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Improved camera, added new example

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Robert 2021-01-24 03:31:28 +01:00
parent 13e924538c
commit 5c28e2fb27
14 changed files with 335 additions and 10106 deletions
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32
src/camera.cpp
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@ -81,7 +81,6 @@ namespace oglu
void Camera::LookAt(const glm::vec3& target)
{
front = glm::normalize(target - position);
transformation = glm::lookAt(position, position + front, glm::vec3(0.0f, 1.0f, 0.0f));
right = glm::normalize(glm::cross(front, glm::vec3(0.0f, 1.0f, 0.0f)));
up = glm::normalize(glm::cross(right, front));
}
@ -94,26 +93,51 @@ namespace oglu
void Camera::Pan(float angle)
{
front = glm::rotate(glm::angleAxis(glm::radians(angle), up), front);
transformation = glm::lookAt(position, position + front, glm::vec3(0.0f, 1.0f, 0.0f));
right = glm::normalize(glm::cross(front, glm::vec3(0.0f, 1.0f, 0.0f)));
}
void Camera::Tilt(float angle)
{
front = glm::rotate(glm::angleAxis(glm::radians(angle), right), front);
transformation = glm::lookAt(position, position + front, glm::vec3(0.0f, 1.0f, 0.0f));
up = glm::normalize(glm::cross(right, front));
}
void Camera::Roll(float angle)
{
up = glm::rotate(glm::angleAxis(glm::radians(angle), front), front);
transformation = glm::lookAt(position, position + front, up);
right = glm::normalize(glm::cross(front, up));
}
void Camera::Forward(float amount)
{
position += front * amount;
}
void Camera::Sideways(float amount)
{
position += right * amount;
}
void Camera::Upwards(float amount)
{
position += up * amount;
}
void Camera::SetFOV(float fov)
{
this->fov = fov;
projection = glm::perspective(fov, aspectRatio, zNear, zFar);
}
void Camera::SetAspectRatio(float aspectRatio)
{
this->aspectRatio = aspectRatio;
projection = glm::perspective(fov, aspectRatio, zNear, zFar);
}
const glm::mat4& Camera::GetMatrix()
{
transformation = glm::lookAt(position, position + front, glm::vec3(0.0f, 1.0f, 0.0f));
return transformation;
}