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camera fixing

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This commit is contained in:
Simon Pribylski
2023-06-06 13:07:42 +02:00
parent 83ab8c70f0
commit 48841fa4e9
3 changed files with 24 additions and 4 deletions
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19
src/render/Renderer.cpp
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@@ -88,12 +88,13 @@ void Renderer::Resize(int width, int height) {
void Renderer::SetZoom(float zoom) {
m_Camera.CamPos.y = std::max(1.0f, m_Camera.CamPos.y - zoom);
SetCamLook(m_Camera.CamLook);
}
void Renderer::SetCamMovement(const Vec2f& mov) {
m_Camera.m_Pitch -= mov.y / 50.0f;
m_Camera.m_Yaw += mov.x / 50.0f;
SetCamPos(m_Camera.CamPos);
SetCamLook(m_Camera.CamLook);
}
void Renderer::SetCamPos(const Vec3f& newPos) {
@@ -114,6 +115,22 @@ void Renderer::SetCamPos(const Vec3f& newPos) {
m_EntityShader->SetViewMatrix(m_Camera.viewMatrix);
}
void Renderer::SetCamLook(const Vec2f& worldPos) {
m_Camera.CamLook = worldPos;
Vec3f front = {
std::cos(m_Camera.m_Yaw) * std::cos(m_Camera.m_Pitch),
std::sin(m_Camera.m_Pitch),
std::sin(m_Camera.m_Yaw) * std::cos(m_Camera.m_Pitch)
};
static const float WORLD_HEIGHT = 0;
float lambda = (m_Camera.CamPos.y - WORLD_HEIGHT) / front.y;
SetCamPos({lambda * front.x + m_Camera.CamLook.x, m_Camera.CamPos.y, lambda * front.z + m_Camera.CamLook.y});
}
Vec2f Renderer::GetCursorWorldPos(const Vec2f& cursorPos, float windowWidth, float windowHeight) {
float relativeX = (cursorPos.x / windowWidth * 2) - 1.0f;