From 7f35af958753b1f1c4d29b0e7ba077053e30e088 Mon Sep 17 00:00:00 2001
From: divverent <divverent@d7cf8633-e32d-0410-b094-e92efae38249>
Date: Sat, 26 Dec 2009 18:59:15 +0000
Subject: [PATCH] freetype: "loadfont" now uses virtual pixels, not real
 pixels, for font sizes, to be screen resolution independent. Requires
 loadfont commands to come after config.cfg.

git-svn-id: svn://svn.icculus.org/twilight/trunk/darkplaces@9700 d7cf8633-e32d-0410-b094-e92efae38249
---
 ft2.c     | 20 ++++++++++++++++++--
 gl_draw.c | 20 +++-----------------
 2 files changed, 21 insertions(+), 19 deletions(-)

diff --git a/ft2.c b/ft2.c
index 7ed5ae52..df1daa38 100644
--- a/ft2.c
+++ b/ft2.c
@@ -288,6 +288,22 @@ qboolean Font_Attach(ft2_font_t *font, ft2_attachment_t *attachment)
 	return true;
 }
 
+static float Font_VirtualToRealSize(float sz)
+{
+	int vh, vw, si;
+	float sn;
+	if(sz < 0)
+		return sz;
+	vw = ((vid.width > 0) ? vid.width : vid_width.value);
+	vh = ((vid.height > 0) ? vid.height : vid_height.value);
+	// now try to scale to our actual size:
+	sn = sz * vh / vid_conheight.value;
+	si = (int)sn;
+	if ( sn - (float)si >= 0.5 )
+		++si;
+	return si;
+}
+
 static qboolean Font_LoadFile(const char *name, int _face, ft2_font_t *font);
 static qboolean Font_LoadSize(ft2_font_t *font, float size, qboolean no_texture, qboolean no_kerning);
 qboolean Font_LoadFont(const char *name, dp_font_t *dpfnt)
@@ -347,7 +363,7 @@ qboolean Font_LoadFont(const char *name, dp_font_t *dpfnt)
 		count = 0;
 		for (s = 0; s < MAX_FONT_SIZES; ++s)
 		{
-			if (Font_LoadSize(fb, dpfnt->req_sizes[s], true, false))
+			if (Font_LoadSize(fb, Font_VirtualToRealSize(dpfnt->req_sizes[s]), true, false))
 				++count;
 		}
 		if (!count)
@@ -374,7 +390,7 @@ qboolean Font_LoadFont(const char *name, dp_font_t *dpfnt)
 	count = 0;
 	for (s = 0; s < MAX_FONT_SIZES; ++s)
 	{
-		if (Font_LoadSize(ft2, dpfnt->req_sizes[s], false, false))
+		if (Font_LoadSize(ft2, Font_VirtualToRealSize(dpfnt->req_sizes[s]), false, false))
 			++count;
 	}
 	if (!count)
diff --git a/gl_draw.c b/gl_draw.c
index 1f749284..e6f6c5f7 100644
--- a/gl_draw.c
+++ b/gl_draw.c
@@ -681,9 +681,9 @@ static float snap_to_pixel_y(float y, float roundUpAt)
 static void LoadFont_f(void)
 {
 	dp_font_t *f;
-	int i, si;
-	float sz, sn;
+	int i;
 	const char *filelist, *c, *cm;
+	float sz;
 	char mainfont[MAX_QPATH];
 
 	if(Cmd_Argc() < 2)
@@ -777,21 +777,7 @@ static void LoadFont_f(void)
 			sz = atof(Cmd_Argv(i+3));
 			if (IS_NAN(sz)) // do not use crap sizes
 				continue;
-			// now try to scale to our actual size:
-			if (vid.width > 0)
-				sn = snap_to_pixel_y(sz, 0.5);
-			else
-			{
-				sn = sz * vid_height.value / vid_conheight.value;
-				si = (int)sn;
-				if ( sn - (float)si >= 0.5 )
-					++si;
-				sn = si * vid_conheight.value / vid_height.value;
-			}
-			if (!IS_NAN(sn))
-				f->req_sizes[i] = sn;
-			else
-				f->req_sizes[i] = sz;
+			f->req_sizes[i] = sz;
 		}
 	}
 	LoadFont(true, mainfont, f);
-- 
2.39.2