问鼠标移动口吃相机

EN

std::chrono::high_resolution_clock::time_point newTime = std::chrono::high_resolution_clock::now();
uint32_t frameTime = static_cast<uint32_t>(std::chrono::duration_cast<std::chrono::microseconds>(newTime - oldTime).count());

oldTime = newTime;

double mouseXInput;
double mouseYInput;

glfwGetCursorPos(window, &mouseXInput, &mouseYInput);
glfwSetCursorPos(window, 0, 0);

float mouseX = static_cast<float>(mouseXInput);
float mouseY = static_cast<float>(mouseYInput);

float rotateSpeedModifier = 0.0000005f;

// Fixed rotation rate
camera.rotation.x += frameTime * 0.0000006f;

// or mouse controled rotation rate (pick just one of the two lines)
camera.rotation.x += frameTime * rotateSpeedModifier * mouseX);

// Overflow and underflow control
if (camera.rotation.x > 2.0f * PI) {
    camera.rotation.x -= 2.0f * PI;
} else if (camera.rotation.x < 0.0f) {
    camera.rotation.x += 2.0f * PI;
}

glfwSetInputMode(window, GLFW_CURSOR, GLFW_CURSOR_DISABLED);
glfwSetInputMode(window, GLFW_RAW_MOUSE_MOTION, GLFW_TRUE);
glfwSetCursorPos(window, 0, 0);