Make clipping planes consistent across most headset drivers;

The default far clipping plane was changed from 30 to 100 for openvr
and oculus.  oculus_mobile clipping planes can't be changed easily.

src/modules/headset/desktop.c

@@ -29,7 +29,7 @@ static struct {
 
 static bool desktop_init(float offset, uint32_t msaa) {
   state.offset = offset;
-  state.clipNear = 0.1f;
+  state.clipNear = .1f;
   state.clipFar = 100.f;
 
   if (!state.initialized) {

src/modules/headset/oculus.c

@@ -87,8 +87,8 @@ static bool oculus_init(float offset, uint32_t msaa) {
 
   state.needRefreshTracking = true;
   state.needRefreshButtons = true;
-  state.clipNear = 0.1f;
-  state.clipFar = 30.f;
+  state.clipNear = .1f;
+  state.clipFar = 100.f;
 
   map_init(&state.textureLookup, 4);
 

src/modules/headset/openxr.c

@@ -416,6 +416,9 @@ static bool openxr_init(float offset, uint32_t msaa) {
     state.layerViews[1].subImage.imageRect.offset.x += state.width;
   }
 
+  state.clipNear = .1f;
+  state.clipNear = 100.f;
+
   return true;
 }
 

src/resources/webvr.js

@@ -30,6 +30,8 @@ var LibraryLOVR = {
     var a, b, c, d, e, canvas, display;
     webvr.initialized = true;
     webvr.display = display = Module.lovrDisplay;
+    webvr.display.depthNear = .1;
+    webvr.display.depthFar = 100;
     webvr.canvas = canvas = Module.canvas;
     webvr.frameData = new VRFrameData();
     webvr.gamepads = [];