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Markus Järvisalo
2025-07-15 00:32:15 +03:00
parent 96de65cde0
commit 3fcd960c9c
5 changed files with 8 additions and 10 deletions
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6
leviathan.vcxproj
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@ -350,7 +350,7 @@ shader_minifier.exe -v -o src\shaders\post.inl src\shaders\post.frag</Command>
<Culture>0x0409</Culture> <Culture>0x0409</Culture>
</ResourceCompile> </ResourceCompile>
<Link> <Link>
<AdditionalOptions>/RANGE:opengl32 /HASHTRIES:300 /COMPMODE:SLOW /ORDERTRIES:9000 /REPORT:out.html /PROGRESSGUI /HASHSIZE:1000 /UNSAFEIMPORT /UNALIGNCODE /SATURATE /NOINITIALIZERS /TRANSFORM:CALLS /TRUNCATEFLOATS:32 %(AdditionalOptions)</AdditionalOptions> <AdditionalOptions>/CRINKLER /RANGE:opengl32 /HASHTRIES:500 /COMPMODE:SLOW /ORDERTRIES:9000 /REPORT:out.html /PROGRESSGUI /HASHSIZE:1000 /UNSAFEIMPORT /UNALIGNCODE /SATURATE /NOINITIALIZERS /TRANSFORM:CALLS /TRUNCATEFLOATS:32 %(AdditionalOptions)</AdditionalOptions>
<AdditionalDependencies>opengl32.lib;dsound.lib;src/sointu/song.obj;%(AdditionalDependencies)</AdditionalDependencies> <AdditionalDependencies>opengl32.lib;dsound.lib;src/sointu/song.obj;%(AdditionalDependencies)</AdditionalDependencies>
<OutputFile>out\leviathan-release.exe</OutputFile> <OutputFile>out\leviathan-release.exe</OutputFile>
<SuppressStartupBanner> <SuppressStartupBanner>
@ -407,7 +407,7 @@ shader_minifier.exe -v -o src\shaders\post.inl src\shaders\post.frag</Command>
<IntrinsicFunctions>true</IntrinsicFunctions> <IntrinsicFunctions>true</IntrinsicFunctions>
<FavorSizeOrSpeed>Size</FavorSizeOrSpeed> <FavorSizeOrSpeed>Size</FavorSizeOrSpeed>
<AdditionalIncludeDirectories>../;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories> <AdditionalIncludeDirectories>../;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
<PreprocessorDefinitions>WINDOWS;A32BITS;SIMD;NDEBUG;_CRT_SECURE_NO_WARNINGS;%(PreprocessorDefinitions)</PreprocessorDefinitions> <PreprocessorDefinitions>WINDOWS;A32BITS;SIMD;NDEBUG;_CRT_SECURE_NO_WARNINGS;WINDOWS_IGNORE_PACKING_MISMATCH;%(PreprocessorDefinitions)</PreprocessorDefinitions>
<StringPooling>false</StringPooling> <StringPooling>false</StringPooling>
<ExceptionHandling>false</ExceptionHandling> <ExceptionHandling>false</ExceptionHandling>
<RuntimeLibrary>MultiThreaded</RuntimeLibrary> <RuntimeLibrary>MultiThreaded</RuntimeLibrary>
@ -428,7 +428,7 @@ shader_minifier.exe -v -o src\shaders\post.inl src\shaders\post.frag</Command>
<WholeProgramOptimization>false</WholeProgramOptimization> <WholeProgramOptimization>false</WholeProgramOptimization>
<SmallerTypeCheck>false</SmallerTypeCheck> <SmallerTypeCheck>false</SmallerTypeCheck>
<BasicRuntimeChecks>Default</BasicRuntimeChecks> <BasicRuntimeChecks>Default</BasicRuntimeChecks>
<EnableEnhancedInstructionSet>NotSet</EnableEnhancedInstructionSet> <EnableEnhancedInstructionSet>NoExtensions</EnableEnhancedInstructionSet>
<OmitDefaultLibName>true</OmitDefaultLibName> <OmitDefaultLibName>true</OmitDefaultLibName>
<DisableLanguageExtensions>false</DisableLanguageExtensions> <DisableLanguageExtensions>false</DisableLanguageExtensions>
<DebugInformationFormat>ProgramDatabase</DebugInformationFormat> <DebugInformationFormat>ProgramDatabase</DebugInformationFormat>

3
src/fft.cpp
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@ -3,6 +3,9 @@
static float window[FFT_SIZE]; static float window[FFT_SIZE];
constexpr float M_PI = 3.14159;
// Call once before use // Call once before use
void init_hamming_window() { void init_hamming_window() {
for (int i = 0; i < FFT_SIZE; i++) { for (int i = 0; i < FFT_SIZE; i++) {

5
src/fft.h
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@ -2,11 +2,6 @@
#include <stdlib.h> #include <stdlib.h>
#include <math.h> #include <math.h>
#ifndef M_PI
#define M_PI 3.14159265358979323846
#endif
#define FFT_SIZE 4096 #define FFT_SIZE 4096
void init_hamming_window(); void init_hamming_window();
void compute_fft(float* time_data, float* freq_out); void compute_fft(float* time_data, float* freq_out);

2
src/shaders/fragment.frag
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@ -3,7 +3,7 @@ precision mediump float;
out vec4 o; out vec4 o;
const float PI = 22./7.; const float PI = 22./7.;
layout(location = 0) uniform float syncs[7]; layout(location = 0) uniform float syncs[7];
layout(location = 8) uniform float fft_output[512]; // FFT_SIZE / 4 layout(location = 8) uniform float fft_output[1024]; // FFT_SIZE / 4
float u_time = syncs[0]; float u_time = syncs[0];
vec3 render(vec2 uv, float time) { vec3 render(vec2 uv, float time) {

2
src/shaders/fragment.inl
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@ -11,7 +11,7 @@ const char *fragment_frag =
"out vec4 f;" "out vec4 f;"
"const float m=22./7.;" "const float m=22./7.;"
"layout(location=0)uniform float v[7];" "layout(location=0)uniform float v[7];"
"layout(location=8)uniform float l[512];" "layout(location=8)uniform float l[1024];"
"float n=v[0];" "float n=v[0];"
"void main()" "void main()"
"{" "{"