From f21c8ca19954b45050bb86c381cc7c439383342c Mon Sep 17 00:00:00 2001
From: 0scar <qgt268@alumni.ku.dk>
Date: Mon, 12 Feb 2024 17:26:31 +0100
Subject: Add camera

---
 src/ctrl/include/engine/ctrl/input.h     | 11 +++--
 src/ctrl/include/engine/ctrl/scancodes.h | 82 ++++++++++++++++++++++++++++++++
 2 files changed, 89 insertions(+), 4 deletions(-)
 create mode 100644 src/ctrl/include/engine/ctrl/scancodes.h

(limited to 'src/ctrl/include')

diff --git a/src/ctrl/include/engine/ctrl/input.h b/src/ctrl/include/engine/ctrl/input.h
index 26a5f5b..d06dcfe 100644
--- a/src/ctrl/include/engine/ctrl/input.h
+++ b/src/ctrl/include/engine/ctrl/input.h
@@ -1,9 +1,10 @@
-#ifndef INPUT_H
-#define INPUT_H
+#ifndef ENGINE_CTRL_INPUT_H
+#define ENGINE_CTRL_INPUT_H
 
 #include <engine/core/types.h>
+#include <engine/ctrl/scancodes.h>
 
-typedef void input_callback_t(void*);
+typedef void input_callback_t(f64, void*);
 typedef i32 scancode_t;
 
 typedef enum InputType {
@@ -49,9 +50,11 @@ typedef struct i_ctx {
 void i_ctx_t_free(i_ctx* c);
 /* Executes all callbacks that has been pushed onto the callstack and resets the
  * callstack */
-void i_flush_bindings(usize numcalls, void* state_mem, input_callback_t* c[]);
+void i_flush_bindings(f64 dt, usize numcalls, input_callback_t* c[], void* state_mem);
 action_t i_get_action(const i_ctx* restrict ctx, u32 time, scancode_t scancode);
 
+void key_callback(void* window, int key, int scancode, int action, int mods);
+
 void i_ctx_push(i_ctx* ctx);
 void i_ctx_pop(void);
 void i_ctx_reset(void);
diff --git a/src/ctrl/include/engine/ctrl/scancodes.h b/src/ctrl/include/engine/ctrl/scancodes.h
new file mode 100644
index 0000000..90bd749
--- /dev/null
+++ b/src/ctrl/include/engine/ctrl/scancodes.h
@@ -0,0 +1,82 @@
+#ifndef ENGINE_CTRL_SCANCODES_H
+
+// We want to reserve the following bytes marked with X for MODS,
+// one bit per MODIFIER (shift, control, alt, super):
+// XXXX 0000 0000 0000  0000 0000 0000 0000
+//
+// We want to reserve the following bytes marked with X for ACTIONS
+// enumerate by action type, pressed, released, repeat
+// 0000 0000 XXXX 0000  0000 0000 0000 0000
+//
+// We want to reserve the following bytes marked with X for the SCANCODE
+// 0000 0000 0000 0000  XXXX XXXX XXXX XXXX
+#define MOD(x) 1 << (32-4 + x)
+#define ACTION(x) (1 << (32-8)) + x
+
+typedef enum {
+  KEY_SPACE         = ' ',
+  KEY_APOSTROPHE    = '\'',
+  KEY_COMMA         = ',',
+  KEY_MINUS         = '-',
+  KEY_PERIOD        = '.',
+  KEY_SLASH         = '/',
+
+  KEY_0             = '0',
+  KEY_1             = '1',
+  KEY_2             = '2',
+  KEY_3             = '3',
+  KEY_4             = '4',
+  KEY_5             = '5',
+  KEY_6             = '6',
+  KEY_7             = '7',
+  KEY_8             = '8',
+  KEY_9             = '9',
+
+  KEY_SEMICOLON     = ';',
+  KEY_EQUAL         = '=',
+
+  KEY_A             = 'A',
+  KEY_B             = 'B',
+  KEY_C             = 'C',
+  KEY_D             = 'D',
+  KEY_E             = 'E',
+  KEY_F             = 'F',
+  KEY_G             = 'G',
+  KEY_H             = 'H',
+  KEY_I             = 'I',
+  KEY_J             = 'J',
+  KEY_K             = 'K',
+  KEY_L             = 'L',
+  KEY_M             = 'M',
+  KEY_N             = 'N',
+  KEY_O             = 'O',
+  KEY_P             = 'P',
+  KEY_Q             = 'Q',
+  KEY_R             = 'R',
+  KEY_S             = 'S',
+  KEY_T             = 'T',
+  KEY_U             = 'U',
+  KEY_V             = 'V',
+  KEY_W             = 'W',
+  KEY_X             = 'X',
+  KEY_Y             = 'Y',
+  KEY_Z             = 'Z',
+
+  KEY_LEFT_BRACKET  = '[',
+  KEY_BACKSLASH     = '\\',
+  KEY_RIGHT_BRACKET = ']',
+  KEY_GRAVE_ACCENT  = '`',
+
+  ACTION_PRESS      = ACTION(0),
+  ACTION_RELEASE    = ACTION(1),
+  ACTION_REPEAT     = ACTION(2),
+
+  MOD_SHIFT         = MOD(0),
+  MOD_CONTROL       = MOD(1),
+  MOD_ALT           = MOD(2),
+  MOD_SUPER         = MOD(3),
+} ScanCode;
+#undef ACTION
+#undef MOD
+
+#endif
-- 
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