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--- development:csdk:1.0:headers:input [2024/11/08 01:57] – ↷ Page moved from development:csdk:headers:input to development:csdk:1.0:headers:input clyde
+++ development:csdk:1.0:headers:input [2024/11/08 02:54] (current) – clyde
@@ Line 2: / Line 2: @@
 ===== Functions =====
 ==== update_inputs ====
+This should be called once per frame, ideally right after a v-sync so that the timing is consistent. It updates the controller state variables for both players.
 <code C>
 void update_inputs();
 </code>
+==== Input-related Variables ====
+<code C>
+extern int player1_buttons, player1_old_buttons;
+extern int player2_buttons, player2_old_buttons;
+</code>
+player1_buttons and player2_buttons show the current state of all buttons and directions.
+player1_old_buttons and player2_old buttons show the last frame's state of all buttons and directions
+==== Mask Macros ====
+These macros are used for checking the state of a particular button in the _buttons variables.
+<code C>
+#define INPUT_MASK_UP		2056
+#define INPUT_MASK_DOWN		1028
+#define INPUT_MASK_LEFT		512
+#define INPUT_MASK_RIGHT	256
+#define INPUT_MASK_A		16
+#define INPUT_MASK_B		4096
+#define INPUT_MASK_C		8192
+#define INPUT_MASK_START	32
+</code>
+Example of how to check the state of a button
+<code C>
+if (player1_new_buttons & INPUT_MASK_A) {
+//do something, idk jump
+}
+</code>