Add project source code

2 files changed, 100 insertions, 0 deletions

diff --git a/src/pad/sdl-1.2/inc/pad/port.h b/src/pad/sdl-1.2/inc/pad/port.h
new file mode 100644
index 0000000..b6ae85a
--- /dev/null
+++ b/src/pad/sdl-1.2/inc/pad/port.h
@@ -0,0 +1,20 @@
+#ifndef PAD_SDL_1_2_H
+#define PAD_SDL_1_2_H
+
+#include <stdbool.h>
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+struct pad_port
+{
+    bool exit;
+};
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* PAD_SDL_1_2_H */
diff --git a/src/pad/sdl-1.2/src/pad.c b/src/pad/sdl-1.2/src/pad.c
new file mode 100644
index 0000000..a062758
--- /dev/null
+++ b/src/pad/sdl-1.2/src/pad.c
@@ -0,0 +1,80 @@
+#include <pad.h>
+#include <SDL/SDL.h>
+#include <stdio.h>
+
+static void key_event(const SDL_KeyboardEvent *const key, struct pad *const p)
+{
+    static const int keys[] =
+    {
+        [PAD_KEY_LEFT] = SDLK_LEFT,
+        [PAD_KEY_RIGHT] = SDLK_RIGHT,
+        [PAD_KEY_UP] = SDLK_UP,
+        [PAD_KEY_DOWN] = SDLK_DOWN,
+        [PAD_KEY_A] = SDLK_x,
+        [PAD_KEY_B] = SDLK_d,
+        [PAD_KEY_C] = SDLK_w,
+        [PAD_KEY_D] = SDLK_a,
+        [PAD_KEY_E] = SDLK_q,
+        [PAD_KEY_OPTIONS] = SDLK_ESCAPE
+    };
+
+    for (size_t i = 0; i < sizeof keys / sizeof *keys; i++)
+    {
+        const SDLKey k = key->keysym.sym;
+
+        if (k == keys[i])
+        {
+            const int mask = 1 << i;
+
+            if (key->type == SDL_KEYDOWN)
+            {
+                printf("%s pressed\n", pad_str(i));
+                p->mask |= mask;
+            }
+            else
+            {
+                printf("%s released\n", pad_str(i));
+                p->mask &= ~mask;
+            }
+        }
+    }
+}
+
+void pad_port_update(struct pad *const p)
+{
+    SDL_Event ev;
+    static const int masks[] = {SDL_KEYEVENTMASK};
+    int n;
+
+    while ((n = SDL_PeepEvents(&ev, 1, SDL_GETEVENT,
+                masks[p->player] | SDL_QUITMASK)) > 0)
+    {
+        switch (ev.type)
+        {
+            case SDL_KEYDOWN:
+                /* Fall through. */
+            case SDL_KEYUP:
+                key_event(&ev.key, p);
+                break;
+
+            case SDL_QUIT:
+                p->port.exit = true;
+                break;
+
+            default:
+                fprintf(stderr, "%s: unexpected SDL_Event %d\n",
+                    __func__, ev.type);
+                break;
+        }
+    }
+
+    if (n < 0)
+    {
+        fprintf(stderr, "%s: SDL_PeepEvents: %s\n", __func__, SDL_GetError());
+        return;
+    }
+}
+
+void pad_init(const int player, struct pad *const p)
+{
+}