harfang3d/harfang/engine/temporal_accumulation.h
2021-12-15 20:23:12 +01:00

27 lines
1.0 KiB
C++

// HARFANG(R) Copyright (C) 2021 Emmanuel Julien, NWNC HARFANG. Released under GPL/LGPL/Commercial Licence, see licence.txt for details.
#pragma once
#include "engine/render_pipeline.h"
#include "foundation/rect.h"
namespace hg {
struct TemporalAccumulation {
bgfx::ProgramHandle compute = BGFX_INVALID_HANDLE;
bgfx::UniformHandle u_previous = BGFX_INVALID_HANDLE;
bgfx::UniformHandle u_current = BGFX_INVALID_HANDLE;
bgfx::UniformHandle u_attr1 = BGFX_INVALID_HANDLE; // xyz: velocity
};
TemporalAccumulation CreateTemporalAccumulationFromFile(const char *path);
TemporalAccumulation CreateTemporalAccumulationFromAssets(const char *path);
void DestroyTemporalAccumulation(TemporalAccumulation &temporal_acc);
void ComputeTemporalAccumulation(bgfx::ViewId &view_id, const iRect &rect, const Texture &current, const Texture &previous, const Texture &attr1, bgfx::FrameBufferHandle output, const TemporalAccumulation &temporal_acc);
bool IsValid(const TemporalAccumulation &temporal_acc);
} // namespace hg