From bc1cf71bfa6d4f14e27976f04eac996f767bed93 Mon Sep 17 00:00:00 2001
From: T_chan <t_chan4958@hotmail.com>
Date: Mon, 5 Jul 2021 20:33:19 +0000
Subject: [PATCH] Avoid the need to hard-reset the Dreamcast to exit the sample

---
 samples/lights/main.c | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/samples/lights/main.c b/samples/lights/main.c
index 23dd6ec..72b56dd 100644
--- a/samples/lights/main.c
+++ b/samples/lights/main.c
@@ -2,6 +2,10 @@
 #include <stdlib.h>
 #include <stdint.h>
 
+#ifdef __DREAMCAST__
+#include <kos.h>
+#endif
+
 #include "GL/gl.h"
 #include "GL/glu.h"
 #include "GL/glext.h"
@@ -213,6 +217,24 @@ void ReSizeGLScene(int Width, int Height)
     glMatrixMode(GL_MODELVIEW);
 }
 
+int check_start() {
+#ifdef __DREAMCAST__
+    maple_device_t *cont;
+    cont_state_t *state;
+
+    cont = maple_enum_type(0, MAPLE_FUNC_CONTROLLER);
+
+    if(cont) {
+        state = (cont_state_t *)maple_dev_status(cont);
+
+        if(state)
+            return state->buttons & CONT_START;
+    }
+#endif
+
+    return 0;
+}
+
 void DrawCube(float x, float z) {
     static float pos = 0.0f;
     const static float radius = 30.0f;
@@ -307,6 +329,9 @@ int main(int argc, char **argv)
     ReSizeGLScene(640, 480);
 
     while(1) {
+        if(check_start())
+            break;
+
         DrawGLScene();
     }