X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Ftexunit.cpp;h=d581598a6c190e2caf46c59d11140d403c30e79b;hb=c21d4de686e7abd51b0a779af00f06ce459e18d6;hp=4d71e3b9492674a3a3e0f1712d6d45d526c679bb;hpb=2e7f19b895424c3a77940e648639f8df2b395d0f;p=libs%2Fgl.git

diff --git a/source/texunit.cpp b/source/texunit.cpp
index 4d71e3b9..d581598a 100644
--- a/source/texunit.cpp
+++ b/source/texunit.cpp
@@ -15,7 +15,9 @@ TexUnit *TexUnit::cur_unit = 0;
 TexUnit::TexUnit():
 	texture(0),
 	texenv(0)
-{ }
+{
+	fill(texgen, texgen+4, static_cast<const TexGen *>(0));
+}
 
 bool TexUnit::set_texture(const Texture *tex)
 {
@@ -31,6 +33,22 @@ bool TexUnit::set_texenv(const TexEnv *env)
 	return result;
 }
 
+bool TexUnit::set_texgen(unsigned i, const TexGen *gen)
+{
+	if(i>=4)
+		throw invalid_argument("TexUnit::set_texgen");
+	bool result = (texgen[i]!=gen);
+	texgen[i] = gen;
+	return result;
+}
+
+const TexGen *TexUnit::get_texgen(unsigned i)
+{
+	if(i>=4)
+		throw invalid_argument("TexUnit::get_texgen");
+	return texgen[i];
+}
+
 unsigned TexUnit::get_n_units()
 {
 	static int count = -1;