diff --git a/modules/camera/CMakeLists.txt b/modules/camera/CMakeLists.txt
index 28080bf2b1cd3bbc88d6c13d7ef26a43d7c3e19a..73f2dd1c81be9c6cadf563f7936bfaba8c1d0025 100644
--- a/modules/camera/CMakeLists.txt
+++ b/modules/camera/CMakeLists.txt
@@ -11,10 +11,13 @@ set(vkcv_camera_include ${PROJECT_SOURCE_DIR}/include)
set(vkcv_camera_sources
${vkcv_camera_include}/vkcv/camera/Camera.hpp
${vkcv_camera_source}/vkcv/camera/Camera.cpp
- ${vkcv_camera_include}/vkcv/camera/TrackballCamera.hpp
- ${vkcv_camera_source}/vkcv/camera/TrackballCamera.cpp
${vkcv_camera_include}/vkcv/camera/CameraManager.hpp
${vkcv_camera_source}/vkcv/camera/CameraManager.cpp
+ ${vkcv_camera_include}/vkcv/camera/CameraController.hpp
+ ${vkcv_camera_include}/vkcv/camera/PilotCameraController.hpp
+ ${vkcv_camera_source}/vkcv/camera/PilotCameraController.cpp
+ ${vkcv_camera_include}/vkcv/camera/TrackballCameraController.hpp
+ ${vkcv_camera_source}/vkcv/camera/TrackballCameraController.cpp
)
# adding source files to the project
diff --git a/modules/camera/include/vkcv/camera/Camera.hpp b/modules/camera/include/vkcv/camera/Camera.hpp
index ff8fda811eaad7a99dbb940601f9e5904025255e..dc9f2dcb3038655f51fb2404abc21f98a2120399 100644
--- a/modules/camera/include/vkcv/camera/Camera.hpp
+++ b/modules/camera/include/vkcv/camera/Camera.hpp
@@ -1,101 +1,199 @@
#pragma once
+#define GLM_DEPTH_ZERO_TO_ONE
+#define GLM_FORCE_LEFT_HANDED
#include <glm/glm.hpp>
#include <glm/gtc/matrix_transform.hpp>
#include <glm/gtc/matrix_access.hpp>
-namespace vkcv {
+namespace vkcv::camera {
- class Camera {
+ /**
+ * @brief Used to create a camera which governs the view and projection matrices.
+ */
+ class Camera final {
protected:
glm::mat4 m_view;
glm::mat4 m_projection;
- int m_width;
- int m_height;
-
float m_near;
float m_far;
- float m_fov;
- float m_ratio;
- glm::vec3 m_up;
+ glm::vec3 m_up;
glm::vec3 m_position;
- float m_cameraSpeed;
+ glm::vec3 m_center;
+
float m_pitch;
float m_yaw;
-
- int m_fov_nsteps;
- float m_fov_min;
- float m_fov_max;
-
- bool m_forward;
- bool m_backward;
- bool m_left;
- bool m_right;
+
+ /**
+ * @brief Sets the view matrix of the camera to @p view
+ * @param[in] view The view matrix
+ */
+ void setView(const glm::mat4& view);
+
+ /**
+ * @brief Sets the projection matrix of the camera to @p projection
+ * @param[in] projection The projection matrix
+ */
+ void setProjection(const glm::mat4& projection);
public:
- Camera();
- virtual ~Camera();
+ /**
+ * @brief The default constructor of the camera
+ */
+ Camera();
+ /**
+ * @brief The destructor of the camera (default behavior)
+ */
+ ~Camera();
+
+ /**
+ * @brief Sets the perspective object according to @p fov, @p ratio, @p near and @p far. This leads to changes in the projection matrix of the camera
+ * @param[in] fov The desired field of view in radians
+ * @param[in] ratio The aspect ratio
+ * @param[in] near Distance to near clipping plane
+ * @param[in] far Distance to far clipping plane
+ */
void setPerspective(float fov, float ratio, float near, float far);
- const glm::mat4 getView() const;
-
- void getView(glm::vec3 &x, glm::vec3 &y, glm::vec3 &z, glm::vec3 &pos);
-
- glm::mat4 updateView(double deltatime);
-
- void lookAt(glm::vec3 position, glm::vec3 center, glm::vec3 up);
-
+ /**
+ * @brief Gets the view matrix of the camera
+ * @return The view matrix of the camera
+ */
+ const glm::mat4& getView() const;
+
+ /**
+ * @brief Sets the view matrix of the camera according to @p position, @p center and @p up
+ * @param[in] position The position of the camera
+ * @param[in] center The target position the camera is looking at
+ * @param[in] up The vector that defines which direction is 'up' depending on the camera's orientation
+ */
+ void lookAt(const glm::vec3& position, const glm::vec3& center, const glm::vec3& up);
+
+ /**
+ * @brief Gets the current projection of the camera
+ * @return The current projection matrix
+ */
const glm::mat4& getProjection() const;
- void setProjection(const glm::mat4 projection);
-
+ /**
+ * @brief Gets the model-view-projection matrix of the camera with y-axis-correction applied
+ * @return The model-view-projection matrix
+ */
+ glm::mat4 getMVP() const;
+
+ /**
+ * @brief Gets the near and far bounds of the view frustum of the camera.
+ * @param[out] near The near bound of the view frustum
+ * @param[out] far The far bound of the view frustum
+ */
void getNearFar(float &near, float &far) const;
- void setUp(const glm::vec3 &Up);
-
+ /**
+ * @brief Gets the current field of view of the camera in radians
+ * @return[in] The current field of view in radians
+ */
float getFov() const;
+ /**
+ * @brief Sets the field of view of the camera to @p fov in radians
+ * @param[in] fov The new field of view in radians
+ */
void setFov(float fov);
-
- void changeFov(double fov);
-
- void updateRatio(int width, int height);
+ /**
+ * @brief Gets the current aspect ratio of the camera
+ * @return The current aspect ratio of the camera
+ */
float getRatio() const;
+ /**
+ * @brief Updates the aspect ratio of the camera with @p ratio and, thus, changes the projection matrix
+ * @param[in] ratio The new aspect ratio of the camera
+ */
+ void setRatio(float ratio);
+
+ /**
+ * @brief Sets @p near and @p far as new values for the view frustum of the camera. This leads to changes in the projection matrix according to these two values.
+ * @param[in] near The new near bound of the view frustum
+ * @param[in] far The new far bound of the view frustum
+ */
void setNearFar(float near, float far);
+ /**
+ * @brief Gets the current front vector of the camera in world space
+ * @return The current front vector of the camera
+ */
glm::vec3 getFront() const;
-
- glm::vec3 getPosition() const;
-
- void setPosition( glm::vec3 position );
-
+
+ /**
+ * @brief Sets the front vector of the camera in world space to @p front
+ * @param[in] front The new front vector of the camera
+ */
+ void setFront(const glm::vec3& front);
+
+ /**
+ * @brief Gets the current position of the camera in world space
+ * @return The current position of the camera in world space
+ */
+ const glm::vec3& getPosition() const;
+
+ /**
+ * @brief Sets the position of the camera to @p position
+ * @param[in] position The new position of the camera
+ */
+ void setPosition( const glm::vec3& position );
+
+ /**
+ * @brief Gets the center point.
+ * @return The center point.
+ */
+ const glm::vec3& getCenter() const;
+
+ /**
+ * @brief Sets @p center as the new center point.
+ * @param[in] center The new center point.
+ */
+ void setCenter(const glm::vec3& center);
+
+ /**
+ * @brief Gets the pitch value of the camera in degrees.
+ * @return The pitch value in degrees.
+ */
float getPitch() const;
+ /**
+ * @brief Sets the pitch value of the camera to @p pitch in degrees.
+ * @param[in] pitch The new pitch value in degrees.
+ */
void setPitch(float pitch);
+ /**
+ * @brief Gets the yaw value of the camera in degrees.
+ * @return The yaw value in degrees.
+ */
float getYaw() const;
+ /**
+ * @brief Sets the yaw value of the camera to @p yaw.
+ * @param[in] yaw The new yaw value in degrees.
+ */
void setYaw(float yaw);
- void panView( double xOffset, double yOffset );
-
- void updatePosition(double deltatime);
-
- void moveForward(int action);
-
- void moveBackward(int action);
-
- void moveLeft(int action);
-
- void moveRight(int action);
-
-
+ /**
+ * @brief Gets the up vector.
+ * @return The up vector.
+ */
+ const glm::vec3& getUp() const;
+
+ /**
+ * @brief Sets @p up as the new up vector.
+ * @param[in] up The new up vector.
+ */
+ void setUp(const glm::vec3 &up);
};
}
diff --git a/modules/camera/include/vkcv/camera/CameraController.hpp b/modules/camera/include/vkcv/camera/CameraController.hpp
new file mode 100644
index 0000000000000000000000000000000000000000..5fe7aba586068beff15525617d8e4817662746b7
--- /dev/null
+++ b/modules/camera/include/vkcv/camera/CameraController.hpp
@@ -0,0 +1,64 @@
+#pragma once
+
+#include "Camera.hpp"
+#include "vkcv/Window.hpp"
+
+namespace vkcv::camera {
+
+ /**
+ * @brief Used as a base class for defining camera controller classes with different behaviors, e.g. the
+ * #PilotCameraController.
+ */
+ class CameraController {
+
+ public:
+
+ /**
+ * @brief The constructor of the #CameraController (default behavior).
+ */
+ CameraController() = default;
+
+ /**
+ * @brief Updates @p camera in respect to @p deltaTime.
+ * @param[in] deltaTime The time that has passed since last update.
+ * @param[in] camera The camera object.
+ */
+ virtual void updateCamera(double deltaTime, Camera &camera) = 0;
+
+ /**
+ * @brief A callback function for key events.
+ * @param[in] key The keyboard key.
+ * @param[in] scancode The platform-specific scancode.
+ * @param[in] action The key action.
+ * @param[in] mods The modifier bits.
+ * @param[in] camera The camera object.
+ */
+ virtual void keyCallback(int key, int scancode, int action, int mods, Camera &camera) = 0;
+
+ /**
+ * @brief A callback function for mouse scrolling events.
+ * @param[in] offsetX The offset in horizontal direction.
+ * @param[in] offsetY The offset in vertical direction.
+ * @param[in] camera The camera object.
+ */
+ virtual void scrollCallback( double offsetX, double offsetY, Camera &camera) = 0;
+
+ /**
+ * @brief A callback function for mouse movement events.
+ * @param[in] x The horizontal mouse position.
+ * @param[in] y The vertical mouse position.
+ * @param[in] camera The camera object.
+ */
+ virtual void mouseMoveCallback(double offsetX, double offsetY, Camera &camera) = 0;
+
+ /**
+ * @brief A callback function for mouse button events.
+ * @param[in] button The mouse button.
+ * @param[in] action The button action.
+ * @param[in] mods The modifier bits.
+ * @param[in] camera The camera object.
+ */
+ virtual void mouseButtonCallback(int button, int action, int mods, Camera &camera) = 0;
+ };
+
+}
\ No newline at end of file
diff --git a/modules/camera/include/vkcv/camera/CameraManager.hpp b/modules/camera/include/vkcv/camera/CameraManager.hpp
index 4e52eccea25e8544a9a5cc89d0dc74ddd0e023c6..69c4b311a561b9f3ce27e3d9906d68f21e2334ac 100644
--- a/modules/camera/include/vkcv/camera/CameraManager.hpp
+++ b/modules/camera/include/vkcv/camera/CameraManager.hpp
@@ -1,40 +1,186 @@
#pragma once
-#include "TrackballCamera.hpp"
+#include "PilotCameraController.hpp"
+#include "TrackballCameraController.hpp"
+#include "CameraController.hpp"
#include "vkcv/Window.hpp"
#include <GLFW/glfw3.h>
#include <functional>
-namespace vkcv{
+namespace vkcv::camera {
+ /**
+ * @brief Used for specifying existing types of camera controllers when adding a new controller object to the
+ * #CameraManager.
+ */
+ enum class ControllerType {
+ NONE,
+ PILOT,
+ TRACKBALL,
+ TRACE
+ };
+
+ /**
+ * @brief Used for managing an arbitrary amount of camera controllers.
+ */
class CameraManager{
private:
- std::function<void(int, int, int, int)> e_keyHandle;
- std::function<void(double, double)> e_mouseMoveHandle;
- std::function<void(double, double)> e_mouseScrollHandle;
- std::function<void(int, int, int)> e_mouseButtonHandle;
- std::function<void(int, int)> e_resizeHandle;
-
- Window &m_window;
- Camera m_camera;
- float m_width;
- float m_height;
-// std::shared_ptr<vkcv::TrackballCamera> m_trackball;
-
- bool m_roationActive = false;
- double m_lastX ;
- double m_lastY ;
-
- void bindCamera();
+ std::function<void(int, int, int, int)> m_keyHandle;
+ std::function<void(double, double)> m_mouseMoveHandle;
+ std::function<void(double, double)> m_mouseScrollHandle;
+ std::function<void(int, int, int)> m_mouseButtonHandle;
+ std::function<void(int, int)> m_resizeHandle;
+
+ Window& m_window;
+ std::vector<Camera> m_cameras;
+ std::vector<ControllerType> m_cameraControllerTypes;
+ uint32_t m_activeCameraIndex;
+
+ PilotCameraController m_pilotController;
+ TrackballCameraController m_trackController;
+
+ double m_lastX;
+ double m_lastY;
+
+ /**
+ * @brief Binds the camera object to the window event handles.
+ */
+ void bindCameraToEvents();
+
+ /**
+ * @brief A callback function for key events. Currently, cycling between all existing camera controllers via Tab,
+ * window closure via Esc and polling key events from the active camera controller are supported.
+ * @param[in] key The keyboard key.
+ * @param[in] scancode The platform-specific scancode.
+ * @param[in] action The key action.
+ * @param[in] mods The modifier bits.
+ */
void keyCallback(int key, int scancode, int action, int mods);
- void scrollCallback( double offsetX, double offsetY);
- void mouseMoveCallback( double offsetX, double offsetY);
+
+ /**
+ * @brief A callback function for mouse scrolling events.
+ * @param[in] offsetX The offset in horizontal direction.
+ * @param[in] offsetY The offset in vertical direction.
+ */
+ void scrollCallback(double offsetX, double offsetY);
+
+ /**
+ * @brief A callback function for mouse movement events.
+ * @param[in] x The horizontal mouse position.
+ * @param[in] y The vertical mouse position.
+ */
+ void mouseMoveCallback(double x, double y);
+
+ /**
+ * @brief A callback function for mouse button events.
+ * @param[in] button The mouse button.
+ * @param[in] action The button action.
+ * @param[in] mods The modifier bits.
+ */
void mouseButtonCallback(int button, int action, int mods);
+
+ /**
+ * @brief A callback function for handling the window resizing event. Each existing camera is resized in respect
+ * of the window size.
+ * @param[in] width The new width of the window.
+ * @param[in] height The new height of the window.
+ */
void resizeCallback(int width, int height);
+
+ /**
+ * @brief Gets a camera controller object of specified @p controllerType.
+ * @param[in] controllerType The type of the camera controller.
+ * @return The specified camera controller object.
+ */
+ CameraController& getControllerByType(ControllerType controllerType);
+
+ /**
+ * @briof A method to get the currently active controller for the active camera.
+ * @return Reference to the active #CameraController
+ */
+ CameraController& getActiveController();
public:
- CameraManager(Window &window, float width, float height, glm::vec3 up = glm::vec3(0.0f,-1.0f,0.0f), glm::vec3 position = glm::vec3(0.0f,0.0f,0.0f));
- Camera &getCamera();
+ /**
+ * @brief The constructor of the #CameraManager.
+ * @param[in] window The window.
+ * @param[in] width The width of the window.
+ * @param[in] height The height of the window.
+ */
+ CameraManager(Window &window, float width, float height);
+
+ /**
+ * @brief The destructor of the #CameraManager. Destroying the #CameraManager leads to deletion of all stored
+ * camera objects and camera controller objects.
+ */
+ ~CameraManager();
+
+ /**
+ * @brief Adds a new camera object to the #CameraManager and binds it to a camera controller object of specified
+ * @p controllerType.
+ * @param[in] controllerType The type of the camera controller.
+ * @return The index of the newly created camera object.
+ */
+ uint32_t addCamera(ControllerType controllerType = ControllerType::NONE);
+
+ /**
+ * @brief Adds a new camera object to the #CameraManager and binds it to a camera controller object of specified
+ * @p controllerType.
+ * @param[in] controllerType The type of the camera controller.
+ * @param[in] camera The new camera object.
+ * @return The index of the newly bound camera object.
+ */
+ uint32_t addCamera(ControllerType controllerType, const Camera& camera);
+
+ /**
+ * @brief Gets the stored camera object located at @p cameraIndex.
+ * @param[in] cameraIndex The camera index.
+ * @return The camera object at @p cameraIndex.
+ * @throws std::runtime_error If @p cameraIndex is not a valid camera index.
+ */
+ Camera& getCamera(uint32_t cameraIndex);
+
+ /**
+ * @brief Gets the stored camera object set as the active camera.
+ * @return The active camera.
+ */
+ Camera& getActiveCamera();
+
+ /**
+ * @brief Sets the stored camera object located at @p cameraIndex as the active camera.
+ * @param[in] cameraIndex The camera index.
+ * @throws std::runtime_error If @p cameraIndex is not a valid camera index.
+ */
+ void setActiveCamera(uint32_t cameraIndex);
+
+ /**
+ * @brief Gets the index of the stored active camera object.
+ * @return The active camera index.
+ */
+ uint32_t getActiveCameraIndex() const;
+
+ /**
+ * @brief Binds a stored camera object located at @p cameraIndex to a camera controller of specified
+ * @p controllerType.
+ * @param[in] cameraIndex The camera index.
+ * @param[in] controllerType The type of the camera controller.
+ * @throws std::runtime_error If @p cameraIndex is not a valid camera index.
+ */
+ void setControllerType(uint32_t cameraIndex, ControllerType controllerType);
+
+ /**
+ * @brief Gets the currently bound camera controller type of the stored camera object located at @p cameraIndex.
+ * @param[in] cameraIndex The camera index.
+ * @return The type of the camera controller of the specified camera object.
+ * @throws std::runtime_error If @p cameraIndex is not a valid camera index.
+ */
+ ControllerType getControllerType(uint32_t cameraIndex);
+
+ /**
+ * @brief Updates all stored camera controllers in respect to @p deltaTime.
+ * @param[in] deltaTime The time that has passed since last update.
+ */
+ void update(double deltaTime);
};
}
diff --git a/modules/camera/include/vkcv/camera/PilotCameraController.hpp b/modules/camera/include/vkcv/camera/PilotCameraController.hpp
new file mode 100644
index 0000000000000000000000000000000000000000..c6a9f7c7ffa9a3be77f12c29e456291fb8f6b845
--- /dev/null
+++ b/modules/camera/include/vkcv/camera/PilotCameraController.hpp
@@ -0,0 +1,138 @@
+#pragma once
+
+#include <vkcv/camera/CameraController.hpp>
+
+namespace vkcv::camera {
+
+ /**
+ * @brief Used to move around a camera object in world space.
+ */
+ class PilotCameraController final : public CameraController {
+ private:
+ // camera movement indicators
+ bool m_forward;
+ bool m_backward;
+ bool m_upward;
+ bool m_downward;
+ bool m_left;
+ bool m_right;
+
+ bool m_rotationActive;
+
+ float m_cameraSpeed;
+
+ int m_fov_nsteps;
+ float m_fov_min;
+ float m_fov_max;
+
+ /**
+ * @brief Indicates forward movement of the camera depending on the performed @p action.
+ * @param[in] action The performed action.
+ */
+ void moveForward(int action);
+
+ /**
+ * @brief Indicates backward movement of the camera depending on the performed @p action.
+ * @param[in] action The performed action.
+ */
+ void moveBackward(int action);
+
+ /**
+ * @brief Indicates left movement of the camera depending on the performed @p action.
+ * @param[in] action The performed action.
+ */
+ void moveLeft(int action);
+
+ /**
+ * @brief Indicates right movement of the camera depending on the performed @p action.
+ * @param[in] action The performed action.
+ */
+ void moveRight(int action);
+
+ /**
+ * @brief Indicates upward movement of the camera depending on the performed @p action.
+ * @param[in] action The performed action.
+ */
+ void moveUpward(int action);
+
+ /**
+ * @brief Indicates downward movement of the camera depending on the performed @p action.
+ * @param[in] action The performed action.
+ */
+ void moveDownward(int action);
+
+ public:
+
+ /**
+ * @brief The default constructor of the #PilotCameraController.
+ */
+ PilotCameraController();
+
+ /**
+ * @brief The destructor of the #PilotCameraController (default behavior).
+ */
+ ~PilotCameraController() = default;
+
+ /**
+ * @brief Changes the field of view of @p camera with an @p offset in degrees.
+ * @param[in] offset The offset in degrees.
+ * @param[in] camera The camera object.
+ */
+ void changeFov(double offset, Camera &camera);
+
+ /**
+ * @brief Pans the view of @p camera according to the pitch and yaw values and additional offsets @p xOffset
+ * and @p yOffset.
+ * @param[in] xOffset The offset added to the yaw value.
+ * @param[in] yOffset The offset added to the pitch value.
+ * @param[in] camera The camera object.
+ */
+ void panView(double xOffset, double yOffset, Camera &camera);
+
+ /**
+ * @brief Updates @p camera in respect to @p deltaTime.
+ * @param[in] deltaTime The time that has passed since last update.
+ * @param[in] camera The camera object.
+ */
+ void updateCamera(double deltaTime, Camera &camera);
+
+ /**
+ * @brief A callback function for key events. Currently, 3D camera movement via W, A, S, D, E, Q are supported.
+ * @param[in] key The keyboard key.
+ * @param[in] scancode The platform-specific scancode.
+ * @param[in] action The key action.
+ * @param[in] mods The modifier bits.
+ * @param[in] camera The camera object.
+ */
+ void keyCallback(int key, int scancode, int action, int mods, Camera &camera);
+
+ /**
+ * @brief A callback function for mouse scrolling events. Currently, this leads to changes in the field of view
+ * of @p camera.
+ * @param[in] offsetX The offset in horizontal direction.
+ * @param[in] offsetY The offset in vertical direction.
+ * @param[in] camera The camera object.
+ */
+ void scrollCallback(double offsetX, double offsetY, Camera &camera);
+
+ /**
+ * @brief A callback function for mouse movement events. Currently, this leads to panning the view of the camera,
+ * if #mouseButtonCallback(int button, int action, int mods) enabled panning.
+ * @param[in] x The horizontal mouse position
+ * @param[in] y The vertical mouse position
+ * @param[in] camera The camera object.
+ */
+ void mouseMoveCallback(double x, double y, Camera &camera);
+
+ /**
+ * @brief A callback function for mouse button events. Currently, the right mouse button enables panning the
+ * view of the camera as long as it is pressed.
+ * @param[in] button The mouse button
+ * @param[in] action The button action
+ * @param[in] mods The modifier bits
+ * @param[in] camera The camera object.
+ */
+ void mouseButtonCallback(int button, int action, int mods, Camera &camera);
+ };
+
+}
\ No newline at end of file
diff --git a/modules/camera/include/vkcv/camera/TrackballCamera.hpp b/modules/camera/include/vkcv/camera/TrackballCamera.hpp
deleted file mode 100644
index c9e269e9f7ad708c68158d5b358efbf37c5bb7a9..0000000000000000000000000000000000000000
--- a/modules/camera/include/vkcv/camera/TrackballCamera.hpp
+++ /dev/null
@@ -1,49 +0,0 @@
-#pragma once
-
-#include "Camera.hpp"
-
-namespace vkcv {
-
- class TrackballCamera : public vkcv::Camera {
- public:
-
- TrackballCamera( int width, int height, glm::mat4 projection);
-
- TrackballCamera(int width, int height);
-
- ~TrackballCamera();
-
- float getSensitivity() const;
-
- void setSensitivity(float sensitivity);
-
- float getStepSize() const;
-
- void setStepSize(float stepSize);
-
- float getTheta() const;
-
- void setTheta(float theta);
-
- float getPhi() const;
-
- void setPhi(float phi);
-
- float getRadius() const;
-
- void setRadius(float radius);
-
- const glm::vec3& getCenter() const;
-
- void setCenter(const glm::vec3 ¢er);
-
- private:
- float m_sensitivity;
- float m_stepSize, m_theta, m_phi, m_radius;
- glm::vec3 m_center;
-
- float m_oldX;
- float m_oldY;
- };
-
-}
\ No newline at end of file
diff --git a/modules/camera/include/vkcv/camera/TrackballCameraController.hpp b/modules/camera/include/vkcv/camera/TrackballCameraController.hpp
new file mode 100644
index 0000000000000000000000000000000000000000..0211043a9c6b862df8e500af190ad1f75a3c78aa
--- /dev/null
+++ b/modules/camera/include/vkcv/camera/TrackballCameraController.hpp
@@ -0,0 +1,100 @@
+#pragma once
+
+#include "CameraController.hpp"
+
+namespace vkcv::camera {
+
+ /**
+ * @brief Used to orbit a camera around its center point.
+ */
+ class TrackballCameraController final : public CameraController {
+ private:
+ bool m_rotationActive;
+
+ float m_cameraSpeed;
+ float m_scrollSensitivity;
+ float m_radius;
+
+ /**
+ * @brief Updates the current radius of @p camera in respect to the @p offset.
+ * @param[in] offset The offset between the old and new radius.
+ * @param[in] camera The camera object.
+ */
+ void updateRadius(double offset, Camera &camera);
+
+ public:
+
+ /**
+ * @brief The default constructor of the #TrackballCameraController.
+ */
+ TrackballCameraController();
+
+ /**
+ * @brief The destructor of the #TrackballCameraController (default behavior).
+ */
+ ~TrackballCameraController() = default;
+
+ /**
+ * @brief Sets @p radius as the new radius for orbiting around the camera's center point.
+ * @param[in] radius The new radius.
+ */
+ void setRadius(const float radius);
+
+ /**
+ * @brief Pans the view of @p camera according to the pitch and yaw values and additional offsets @p xOffset
+ * and @p yOffset.
+ * @param[in] xOffset The offset added to the yaw value.
+ * @param[in] yOffset The offset added to the pitch value.
+ * @param[in] camera The camera object.
+ */
+ void panView(double xOffset, double yOffset, Camera &camera);
+
+ /**
+ * @brief Updates @p camera in respect to @p deltaTime.
+ * @param[in] deltaTime The time that has passed since last update.
+ * @param[in] camera The camera object
+ */
+ void updateCamera(double deltaTime, Camera &camera);
+
+ /**
+ * @brief A callback function for key events. Currently, the trackball camera does not support camera movement.
+ * It can only orbit around its center point.
+ * @param[in] key The keyboard key.
+ * @param[in] scancode The platform-specific scancode.
+ * @param[in] action The key action.
+ * @param[in] mods The modifier bits.
+ * @param[in] camera The camera object.
+ */
+ void keyCallback(int key, int scancode, int action, int mods, Camera &camera);
+
+ /**
+ * @brief A callback function for mouse scrolling events. Currently, this leads to changes in the field of view
+ * of the camera object.
+ * @param[in] offsetX The offset in horizontal direction.
+ * @param[in] offsetY The offset in vertical direction.
+ * @param[in] camera The camera object.
+ */
+ void scrollCallback(double offsetX, double offsetY, Camera &camera);
+
+ /**
+ * @brief A callback function for mouse movement events. Currently, this leads to panning the view of the
+ * camera, if #mouseButtonCallback(int button, int action, int mods) enabled panning.
+ * @param[in] xoffset The horizontal mouse position.
+ * @param[in] yoffset The vertical mouse position.
+ * @param[in] camera The camera object.
+ */
+ void mouseMoveCallback(double xoffset, double yoffset, Camera &camera);
+
+ /**
+ * @brief A callback function for mouse button events. Currently, the right mouse button enables panning the
+ * view of the camera as long as it is pressed.
+ * @param[in] button The mouse button.
+ * @param[in] action The button action.
+ * @param[in] mods The modifier bits.
+ * @param[in] camera The camera object.
+ */
+ void mouseButtonCallback(int button, int action, int mods, Camera &camera);
+
+ };
+
+}
\ No newline at end of file
diff --git a/modules/camera/src/vkcv/camera/Camera.cpp b/modules/camera/src/vkcv/camera/Camera.cpp
index af89ed86881acc8b754a041d32599a78caac57b4..eb1857968b2284287691c6ed41ba168db30d3f84 100644
--- a/modules/camera/src/vkcv/camera/Camera.cpp
+++ b/modules/camera/src/vkcv/camera/Camera.cpp
@@ -1,44 +1,28 @@
#include "vkcv/camera/Camera.hpp"
-#include <iostream>
-namespace vkcv {
+#define _USE_MATH_DEFINES
+#include <math.h>
- Camera::Camera(){
- m_up = glm::vec3(0.0f, -1.0f, 0.0f);
- m_position = glm::vec3(0.0f, 0.0f, 0.0f);
- m_cameraSpeed = 2.f;
- // front
- m_pitch = 0.0;
- m_yaw = 180.0;
+namespace vkcv::camera {
- m_fov_nsteps = 100;
- m_fov_min = 10;
- m_fov_max = 120;
-
- m_forward = false;
- m_backward = false;
- m_left = false;
- m_right = false;
+ Camera::Camera() {
+ lookAt(
+ glm::vec3(0.0f, 0.0f, -1.0f),
+ glm::vec3(0.0f, 0.0f, 0.0f),
+ glm::vec3(0.0f, 1.0f, 0.0f)
+ );
+
+ setFront(glm::normalize(m_center - m_position));
}
Camera::~Camera() = default;
- void Camera::lookAt(glm::vec3 position, glm::vec3 center, glm::vec3 up){
- m_view = glm::lookAt(position, center, up);
- }
-
- glm::mat4 Camera::updateView(double deltatime){
- updatePosition(deltatime);
- return m_view = glm::lookAt(m_position, m_position + getFront() , m_up);
- }
-
- void Camera::getView(glm::vec3 &x, glm::vec3 &y, glm::vec3 &z, glm::vec3 &pos){
- x = glm::vec3( glm::row(m_view, 0));
- y = glm::vec3( glm::row(m_view, 1));
- z = glm::vec3( glm::row(m_view, 2));
- pos = glm::vec3( glm::column(m_view, 3));
- glm::mat3 mat_inv = glm::inverse( glm::mat3(m_view));
- pos = -mat_inv * pos;
+ void Camera::lookAt(const glm::vec3& position, const glm::vec3& center, const glm::vec3& up) {
+ m_position = position;
+ m_center = center;
+ m_up = up;
+
+ setView(glm::lookAt(position, center, up));
}
void Camera::getNearFar( float &near, float &far) const {
@@ -46,98 +30,111 @@ namespace vkcv {
far = m_far;
}
-
- const glm::mat4 Camera::getView() const {
+ const glm::mat4& Camera::getView() const {
return m_view;
}
+
+ void Camera::setView(const glm::mat4 &view) {
+ m_view = view;
+ }
const glm::mat4& Camera::getProjection() const {
return m_projection;
}
- void Camera::setProjection(const glm::mat4 projection){
- m_projection = projection;
+ void Camera::setProjection(const glm::mat4& projection) {
+ m_projection = projection;
}
- float Camera::getFov() const {
- return m_fov;
+ glm::mat4 Camera::getMVP() const {
+ const glm::mat4 y_correction (
+ 1.0f, 0.0f, 0.0f, 0.0f,
+ 0.0f, -1.0f, 0.0f, 0.0f,
+ 0.0f, 0.0f, 1.0f, 0.0f,
+ 0.0f, 0.0f, 0.0f, 1.0f
+ );
+
+ return y_correction * m_projection * m_view;
}
- void Camera::setFov( float fov){
- m_fov = fov;
- setPerspective( m_fov, m_ratio, m_near, m_far);
+ float Camera::getFov() const {
+ const float tanHalfFovy = 1.0f / m_projection[1][1];
+ float halfFovy = std::atan(tanHalfFovy);
+
+ if (halfFovy < 0) {
+ halfFovy += static_cast<float>(M_PI);
+ }
+
+ return halfFovy * 2.0f;
}
- void Camera::changeFov(double offset){
- float fov = m_fov;
- float fov_range = m_fov_max - m_fov_min;
- float fov_stepsize = glm::radians(fov_range)/m_fov_nsteps;
- fov -= (float) offset*fov_stepsize;
- if (fov < glm::radians(m_fov_min)) {
- fov = glm::radians(m_fov_min);
- }
- if (fov > glm::radians(m_fov_max)) {
- fov = glm::radians(m_fov_max);
- }
- setFov(fov);
+ void Camera::setFov( float fov){
+ setPerspective(fov, getRatio(), m_near, m_far);
}
- void Camera::updateRatio( int width, int height){
- m_width = width;
- m_height = height;
- m_ratio = static_cast<float>(width)/glm::max(height, 1);
- setPerspective( m_fov, m_ratio, m_near, m_far);
+ float Camera::getRatio() const {
+ const float aspectProduct = 1.0f / m_projection[0][0];
+ const float tanHalfFovy = 1.0f / m_projection[1][1];
+
+ return aspectProduct / tanHalfFovy;
}
- float Camera::getRatio() const {
- return m_ratio;
+ void Camera::setRatio(float ratio){
+ setPerspective( getFov(), ratio, m_near, m_far);
}
- void Camera::setNearFar( float near, float far){
- m_near = near;
- m_far = far;
- setPerspective(m_fov, m_ratio, m_near, m_far);
+ void Camera::setNearFar(float near, float far){
+ setPerspective(getFov(), getRatio(), near, far);
}
- void Camera::setPerspective(float fov, float ratio, float near, float far){
- m_fov = fov;
- m_ratio = ratio;
- m_near = near;
- m_far = far;
- m_projection = glm::perspective( m_fov, ratio, m_near, m_far);
+ void Camera::setPerspective(float fov, float ratio, float near, float far) {
+ m_near = near;
+ m_far = far;
+ setProjection(glm::perspective(fov, ratio, near, far));
}
glm::vec3 Camera::getFront() const {
glm::vec3 direction;
- direction.x = sin(glm::radians(m_yaw)) * cos(glm::radians(m_pitch));
- direction.y = sin(glm::radians(m_pitch));
- direction.z = cos(glm::radians(m_yaw)) * cos(glm::radians(m_pitch));
+ direction.x = std::sin(glm::radians(m_yaw)) * std::cos(glm::radians(m_pitch));
+ direction.y = std::sin(glm::radians(m_pitch));
+ direction.z = std::cos(glm::radians(m_yaw)) * std::cos(glm::radians(m_pitch));
return glm::normalize(direction);
}
+
+ void Camera::setFront(const glm::vec3 &front) {
+ m_pitch = std::atan2(front.y, std::sqrt(front.x * front.x + front.z * front.z));
+ m_yaw = std::atan2(front.x, front.z);
+ }
- glm::vec3 Camera::getPosition() const {
+ const glm::vec3& Camera::getPosition() const {
return m_position;
}
- void Camera::setPosition( glm::vec3 position ){
- m_position = position;
+ void Camera::setPosition( const glm::vec3& position ){
+ lookAt(position, m_center, m_up);
}
- void Camera::setUp(const glm::vec3 &up) {
- m_up = up;
+ const glm::vec3& Camera::getCenter() const {
+ return m_center;
}
+ void Camera::setCenter(const glm::vec3& center) {
+ lookAt(m_position, center, m_up);
+ }
+
+ const glm::vec3& Camera::getUp() const {
+ return m_up;
+ }
+
+ void Camera::setUp(const glm::vec3 &up) {
+ lookAt(m_position, m_center, up);
+ }
+
float Camera::getPitch() const {
return m_pitch;
}
void Camera::setPitch(float pitch) {
- if (pitch > 89.0f) {
- pitch = 89.0f;
- }
- if (pitch < -89.0f) {
- pitch = -89.0f;
- }
m_pitch = pitch;
}
@@ -149,31 +146,4 @@ namespace vkcv {
m_yaw = yaw;
}
- void Camera::panView(double xOffset, double yOffset) {
- m_yaw += xOffset;
- m_pitch += yOffset;
- }
-
- void Camera::updatePosition(double deltatime ){
- m_position += (m_cameraSpeed * getFront() * static_cast<float> (m_forward) * static_cast<float>(deltatime));
- m_position -= (m_cameraSpeed * getFront() * static_cast<float> (m_backward) * static_cast<float>(deltatime));
- m_position -= (glm::normalize(glm::cross(getFront(), m_up)) * m_cameraSpeed * static_cast<float> (m_left) * static_cast<float>(deltatime));
- m_position += (glm::normalize(glm::cross(getFront(), m_up)) * m_cameraSpeed * static_cast<float> (m_right) * static_cast<float>(deltatime));
- }
-
- void Camera::moveForward(int action){
- m_forward = static_cast<bool>(action);
- }
-
- void Camera::moveBackward(int action){
- m_backward = static_cast<bool>(action);
- }
-
- void Camera::moveLeft(int action){
- m_left = static_cast<bool>(action);
- }
-
- void Camera::moveRight(int action){
- m_right = static_cast<bool>(action);
- }
}
\ No newline at end of file
diff --git a/modules/camera/src/vkcv/camera/CameraManager.cpp b/modules/camera/src/vkcv/camera/CameraManager.cpp
index 2631890d646fbf27a4fbb14cfeef706678d8918c..977c61d03dac51598281262acf9609540063a9e4 100644
--- a/modules/camera/src/vkcv/camera/CameraManager.cpp
+++ b/modules/camera/src/vkcv/camera/CameraManager.cpp
@@ -1,88 +1,156 @@
-#include <iostream>
+
#include "vkcv/camera/CameraManager.hpp"
-namespace vkcv{
+#include <vkcv/Logger.hpp>
+
+namespace vkcv::camera {
- CameraManager::CameraManager(Window &window, float width, float height, glm::vec3 up, glm::vec3 position):
- m_window(window), m_width(width), m_height(height)
+ CameraManager::CameraManager(Window &window, float width, float height)
+ : m_window(window)
{
- m_camera.setUp(up);
- m_camera.setPosition(position);
- m_camera.setPerspective( glm::radians(60.0f), m_width / m_height, 0.1f, 10.f);
- m_lastX = width/2.0;
- m_lastY = height/2.0;
- bindCamera();
+ bindCameraToEvents();
+ m_activeCameraIndex = 0;
+ m_lastX = static_cast<float>(window.getWidth()) / 2.0f;
+ m_lastY = static_cast<float>(window.getHeight()) / 2.0f;
}
- void CameraManager::bindCamera(){
- e_keyHandle = m_window.e_key.add( [&](int key, int scancode, int action, int mods) { this->keyCallback(key, scancode, action, mods); });
- e_mouseMoveHandle = m_window.e_mouseMove.add( [&]( double offsetX, double offsetY) {this->mouseMoveCallback( offsetX, offsetY);} );
- e_mouseScrollHandle = m_window.e_mouseScroll.add([&](double offsetX, double offsetY) {this->scrollCallback( offsetX, offsetY);} );
- e_mouseButtonHandle = m_window.e_mouseButton.add([&] (int button, int action, int mods) {this->mouseButtonCallback( button, action, mods);});
- e_resizeHandle = m_window.e_resize.add([&] (int width, int height) {this->resizeCallback( width, height);});
+ CameraManager::~CameraManager() {}
+
+ void CameraManager::bindCameraToEvents() {
+ m_keyHandle = m_window.e_key.add( [&](int key, int scancode, int action, int mods) { this->keyCallback(key, scancode, action, mods); });
+ m_mouseMoveHandle = m_window.e_mouseMove.add( [&]( double offsetX, double offsetY) {this->mouseMoveCallback( offsetX, offsetY);} );
+ m_mouseScrollHandle = m_window.e_mouseScroll.add([&](double offsetX, double offsetY) {this->scrollCallback( offsetX, offsetY);} );
+ m_mouseButtonHandle = m_window.e_mouseButton.add([&] (int button, int action, int mods) {this->mouseButtonCallback( button, action, mods);});
+ m_resizeHandle = m_window.e_resize.add([&](int width, int height) {this->resizeCallback(width, height);});
+ }
+
+ void CameraManager::resizeCallback(int width, int height) {
+ for (size_t i = 0; i < m_cameras.size(); i++) {
+ getCamera(i).setRatio(static_cast<float>(width) / static_cast<float>(height));;
+ }
}
void CameraManager::mouseButtonCallback(int button, int action, int mods){
- if(button == GLFW_MOUSE_BUTTON_2 && m_roationActive == false && action == GLFW_PRESS){
+ if(button == GLFW_MOUSE_BUTTON_2 && action == GLFW_PRESS){
glfwSetInputMode(m_window.getWindow(), GLFW_CURSOR, GLFW_CURSOR_DISABLED);
- m_roationActive = true;
- }else if(button == GLFW_MOUSE_BUTTON_2 && m_roationActive == true && action == GLFW_RELEASE){
+ }
+ else if(button == GLFW_MOUSE_BUTTON_2 && action == GLFW_RELEASE){
glfwSetInputMode(m_window.getWindow(), GLFW_CURSOR, GLFW_CURSOR_NORMAL);
- m_roationActive = false;
}
+ getActiveController().mouseButtonCallback(button, action, mods, getActiveCamera());
}
void CameraManager::mouseMoveCallback(double x, double y){
-
- float xoffset = x - m_lastX;
- float yoffset = m_lastY - y;
+ auto xoffset = static_cast<float>(x - m_lastX);
+ auto yoffset = static_cast<float>(y - m_lastY);
m_lastX = x;
m_lastY = y;
+ getActiveController().mouseMoveCallback(xoffset, yoffset, getActiveCamera());
+ }
- if(!m_roationActive){
- return;
+ void CameraManager::scrollCallback(double offsetX, double offsetY) {
+ getActiveController().scrollCallback(offsetX, offsetY, getActiveCamera());
+ }
+
+ void CameraManager::keyCallback(int key, int scancode, int action, int mods) {
+ switch (action) {
+ case GLFW_RELEASE:
+ switch (key) {
+ case GLFW_KEY_TAB:
+ if (m_activeCameraIndex + 1 == m_cameras.size()) {
+ m_activeCameraIndex = 0;
+ }
+ else {
+ m_activeCameraIndex++;
+ }
+ return;
+ case GLFW_KEY_ESCAPE:
+ glfwSetWindowShouldClose(m_window.getWindow(), 1);
+ return;
+ default:
+ break;
+ }
+ default:
+ getActiveController().keyCallback(key, scancode, action, mods, getActiveCamera());
+ break;
}
+ }
+
+ CameraController& CameraManager::getActiveController() {
+ const ControllerType type = getControllerType(getActiveCameraIndex());
+ return getControllerByType(type);
+ }
+
+ uint32_t CameraManager::addCamera(ControllerType controllerType) {
+ Camera camera;
+ camera.setPerspective(glm::radians(60.0f), m_window.getWidth() / m_window.getHeight(), 0.1f, 10.0f);
+ return addCamera(controllerType, camera);
+ }
+
+ uint32_t CameraManager::addCamera(ControllerType controllerType, const Camera &camera) {
+ const uint32_t index = static_cast<uint32_t>(m_cameras.size());
+ m_cameras.push_back(camera);
+ m_cameraControllerTypes.push_back(controllerType);
+ return index;
+ }
- float sensitivity = 0.05f;
- xoffset *= sensitivity;
- yoffset *= sensitivity;
+ Camera& CameraManager::getCamera(uint32_t cameraIndex) {
+ if (cameraIndex < 0 || cameraIndex > m_cameras.size() - 1) {
+ vkcv_log(LogLevel::ERROR, "Invalid camera index: The index must range from 0 to %lu", m_cameras.size());
+ return getActiveCamera();
+ }
+
+ return m_cameras[cameraIndex];
+ }
- m_camera.panView( xoffset , yoffset );
+ Camera& CameraManager::getActiveCamera() {
+ return m_cameras[getActiveCameraIndex()];
}
- void CameraManager::scrollCallback(double offsetX, double offsetY) {
- m_camera.changeFov(offsetY);
+ void CameraManager::setActiveCamera(uint32_t cameraIndex) {
+ if (cameraIndex < 0 || cameraIndex > m_cameras.size() - 1) {
+ vkcv_log(LogLevel::ERROR, "Invalid camera index: The index must range from 0 to %lu", m_cameras.size());
+ return;
+ }
+
+ m_activeCameraIndex = cameraIndex;
}
- void CameraManager::keyCallback(int key, int scancode, int action, int mods) {
+ uint32_t CameraManager::getActiveCameraIndex() const {
+ return m_activeCameraIndex;
+ }
- switch (key) {
- case GLFW_KEY_W:
- m_camera.moveForward(action);
- break;
- case GLFW_KEY_S:
- m_camera.moveBackward(action);
- break;
- case GLFW_KEY_A:
- m_camera.moveLeft(action);
- break;
- case GLFW_KEY_D:
- m_camera.moveRight(action);
- break;
- case GLFW_KEY_ESCAPE:
- glfwSetWindowShouldClose(m_window.getWindow(), 1);
- break;
- default:
- break;
+ void CameraManager::setControllerType(uint32_t cameraIndex, ControllerType controllerType) {
+ if (cameraIndex < 0 || cameraIndex > m_cameras.size() - 1) {
+ vkcv_log(LogLevel::ERROR, "Invalid camera index: The index must range from 0 to %lu", m_cameras.size());
+ return;
}
+
+ m_cameraControllerTypes[cameraIndex] = controllerType;
}
- void CameraManager::resizeCallback(int width, int height){
- m_camera.updateRatio(width, height);
+ ControllerType CameraManager::getControllerType(uint32_t cameraIndex) {
+ if (cameraIndex < 0 || cameraIndex > m_cameras.size() - 1) {
+ vkcv_log(LogLevel::ERROR, "Invalid camera index: The index must range from 0 to %lu", m_cameras.size());
+ return ControllerType::NONE;
+ }
+
+ return m_cameraControllerTypes[cameraIndex];
}
- Camera &CameraManager::getCamera(){
- return m_camera;
+ CameraController& CameraManager::getControllerByType(ControllerType controllerType) {
+ switch(controllerType) {
+ case ControllerType::PILOT:
+ return m_pilotController;
+ case ControllerType::TRACKBALL:
+ return m_trackController;
+ default:
+ return m_pilotController;
+ }
}
+ void CameraManager::update(double deltaTime) {
+ getActiveController().updateCamera(deltaTime, getActiveCamera());
+ }
+
}
\ No newline at end of file
diff --git a/modules/camera/src/vkcv/camera/PilotCameraController.cpp b/modules/camera/src/vkcv/camera/PilotCameraController.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..1a50a0efa4b4e75adb81ce869d6b927bd0046758
--- /dev/null
+++ b/modules/camera/src/vkcv/camera/PilotCameraController.cpp
@@ -0,0 +1,155 @@
+#include "vkcv/camera/PilotCameraController.hpp"
+
+#include <GLFW/glfw3.h>
+
+namespace vkcv::camera {
+
+ PilotCameraController::PilotCameraController() {
+ m_forward = false;
+ m_backward = false;
+ m_upward = false;
+ m_downward = false;
+ m_left = false;
+ m_right = false;
+
+ m_rotationActive = false;
+
+ m_cameraSpeed = 2.0f;
+
+ m_fov_nsteps = 100;
+ m_fov_min = 10;
+ m_fov_max = 120;
+ }
+
+ void PilotCameraController::changeFov(double offset, Camera &camera){
+ float fov = camera.getFov();
+ float fov_range = m_fov_max - m_fov_min;
+ float fov_stepsize = glm::radians(fov_range) / static_cast<float>(m_fov_nsteps);
+ fov -= (float) offset*fov_stepsize;
+ if (fov < glm::radians(m_fov_min)) {
+ fov = glm::radians(m_fov_min);
+ }
+ if (fov > glm::radians(m_fov_max)) {
+ fov = glm::radians(m_fov_max);
+ }
+ camera.setFov(fov);
+ }
+
+ void PilotCameraController::panView(double xOffset, double yOffset, Camera &camera) {
+ // handle yaw rotation
+ float yaw = camera.getYaw() + xOffset;
+ if (yaw < -180.0f) {
+ yaw += 360.0f;
+ }
+ else if (yaw > 180.0f) {
+ yaw -= 360.0f;
+ }
+ camera.setYaw(yaw);
+
+ // handle pitch rotation
+ float pitch = camera.getPitch() - yOffset;
+ if (pitch > 89.0f) {
+ pitch = 89.0f;
+ }
+ if (pitch < -89.0f) {
+ pitch = -89.0f;
+ }
+ camera.setPitch(pitch);
+ }
+
+ constexpr float getDirectionFactor(bool positive, bool negative) {
+ return static_cast<float>(positive) - static_cast<float>(negative);
+ }
+
+ void PilotCameraController::updateCamera(double deltaTime, Camera &camera) {
+ glm::vec3 position = camera.getPosition();
+
+ const glm::vec3 front = camera.getFront();
+ const glm::vec3 up = camera.getUp();
+ const glm::vec3 left = glm::normalize(glm::cross(front, up));
+
+ const float distance = m_cameraSpeed * static_cast<float>(deltaTime);
+
+ position += distance * getDirectionFactor(m_forward, m_backward) * front;
+ position += distance * getDirectionFactor(m_left, m_right) * left;
+ position += distance * getDirectionFactor(m_upward, m_downward) * up;
+
+ camera.lookAt(position, position + front, up);
+ }
+
+ void PilotCameraController::keyCallback(int key, int scancode, int action, int mods, Camera &camera) {
+ switch (key) {
+ case GLFW_KEY_W:
+ moveForward(action);
+ break;
+ case GLFW_KEY_S:
+ moveBackward(action);
+ break;
+ case GLFW_KEY_A:
+ moveLeft(action);
+ break;
+ case GLFW_KEY_D:
+ moveRight(action);
+ break;
+ case GLFW_KEY_E:
+ moveUpward(action);
+ break;
+ case GLFW_KEY_Q:
+ moveDownward(action);
+ break;
+ default:
+ break;
+ }
+ }
+
+ void PilotCameraController::scrollCallback(double offsetX, double offsetY, Camera &camera) {
+ changeFov(offsetY, camera);
+ }
+
+ void PilotCameraController::mouseMoveCallback(double xoffset, double yoffset, Camera &camera) {
+ if(!m_rotationActive){
+ return;
+ }
+
+ float sensitivity = 0.05f;
+ xoffset *= sensitivity;
+ yoffset *= sensitivity;
+
+ panView(xoffset , yoffset, camera);
+ }
+
+ void PilotCameraController::mouseButtonCallback(int button, int action, int mods, Camera &camera) {
+ if(button == GLFW_MOUSE_BUTTON_2 && m_rotationActive == false && action == GLFW_PRESS){
+ m_rotationActive = true;
+ }
+ else if(button == GLFW_MOUSE_BUTTON_2 && m_rotationActive == true && action == GLFW_RELEASE){
+ m_rotationActive = false;
+ }
+ }
+
+
+ void PilotCameraController::moveForward(int action){
+ m_forward = static_cast<bool>(action);
+ }
+
+ void PilotCameraController::moveBackward(int action){
+ m_backward = static_cast<bool>(action);
+ }
+
+ void PilotCameraController::moveLeft(int action){
+ m_left = static_cast<bool>(action);
+ }
+
+ void PilotCameraController::moveRight(int action){
+ m_right = static_cast<bool>(action);
+ }
+
+ void PilotCameraController::moveUpward(int action){
+ m_upward = static_cast<bool>(action);
+ }
+
+ void PilotCameraController::moveDownward(int action){
+ m_downward = static_cast<bool>(action);
+ }
+
+}
\ No newline at end of file
diff --git a/modules/camera/src/vkcv/camera/TrackballCamera.cpp b/modules/camera/src/vkcv/camera/TrackballCamera.cpp
deleted file mode 100644
index 3bbb8611dd234499fb9ba08ba87009c8c76660f6..0000000000000000000000000000000000000000
--- a/modules/camera/src/vkcv/camera/TrackballCamera.cpp
+++ /dev/null
@@ -1,146 +0,0 @@
-#include "vkcv/camera/TrackballCamera.hpp"
-
-namespace vkcv{
-
- TrackballCamera::TrackballCamera( int width, int height, glm::mat4 projection)
- {
- setPosition( glm::vec3(0.0f, 0.0f, 5.0) );
- m_center = glm::vec3( 0.0f, 0.0f, 0.0f);
- m_up = glm::vec3(0.0f, 1.0f, 0.0f);
-
- m_width = width;
- m_height = height;
-
- m_sensitivity = 0.010f;
- m_stepSize = 0.1f;
- m_theta = glm::pi<float>() / 2.0f;
- m_phi = 0.f;
- m_radius = 1.5;
-
- m_view = glm::lookAt( m_center + getPosition(), m_center, m_up);
-
- m_oldX = width/2.f;
- m_oldY = height/2.f;
-
- setProjection(projection);
- }
-
-
- TrackballCamera::TrackballCamera(int width, int height)
- {
- setPosition( glm::vec3(0.0f, 0.0f, 5.0));
- m_center = glm::vec3( 0.0f, 0.0f, 0.0f);
- m_up = glm::vec3(0.0f, 1.0f, 0.0f);
-
- m_width = width;
- m_height = height;
-
- m_sensitivity = 0.010f;
- m_stepSize = 0.1f;
- m_theta = glm::pi<float>() / 2.0f;
- m_phi = 0.f;
- m_radius = 1.5;
-
- m_view = glm::lookAt( m_center + getPosition(), m_center, m_up);
-
- m_oldX = width/2.f;
- m_oldY = height/2.f;
-
- m_fov = glm::radians(60.f);
- m_ratio = m_width / (float) m_height;
- m_near = 0.001f;
- m_far = 10.f;
- glm::mat4 projection = glm::perspective(m_fov, m_ratio, m_near, m_far);
-
- setProjection(projection);
- }
-
- TrackballCamera::~TrackballCamera()
- {
- }
-
- // TODO: Can be done as events... (mouseMove, mouseDown, mouseUp)
- /*void TrackballCamera::update( GLFWwindow* window) {
-
- double x, y;
-
- glfwGetCursorPos( window, &x, &y);
- if (glfwGetMouseButton( window, GLFW_MOUSE_BUTTON_LEFT) == GLFW_PRESS)
- {
- float changeX = ((float) x - m_oldX) * m_sensitivity;
- float changeY = ((float) y - m_oldY) * m_sensitivity;
-
- m_theta -= changeY;
- if (m_theta < 0.01f) m_theta = 0.01f;
- else if (m_theta > glm::pi<float>() - 0.01f) m_theta = glm::pi<float>() - 0.01f;
-
- m_phi -= changeX;
- if (m_phi < 0) m_phi += 2*glm::pi<float>();
- else if (m_phi > 2*glm::pi<float>()) m_phi -= 2*glm::pi<float>();
- }
-
- m_oldX = (float) x;
- m_oldY = (float) y;
-
- if (glfwGetKey( window, GLFW_KEY_UP) == GLFW_PRESS)
- m_radius -= m_stepSize;
- if (glfwGetKey( window, GLFW_KEY_DOWN) == GLFW_PRESS)
- m_radius += m_stepSize;
- if (m_radius < 0.1f) m_radius = 0.1f;
-
- m_position.x = m_center.x + m_radius * sin(m_theta) * sin(m_phi);
- m_position.y = m_center.y + m_radius * cos(m_theta);
- m_position.z = m_center.z + m_radius * sin(m_theta) * cos(m_phi);
-
- m_view = glm::lookAt( m_position, m_center, m_up);
-
- }*/
-
- float TrackballCamera::getSensitivity() const {
- return m_sensitivity;
- }
-
- void TrackballCamera::setSensitivity(float sensitivity) {
- m_sensitivity = sensitivity;
- }
-
- float TrackballCamera::getStepSize() const {
- return m_stepSize;
- }
-
- void TrackballCamera::setStepSize(float stepSize) {
- m_stepSize = stepSize;
- }
-
- float TrackballCamera::getTheta() const {
- return m_theta;
- }
-
- void TrackballCamera::setTheta(float theta) {
- m_theta = theta;
- }
-
- float TrackballCamera::getPhi() const {
- return m_phi;
- }
-
- void TrackballCamera::setPhi(float phi) {
- m_phi = phi;
- }
-
- float TrackballCamera::getRadius() const {
- return m_radius;
- }
-
- void TrackballCamera::setRadius(float radius) {
- m_radius = radius;
- }
-
- const glm::vec3& TrackballCamera::getCenter() const {
- return m_center;
- }
-
- void TrackballCamera::setCenter(const glm::vec3 ¢er) {
- m_center = center;
- }
-}
\ No newline at end of file
diff --git a/modules/camera/src/vkcv/camera/TrackballCameraController.cpp b/modules/camera/src/vkcv/camera/TrackballCameraController.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..201c6ecdc1c703dbcd53b7dc4b179c86576f2312
--- /dev/null
+++ b/modules/camera/src/vkcv/camera/TrackballCameraController.cpp
@@ -0,0 +1,100 @@
+#include "vkcv/camera/TrackballCameraController.hpp"
+
+#include <GLFW/glfw3.h>
+
+namespace vkcv::camera {
+
+ TrackballCameraController::TrackballCameraController() {
+ m_rotationActive = false;
+ m_radius = 3.0f;
+ m_cameraSpeed = 2.5f;
+ m_scrollSensitivity = 0.2f;
+ }
+
+ void TrackballCameraController::setRadius(const float radius) {
+ if (radius < 0.1f) {
+ m_radius = 0.1f;
+ }
+ else {
+ m_radius = radius;
+ }
+ }
+
+ void TrackballCameraController::panView(double xOffset, double yOffset, Camera &camera) {
+ // handle yaw rotation
+ float yaw = camera.getYaw() + xOffset * m_cameraSpeed;
+ if (yaw < 0.0f) {
+ yaw += 360.0f;
+ }
+ else if (yaw > 360.0f) {
+ yaw -= 360.0f;
+ }
+ camera.setYaw(yaw);
+
+ // handle pitch rotation
+ float pitch = camera.getPitch() + yOffset * m_cameraSpeed;
+ if (pitch < 0.0f) {
+ pitch += 360.0f;
+ }
+ else if (pitch > 360.0f) {
+ pitch -= 360.0f;
+ }
+ camera.setPitch(pitch);
+ }
+
+ void TrackballCameraController::updateRadius(double offset, Camera &camera) {
+ glm::vec3 cameraPosition = camera.getPosition();
+ glm::vec3 cameraCenter = camera.getCenter();
+ float radius = glm::length(cameraCenter - cameraPosition); // get current camera radius
+ setRadius(radius - offset * m_scrollSensitivity);
+ }
+
+ void TrackballCameraController::updateCamera(double deltaTime, Camera &camera) {
+ float yaw = camera.getYaw();
+ float pitch = camera.getPitch();
+
+ const glm::vec3 yAxis = glm::vec3(0.0f, 1.0f, 0.0f);
+ const glm::vec3 xAxis = glm::vec3(1.0f, 0.0f, 0.0f);
+
+ const glm::mat4 rotationY = glm::rotate(glm::mat4(1.0f), glm::radians(yaw), yAxis);
+ const glm::mat4 rotationX = glm::rotate(rotationY, -glm::radians(pitch), xAxis);
+ const glm::vec3 translation = glm::vec3(
+ rotationX * glm::vec4(0.0f, 0.0f, m_radius, 0.0f)
+ );
+
+ const glm::vec3 center = camera.getCenter();
+ const glm::vec3 position = center + translation;
+ const glm::vec3 up = glm::vec3(
+ rotationX * glm::vec4(0.0f, 1.0f, 0.0f, 0.0f)
+ );
+
+ camera.lookAt(position, center, up);
+ }
+
+ void TrackballCameraController::keyCallback(int key, int scancode, int action, int mods, Camera &camera) {}
+
+ void TrackballCameraController::scrollCallback(double offsetX, double offsetY, Camera &camera) {
+ updateRadius(offsetY, camera);
+ }
+
+ void TrackballCameraController::mouseMoveCallback(double xoffset, double yoffset, Camera &camera) {
+ if(!m_rotationActive){
+ return;
+ }
+
+ float sensitivity = 0.05f;
+ xoffset *= sensitivity;
+ yoffset *= sensitivity;
+
+ panView(xoffset , yoffset, camera);
+ }
+
+ void TrackballCameraController::mouseButtonCallback(int button, int action, int mods, Camera &camera) {
+ if(button == GLFW_MOUSE_BUTTON_2 && m_rotationActive == false && action == GLFW_PRESS){
+ m_rotationActive = true;
+ }
+ else if(button == GLFW_MOUSE_BUTTON_2 && m_rotationActive == true && action == GLFW_RELEASE){
+ m_rotationActive = false;
+ }
+ }
+}
\ No newline at end of file
diff --git a/projects/cmd_sync_test/src/main.cpp b/projects/cmd_sync_test/src/main.cpp
index 426cc3a56033cea1e468c5612f4e32981d18f8c1..a02c4542c7608e520e5ed33e746b5a9c836fc09f 100644
--- a/projects/cmd_sync_test/src/main.cpp
+++ b/projects/cmd_sync_test/src/main.cpp
@@ -18,9 +18,15 @@ int main(int argc, const char** argv) {
true
);
- vkcv::CameraManager cameraManager(window, windowWidth, windowHeight);
- cameraManager.getCamera().setPosition(glm::vec3(0.f, 0.f, 3.f));
- cameraManager.getCamera().setNearFar(0.1, 30);
+ vkcv::camera::CameraManager cameraManager(window, windowWidth, windowHeight);
+ uint32_t camIndex = cameraManager.addCamera(vkcv::camera::ControllerType::PILOT);
+ uint32_t camIndex2 = cameraManager.addCamera(vkcv::camera::ControllerType::TRACKBALL);
+
+ cameraManager.getCamera(camIndex).setPosition(glm::vec3(0.f, 0.f, 3.f));
+ cameraManager.getCamera(camIndex).setNearFar(0.1f, 30.0f);
+ cameraManager.getCamera(camIndex).setYaw(180.0f);
+
+ cameraManager.getCamera(camIndex2).setNearFar(0.1f, 30.0f);
window.initEvents();
@@ -233,10 +239,13 @@ int main(int argc, const char** argv) {
auto end = std::chrono::system_clock::now();
auto deltatime = std::chrono::duration_cast<std::chrono::microseconds>(end - start);
+
start = end;
- cameraManager.getCamera().updateView(deltatime.count() * 0.000001);
+ cameraManager.update(0.000001 * static_cast<double>(deltatime.count()));
- const float sunTheta = std::chrono::duration_cast<std::chrono::milliseconds>(end - appStartTime).count() * 0.001f;
+ auto duration = std::chrono::duration_cast<std::chrono::milliseconds>(end - appStartTime);
+
+ const float sunTheta = 0.001f * static_cast<float>(duration.count());
lightInfo.direction = glm::normalize(glm::vec3(std::cos(sunTheta), 1, std::sin(sunTheta)));
const float shadowProjectionSize = 5.f;
@@ -258,7 +267,7 @@ int main(int argc, const char** argv) {
lightInfo.lightMatrix = projectionLight * viewLight;
lightBuffer.fill({ lightInfo });
- const glm::mat4 viewProjectionCamera = cameraManager.getCamera().getProjection() * cameraManager.getCamera().getView();
+ const glm::mat4 viewProjectionCamera = cameraManager.getActiveCamera().getMVP();
mainPassMatrices.clear();
mvpLight.clear();
diff --git a/projects/first_mesh/src/main.cpp b/projects/first_mesh/src/main.cpp
index 8f461512e315d902032cd5a82ee7bdcb624d7a36..42b1f595dc9f36f8cfb9816a1508980aefb52a83 100644
--- a/projects/first_mesh/src/main.cpp
+++ b/projects/first_mesh/src/main.cpp
@@ -18,8 +18,6 @@ int main(int argc, const char** argv) {
true
);
- vkcv::CameraManager cameraManager(window, static_cast<float>(window.getWidth()), static_cast<float>(window.getHeight()));
-
window.initEvents();
vkcv::Core core = vkcv::Core::create(
@@ -148,7 +146,14 @@ int main(int argc, const char** argv) {
vkcv::DescriptorSetUsage descriptorUsage(0, core.getDescriptorSet(descriptorSet).vulkanHandle);
vkcv::DrawcallInfo drawcall(renderMesh, { descriptorUsage });
- auto start = std::chrono::system_clock::now();
+ vkcv::camera::CameraManager cameraManager(window, windowWidth, windowHeight);
+ uint32_t camIndex0 = cameraManager.addCamera(vkcv::camera::ControllerType::PILOT);
+ uint32_t camIndex1 = cameraManager.addCamera(vkcv::camera::ControllerType::TRACKBALL);
+
+ cameraManager.getCamera(camIndex0).setPosition(glm::vec3(0, 0, -3));
+
+ auto start = std::chrono::system_clock::now();
+
while (window.isWindowOpen()) {
vkcv::Window::pollEvents();
@@ -168,10 +173,11 @@ int main(int argc, const char** argv) {
}
auto end = std::chrono::system_clock::now();
- auto deltatime = end - start;
+ auto deltatime = std::chrono::duration_cast<std::chrono::microseconds>(end - start);
+
start = end;
- cameraManager.getCamera().updateView(std::chrono::duration<double>(deltatime).count());
- const glm::mat4 mvp = cameraManager.getCamera().getProjection() * cameraManager.getCamera().getView();
+ cameraManager.update(0.000001 * static_cast<double>(deltatime.count()));
+ glm::mat4 mvp = cameraManager.getActiveCamera().getMVP();
vkcv::PushConstantData pushConstantData((void*)&mvp, sizeof(glm::mat4));
diff --git a/projects/first_triangle/src/main.cpp b/projects/first_triangle/src/main.cpp
index b6b75bca82a8479f3d6b09577337503424ce7a83..8ecea2b69906b017b321e3ca6002761fb8ffdd7d 100644
--- a/projects/first_triangle/src/main.cpp
+++ b/projects/first_triangle/src/main.cpp
@@ -16,8 +16,6 @@ int main(int argc, const char** argv) {
false
);
- vkcv::CameraManager cameraManager(window, windowWidth, windowHeight);
-
window.initEvents();
vkcv::Core core = vkcv::Core::create(
@@ -160,6 +158,12 @@ int main(int argc, const char** argv) {
vkcv::DrawcallInfo drawcall(renderMesh, {});
const vkcv::ImageHandle swapchainInput = vkcv::ImageHandle::createSwapchainImageHandle();
+
+ vkcv::camera::CameraManager cameraManager(window, windowWidth, windowHeight);
+ uint32_t camIndex = cameraManager.addCamera(vkcv::camera::ControllerType::PILOT);
+ uint32_t camIndex2 = cameraManager.addCamera(vkcv::camera::ControllerType::TRACKBALL);
+
+ cameraManager.getCamera(camIndex).setPosition(glm::vec3(0, 0, -2));
while (window.isWindowOpen())
{
@@ -171,10 +175,11 @@ int main(int argc, const char** argv) {
}
auto end = std::chrono::system_clock::now();
- auto deltatime = end - start;
+ auto deltatime = std::chrono::duration_cast<std::chrono::microseconds>(end - start);
start = end;
- cameraManager.getCamera().updateView(std::chrono::duration<double>(deltatime).count());
- const glm::mat4 mvp = cameraManager.getCamera().getProjection() * cameraManager.getCamera().getView();
+
+ cameraManager.update(0.000001 * static_cast<double>(deltatime.count()));
+ glm::mat4 mvp = cameraManager.getActiveCamera().getMVP();
vkcv::PushConstantData pushConstantData((void*)&mvp, sizeof(glm::mat4));
auto cmdStream = core.createCommandStream(vkcv::QueueType::Graphics);