From: eihrul <eihrul@d7cf8633-e32d-0410-b094-e92efae38249>
Date: Thu, 8 Oct 2009 13:40:14 +0000 (+0000)
Subject: only honor r_shadow_shadowmapping cvar if both GLSL & FBO support are available
X-Git-Tag: xonotic-v0.1.0preview~1310
X-Git-Url: https://git.rm.cloudns.org/?a=commitdiff_plain;h=a011822e5c7618cd1a7613e8e38fffd3733825ca;p=xonotic%2Fdarkplaces.git

only honor r_shadow_shadowmapping cvar if both GLSL & FBO support are available


git-svn-id: svn://svn.icculus.org/twilight/trunk/darkplaces@9324 d7cf8633-e32d-0410-b094-e92efae38249
---

diff --git a/r_shadow.c b/r_shadow.c
index aed531d5..7c4e9917 100644
--- a/r_shadow.c
+++ b/r_shadow.c
@@ -368,7 +368,7 @@ void R_Shadow_SetShadowMode(void)
 	r_shadow_shadowmapsampler = false;
 	r_shadow_shadowmappcf = 0;
 	r_shadow_shadowmode = 0;
-	if(r_shadow_shadowmapping.integer && gl_support_fragment_shader)
+	if(r_shadow_shadowmapping.integer && r_glsl.integer && gl_support_fragment_shader && gl_support_ext_framebuffer_object)
 	{
 		if(r_shadow_shadowmapfilterquality < 0)
 		{
@@ -4133,7 +4133,7 @@ void R_DrawRTLight(rtlight_t *rtlight, qboolean visible)
 	lodlinear = (int)(r_shadow_shadowmapping_lod_bias.value + r_shadow_shadowmapping_lod_scale.value * rtlight->radius / max(1.0f, distance));
 	lodlinear = bound(r_shadow_shadowmapping_minsize.integer, lodlinear, r_shadow_shadowmapping_maxsize.integer);
 
-	if (castshadows && r_shadow_shadowmode >= 1 && r_shadow_shadowmode <= 3 && r_glsl.integer && gl_support_fragment_shader)
+	if (castshadows && r_shadow_shadowmode >= 1 && r_shadow_shadowmode <= 3)
 	{
 		float borderbias;
 		int side;
@@ -4296,7 +4296,7 @@ void R_ShadowVolumeLighting(qboolean visible)
 	size_t range;
 
 	if (r_shadow_shadowmapmaxsize != bound(1, r_shadow_shadowmapping_maxsize.integer, 2048) || 
-		(r_shadow_shadowmode != 0) != (r_shadow_shadowmapping.integer != 0) || 
+		(r_shadow_shadowmode != 0) != (r_shadow_shadowmapping.integer != 0 && r_glsl.integer && gl_support_fragment_shader && gl_support_ext_framebuffer_object) || 
 		r_shadow_shadowmapvsdct != (r_shadow_shadowmapping_vsdct.integer != 0) || 
 		r_shadow_shadowmaptexturetype != r_shadow_shadowmapping_texturetype.integer ||
 		r_shadow_shadowmapfilterquality != r_shadow_shadowmapping_filterquality.integer ||