joint[ AVATAR_JOINT_HEAD_BASE ].springyPosition;
//}
const glm::vec3& Avatar::getSpringyHeadPosition() const {
return _joint[ AVATAR_JOINT_HEAD_BASE ].springyPosition; return _joint[ AVATAR_JOINT_HEAD_BASE ].springyPosition;
} }
const glm::vec3& Avatar::getHeadPosition() const {
return _joint[ AVATAR_JOINT_HEAD_BASE ].position;
}
void Avatar::updateArmIKAndConstraints(float deltaTime) { void Avatar::updateArmIKAndConstraints(float deltaTime) {
@ -1438,12 +1275,16 @@ void Avatar::updateArmIKAndConstraints(float deltaTime) {
} }
void Avatar::renderBody() { void Avatar::renderBody(bool lookingInMirror) {
// Render joint positions as spheres // Render joint positions as spheres
for (int b = 0; b < NUM_AVATAR_JOINTS; b++) { for (int b = 0; b < NUM_AVATAR_JOINTS; b++) {
if (b != AVATAR_JOINT_HEAD_BASE) { // the head is rendered as a special case in "renderHead" if (b == AVATAR_JOINT_HEAD_BASE) { // the head is rendered as a special case
if (_displayingHead) {
_head.render(lookingInMirror, _bodyYaw);
}
} else {
//show direction vectors of the bone orientation //show direction vectors of the bone orientation
//renderOrientationDirections(_joint[b].springyPosition, _joint[b].orientation, _joint[b].radius * 2.0); //renderOrientationDirections(_joint[b].springyPosition, _joint[b].orientation, _joint[b].radius * 2.0);
@ -1454,6 +1295,18 @@ void Avatar::renderBody() {
glutSolidSphere(_joint[b].radius, 20.0f, 20.0f); glutSolidSphere(_joint[b].radius, 20.0f, 20.0f);
glPopMatrix(); glPopMatrix();
} }
if (_joint[b].touchForce > 0.0f) {
float alpha = _joint[b].touchForce * 0.2;
float r = _joint[b].radius * 1.1f + 0.005f;
glColor4f(0.5f, 0.2f, 0.2f, alpha);
glPushMatrix();
glTranslatef(_joint[b].springyPosition.x, _joint[b].springyPosition.y, _joint[b].springyPosition.z);
glScalef(r, r, r);
glutSolidSphere(1, 20, 20);
glPopMatrix();
}
} }
// Render lines connecting the joint positions // Render lines connecting the joint positions

20
interface/src/Avatar.h
View file

@ -92,6 +92,7 @@ public:
void addBodyYaw(float y) {_bodyYaw += y;}; void addBodyYaw(float y) {_bodyYaw += y;};
void setGravity(glm::vec3 gravity); void setGravity(glm::vec3 gravity);
void setMouseRay(const glm::vec3 &origin, const glm::vec3 &direction );
bool getIsNearInteractingOther(); bool getIsNearInteractingOther();
float getAbsoluteHeadYaw() const; float getAbsoluteHeadYaw() const;
@ -99,11 +100,9 @@ public:
void setLeanForward(float dist); void setLeanForward(float dist);
void setLeanSideways(float dist); void setLeanSideways(float dist);
void addLean(float x, float z); void addLean(float x, float z);
const glm::vec3& getHeadPosition() const ; const glm::vec3& getHeadPosition() const ; // get the position of the avatar's rigid body head
const glm::vec3& getSpringyHeadPosition() const ; // get the springy position of the avatar's head
//const glm::vec3& getJointPosition(AvatarJointID j) const { return _joint[j].position; };
const glm::vec3& getJointPosition(AvatarJointID j) const { return _joint[j].springyPosition; }; const glm::vec3& getJointPosition(AvatarJointID j) const { return _joint[j].springyPosition; };
const glm::vec3& getBodyUpDirection() const { return _orientation.getUp(); }; const glm::vec3& getBodyUpDirection() const { return _orientation.getUp(); };
float getSpeed() const { return _speed; }; float getSpeed() const { return _speed; };
const glm::vec3& getVelocity() const { return _velocity; }; const glm::vec3& getVelocity() const { return _velocity; };
@ -113,9 +112,8 @@ public:
AvatarMode getMode(); AvatarMode getMode();
void setMousePressed(bool pressed); void setMousePressed(bool pressed);
void render(bool lookingInMirrorm, glm::vec3 cameraPosition); void render(bool lookingInMirror, glm::vec3 cameraPosition);
void renderBody(); void renderBody(bool lookingInMirror);
void renderHead(bool lookingInMirror);
void simulate(float); void simulate(float);
void setHandMovementValues( glm::vec3 movement ); void setHandMovementValues( glm::vec3 movement );
void updateArmIKAndConstraints( float deltaTime ); void updateArmIKAndConstraints( float deltaTime );
@ -155,6 +153,7 @@ private:
float length; // the length of vector connecting the joint and its parent float length; // the length of vector connecting the joint and its parent
float radius; // used for detecting collisions for certain physical effects float radius; // used for detecting collisions for certain physical effects
bool isCollidable; // when false, the joint position will not register a collision bool isCollidable; // when false, the joint position will not register a collision
float touchForce; // if being touched, what's the degree of influence? (0 to 1)
}; };
Head _head; Head _head;
@ -192,6 +191,12 @@ private:
bool _displayingHead; // should be false if in first-person view bool _displayingHead; // should be false if in first-person view
float _distanceToNearestAvatar; // How close is the nearest avatar? float _distanceToNearestAvatar; // How close is the nearest avatar?
glm::vec3 _gravity; glm::vec3 _gravity;
glm::vec3 _mouseRayOrigin;
glm::vec3 _mouseRayDirection;
glm::vec3 _cameraPosition;
//AvatarJointID _jointTouched;
// private methods... // private methods...
void initializeSkeleton(); void initializeSkeleton();
@ -206,6 +211,7 @@ private:
void updateCollisionWithSphere( glm::vec3 position, float radius, float deltaTime ); void updateCollisionWithSphere( glm::vec3 position, float radius, float deltaTime );
void applyCollisionWithOtherAvatar( Avatar * other, float deltaTime ); void applyCollisionWithOtherAvatar( Avatar * other, float deltaTime );
void setHeadFromGyros(glm::vec3 * eulerAngles, glm::vec3 * angularVelocity, float deltaTime, float smoothingTime); void setHeadFromGyros(glm::vec3 * eulerAngles, glm::vec3 * angularVelocity, float deltaTime, float smoothingTime);
void checkForMouseRayTouching();
}; };
#endif #endif

41
interface/src/Camera.cpp
View file

@ -12,6 +12,8 @@
#include "Camera.h" #include "Camera.h"
const float MODE_SHIFT_RATE = 5.0f;
Camera::Camera() { Camera::Camera() {
_needsToInitialize = true; _needsToInitialize = true;
@ -22,12 +24,10 @@ Camera::Camera() {
_fieldOfView = 60.0; // default _fieldOfView = 60.0; // default
_nearClip = 0.08; // default _nearClip = 0.08; // default
_farClip = 50.0 * TREE_SCALE; // default _farClip = 50.0 * TREE_SCALE; // default
_modeShift = 0.0;
_yaw = 0.0; _yaw = 0.0;
_pitch = 0.0; _pitch = 0.0;
_roll = 0.0; _roll = 0.0;
_upShift = 0.0; _upShift = 0.0;
_rightShift = 0.0;
_distance = 0.0; _distance = 0.0;
_idealYaw = 0.0; _idealYaw = 0.0;
_idealPitch = 0.0; _idealPitch = 0.0;
@ -36,28 +36,27 @@ Camera::Camera() {
_position = glm::vec3(0.0, 0.0, 0.0); _position = glm::vec3(0.0, 0.0, 0.0);
_idealPosition = glm::vec3(0.0, 0.0, 0.0); _idealPosition = glm::vec3(0.0, 0.0, 0.0);
_orientation.setToIdentity(); _orientation.setToIdentity();
for (int m = 0; m < NUM_CAMERA_MODES; m ++) {
_attributes[m].upShift = 0.0f;
_attributes[m].distance = 0.0f;
_attributes[m].tightness = 0.0f;
}
} }
void Camera::update(float deltaTime) { void Camera::update(float deltaTime) {
if (_mode == CAMERA_MODE_NULL) { if (_mode != CAMERA_MODE_NULL) {
_modeShift = 0.0; // use iterative forces to push the camera towards the target position and angle
} else {
// use iterative forces to push the camera towards the desired position and angle
updateFollowMode(deltaTime); updateFollowMode(deltaTime);
if (_modeShift < 1.0f) {
_modeShift += MODE_SHIFT_RATE * deltaTime;
if (_modeShift > 1.0f) {
_modeShift = 1.0f;
}
}
} }
// do this AFTER making any changes to yaw pitch and roll.... // do this AFTER making any changes to yaw pitch and roll....
generateOrientation(); generateOrientation();
} }
// generate the ortho-normals for the orientation based on the three Euler angles // generate the ortho-normals for the orientation based on the three Euler angles
void Camera::generateOrientation() { void Camera::generateOrientation() {
_orientation.setToIdentity(); _orientation.setToIdentity();
@ -104,15 +103,27 @@ void Camera::updateFollowMode(float deltaTime) {
_position = _idealPosition; _position = _idealPosition;
_needsToInitialize = false; _needsToInitialize = false;
} else { } else {
// pull position towards ideal position // force position towards ideal position
_position += (_idealPosition - _position) * t; _position += (_idealPosition - _position) * t;
} }
//transition to the attributes of the current mode
_upShift += (_attributes[_mode].upShift - _upShift ) * deltaTime * MODE_SHIFT_RATE;
_distance += (_attributes[_mode].distance - _distance ) * deltaTime * MODE_SHIFT_RATE;
_tightness += (_attributes[_mode].tightness - _tightness) * deltaTime * MODE_SHIFT_RATE;
} }
void Camera::setMode(CameraMode m, CameraFollowingAttributes a) {
_attributes[m].upShift = a.upShift;
_attributes[m].distance = a.distance;
_attributes[m].tightness = a.tightness;
setMode(m);
}
void Camera::setMode(CameraMode m) { void Camera::setMode(CameraMode m) {
_mode = m; _mode = m;
_modeShift = 0.0f;
_needsToInitialize = true; _needsToInitialize = true;
} }

17
interface/src/Camera.h
View file

@ -20,13 +20,18 @@ enum CameraMode
NUM_CAMERA_MODES NUM_CAMERA_MODES
}; };
const float MODE_SHIFT_RATE = 2.0f;
class Camera class Camera
{ {
public: public:
Camera(); Camera();
struct CameraFollowingAttributes
{
float upShift;
float distance;
float tightness;
};
void initialize(); // instantly put the camera at the ideal position and rotation. void initialize(); // instantly put the camera at the ideal position and rotation.
void update( float deltaTime ); void update( float deltaTime );
@ -35,7 +40,6 @@ public:
void setPitch ( float p ) { _pitch = p; } void setPitch ( float p ) { _pitch = p; }
void setRoll ( float r ) { _roll = r; } void setRoll ( float r ) { _roll = r; }
void setUpShift ( float u ) { _upShift = u; } void setUpShift ( float u ) { _upShift = u; }
void setRightShift ( float r ) { _rightShift = r; }
void setDistance ( float d ) { _distance = d; } void setDistance ( float d ) { _distance = d; }
void setTargetPosition( glm::vec3 t ) { _targetPosition = t; } void setTargetPosition( glm::vec3 t ) { _targetPosition = t; }
void setTargetYaw ( float y ) { _idealYaw = y; } void setTargetYaw ( float y ) { _idealYaw = y; }
@ -43,8 +47,8 @@ public:
void setTightness ( float t ) { _tightness = t; } void setTightness ( float t ) { _tightness = t; }
void setTargetRotation( float yaw, float pitch, float roll ); void setTargetRotation( float yaw, float pitch, float roll );
void setMode ( CameraMode m ); void setMode ( CameraMode m );
void setMode ( CameraMode m, CameraFollowingAttributes attributes );
void setFieldOfView ( float f ); void setFieldOfView ( float f );
void setAspectRatio ( float a ); void setAspectRatio ( float a );
void setNearClip ( float n ); void setNearClip ( float n );
@ -56,7 +60,6 @@ public:
glm::vec3 getPosition () { return _position; } glm::vec3 getPosition () { return _position; }
Orientation getOrientation() { return _orientation; } Orientation getOrientation() { return _orientation; }
CameraMode getMode () { return _mode; } CameraMode getMode () { return _mode; }
float getModeShift () { return _modeShift; }
float getFieldOfView() { return _fieldOfView; } float getFieldOfView() { return _fieldOfView; }
float getAspectRatio() { return _aspectRatio; } float getAspectRatio() { return _aspectRatio; }
float getNearClip () { return _nearClip; } float getNearClip () { return _nearClip; }
@ -68,7 +71,6 @@ private:
bool _needsToInitialize; bool _needsToInitialize;
CameraMode _mode; CameraMode _mode;
float _modeShift; // 0.0 to 1.0
bool _frustumNeedsReshape; bool _frustumNeedsReshape;
glm::vec3 _position; glm::vec3 _position;
glm::vec3 _idealPosition; glm::vec3 _idealPosition;
@ -81,7 +83,6 @@ private:
float _pitch; float _pitch;
float _roll; float _roll;
float _upShift; float _upShift;
float _rightShift;
float _idealYaw; float _idealYaw;
float _idealPitch; float _idealPitch;
float _idealRoll; float _idealRoll;
@ -89,6 +90,8 @@ private:
float _tightness; float _tightness;
Orientation _orientation; Orientation _orientation;
CameraFollowingAttributes _attributes[NUM_CAMERA_MODES];
void generateOrientation(); void generateOrientation();
void updateFollowMode( float deltaTime ); void updateFollowMode( float deltaTime );
}; };

93
interface/src/main.cpp
View file

@ -114,9 +114,6 @@ float MOUSE_VIEW_SHIFT_PITCH_MARGIN = (float)(::screenHeight * 0.2f);
float MOUSE_VIEW_SHIFT_YAW_LIMIT = 45.0; float MOUSE_VIEW_SHIFT_YAW_LIMIT = 45.0;
float MOUSE_VIEW_SHIFT_PITCH_LIMIT = 30.0; float MOUSE_VIEW_SHIFT_PITCH_LIMIT = 30.0;
//CameraMode defaultCameraMode = CAMERA_MODE_FIRST_PERSON;
CameraMode defaultCameraMode = CAMERA_MODE_THIRD_PERSON;
bool wantColorRandomizer = true; // for addSphere and load file bool wantColorRandomizer = true; // for addSphere and load file
Oscilloscope audioScope(256,200,true); Oscilloscope audioScope(256,200,true);
@ -337,7 +334,12 @@ void init(void) {
} }
myAvatar.setPosition(start_location); myAvatar.setPosition(start_location);
myCamera.setMode(defaultCameraMode); Camera::CameraFollowingAttributes a;
a.upShift = -0.2f;
a.distance = 1.5f;
a.tightness = 8.0f;
myCamera.setMode(CAMERA_MODE_THIRD_PERSON, a);
myAvatar.setDisplayingHead(true);
OculusManager::connect(); OculusManager::connect();
@ -1046,36 +1048,27 @@ void display(void)
glLoadIdentity(); glLoadIdentity();
// camera settings // camera settings
if (myCamera.getMode() == CAMERA_MODE_MIRROR) { if (OculusManager::isConnected()) {
myAvatar.setDisplayingHead(true);
myCamera.setUpShift (0.0);
myCamera.setDistance (0.2);
myCamera.setTightness (100.0f);
myCamera.setTargetPosition(myAvatar.getHeadPosition());
myCamera.setTargetRotation(myAvatar.getBodyYaw() - 180.0f, 0.0f, 0.0f);
} else if (myCamera.getMode() == CAMERA_MODE_FIRST_PERSON || OculusManager::isConnected()) {
myAvatar.setDisplayingHead(false); myAvatar.setDisplayingHead(false);
myCamera.setUpShift (0.0f); myCamera.setUpShift (0.0f);
myCamera.setDistance (0.0f); myCamera.setDistance (0.0f);
myCamera.setTightness (100.0f); myCamera.setTightness (100.0f);
myCamera.setTargetPosition(myAvatar.getHeadPosition()); myCamera.setTargetPosition(myAvatar.getHeadPosition());
myCamera.setTargetRotation(myAvatar.getBodyYaw() + myAvatar.getHeadYaw(), -myAvatar.getHeadPitch(), myAvatar.getHeadRoll());
} else if (myCamera.getMode() == CAMERA_MODE_MIRROR) {
myCamera.setTargetPosition(myAvatar.getSpringyHeadPosition());
myCamera.setTargetRotation(myAvatar.getBodyYaw() - 180.0f, 0.0f, 0.0f);
if (OculusManager::isConnected()) {
myCamera.setTargetRotation(myAvatar.getBodyYaw() + myAvatar.getHeadYaw(),
-myAvatar.getHeadPitch(),
myAvatar.getHeadRoll());
} else { } else {
myCamera.setTargetRotation(myAvatar.getAbsoluteHeadYaw()- mouseViewShiftYaw, myAvatar.getAbsoluteHeadPitch() + myAvatar.getRenderPitch() + mouseViewShiftPitch, 0.0f); if (myCamera.getMode() == CAMERA_MODE_FIRST_PERSON) {
} myCamera.setTargetPosition(myAvatar.getSpringyHeadPosition());
myCamera.setTargetRotation(myAvatar.getAbsoluteHeadYaw()- mouseViewShiftYaw, myAvatar.getRenderPitch() + mouseViewShiftPitch, 0.0f);
} else if (myCamera.getMode() == CAMERA_MODE_THIRD_PERSON) { } else if (myCamera.getMode() == CAMERA_MODE_THIRD_PERSON) {
myAvatar.setDisplayingHead(true);
myCamera.setUpShift (-0.2f);
myCamera.setDistance (1.5f);
myCamera.setTightness (8.0f);
myCamera.setTargetPosition(myAvatar.getHeadPosition()); myCamera.setTargetPosition(myAvatar.getHeadPosition());
myCamera.setTargetRotation(myAvatar.getBodyYaw() - mouseViewShiftYaw, mouseViewShiftPitch, 0.0f); myCamera.setTargetRotation(myAvatar.getBodyYaw() - mouseViewShiftYaw, mouseViewShiftPitch, 0.0f);
} }
}
// important... // important...
myCamera.update( 1.f/FPS ); myCamera.update( 1.f/FPS );
@ -1247,9 +1240,19 @@ int setRenderFirstPerson(int state) {
bool value = setValue(state, &::renderFirstPersonOn); bool value = setValue(state, &::renderFirstPersonOn);
if (state == MENU_ROW_PICKED) { if (state == MENU_ROW_PICKED) {
if (::renderFirstPersonOn) { if (::renderFirstPersonOn) {
myCamera.setMode(CAMERA_MODE_FIRST_PERSON); Camera::CameraFollowingAttributes a;
a.upShift = 0.0f;
a.distance = 0.0f;
a.tightness = 100.0f;
myCamera.setMode(CAMERA_MODE_FIRST_PERSON, a);
myAvatar.setDisplayingHead(false);
} else { } else {
myCamera.setMode(CAMERA_MODE_THIRD_PERSON); Camera::CameraFollowingAttributes a;
a.upShift = -0.2f;
a.distance = 1.5f;
a.tightness = 8.0f;
myCamera.setMode(CAMERA_MODE_THIRD_PERSON, a);
myAvatar.setDisplayingHead(true);
} }
} }
return value; return value;
@ -1703,9 +1706,19 @@ void key(unsigned char k, int x, int y) {
audio.setMixerLoopbackFlag(::lookingInMirror); audio.setMixerLoopbackFlag(::lookingInMirror);
if (::lookingInMirror) { if (::lookingInMirror) {
myCamera.setMode(CAMERA_MODE_MIRROR); Camera::CameraFollowingAttributes a;
a.upShift = 0.0f;
a.distance = 0.2f;
a.tightness = 100.0f;
myCamera.setMode(CAMERA_MODE_MIRROR, a);
myAvatar.setDisplayingHead(true);
} else { } else {
myCamera.setMode(defaultCameraMode); Camera::CameraFollowingAttributes a;
a.upShift = -0.2f;
a.distance = 1.5f;
a.tightness = 8.0f;
myCamera.setMode(CAMERA_MODE_THIRD_PERSON, a);
myAvatar.setDisplayingHead(true);
} }
#endif #endif
} }
@ -1819,13 +1832,16 @@ void idle(void) {
myAvatar.setMousePressed(mousePressed); myAvatar.setMousePressed(mousePressed);
// check what's under the mouse and update the mouse voxel // check what's under the mouse and update the mouse voxel
glm::vec3 origin, direction; glm::vec3 mouseRayOrigin, mouseRayDirection;
viewFrustum.computePickRay(mouseX / (float)::screenWidth, mouseY / (float)::screenHeight, origin, direction); viewFrustum.computePickRay(mouseX / (float)::screenWidth, mouseY / (float)::screenHeight, mouseRayOrigin, mouseRayDirection);
// tell my avatar the posiion and direction of the ray projected ino the world based on the mouse position
myAvatar.setMouseRay(mouseRayOrigin, mouseRayDirection);
float distance; float distance;
BoxFace face; BoxFace face;
::mouseVoxel.s = 0.0f; ::mouseVoxel.s = 0.0f;
if (::mouseMode != NO_EDIT_MODE && voxels.findRayIntersection(origin, direction, ::mouseVoxel, distance, face)) { if (voxels.findRayIntersection(mouseRayOrigin, mouseRayDirection, ::mouseVoxel, distance, face)) {
// find the nearest voxel with the desired scale // find the nearest voxel with the desired scale
if (::mouseVoxelScale > ::mouseVoxel.s) { if (::mouseVoxelScale > ::mouseVoxel.s) {
// choose the larger voxel that encompasses the one selected // choose the larger voxel that encompasses the one selected
@ -1834,24 +1850,14 @@ void idle(void) {
::mouseVoxel.z = ::mouseVoxelScale * floorf(::mouseVoxel.z / ::mouseVoxelScale); ::mouseVoxel.z = ::mouseVoxelScale * floorf(::mouseVoxel.z / ::mouseVoxelScale);
::mouseVoxel.s = ::mouseVoxelScale; ::mouseVoxel.s = ::mouseVoxelScale;
} else { } else if (::mouseVoxelScale < ::mouseVoxel.s) {
glm::vec3 faceVector = getFaceVector(face); glm::vec3 pt = (mouseRayOrigin + mouseRayDirection * distance) / (float)TREE_SCALE -
if (::mouseVoxelScale < ::mouseVoxel.s) { getFaceVector(face) * (::mouseVoxelScale * 0.5f);
// find the closest contained voxel
glm::vec3 pt = (origin + direction * distance) / (float)TREE_SCALE -
faceVector * (::mouseVoxelScale * 0.5f);
::mouseVoxel.x = ::mouseVoxelScale * floorf(pt.x / ::mouseVoxelScale); ::mouseVoxel.x = ::mouseVoxelScale * floorf(pt.x / ::mouseVoxelScale);
::mouseVoxel.y = ::mouseVoxelScale * floorf(pt.y / ::mouseVoxelScale); ::mouseVoxel.y = ::mouseVoxelScale * floorf(pt.y / ::mouseVoxelScale);
::mouseVoxel.z = ::mouseVoxelScale * floorf(pt.z / ::mouseVoxelScale); ::mouseVoxel.z = ::mouseVoxelScale * floorf(pt.z / ::mouseVoxelScale);
::mouseVoxel.s = ::mouseVoxelScale; ::mouseVoxel.s = ::mouseVoxelScale;
} }
if (::mouseMode == ADD_VOXEL_MODE) {
// use the face to determine the side on which to create a neighbor
::mouseVoxel.x += faceVector.x * ::mouseVoxel.s;
::mouseVoxel.y += faceVector.y * ::mouseVoxel.s;
::mouseVoxel.z += faceVector.z * ::mouseVoxel.s;
}
}
if (::mouseMode == COLOR_VOXEL_MODE) { if (::mouseMode == COLOR_VOXEL_MODE) {
::mouseVoxel.red = 0; ::mouseVoxel.red = 0;
@ -1892,6 +1898,7 @@ void idle(void) {
if (agent->getLinkedData() != NULL) { if (agent->getLinkedData() != NULL) {
Avatar *avatar = (Avatar *)agent->getLinkedData(); Avatar *avatar = (Avatar *)agent->getLinkedData();
avatar->simulate(deltaTime); avatar->simulate(deltaTime);
avatar->setMouseRay(mouseRayOrigin, mouseRayDirection);
} }
} }
agentList->unlock(); agentList->unlock();