69 lines
2.2 KiB
C++
69 lines
2.2 KiB
C++
#include "Contents/CameraFrame.h"
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#include "Contents/TerrainHeight.h"
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#include "Render/Renderer.h"
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#include <bit>
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// OFFSET: 0x00ADC150
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// FUNCTION: fn_17928
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void ResetCamera(CameraState& camera, CameraFrame& frame) {
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camera.Reset();
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frame.up[0] = 0;
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frame.up[1] = 1;
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frame.up[2] = 0;
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}
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// OFFSET: 0x00ADBF60
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// FUNCTION: fn_17927
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void CameraFrame::Build(const CameraState& camera, const TerrainHeight& terrain) {
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constexpr float pi = 3.141592f;
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AffineMatrix orbit;
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orbit.SetXRotation((camera.pitch / 180.0f) * pi);
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orbit.RotateY((camera.yaw / 180.0f) * pi);
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const float distance = -camera.distance;
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this->eye[1] = ((orbit.values[4] * 0.0f + orbit.values[1] * 0.0f) + distance * orbit.values[7]) + orbit.values[10];
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this->eye[2] = ((orbit.values[5] * 0.0f + orbit.values[2] * 0.0f) + distance * orbit.values[8]) + orbit.values[11];
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this->eye[0] = (((orbit.values[3] * 0.0f + orbit.values[0] * 0.0f) + distance * orbit.values[6]) + orbit.values[9]) +
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camera.target[0];
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this->eye[1] = camera.target[1] + this->eye[1];
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this->eye[2] = camera.target[2] + this->eye[2];
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const float height = terrain.Height(this->eye[0], this->eye[2]);
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if (this->eye[1] > height) {
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this->eye[1] = height;
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}
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this->view.LookAt(this->eye, camera.target, this->up);
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this->inverse.Inverse(this->view);
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}
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// OFFSET: 0x00ADB560
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// FUNCTION: fn_17920
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void CameraFrame::Refresh(const CameraState& camera, const TerrainHeight& terrain, CRenderer& renderer) {
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this->Build(camera, terrain);
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renderer.SetCamera(this->eye, camera.target, this->up);
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}
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// OFFSET: 0x00ADBF60
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// FUNCTION: fn_17927
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void UpdateCameraFrame(
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CameraState& camera,
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CameraShake& shake,
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int& frameLatch,
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const float* desiredTarget,
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const ServiceOptions& options,
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const float& rendererScale,
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const float& projectionScale,
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const float& baseDistance,
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CameraProjectionOutputs& outputs,
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const TerrainHeight& terrain,
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CameraFrame& frame,
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CRenderer& renderer
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) {
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camera.desiredTarget[0] = desiredTarget[0];
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camera.desiredTarget[1] = desiredTarget[1];
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camera.desiredTarget[2] = desiredTarget[2];
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camera.Smooth(options, rendererScale, projectionScale, baseDistance, outputs);
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shake.Apply(camera, frameLatch);
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frame.Refresh(camera, terrain, renderer);
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}
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