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/*
* Copyright (C) 2023, Inria
* GRAPHDECO research group, https://team.inria.fr/graphdeco
* All rights reserved.
*
* This software is free for non-commercial, research and evaluation use
* under the terms of the LICENSE.md file.
*
* For inquiries contact [email protected]
*/
#ifndef CUDA_RASTERIZER_H_INCLUDED
#define CUDA_RASTERIZER_H_INCLUDED
#include <vector>
#include <functional>
namespace CudaRasterizer
{
class Rasterizer
{
public:
static void markVisible(
int P,
float* means3D,
float* viewmatrix,
float* projmatrix,
bool* present);
static int forward(
std::function<char* (size_t)> geometryBuffer,
std::function<char* (size_t)> binningBuffer,
std::function<char* (size_t)> imageBuffer,
const int P, int D, int M,
const float* background,
const int width, int height,
const float* means3D,
const float* shs,
const float* colors_precomp,
const float* opacities,
const float* scales,
const float scale_modifier,
const float* rotations,
const float* cov3D_precomp,
const float* viewmatrix,
const float* projmatrix,
const float* cam_pos,
const float tan_fovx, float tan_fovy,
const bool prefiltered,
float* out_color,
float* out_depth,
float* out_alpha,
int* radii = nullptr,
bool debug = false);
static void backward(
const int P, int D, int M, int R,
const float* background,
const int width, int height,
const float* means3D,
const float* shs,
const float* colors_precomp,
const float* alphas,
const float* scales,
const float scale_modifier,
const float* rotations,
const float* cov3D_precomp,
const float* viewmatrix,
const float* projmatrix,
const float* campos,
const float tan_fovx, float tan_fovy,
const int* radii,
char* geom_buffer,
char* binning_buffer,
char* image_buffer,
const float* dL_dpix,
const float* dL_dpix_depth,
const float* dL_dalphas,
float* dL_dmean2D,
float* dL_dconic,
float* dL_dopacity,
float* dL_dcolor,
float* dL_ddepth,
float* dL_dmean3D,
float* dL_dcov3D,
float* dL_dsh,
float* dL_dscale,
float* dL_drot,
bool debug);
};
};
#endif |