public void StartRender(RayTracingInfo rtInfo, OutputInfo outputInfo)
{
int sample = (int)Mathf.Sqrt(rtInfo.sampleCount);
Vector2 resolution = outputInfo.Resolution;
Vector2 ratio = new Vector2(Screen.width / resolution.x, Screen.height / resolution.y);
Vector2 s_ratio = ratio / sample;
_renderResult = new Texture2D((int)resolution.x, (int)resolution.y, TextureFormat.RGB24, false);
Vector2 rayPoint = Vector2.zero;
Color pixelColor = new Color(0, 0, 0);
for (int w = 0; w < resolution.x; w++)
{
for (int h = 0; h < resolution.y; h++)
{
rayPoint = new Vector2(w * ratio.x, h * ratio.y);
Color pixel = Color.black;
for (int sw = 0; sw < sample; sw++)
{
for (int sh = 0; sh < sample; sh++)
{
rayPoint += new Vector2(sw * s_ratio.x, sh * s_ratio.y);
Ray ray = Cam.ScreenPointToRay(rayPoint);
pixel += AoRayTrace(ray) / sample / sample;
}
}
TextureHelper.SetPixel(_renderResult, w, h, pixel);
}
}
TextureHelper.SaveImg(_renderResult, "output.png");
}
public void GenerateScene(RayTracingInfo rtInfo, OutputInfo outputInfo)
{
// set screen resolution (not working in editor)
Screen.SetResolution((int)outputInfo.Resolution.x, (int)outputInfo.Resolution.y, false);
// set camera info
Cam.transform.position = rtInfo.cameraPos;
Cam.transform.LookAt(rtInfo.cameraCenter, rtInfo.cameraUp);
// default perspective
if (rtInfo.cameraType == 1)
{
Cam.orthographic = true;
}
// create scene objects
foreach (RayTracingObject rObj in rtInfo.objects)
{
// light type
if (rObj.o_type == ObjectType.none)
{
CreateLight(rObj);
}
//object type
if (rObj.l_type == LightType.none)
{
CreateObject(rObj);
}
}
}
public void StartRenderRect(RayTracingInfo rtInfo, OutputInfo outputInfo)
{
Debug.Log("Started!");
matIndex = File.ReadAllBytes(Path.Combine(Application.dataPath, "ModelData.bin"));
//PreprocessModelMaterial();
//File.WriteAllBytes(Path.Combine(Application.dataPath, "ModelData.bin"), matIndex);
Debug.Log("Model Preprocessed!");
int sample = rtInfo.sampleCount;
int sq_sample = (int)Mathf.Sqrt(sample);
int width = 800;
int height = 800;
rect = new Rect((800 - width) / 2, (800 - height) / 2, width, height);
Vector2 s_ratio = new Vector2(1f / sq_sample, 1f / sq_sample);
tex = new Texture2D((int)rect.width, (int)rect.height, TextureFormat.RGB24, false);
int total = (int)(rect.width * rect.height);
for (int w = (int)rect.x; w < (int)rect.x + rect.width; w++)
{
for (int h = (int)rect.y; h < (int)rect.y + rect.height; h++)
{
Vector2 rayPoint = new Vector2(w, h);
Color pixelColor = new Color(0, 0, 0);
for (int sw = 0; sw < sq_sample; sw++)
{
for (int sh = 0; sh < sq_sample; sh++)
{
int reflCount = 0;
Vector2 scRayPoint = new Vector2(rayPoint.x + sw * s_ratio.x, rayPoint.y + sh * s_ratio.y);
Ray ray = cam.ScreenPointToRay(scRayPoint);
// box filter
bool RayFromGlass = false;
Collider GlassCollider = null;
pixelColor += RayTrace(ray, 0, ref reflCount, ref RayFromGlass, ref GlassCollider) / sample;
}
}
TextureHelper.SetPixel(tex, w - (int)rect.x, h - (int)rect.y, pixelColor);
}
}
Debug.Log("Finished!");
TextureHelper.SaveImg(tex, "Img/output.png");
}
public void StartRender(RayTracingInfo rtInfo, OutputInfo outputInfo)
{
int sample = rtInfo.sampleCount;
int sq_sample = (int)Mathf.Sqrt(sample);
// for test
Vector2 resol = new Vector2(20, 20);
//Vector2 resol = outputInfo.Resolution;
Vector2 scResol = new Vector2(Screen.width, Screen.height);
Vector2 ratio = new Vector2(scResol.x / resol.x, scResol.y / resol.y);
Vector2 s_ratio = new Vector2(ratio.x / sq_sample, ratio.y / sq_sample);
rect = new Rect(0, 0, resol.x, resol.y);
tex = new Texture2D((int)rect.width, (int)rect.height, TextureFormat.RGB24, false);
for (int w = 0; w < resol.x; w++)
{
for (int h = 0; h < resol.y; h++)
{
Vector2 rayPoint = new Vector2(w * ratio.x, h * ratio.y);
Color pixelColor = new Color(0, 0, 0);
for (int sw = 0; sw < sq_sample; sw++)
{
for (int sh = 0; sh < sq_sample; sh++)
{
int reflCount = 0;
Vector2 scRayPoint = new Vector2(rayPoint.x + sw * s_ratio.x, rayPoint.y + sh * s_ratio.y);
Ray ray = cam.ScreenPointToRay(scRayPoint);
// box filter
bool RayFromGlass = false;
Collider GlassCollider = null;
pixelColor += RayTrace(ray, 0, ref reflCount, ref RayFromGlass, ref GlassCollider) / sample;
}
}
TextureHelper.SetPixel(tex, w, h, pixelColor);
}
}
TextureHelper.SaveImg(tex, "Img/output.png");
}
