void CTouchFreeCamera::Update(float dt)
{
if(m_isDragging)
{
float deltaX = m_dragPosition.x - m_mousePosition.x;
float deltaY = m_dragPosition.y - m_mousePosition.y;
m_cameraHAngle = m_dragHAngle + deltaX * 0.015f;
m_cameraVAngle = m_dragVAngle + deltaY * 0.015f;
m_cameraVAngle = std::min<float>(m_cameraVAngle, M_PI / 2);
m_cameraVAngle = std::max<float>(m_cameraVAngle, -M_PI / 2);
}
CMatrix4 yawMatrix(CMatrix4::MakeAxisYRotation(m_cameraHAngle));
CMatrix4 pitchMatrix(CMatrix4::MakeAxisXRotation(m_cameraVAngle));
CMatrix4 rotationMatrix = yawMatrix * pitchMatrix;
if(m_isStrafingLeft || m_isStrafingRight)
{
CVector3 rightVector = CVector3(1, 0, 0) * rotationMatrix;
float direction = m_isStrafingLeft ? (-1.0f) : (1.0f);
m_cameraPosition += (rightVector * direction * MOVE_SPEED * dt);
}
if(m_isMovingForward || m_isMovingBackward)
{
CVector3 forwardVector = CVector3(0, 0, 1) * rotationMatrix;
float direction = m_isMovingForward ? (-1.0f) : (1.0f);
m_cameraPosition += (forwardVector * direction * MOVE_SPEED * dt);
}
CMatrix4 translationMatrix(CMatrix4::MakeTranslation(-m_cameraPosition.x, -m_cameraPosition.y, -m_cameraPosition.z));
CMatrix4 totalMatrix = translationMatrix * rotationMatrix;
SetViewMatrix(totalMatrix);
}
void CActorViewer::Update(float dt)
{
{
if(m_commandMode == COMMAND_MODE_DRAG_CAMERA)
{
float deltaX = m_dragPosition.x - m_mousePosition.x;
float deltaY = m_dragPosition.y - m_mousePosition.y;
m_cameraHAngle = m_dragHAngle + deltaX * 0.015f;
m_cameraVAngle = m_dragVAngle + deltaY * 0.015f;
m_cameraVAngle = std::min<float>(m_cameraVAngle, M_PI / 2);
m_cameraVAngle = std::max<float>(m_cameraVAngle, -M_PI / 2);
}
CMatrix4 yawMatrix(CMatrix4::MakeAxisYRotation(m_cameraHAngle));
CMatrix4 pitchMatrix(CMatrix4::MakeAxisXRotation(m_cameraVAngle));
CMatrix4 rotationMatrix = yawMatrix * pitchMatrix;
if(m_actorRotationNode)
{
m_actorRotationNode->SetRotation(rotationMatrix);
}
}
m_mainViewport->GetSceneRoot()->Update(dt);
m_mainViewport->GetSceneRoot()->UpdateTransformations();
if(m_debugOverlay)
{
m_debugOverlay->Update(dt);
}
m_elapsed += dt;
}
void dPluginCamera::SetMatrix (dFloat yaw, dFloat roll, dFloat distance)
{
// dMatrix yawMatrix_ (dYawMatrix(yaw));
// dMatrix rollMatrix_ (dRollMatrix(roll));
// m_matrix = rollMatrix_ * yawMatrix_;
// m_matrix.m_posit = dVector (-10.0f, 5.0f, 10.0f, 1.0f);
m_cameraRoll = dClamp(roll, -85.0f * 3.141692f / 180.0f, 85.0f * 3.141692f / 180.0f);
m_cameraYaw = dMod (yaw, 2.0f * 3.141592f);
m_distance = (distance < 0.5f) ? 0.5f : distance;
dMatrix yawMatrix (dYawMatrix(m_cameraYaw));
dMatrix rollMatrix (dRollMatrix(m_cameraRoll));
m_matrix = rollMatrix * yawMatrix;
m_matrix.m_posit = m_matrix.RotateVector(dVector (-distance, 0.0f, 0.0f, 1.0f)) + m_pointOfInterest;
m_matrix.m_posit.m_w = 1.0f;
}
void Object::rotateInAxisY(GLfloat yawAngle)
{
mat4 yawMatrix(1.0f);
vec3 origin_aux = origin;
translate(-origin_aux);
yawMatrix = rotate(yawMatrix, yawAngle, axisY);
axisX = vec3(yawMatrix * vec4(axisX, 1.0f));
axisY = vec3(yawMatrix * vec4(axisY, 1.0f));
axisZ = vec3(yawMatrix * vec4(axisZ, 1.0f));
transformations = yawMatrix * transformations;
translate(origin_aux);
}
