Code directory changes
This commit is contained in:
Vulpovile
264
src/source/CameraController.cpp
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264
src/source/CameraController.cpp
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#include "CameraController.h"
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#include "win32Defines.h"
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#include <iostream>
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#include "PartInstance.h"
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#include "Application.h"
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#include "AudioPlayer.h"
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CameraController::CameraController() :
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yaw(0),
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pitch(0),
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moveRate(1.0f),
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forwards(false),
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backwards(false),
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left(false),
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right(false),
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zoom(14.f),
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rightButtonHolding(false),
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focusPosition(Vector3(0,0,0)) {}
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GCamera* CameraController::getCamera()
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{
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return &g3dCamera;
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}
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void CameraController::lookAt(const Vector3& position) {
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const Vector3 look = (position - g3dCamera.getCoordinateFrame().translation);
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yaw = aTan2(look.x, -look.z);
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pitch = -aTan2(look.y, distance(look.x, look.z));
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CoordinateFrame frame = g3dCamera.getCoordinateFrame().translation;
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frame.rotation = Matrix3::fromEulerAnglesZYX(0, -yaw, -pitch);
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g3dCamera.setCoordinateFrame(frame);
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}
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void CameraController::setFrame(const CoordinateFrame& cf) {
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Vector3 look = cf.getLookVector();
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g3dCamera.setCoordinateFrame(cf);
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lookAt(cf.translation + look);
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focusPosition=cf.translation+cf.lookVector()*zoom;
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}
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CoordinateFrame CameraController::getCoordinateFrame() {
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CoordinateFrame cf;
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cf.translation=translation;
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cf.rotation = Matrix3::fromEulerAnglesZYX(0, -yaw, -pitch);
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return cf;
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}
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void CameraController::refreshZoom(const CoordinateFrame& frame)
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{
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CoordinateFrame zoomFrame = focusPosition-frame.lookVector()*zoom;
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zoomFrame.lookAt(focusPosition);
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setFrame(zoomFrame);
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}
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void CameraController::pan(CoordinateFrame* frame,float spdX, float spdY)
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{
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yaw+=spdX;
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pitch+=spdY;
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if (pitch>1.4f) pitch=1.4f;
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if (pitch<-1.4f) pitch=-1.4f;
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frame->translation = Vector3(sin(-yaw)*zoom*cos(pitch),sin(pitch)*zoom,cos(-yaw)*zoom*cos(pitch))+focusPosition;
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frame->lookAt(focusPosition);
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}
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void CameraController::panLock(CoordinateFrame* frame,float spdX, float spdY)
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{
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int sign = 0;
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yaw = toDegrees(yaw);
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if((((yaw - fmod(yaw, 45)) / 45) * 45) < 0)
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{
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sign = 1;
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}
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yaw = fabs(yaw);
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yaw = ((yaw - fmod(yaw, 45)) / 45) * 45;
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yaw = toRadians(yaw);
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if(sign==1)
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{
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yaw = yaw * -1;
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}
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yaw+=spdX;
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pitch+=spdY;
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if (pitch>1.4f) pitch=1.4f;
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if (pitch<-1.4f) pitch=-1.4f;
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frame->translation = Vector3(sin(-yaw)*zoom*cos(pitch),sin(pitch)*zoom,cos(-yaw)*zoom*cos(pitch))+focusPosition;
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frame->lookAt(focusPosition);
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}
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bool CameraController::onMouseWheel(int x, int y, short delta)
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{
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Zoom(delta);
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return true;
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}
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void CameraController::Zoom(short delta)
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{
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CoordinateFrame frame = g3dCamera.getCoordinateFrame();
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if (delta>0) { // Mouse wheel up
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CoordinateFrame zoomFrame = frame+frame.lookVector()*(zoom/5);
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zoom=(zoomFrame.translation-focusPosition).magnitude();
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if (zoom>CAM_ZOOM_MIN)
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{
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setFrame(zoomFrame);
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}
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else
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{
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zoom=CAM_ZOOM_MIN;
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refreshZoom(frame);
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}
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}
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else {
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CoordinateFrame zoomFrame = frame-frame.lookVector()*(zoom/5);
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zoom=(zoomFrame.translation-focusPosition).magnitude();
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if (zoom<CAM_ZOOM_MAX)
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{
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setFrame(zoomFrame);
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}
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else
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{
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zoom=CAM_ZOOM_MAX;
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refreshZoom(frame);
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}
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}
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}
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void CameraController::panLeft()
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{
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CoordinateFrame frame = g3dCamera.getCoordinateFrame();
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panLock(&frame,toRadians(-45),0);
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setFrame(frame);
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}
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void CameraController::panRight()
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{
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CoordinateFrame frame = g3dCamera.getCoordinateFrame();
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panLock(&frame,toRadians(45),0);
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setFrame(frame);
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}
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void CameraController::tiltUp()
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{
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CoordinateFrame frame = CoordinateFrame(g3dCamera.getCoordinateFrame().rotation, g3dCamera.getCoordinateFrame().translation);
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pan(&frame,0,toRadians(25));
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setFrame(frame);
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}
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void CameraController::tiltDown()
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{
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CoordinateFrame frame = CoordinateFrame(g3dCamera.getCoordinateFrame().rotation, g3dCamera.getCoordinateFrame().translation);
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pan(&frame,0,toRadians(-25));
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setFrame(frame);
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}
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void CameraController::centerCamera(Instance* selection)
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{
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CoordinateFrame frame = CoordinateFrame(g3dCamera.getCoordinateFrame().translation);
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if(selection == NULL)
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{
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lookAt(Vector3(0,0,0));
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focusPosition=Vector3(0,0,0);
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}
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else if(PartInstance* part = dynamic_cast<PartInstance*>(selection))
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{
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Vector3 partPos = (part)->getPosition();
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lookAt(partPos);
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focusPosition=partPos;
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zoom=((partPos-frame.translation).magnitude());
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}
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else
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{
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lookAt(Vector3(0,0,0));
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focusPosition=Vector3(0,0,0);
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}
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}
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void CameraController::update(Application* app)
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{
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float offsetSize = 0.05F;
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Vector3 cameraPos = g3dCamera.getCoordinateFrame().translation;
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CoordinateFrame frame = g3dCamera.getCoordinateFrame();
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bool moving=false;
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if(GetHoldKeyState('U')) {
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forwards = true;
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moving=true;
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}
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if(GetHoldKeyState('J')) {
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backwards = true;
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moving=true;
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}
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if(GetHoldKeyState('H')) {
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left = true;
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moving=true;
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}
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if(GetHoldKeyState('K')) {
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right = true;
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moving=true;
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}
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if(forwards) {
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forwards = false;
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frame.translation += frame.lookVector()*moveRate;
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}
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else if(backwards) {
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backwards = false;
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frame.translation -= frame.lookVector()*moveRate;
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}
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if(left) {
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left = false;
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frame.translation += frame.leftVector()*moveRate;
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}
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else if(right) {
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right = false;
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frame.translation += frame.rightVector()*moveRate;
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}
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if (moving)
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{
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zoom=7;
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focusPosition=frame.translation+frame.lookVector()*zoom;
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}
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if(rightButtonHolding) {
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Globals::useMousePoint = true;
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Globals::mousepoint = oldDesktopMouse;
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POINT mouse;
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GetCursorPos(&mouse);
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pan(&frame,(mouse.x-oldDesktopMouse.x)/100.f,(mouse.y-oldDesktopMouse.y)/100.f);
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SetCursorPos(oldDesktopMouse.x,oldDesktopMouse.y);
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}
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else
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{
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Globals::useMousePoint = false;
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}
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if(GetHoldKeyState(VK_RSHIFT) || GetHoldKeyState(VK_LSHIFT)) {
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moveRate = 2;
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}
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else {
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moveRate = 1;
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}
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if(GetHoldKeyState(VK_RBUTTON))
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{
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if (rightButtonHolding==false)
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{
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GetCursorPos(&oldDesktopMouse);
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rightButtonHolding = true;
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}
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}
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else
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{
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rightButtonHolding = false;
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}
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g3dCamera.setCoordinateFrame(frame);
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}
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