start on stack array

3 files changed, 27 insertions, 1 deletions

diff --git a/examples/game_demo/game_demo.c b/examples/game_demo/game_demo.c
index 69023d7..76bc295 100644
--- a/examples/game_demo/game_demo.c
+++ b/examples/game_demo/game_demo.c
@@ -11,6 +11,7 @@
 #include "input.h"
 #include "keys.h"
 #include "loaders.h"
+#include "log.h"
 #include "maths.h"
 #include "maths_types.h"
 #include "pbr.h"
@@ -20,12 +21,19 @@
 #include "render_types.h"
 #include "shadows.h"
 #include "skybox.h"
+#include "stack_array.h"
 #include "terrain.h"
 
 static const char* faces[6] = { "assets/skybox/right.jpg", "assets/skybox/left.jpg",
                                 "assets/skybox/top.jpg",   "assets/skybox/bottom.jpg",
                                 "assets/skybox/front.jpg", "assets/skybox/back.jpg" };
 
+typedef struct Thing {
+  float x;
+} Thing;
+
+TYPED_STACK_ARRAY(Thing, Thing, 6);
+
 int main() {
   Core_Bringup("Celeritas: Game Demo", NULL);
 
diff --git a/src/animation.h b/src/animation.h
index 2a489b8..5883f13 100644
--- a/src/animation.h
+++ b/src/animation.h
@@ -4,7 +4,6 @@
 #include "darray.h"
 #include "defines.h"
 #include "maths_types.h"
-#include "mem.h"
 #include "ral_types.h"
 
 typedef enum Interpolation {
diff --git a/src/std/containers/stack_array.h b/src/std/containers/stack_array.h
new file mode 100644
index 0000000..d2b6bdd
--- /dev/null
+++ b/src/std/containers/stack_array.h
@@ -0,0 +1,19 @@
+#pragma once
+#include <stdbool.h>
+
+// Defines "_sarray" types
+
+#define TYPED_STACK_ARRAY(T, Name, Len) \
+    typedef struct Name##_sarray { \
+        T items[ Len ]; \
+        size_t len; \
+    } Name##_sarray; \
+    Name##_sarray Name##_sarray_create() { \
+        Name##_sarray arr = { .len = 0 }; \
+        return arr; \
+    } \
+    bool Name##_sarray_push(Name##_sarray* arr, T item) { \
+        if (arr->len == Len) { return false; }\
+        arr->items[arr->len++] = item;\
+        return true;\
+    }