improved keymapping

src/main.c

@@ -3,14 +3,31 @@
 #include <stdio.h>
 #include <string.h>
 
-#include "pltf/pltf.h"
 #include "pltf/gl_funcs.h"
+#include "pltf/pltf.h"
 #include "shader.h"
 
-void counter_cb(void* user_data) {
-    int* counter = (int*) user_data;
-    printf("Counter: %d\n", *counter);
-    (*counter)++;
+typedef struct {
+    const char* up_msg;
+    const char* down_msg;
+    int up_count;
+    int down_count;
+} MsgState;
+
+void msg_cb(const PltfKeyAction action, void* user_data) {
+    MsgState* state = (MsgState*) user_data;
+    switch (action) {
+    case PLTF_KEY_DOWN:
+        printf("Key: %s Count: %d\n", state->down_msg, state->down_count);
+        state->down_count++;
+        break;
+    case PLTF_KEY_UP:
+        printf("Key: %s Count: %d\n", state->up_msg, state->up_count);
+        state->up_count++;
+        break;
+    default:
+        printf("INVALID PltfKeyAction. Was %d\n", action);
+    }
 }
 
 int main() {
@@ -22,8 +39,8 @@ int main() {
     pltf_gl_ctx_info_print();
 
     pltf_key_callback_set(PLTF_KEY_ESC, pltf_window_close, NULL);
-    int counter = 0;
-    pltf_key_callback_set(PLTF_KEY_Q, counter_cb, &counter);
+    MsgState msg_state = { .up_msg = "UP", .down_msg = "DOWN", .up_count = 0, .down_count = 0 };
+    pltf_key_callback_set(PLTF_KEY_Q, msg_cb, &msg_state);
 
     // clang-format off
     const float triangle_verts[] = {