1 files changed, 16 insertions, 0 deletions
diff --git a/src/util/input.cpp b/src/util/input.cpp
index 4a786aa..284ebfe 100644
--- a/src/util/input.cpp
+++ b/src/util/input.cpp
@@ -27,6 +27,8 @@ void input_on_event( SDL_Event* e ) {
     case SDL_MOUSEMOTION: {
       input.mouse.pos.x = (F32)e->motion.x;
       input.mouse.pos.y = (F32)e->motion.y;
+      input.mouse.pos_delta.x += (F32)e->motion.xrel * input.mpitch;
+      input.mouse.pos_delta.y += (F32)e->motion.yrel * input.myaw;
     } break;
     case SDL_KEYDOWN: {
       input.keys[e->key.keysym.sym & 0xff] = 1;
@@ -37,6 +39,10 @@ void input_on_event( SDL_Event* e ) {
   }
 }
 
+extern void input_reset_mouse_accumulator() {
+  input.mouse.pos_delta.x = 0;
+  input.mouse.pos_delta.y = 0;
+}
 
 void input_on_mouse( I32 type, I32 x, I32 y ) {
   if( type == MOUSEEV_MOVE ) {
@@ -72,3 +78,13 @@ void input_on_mouse( I32 type, I32 x, I32 y ) {
 void input_frame_end() {
   input.mouse.wheel = 0;
 }
+
+U8 input_is_key_down( U32 key ) {
+  return input.keys[key];
+}
+
+void input_capture_mouse( bool capture ) {
+  input_reset_mouse_accumulator();
+  input.mouselock = capture;
+  SDL_SetRelativeMouseMode( capture ? SDL_TRUE : SDL_FALSE );
+}