/// <summary>
/// Set the Shader parameters into the ray tracer.
/// </summary>
void SetShaderParams()
{
// Set the maximum count of ray bounces.
RayTracerShader.SetInt("_MaxBounceCount", MaxBounceCount);
// Set the pixel offset for screen uv.
RayTracerShader.SetVector("_PixelOffset", new Vector2(UnityEngine.Random.value, UnityEngine.Random.value));
// Set the skybox texture.
// Set the projector texture.
RayTracerShader.SetTexture(RTshaderKernelIndex, "_ProjectorTexture", ProjectorTexture);
// Set the Camera to the World matrix.
RayTracerShader.SetMatrix("_CameraToWorldSpace", MainCamRef.cameraToWorldMatrix);
// Set the inversed projection matrix.
RayTracerShader.SetMatrix("_CameraInverseProjection", MainCamRef.projectionMatrix.inverse);
//RayTracerShader.SetMatrix("_DisplayCameraTRS", DisplayCamera.cameraToWorldMatrix);
RayTracerShader.SetFloat("_FOV", Mathf.Deg2Rad * MainCamRef.fieldOfView);
// Set the light attributes.
//var light_dir = DirLight.transform.forward;
//RTshader.SetVector("_DirectionalLight",
// new Vector4(light_dir.x, light_dir.y, light_dir.z, DirLight.intensity));
// Set the mesh objects attributes compute buffers.
RTcomputeShaderHelper.SetComputeBuffer(ref RayTracerShader, "_MeshObjects", computeShaderHelper.MeshObjectsAttrsComputeBuf);
RTcomputeShaderHelper.SetComputeBuffer(ref RayTracerShader, "_Vertices", computeShaderHelper.VerticesComputeBuf);
RTcomputeShaderHelper.SetComputeBuffer(ref RayTracerShader, "_Indices", computeShaderHelper.IndicesComputeBuf);
RTcomputeShaderHelper.SetComputeBuffer(ref RayTracerShader, "_UVs", computeShaderHelper.UVsComputeBuf);
RTcomputeShaderHelper.SetComputeBuffer(ref RayTracerShader, "_ProjMeshObjects", computeShaderHelper.ProjMeshObjectComputeBuf);
RTcomputeShaderHelper.SetComputeBuffer(ref RayTracerShader, "_ProjVertices", computeShaderHelper.ProjVerticesComputeBuf);
RTcomputeShaderHelper.SetComputeBuffer(ref RayTracerShader, "_ProjIndices", computeShaderHelper.ProjIndicesComputeBuf);
RTcomputeShaderHelper.SetComputeBuffer(ref RayTracerShader, "_ProjUVs", computeShaderHelper.ProjUVsComputeBuf);
#region Check the projected uv has correct values
//computeShaderHelper.ProjVerticesComputeBuf.GetData(computeShaderHelper.Dbg_ProjVertices);
//var res1 = computeShaderHelper.Dbg_ProjVertices;
//for (int i = 0; i < res1.Length; ++i) {
// Debug.Log($"{res1[i]}");
//}
//computeShaderHelper.ProjIndicesComputeBuf.GetData(computeShaderHelper.Dbg_ProjIndices);
//var res1 = computeShaderHelper.Dbg_ProjIndices;
//for (int i = 0; i < res1.Length; ++i) {
// Debug.Log($"{res1[i]}");
//}
//computeShaderHelper.ProjUVsComputeBuf.GetData(computeShaderHelper.Dbg_ProjUVs);
//var res1 = computeShaderHelper.Dbg_ProjUVs;
//for (int i = 0; i < res1.Length; ++i) {
// Debug.Log($"{res1[i]}");
//}
//RTcomputeShaderHelper.SetComputeBuffer(ref RayTracerShader, "_Dbg_QuadUVs", computeShaderHelper.Dbg_ProjectorUVBuf);
//computeShaderHelper.Dbg_ProjectorUVBuf.GetData(computeShaderHelper.Dbg_ProjectorUVResult);
//var res = computeShaderHelper.Dbg_ProjectorUVResult;
//for (int i = 0; i < res.Length; ++i) {
// Debug.Log($"{res[i]}");
//}
//RTcomputeShaderHelper.SetComputeBuffer(ref RayTracerShader, "_Dbg_QuadUVs", computeShaderHelper.Dbg_ProjectorUVBuf);
//computeShaderHelper.Dbg_ProjectorUVBuf.GetData(computeShaderHelper.Dbg_ProjectorUVResult);
//var res = computeShaderHelper.Dbg_ProjectorUVResult;
//for (int i = 0; i < res.Length; ++i) {
// Debug.Log($"{res[i]}");
//}
#endregion
}
/// <summary>
/// Set the Shader parameters into the ray tracer.
/// </summary>
void SetShaderParams()
{
// Set the maximum count of ray bounces.
RayTracerShader.SetInt("_MaxBounceCount", MaxBounceCount);
// Set the pixel offset for screen uv.
RayTracerShader.SetVector("_PixelOffset", new Vector2(UnityEngine.Random.value, UnityEngine.Random.value));
// Set the room texture.
RayTracerShader.SetTexture(RTshaderKernelIndex, "_PrewarpingTexture", PrewarpingTexture);
// Set the Camera to the World matrix.
RayTracerShader.SetMatrix("_CameraToWorldSpace", MainCamRef.cameraToWorldMatrix);
// Set the inversed projection matrix.
RayTracerShader.SetMatrix("_CameraInverseProjection", MainCamRef.projectionMatrix.inverse);
//RayTracerShader.SetFloat("_FOV", Mathf.Deg2Rad * MainCamRef.fieldOfView);
// Set the light attributes.
//RayTracerShader.SetTexture(RTshaderKernelIndex, "_SkyboxTexture", SkyboxTexture);
// Set the sphere attributes compute buffers.
// RTcomputeShaderHelper.SetComputeBuffer(ref RTshader, "_Spheres", sphereLocator.SpheresComputeBuf);
// Set the mesh objects attributes compute buffers.
RTcomputeShaderHelper.SetComputeBuffer(ref RayTracerShader, "_MeshObjects", computeShaderHelper.MeshObjectsAttrsComputeBuf);
// if there's vertices, set the vertices and the indices compute buffers.
if (computeShaderHelper.VerticesList.Count > 0)
{
RTcomputeShaderHelper.SetComputeBuffer(ref RayTracerShader, "_Vertices", computeShaderHelper.VerticesComputeBuf);
RTcomputeShaderHelper.SetComputeBuffer(ref RayTracerShader, "_Indices", computeShaderHelper.IndicesComputeBuf);
RTcomputeShaderHelper.SetComputeBuffer(ref RayTracerShader, "_UVs", computeShaderHelper.UVsComputeBuf);
}
// if there's vertex color applied, set the vertex color compute buffers.
//if (computeShaderHelper.VtxColorsList.Count > 0) {
// RTcomputeShaderHelper.SetComputeBuffer(ref RTshader, "_VertexColors", computeShaderHelper.VtxColorsComputeBuf);
//}
// if there's texture color applied, set the texture color compute buffers.
//if (computeShaderHelper.UVsList.Count > 0) {
// RTcomputeShaderHelper.SetComputeBuffer(ref RTshader, "_TextureColors", computeShaderHelper.TextureColorsComputeBuf);
//}
#region
// 광선 투사시에 -z, +z 가 같은 값인지 확인 (방향이 제대로 진행되나)
//RTcomputeShaderHelper.SetComputeBuffer(ref RayTracerShader, "_DirTex1", computeShaderHelper.Dbg_DirectionTexture1Buf);
//computeShaderHelper.Dbg_DirectionTexture1Buf.GetData(computeShaderHelper.Dbg_DirectionTexture1Result);
//
//RTcomputeShaderHelper.SetComputeBuffer(ref RayTracerShader, "_DirTex2", computeShaderHelper.Dbg_DirectionTexture2Buf);
//computeShaderHelper.Dbg_DirectionTexture2Buf.GetData(computeShaderHelper.Dbg_DirectionTexture2Result);
//
//var res1 = computeShaderHelper.Dbg_DirectionTexture1Result;
//var res2 = computeShaderHelper.Dbg_DirectionTexture2Result;
//
//int sameCount = 0, differentCount = 0;
//
//for (int y = 0; y < Screen.height; y += 10) {
// for (int x = 0; x < Screen.width; x += 10) {
// int k = x * Screen.width + y;
// //Debug.Log($"Dbg1 (x: {res1[k].x}, y: {res1[k].y}, z: {res1[k].z} || Dbg2 (x: {res2[k].x}, y: {res2[k].y}, z: {res2[k].z})");
// if (res1[k] == res2[k]) {
// ++sameCount;
// }
// else {
// ++differentCount;
// }
// }
//}
//
//Debug.Log($"Same Count : {sameCount} || Different Count : {differentCount}");
#endregion
}