Initial import of the open source release

1 files changed, 125 insertions, 0 deletions

diff --git a/src/et_effect.c b/src/et_effect.c
new file mode 100644
index 0000000..02f40dc
--- /dev/null
+++ b/src/et_effect.c
@@ -0,0 +1,125 @@
+/*
+   Kitsune's Curse
+   Copyright (C) 2020-2023 Juan J. Martinez <jjm@usebox.net>
+
+   This program is free software: you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation, either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+#include <string.h>
+
+#include "splib.h"
+#include "plw.h"
+#include "sound.h"
+#include "main.h"
+
+// generated
+#include "explo.h"
+#include "splash.h"
+#include "tiles.h"
+
+#include "entities.h"
+#include "et_effect.h"
+
+static const struct st_entity base = {
+    ET_EXPLO,
+    0, 0, 0, 0, 0, 0, 0,
+    1, // param
+    0, // extra
+    update_effect,
+    draw_explo,
+    0
+};
+
+void update_effect()
+{
+    if (++*it_delay > 1)
+    {
+        *it_delay = 0;
+        if (++*it_frame > *it_param)
+        {
+            destroy_entity();
+            erase_sprite(*it_x, *it_y, 2);
+        }
+    }
+}
+
+void draw_explo()
+{
+    put_sprite4(explo[*it_frame], *it_x, *it_y, 2, 0);
+}
+
+void draw_splash()
+{
+    put_sprite4(splash[*it_frame], *it_x, *it_y, 2, 0);
+}
+
+void new_explo()
+{
+    if (!new_entity())
+        return;
+
+    memcpy(sp_new, &base, sizeof(base) - 2);
+    sp_new->x = px;
+    sp_new->y = py + 6;
+
+    if (player_h)
+    {
+        sp_new->y += 4;
+        if (sp_new->y > TH * TMH - 16)
+            sp_new->y = (uint8_t)(TH * TMH - 16);
+    }
+
+    PLW_PlaySoundEffectP(EFX_MAGIC);
+}
+
+void new_explo_et()
+{
+    if (!new_entity())
+        return;
+
+    memcpy(sp_new, &base, sizeof(base) - 2);
+    sp_new->x = *it_x;
+    sp_new->y = *it_y + 6;
+
+    PLW_PlaySoundEffectP(EFX_MAGIC);
+}
+
+void new_splash()
+{
+    if (!new_entity())
+        return;
+
+    memcpy(sp_new, &base, sizeof(base) - 2);
+    sp_new->draw = draw_splash;
+    sp_new->param = 2;
+    sp_new->x = px;
+    sp_new->y = py + 8;
+
+    PLW_PlaySoundEffectP(EFX_SPLASH);
+}
+
+void draw_torch()
+{
+    if (!*it_param)
+        put_tile(bgtiles[TORCH_BASE_TILE + *it_frame], get_tile_xy(*it_x, *it_y));
+}
+
+void update_tile_anim()
+{
+    if ((*it_param)++ > 2)
+    {
+        *it_param = 0;
+        if (++(*it_frame) == 3)
+            *it_frame = 0;
+    }
+}