Replaced viewport_overscan with fixed overscan.

2 files changed, 5 insertions, 12 deletions

diff --git a/engine/config.h b/engine/config.h
index cae33b4..1cf4713 100644
--- a/engine/config.h
+++ b/engine/config.h
@@ -10,8 +10,6 @@ namespace Config {
 	const float viewport_w = 900.0 / 1080.0;
 	const float viewport_h = 1050.0 / 1080.0;
 	
-	const unsigned int viewport_overscan = 10;
-	
 	const float viewport_aspect = float(viewport_h) / float(viewport_w);
 	
 	const float fps_x = 0.0;
diff --git a/engine/engine.cpp b/engine/engine.cpp
index 4c7d426..2e681e7 100644
--- a/engine/engine.cpp
+++ b/engine/engine.cpp
@@ -102,10 +102,10 @@ void Engine::update() {
 	float v_h = Config::window_h * Config::viewport_h;
 	
 	glViewport(
-		v_x - Config::viewport_overscan,
-		v_y - Config::viewport_overscan,
-		v_w + Config::viewport_overscan * 2,
-		v_h + Config::viewport_overscan * 2);
+		v_x - v_w * 0.5,
+		v_y - v_h * 0.5,
+		v_w * 2,
+		v_h * 2);
 	glScissor(v_x, v_y, v_w, v_h);
 	glEnable(GL_SCISSOR_TEST);
 	
@@ -141,12 +141,7 @@ void Engine::update() {
 	
 	glMatrixMode(GL_PROJECTION);
 	glLoadIdentity();
-	glOrtho(
-		-float(Config::viewport_overscan) / float(v_w),
-		1.0 + float(Config::viewport_overscan) / float(v_w),
-		-float(Config::viewport_overscan) / float(v_w),
-		Config::viewport_aspect + float(Config::viewport_overscan) / float(v_w),
-		0, 10);
+	glOrtho(-0.5, 1.5, -Config::viewport_aspect * 0.5, Config::viewport_aspect * 1.5, 0, 10);
 	
 	glMatrixMode(GL_MODELVIEW);
 	glLoadIdentity();