From 7090f5cafe38946e0f6bd9756dca8a14f0ea056d Mon Sep 17 00:00:00 2001
From: Stijn Buys <ingar@osirion.org>
Date: Sat, 26 Jul 2008 15:12:00 +0000
Subject: don't render target selection bitmap with draw_ui 0

---
 src/client/targets.cc | 78 +++++++++++++++++++++++++++------------------------
 src/client/targets.h  |  5 +++-
 src/client/view.cc    |  5 +++-
 3 files changed, 49 insertions(+), 39 deletions(-)

(limited to 'src')

diff --git a/src/client/targets.cc b/src/client/targets.cc
index 5b8e9ab..a39943f 100644
--- a/src/client/targets.cc
+++ b/src/client/targets.cc
@@ -4,9 +4,6 @@
    the terms of the GNU General Public License version 2 
 */
 
-#ifndef __INCLUDED_CLIENT_TARGET_H__
-#define __INCLUDED_CLIENT_TARGET_H__
-
 #include <iostream>
 #include <string>
 #include <sstream>
@@ -261,7 +258,7 @@ void render_entity_sound(core::Entity *entity)
 }
 
 // render client targets
-void draw()
+void frame()
 {
 
 	/* Notes
@@ -321,44 +318,51 @@ void draw()
 	
 	if (!current_target) {
 		current_target_id = 0;
-
 	} else {
-		core::Entity *entity = current_target;
-
-		// if target is in visible space
-		Vector3f v(entity->state()->location() - render::Camera::eye());
-		v.normalize();
-		if (math::dotproduct(render::Camera::axis().forward(), v) > 0.75 ) {
-
-			// find the intersection of the line [ eye - target ] in the frustum front plane
-			Vector3f const &plane_normal = render::Camera::axis().forward();
-			Vector3f const &plane_point = render::Camera::eye() + render::Camera::axis().forward() * (render::Camera::frustum_front() + 0.001);
-
-			float d = (plane_normal.x * plane_point.x + plane_normal.y * plane_point.y + plane_normal.z * plane_point.z);
-			float t = d - plane_normal.x * render::Camera::eye().x 
-				- plane_normal.y * render::Camera::eye().y
-				- plane_normal.z * render::Camera::eye().z;
-			t /= plane_normal.x * (entity->state()->location().x - render::Camera::eye().x)
-				+ plane_normal.y * (entity->state()->location().y - render::Camera::eye().y)
-				+ plane_normal.z * (entity->state()->location().z - render::Camera::eye().z);
-
-			Vector3f intersection = render::Camera::eye() + (entity->state()->location() - render::Camera::eye()) * t;
-
-			// draw the target cursor in the frustum front plane, but in real world coordinates
-			const float r = 0.05;
-			render::gl::color(1, 1, 1, 1);
-			render::gl::begin(render::gl::LineLoop);
-			render::gl::vertex(intersection + render::Camera::axis().up() * r);
-			render::gl::vertex(intersection + render::Camera::axis().left() * r);
-			render::gl::vertex(intersection - render::Camera::axis().up() * r);
-			render::gl::vertex(intersection - render::Camera::axis().left() * r);
-			render::gl::end();
-		}
+		current_target_id  = current_target->id();
 	}
 }
 
+void draw_target()
+{
+	using math::Vector3f;
+
+	if (!current_target)
+		return;
+
+	core::Entity *entity = current_target;
+
+	// if target is in visible space
+	Vector3f v(entity->state()->location() - render::Camera::eye());
+	v.normalize();
+	if (math::dotproduct(render::Camera::axis().forward(), v) > 0.75 ) {
+
+		// find the intersection of the line [ eye - target ] in the frustum front plane
+		Vector3f const &plane_normal = render::Camera::axis().forward();
+		Vector3f const &plane_point = render::Camera::eye() + render::Camera::axis().forward() * (render::Camera::frustum_front() + 0.001);
+
+		float d = (plane_normal.x * plane_point.x + plane_normal.y * plane_point.y + plane_normal.z * plane_point.z);
+		float t = d - plane_normal.x * render::Camera::eye().x 
+			- plane_normal.y * render::Camera::eye().y
+			- plane_normal.z * render::Camera::eye().z;
+		t /= plane_normal.x * (entity->state()->location().x - render::Camera::eye().x)
+			+ plane_normal.y * (entity->state()->location().y - render::Camera::eye().y)
+			+ plane_normal.z * (entity->state()->location().z - render::Camera::eye().z);
+
+		Vector3f intersection = render::Camera::eye() + (entity->state()->location() - render::Camera::eye()) * t;
+
+		// draw the target cursor in the frustum front plane, but in real world coordinates
+		const float r = 0.05;
+		render::gl::color(1, 1, 1, 1);
+		render::gl::begin(render::gl::LineLoop);
+		render::gl::vertex(intersection + render::Camera::axis().up() * r);
+		render::gl::vertex(intersection + render::Camera::axis().left() * r);
+		render::gl::vertex(intersection - render::Camera::axis().up() * r);
+		render::gl::vertex(intersection - render::Camera::axis().left() * r);
+		render::gl::end();
+	}
 }
 
 }
 
-#endif // __INCLUDED_CLIENT_RADAR_H__
+}
diff --git a/src/client/targets.h b/src/client/targets.h
index fc2d861..0df9df7 100644
--- a/src/client/targets.h
+++ b/src/client/targets.h
@@ -23,7 +23,10 @@ void shutdown();
 void reset();
 
 /// render client side entity properties
-void draw();
+void frame();
+
+/// draw target box
+void draw_target();
 
 /// render sound listener properties
 void render_listener_sound();
diff --git a/src/client/view.cc b/src/client/view.cc
index dc17cce..eda5cf8 100644
--- a/src/client/view.cc
+++ b/src/client/view.cc
@@ -347,7 +347,10 @@ void frame(float seconds)
 
 	if (core::application()->connected() && core::game()->serverframetime()) {
 		render::draw(seconds);		// draw the world
-		targets::draw();
+		targets::frame();
+		if (draw_ui->value()) {
+			targets::draw_target();
+		}
 	}
 
 	// switch to ortographic projection to draw the GUI
-- 
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