ref: 23923f12dcb6b945dc9f54f5556bd4d7278181cd
parent: 77dc3b3a6f9a1af96ee78511d5ddf485074b6157
author: Olav Sørensen <[email protected]>
date: Mon Aug 3 18:29:45 EDT 2020
Fix some small scaling mistakes
--- a/src/ft2_audio.c
+++ b/src/ft2_audio.c
@@ -1085,10 +1085,7 @@
audio.audLatencyPerfValInt = (int32_t)dInt;
// fractional part (scaled to 0..2^32-1)
- dFrac *= UINT32_MAX;
- dFrac += 0.5;
- if (dFrac > UINT32_MAX)
- dFrac = UINT32_MAX;
+ dFrac *= UINT32_MAX+1.0;
audio.audLatencyPerfValFrac = (uint32_t)dFrac;
audio.dAudioLatencyMs = dAudioLatencySecs * 1000.0;
--- a/src/ft2_main.c
+++ b/src/ft2_main.c
@@ -97,6 +97,11 @@
#endif
#ifdef _WIN32
+
+#ifndef _MSC_VER
+ SetProcessDPIAware();
+#endif
+
if (!cpu.hasSSE)
{
showErrorMsgBox("Your computer's processor doesn't have the SSE instruction set\n" \
@@ -428,11 +433,7 @@
video.vblankTimeLen = (int32_t)dInt;
// fractional part scaled to 0..2^32-1
- dFrac *= UINT32_MAX;
- dFrac += 0.5;
- if (dFrac > UINT32_MAX)
- dFrac = UINT32_MAX;
-
+ dFrac *= UINT32_MAX+1.0;
video.vblankTimeLenFrac = (uint32_t)dFrac;
}
--- a/src/ft2_replayer.c
+++ b/src/ft2_replayer.c
@@ -370,16 +370,12 @@
audio.dSpeedValTab[i] = dSamplesPerTick;
- // number of samples per tick -> tick length for performance counter (syncing visuals to audio)
+ // BPM -> Hz -> tick length for performance counter (syncing visuals to audio)
double dTimeInt;
double dTimeFrac = modf(editor.dPerfFreq / dBpmHz, &dTimeInt);
const int32_t timeInt = (int32_t)dTimeInt;
- // - fractional part (scaled to 0..2^32-1) -
- dTimeFrac *= UINT32_MAX;
- dTimeFrac += 0.5;
- if (dTimeFrac > UINT32_MAX)
- dTimeFrac = UINT32_MAX;
+ dTimeFrac *= UINT32_MAX+1.0; // fractional part (scaled to 0..2^32-1)
audio.tickTimeLengthTab[i] = ((uint64_t)timeInt << 32) | (uint32_t)dTimeFrac;
--- a/src/ft2_sample_ed.c
+++ b/src/ft2_sample_ed.c
@@ -10,6 +10,9 @@
#ifndef _WIN32
#include <unistd.h> // chdir() in UNICHAR_CHDIR()
#endif
+#if defined __APPLE__ || defined _WIN32 || defined __amd64__ || (defined __i386__ && defined __SSE2__)
+#include <emmintrin.h>
+#endif
#include "ft2_header.h"
#include "ft2_config.h"
#include "ft2_audio.h"
@@ -254,7 +257,7 @@
}
}
-inline int16_t getSampleValue(int8_t *ptr, uint8_t typ, int32_t pos)
+int16_t getSampleValue(int8_t *ptr, uint8_t typ, int32_t pos)
{
assert(pos >= 0);
if (ptr == NULL)
@@ -271,7 +274,7 @@
}
}
-inline void putSampleValue(int8_t *ptr, uint8_t typ, int32_t pos, int16_t val)
+void putSampleValue(int8_t *ptr, uint8_t typ, int32_t pos, int16_t val)
{
assert(pos >= 0);
if (ptr == NULL)
--- a/src/ft2_scopes.c
+++ b/src/ft2_scopes.c
@@ -648,11 +648,7 @@
scopeTimeLen = (int32_t)dInt;
// fractional part (scaled to 0..2^32-1)
- dFrac *= UINT32_MAX;
- dFrac += 0.5;
- if (dFrac > UINT32_MAX)
- dFrac = UINT32_MAX;
-
+ dFrac *= UINT32_MAX+1.0;
scopeTimeLenFrac = (uint32_t)dFrac;
scopeThread = SDL_CreateThread(scopeThreadFunc, NULL, NULL);