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InstanceBrick
7dc4f55642
Integrate Frame OpenXR input, SteamVR video controls, gaze foveation, native audio, frame pacing and source-based packaging.
32 lines
1.5 KiB
Python
32 lines
1.5 KiB
Python
"""Regenerate the checked-in native gaze AA SPIR-V header (glslang required)."""
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import argparse
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from pathlib import Path
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import struct
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import subprocess
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import tempfile
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parser=argparse.ArgumentParser()
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parser.add_argument('root',type=Path,help='Nightcap source checkout')
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args=parser.parse_args()
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folder=args.root/'src/vr'
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out=['// Generated from gaze_aa.vert and gaze_aa.frag using glslangValidator 16.2.0.',
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'#pragma once','#include <cstdint>','namespace mocktail::vr {']
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with tempfile.TemporaryDirectory(prefix='nightcap-aa-') as temporary:
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variants=[('gaze_aa.vert','Vertex',[]),('gaze_aa.frag','Fragment',[])]
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for preset in ['Low','High']:
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for part,number in [('Edge',0),('Weights',1)]:
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defines=[f'-DNIGHTCAP_SMAA_PASS={number}']
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if preset=='High':defines+=['-DNIGHTCAP_SMAA_HIGH=1']
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variants.append(('gaze_smaa.frag','Smaa'+part+preset,defines))
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variants.append(('gaze_smaa.frag','SmaaNeighborhood',['-DNIGHTCAP_SMAA_PASS=2']))
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for source,label,defines in variants:
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binary=Path(temporary)/(label+'.spv')
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subprocess.run(['glslangValidator','-V',*defines,str(folder/source),'-o',str(binary)],check=True)
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data=binary.read_bytes()
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words=struct.unpack('<'+'I'*(len(data)//4),data)
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out.append(f'inline constexpr std::uint32_t kGazeAa{label}[]={{')
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out += [','.join(f'0x{x:08x}u' for x in words[i:i+8])+',' for i in range(0,len(words),8)]
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out.append('};')
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out.append('}')
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(folder/'gaze_aa_spv.h').write_text('\n'.join(out)+'\n')
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