From: Holger Schemel <holger.schemel@virtion.de>
Date: Sun, 15 Dec 2024 20:33:08 +0000 (+0100)
Subject: fixed drawing graphics for crumbled sand with BD game engine
X-Git-Tag: 4.4.0.0~18
X-Git-Url: https://git.artsoft.org/?a=commitdiff_plain;h=c94920decbff4019ebce9313f52ec1bc65a672cf;p=rocksndiamonds.git

fixed drawing graphics for crumbled sand with BD game engine

This change handles another special case when using non-standard cave
scheduling (that is, using either non-milliseconds scheduling, or
using a game cycle delay other than 160 ms).
---

diff --git a/src/game_bd/bd_graphics.c b/src/game_bd/bd_graphics.c
index 122bd53c..d93ef969 100644
--- a/src/game_bd/bd_graphics.c
+++ b/src/game_bd/bd_graphics.c
@@ -620,16 +620,19 @@ static void gd_drawcave_crumbled(Bitmap *dest, GdGame *game, int x, int y, boole
   GdCave *cave = game->cave;
   int sx = x * cell_size - scroll_x;
   int sy = y * cell_size - scroll_y;
-  int frame = game->itercycle;
   int border_size = cell_size / 8;
   int draw = game->drawing_buffer[y][x];
   int draw_last = game->last_drawing_buffer[y][x];
   int dir_to = game->dir_buffer_to[y][x];
   boolean is_moving_to = (dir_to != GD_MV_STILL);
   boolean is_diggable_last = el_diggable(draw_last);
-  int tile = (is_moving_to && is_diggable_last ? draw_last : draw);
+  boolean is_digging = (is_moving_to && is_diggable_last);
+  int tile = (is_digging ? draw_last : draw);
   int tile_gfx = get_dirt_element(tile, dir_to, FALSE);
   int tile_crm = get_dirt_element(tile, dir_to, TRUE);
+  int animcycle = game->animcycle;
+  int itercycle = MIN(game->itercycle * 8 / game->itermax, 7);
+  int frame = (is_digging ? itercycle : animcycle);
   struct GraphicInfo_BD *gfx = &graphic_info_bd_object[tile_gfx][frame];
   struct GraphicInfo_BD *crm = &graphic_info_bd_object[tile_crm][frame];
   int dirs[] = { GD_MV_UP, GD_MV_LEFT, GD_MV_RIGHT, GD_MV_DOWN };