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raster render almost done

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benkyd
2022-11-02 12:09:55 +00:00
parent b20caafa0e
commit 01d20b2812
17 changed files with 244 additions and 83 deletions
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12
src/scene/camera.cpp
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@@ -78,7 +78,10 @@ void Camera::UpdateProjection(int width, int height)
void Camera::MoveCamera(glm::vec3 posDelta)
{
if (glm::length(posDelta) == 0) return;
// Rotate by camera direction
glm::vec3 delta(0.0f);
glm::mat2 rotate {
cos(Yaw), -sin(Yaw),
sin(Yaw), cos(Yaw)
@@ -87,6 +90,8 @@ void Camera::MoveCamera(glm::vec3 posDelta)
glm::vec2 f(0.0, 1.0);
f = f * rotate;
delta = posDelta * glm::vec3(f.x, 0.0f, f.y);
// get current view matrix
glm::mat4 mat = GetViewMatrix();
glm::vec3 forward(mat[0][2], mat[1][2], mat[2][2]);
@@ -94,9 +99,9 @@ void Camera::MoveCamera(glm::vec3 posDelta)
// forward vector must be negative to look forward.
// read :http://in2gpu.com/2015/05/17/view-matrix/
Position.x += posDelta.x * CameraSpeed;
Position.z += posDelta.z * CameraSpeed;
Position.y += posDelta.y * CameraSpeed;
Position.x += delta.x * CameraSpeed;
Position.z += delta.z * CameraSpeed;
Position.y += delta.y * CameraSpeed;
// update the view matrix
UpdateView();
@@ -104,6 +109,7 @@ void Camera::MoveCamera(glm::vec3 posDelta)
void Camera::MouseMoved(glm::vec2 mouseDelta)
{
if (glm::length(mouseDelta) == 0) return;
// note that yaw and pitch must be converted to radians.
// this is done in UpdateView() by glm::rotate
Yaw += MouseSensitivity * (mouseDelta.x / 100);