Diff: physics.h

Revision:

0:cf4396614a79

Child:

2:2042f29de6b7

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/physics.h	Fri Nov 03 18:48:48 2017 +0000
@@ -0,0 +1,22 @@
+#pragma once
+
+/**
+ * The main state structure for the game.
+ * This structure holds all the global state for the game, and is updated during
+ * the game loop. When you implement the "jump back" feature, this is the 
+ * structure you need to save/restore.
+ */
+struct Physics {    
+    float px, py; // Ball position
+    float vx, vy; // Ball velocity
+    float ax, ay; // Ball acceleration
+};
+
+/**
+ * Performs one step of Forward Euler integration, given a time step delta.
+ *
+ * @param[out] out   The structure to store the result of the integration.
+ * @param[in]  in    The current state of the system.
+ * @param[in]  delta The time step, in seconds.s
+ */
+void forward_euler(Physics* state, float delta);
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