X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fbuilders%2Fgeometrybuilder.cpp;fp=source%2Fbuilders%2Fgeometrybuilder.cpp;h=729b40facc1709ddecc794aa2637c65ac1bdd391;hb=7aaec9a70b8d7733429bec043f8e33e02956f266;hp=0000000000000000000000000000000000000000;hpb=bec07999d95b76f4b47cffcc564d0cd0afc0435e;p=libs%2Fgl.git

diff --git a/source/builders/geometrybuilder.cpp b/source/builders/geometrybuilder.cpp
new file mode 100644
index 00000000..729b40fa
--- /dev/null
+++ b/source/builders/geometrybuilder.cpp
@@ -0,0 +1,43 @@
+#include "geometrybuilder.h"
+#include "meshbuilder.h"
+
+namespace Msp {
+namespace GL {
+
+GeometryBuilder::GeometryBuilder():
+	generate_tbn(false),
+	tex_fit(STRETCH)
+{ }
+
+GeometryBuilder &GeometryBuilder::tbn(bool t)
+{
+	generate_tbn = t;
+	return *this;
+}
+
+GeometryBuilder &GeometryBuilder::texture_fit(TextureFit tf)
+{
+	tex_fit = tf;
+	return *this;
+}
+
+void GeometryBuilder::adjust_texture_scale(float &u_scale, float &v_scale, float width, float height) const
+{
+	if(tex_fit!=STRETCH)
+	{
+		if((width<height)==(tex_fit==CROP))
+			u_scale *= width/height;
+		else
+			v_scale *= height/width;
+	}
+}
+
+void GeometryBuilder::build(Mesh &mesh) const
+{
+	MeshBuilder builder(mesh);
+	builder.auto_offset();
+	build(builder);
+}
+
+} // namespace GL
+} // namespace Msp