From b9e5813223409f664de4949c73cd5970e198aeae Mon Sep 17 00:00:00 2001
From: Wolfgang Hottgenroth <wolfgang.hottgenroth@icloud.com>
Date: Sat, 4 May 2024 12:58:02 +0200
Subject: [PATCH] flash

---
 game-ctrl/game.c    | 8 ++++++--
 rgb-driver/colors.S | 2 ++
 rgb-driver/colors.h | 1 +
 3 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/game-ctrl/game.c b/game-ctrl/game.c
index ec54d8e..44963fa 100644
--- a/game-ctrl/game.c
+++ b/game-ctrl/game.c
@@ -25,7 +25,7 @@ static uint16_t delayFactor(uint16_t level) {
 
 typedef enum { 
   e_Start, e_NewStone, e_Down, e_DownDelay, 
-  e_ClearRowInit, e_ClearRowNext, e_ClearRowCheck, e_ClearRowFlash, e_ClearRowWipe,
+  e_ClearRowInit, e_ClearRowNext, e_ClearRowCheck, e_ClearRowFlash, e_ClearRowFlashDelay, e_ClearRowWipe,
   e_GameOver, e_GameOverFill, e_GameOverWipe, e_GameOverDelay 
 } state_t;
 
@@ -114,7 +114,11 @@ void gameExec(void *handle) {
       break;
 
     case e_ClearRowFlash:
-      canvasFillRow(clearCheckCnt, _white);
+      canvasFillRow(clearCheckCnt, _flash);
+      state = e_ClearRowFlashDelay;
+      break;
+
+    case e_ClearRowFlashDelay:
       state = e_ClearRowWipe;
       break;
 
diff --git a/rgb-driver/colors.S b/rgb-driver/colors.S
index 397f3cf..692fa19 100644
--- a/rgb-driver/colors.S
+++ b/rgb-driver/colors.S
@@ -35,4 +35,6 @@ white:
   .byte   0xff>>DIMM_FACTOR, 0xff>>DIMM_FACTOR, 0xff>>DIMM_FACTOR, 0
 red:
   .byte   0xff>>DIMM_FACTOR, 0x00>>DIMM_FACTOR, 0x00>>DIMM_FACTOR, 0
+flash:
+  .byte   0xff, 0xff, 0xff, 0
 
diff --git a/rgb-driver/colors.h b/rgb-driver/colors.h
index c2bc46a..352fdd4 100644
--- a/rgb-driver/colors.h
+++ b/rgb-driver/colors.h
@@ -16,6 +16,7 @@
 #define _yellow 0x0b
 #define _white 0x0c
 #define _red 0x0d
+#define _flash 0x0e