gint: Add libprof for more accurate FPS

README.md

@@ -47,6 +47,7 @@ This version supports multiplayer, but it's slower than the gint version.
 This version doesn't support multiplayer, but it runs faster and doesn't have a border.
 #### Linux
 - Install gint ([https://gitea.planet-casio.com/Lephenixnoir/gint](https://gitea.planet-casio.com/Lephenixnoir/gint))
+- Install libprof ([https://gitea.planet-casio.com/Lephenixnoir/libprof](https://gitea.planet-casio.com/Lephenixnoir/libprof))
 - Run `make gint`
 
 ## Technical information

gint/Makefile

@@ -1,7 +1,7 @@
 CC = sh-elf-g++
 CFLAGS += -Wall -Wextra -Ofast -funroll-loops -DGINT
 CFLAGS += -DFXCG50 -DTARGET_FXCG50 -m4-nofpu -mb -ffreestanding -nostdlib -fstrict-volatile-bitfields
-LDFLAGS = -m4-nofpu -mb -nostdlib -Wl,--no-warn-rwx-segments -T fxcg50.ld -lgint-cg -lc -lgcc -lgint-cg
+LDFLAGS = -m4-nofpu -mb -nostdlib -Wl,--no-warn-rwx-segments -T fxcg50.ld -lgint-cg -lc -lgcc -lgint-cg -lprof-cg
 
 INCLUDES =
 

src/main.cpp

@@ -62,6 +62,8 @@ int main(){
 	Track::coneMesh = {22, cone_triangles};
 	Track::simpleConeMesh = {2, simpleConeTriangles};
 
+	Time::init();
+
 	Display::init();
 	Display::clear(newColor(70, 180, 220));
 	Display::show();

src/time-gint.cpp

@@ -1,12 +1,23 @@
 #ifdef GINT
 #include "time.h"
 #include <gint/rtc.h>
+#include <libprof.h>
+
 namespace Time {
-	void init(){}
+	prof_t prof;
+	void init(){
+		prof_init();
+		prof = prof_make();
+	}
 	void update(){
+		prof_leave(prof);
+
 		const float lastTime = time;
 		time = rtc_ticks();
-		delta = time - lastTime;
+		delta = prof_time(prof) / 1000.0f / (1000.0f / 128.0f);
+
+		prof = prof_make();
+		prof_enter(prof);
 	}
 };
 #endif

src/time-prizm.cpp

@@ -3,6 +3,8 @@
 #include <fxcg/rtc.h>
 
 namespace Time {
+	void init(){
+	}
 	void update(){
 		const float lastTime = time;
 		time = RTC_GetTicks();

src/time-sdl.cpp

@@ -3,6 +3,8 @@
 #include <SDL2/SDL.h>
 
 namespace Time {
+	void init(){
+	}
 	void update(){
 		const float lastTime = time;
 		time = ((float)(SDL_GetTicks()) / (1000.0/128.0));

src/time.h

@@ -3,5 +3,6 @@
 namespace Time {
 	extern float time;
 	extern float delta;
+	void init();
 	void update();
 };