starting work on immediate mode drawing

1 files changed, 23 insertions, 0 deletions

diff --git a/src/physics.h b/src/physics.h
new file mode 100644
index 0000000..e0e3b89
--- /dev/null
+++ b/src/physics.h
@@ -0,0 +1,23 @@
+#pragma once
+
+#include "geometry.h"
+#include "maths_types.h"
+
+// 'system' means that it gets called per frame
+
+typedef struct physics_settings {
+  f32 gravity_strength;
+} physics_settings;
+
+// What else do I need?
+// intersection methods
+
+typedef struct physics_world {
+  physics_settings settings;
+} physics_world;
+
+physics_world physics_init(physics_settings settings);
+void physics_shutdown(physics_world* phys_world);
+
+/** @brief perform one or more simulation steps */
+void physics_system_update(physics_world* phys_world, f64 deltatime);
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