From f3c71085be5324f924b2121fe9641af8219a658f Mon Sep 17 00:00:00 2001
From: speckitor <Speckitor@proton.me>
Date: Tue, 7 Jul 2026 15:53:47 +0700
Subject: [PATCH] even better button animation

---
 src/button.c  | 70 ++++++++++++++++++++++++---------------------------
 src/button.h  |  1 +
 src/cube.c    |  7 +++---
 src/cube.h    |  1 +
 src/level00.c |  4 ++-
 src/player.c  |  4 +--
 src/util.h    |  7 ++++++
 7 files changed, 51 insertions(+), 43 deletions(-)
 create mode 100644 src/util.h

diff --git a/src/button.c b/src/button.c
index afe0174..e65ef8e 100644
--- a/src/button.c
+++ b/src/button.c
@@ -1,55 +1,51 @@
 #include "button.h"
 #include "cube.h"
 #include "raylib.h"
+#include "util.h"
 
 void DrawButton(Button *button, Cube *cube)
 {
-    bool pressed = !cube->grabbed && CheckCollisionBoxes(
-                                         (BoundingBox){
-                                             (Vector3){
-                                                 button->position.x - button->length / 2.0f,
-                                                 button->position.y - button->height / 2.0f,
-                                                 button->position.z - button->length / 2.0f,
-                                             },
-                                             (Vector3){
-                                                 button->position.x + button->length / 2.0f,
-                                                 button->position.y + button->height / 2.0f,
-                                                 button->position.z + button->length / 2.0f,
-                                             },
-                                         },
-                                         (BoundingBox){
-                                             (Vector3){
-                                                 cube->position.x - cube->edge / 2.0f,
-                                                 cube->position.y - cube->edge / 2.0f,
-                                                 cube->position.z - cube->edge / 2.0f,
-                                             },
-                                             (Vector3){
-                                                 cube->position.x + cube->edge / 2.0f,
-                                                 cube->position.y + cube->edge / 2.0f,
-                                                 cube->position.z + cube->edge / 2.0f,
-                                             },
-                                         });
+    bool pressed = CheckCollisionBoxes(
+        (BoundingBox){
+            (Vector3){
+                button->position.x - button->length / 2.0f,
+                button->position.y - button->height / 2.0f,
+                button->position.z - button->length / 2.0f,
+            },
+            (Vector3){
+                button->position.x + button->length / 2.0f,
+                button->position.y + button->height / 2.0f + 0.02f,
+                button->position.z + button->length / 2.0f,
+            },
+        },
+        (BoundingBox){
+            (Vector3){
+                cube->position.x - cube->edge / 2.0f,
+                cube->position.y - cube->edge / 2.0f - 0.02f,
+                cube->position.z - cube->edge / 2.0f,
+            },
+            (Vector3){
+                cube->position.x + cube->edge / 2.0f,
+                cube->position.y + cube->edge / 2.0f,
+                cube->position.z + cube->edge / 2.0f,
+            },
+        });
 
     if (pressed)
     {
-        button->height = cube->position.y - cube->edge / 2.0f;
-        if (button->height <= 0.0f)
-        {
-            button->height = 0.01f;
-        }
-        button->color = RED;
+        button->height = MIN(cube->position.y - cube->edge / 2.0f + 0.01f, 0.1f);
+        button->color = GREEN;
         button->pressed = true;
+        cube->minY = cube->edge / 2.0f + 0.02f;
     }
     else
     {
-        button->height += 0.01f;
-        if (button->height > 0.1f)
-        {
-            button->height = 0.1f;
-        }
-        button->color = BLUE;
+        button->height = MIN(0.1f, button->height + 0.01f);
+        button->color = PINK;
         button->pressed = false;
+        cube->minY = cube->edge / 2.0f + 0.01f;
     }
 
     DrawCube(button->position, button->length, button->height, button->length, button->color);
+    DrawCubeWires(button->position, button->length, button->height, button->length, button->wiresColor);
 }
diff --git a/src/button.h b/src/button.h
index 4842e6e..7c070d6 100644
--- a/src/button.h
+++ b/src/button.h
@@ -9,6 +9,7 @@ typedef struct
     float length;
     float height;
     Color color;
+    Color wiresColor;
     bool pressed;
 } Button;
 
diff --git a/src/cube.c b/src/cube.c
index 564b4ef..0e97b49 100644
--- a/src/cube.c
+++ b/src/cube.c
@@ -1,16 +1,17 @@
 #include "cube.h"
+#include "util.h"
 
 void MyDrawCube(Cube *cube)
 {
     // Gravity
-    if (!cube->grabbed && cube->position.y > cube->edge / 2.0f)
+    if (!cube->grabbed && cube->position.y > cube->edge / 2.0f + 0.02f)
     {
         float delta = GetFrameTime();
         cube->yvel -= delta * 32.0f;
         cube->position.y += cube->yvel * delta;
-        if (cube->position.y <= cube->edge / 2.0f)
+        if (cube->position.y <= cube->minY)
         {
-            cube->position.y = cube->edge / 2.0f;
+            cube->position.y = cube->minY;
             cube->yvel = 0.0f;
         }
     }
diff --git a/src/cube.h b/src/cube.h
index b74e3c8..5c7e4f0 100644
--- a/src/cube.h
+++ b/src/cube.h
@@ -8,6 +8,7 @@ typedef struct
     bool initialized;
     Model model;
     Vector3 position;
+    float minY;
     float edge;
     Color color;
     Color wiresColor;
diff --git a/src/level00.c b/src/level00.c
index 5155f74..fed2c6a 100644
--- a/src/level00.c
+++ b/src/level00.c
@@ -10,13 +10,15 @@ Button button = {
     .position = (Vector3){0.0f, 0.0f, -5.0f},
     .length = 1.0f,
     .height = 0.1f,
-    .color = BLUE,
+    .color = PINK,
+    .wiresColor = BLACK,
     .pressed = false,
 };
 
 Cube cube = {
     .initialized = false,
     .position = (Vector3){0.0f, 0.5f, 0.0f},
+    .minY = 0.4f + 0.01f,
     .edge = 0.8f,
     .color = RED,
     .wiresColor = BLACK,
diff --git a/src/player.c b/src/player.c
index c4f364e..c37b310 100644
--- a/src/player.c
+++ b/src/player.c
@@ -47,9 +47,9 @@ void UpdateFpsCamera(Player *player)
         player->grab->position = cubePosition;
 
         // Don't let putting grab under the floor
-        if (player->grab->position.y <= player->grab->edge / 2.0f)
+        if (player->grab->position.y <= player->grab->minY)
         {
-            player->grab->position.y = player->grab->edge / 2.0f;
+            player->grab->position.y = player->grab->minY;
         }
         player->grab->hRotation = player->lookRotation.x * RAD2DEG; // Rottate cube to be perpendicular to camera
     }
diff --git a/src/util.h b/src/util.h
new file mode 100644
index 0000000..a49aecb
--- /dev/null
+++ b/src/util.h
@@ -0,0 +1,7 @@
+#ifndef UTIL_H
+#define UTIL_H
+
+#define MAX(a, b) (a) > (b) ? (a) : (b)
+#define MIN(a, b) (a) > (b) ? (b) : (a)
+
+#endif // UTIL_H