X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?p=laserbrain_demo;a=blobdiff_plain;f=src%2Fapp.cc;h=7fc5c13a581151b9acc7f0cc764724378e133f08;hp=620ec52a0db290a78a83f7d5c1969ffdc9d46c53;hb=92e1b315a32da123b2f8d7bb633375033a10c66d;hpb=7ffa5c50d9254af9bd746fc5e6bc8e5db8eda675

diff --git a/src/app.cc b/src/app.cc
index 620ec52..7fc5c13 100644
--- a/src/app.cc
+++ b/src/app.cc
@@ -21,6 +21,7 @@
 #include "blob_exhibit.h"
 #include "dbg_gui.h"
 #include "geomdraw.h"
+#include "ui_exhibit.h"
 
 #define NEAR_CLIP	5.0
 #define FAR_CLIP	10000.0
@@ -170,6 +171,11 @@ bool app_init(int argc, char **argv)
 		//return false;
 	}
 	*/
+	if(!exui_init()) {
+		error_log("failed to initialize exhibit ui system\n");
+		return false;
+	}
+	exui_setnode(&exslot_left.node);
 
 	if(!(sdr_ltmap_notex = create_program_load("sdr/lightmap.v.glsl", "sdr/lightmap-notex.p.glsl"))) {
 		return false;
@@ -217,6 +223,8 @@ void app_cleanup()
 
 	delete rend;
 
+	exui_shutdown();
+
 	/* this must be destroyed before the scene graph to detach exhibit nodes
 	 * before the scene tries to delete them recursively
 	 */
@@ -253,6 +261,7 @@ static void update(float dt)
 
 	mscn->update(dt);
 	exman->update(dt);
+	exui_update(dt);
 
 	float speed = walk_speed * dt;
 	Vec3 dir;
@@ -351,13 +360,18 @@ static void update(float dt)
 		exsel_hover = exman->select(ray);
 	}
 
-	if(!exslot_left.empty()) exslot_left.node.update(dt);
-	if(!exslot_right.empty()) exslot_right.node.update(dt);
-
 	// update hand-tracking
 	if(have_handtracking) {
 		update_vrhands(&avatar);
+	} else {
+		// set the position of the left hand at a suitable position for the exhibit UI
+		Vec3 dir = transpose(mouse_view_matrix.upper3x3()) * Vec3(0, 0, -1);
+		exslot_left.node.set_position(avatar.pos + dir * 30); // magic: distance in front
 	}
+
+	if(!exslot_right.empty()) exslot_right.node.update(dt);
+	// always update the left slot, because it's the anchor point of the exhibit ui
+	exslot_left.node.update(dt);
 }
 
 void app_display()
@@ -498,6 +512,8 @@ static void draw_scene()
 		glPopAttrib();
 	}
 
+	exui_draw();
+
 	print_text(Vec2(9 * win_width / 10, 20), Vec3(1, 1, 0), "fps: %.1f", framerate);
 	draw_ui();
 }