X-Git-Url: http://git.mutantstargoat.com?a=blobdiff_plain;f=src%2Fgeom.cc;h=62e36d398702580c4e6c83b4f89a56178251dff3;hb=3ab4c732d6d2b7dccfe34f1ae7be9025ef79611b;hp=804c18f82b20064dc454c2fbcb8dd10a37ecbec9;hpb=d60954c471d6f446523bad8c4c4860aa2138da1e;p=faros-demo

diff --git a/src/geom.cc b/src/geom.cc
index 804c18f..62e36d3 100644
--- a/src/geom.cc
+++ b/src/geom.cc
@@ -114,4 +114,34 @@ void ground()
 
 void xlogo()
 {
+	static const float xlogo_varr[] = {
+		-0.500, 0.407, -0.113, -0.109, 0.059, -0.006, -0.251, 0.407,
+		-0.113, -0.109, -0.499, -0.593, -0.410, -0.593, 0.059, -0.006,
+		-0.058, -0.182, 0.251, -0.593, 0.500, -0.593, 0.114, -0.079,
+		-0.058, -0.182, 0.114, -0.079, 0.500, 0.407, 0.411, 0.407
+	};
+
+	/* billboarding */
+	float mv[16];
+	glGetFloatv(GL_MODELVIEW_MATRIX, mv);
+	mv[0] = mv[5] = mv[10] = 1.0f;
+	mv[1] = mv[2] = mv[4] = mv[6] = mv[8] = mv[9] = 0.0f;
+
+	glPushMatrix();
+	glLoadMatrixf(mv);
+
+	glPushAttrib(GL_ENABLE_BIT);
+	glEnable(GL_BLEND);
+	glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+
+	glBegin(GL_QUADS);
+	const float *vptr = xlogo_varr;
+	for(int i=0; i<(int)(sizeof xlogo_varr / sizeof *xlogo_varr) / 2; i++) {
+		glVertex2fv(vptr);
+		vptr += 2;
+	}
+	glEnd();
+
+	glPopAttrib();
+	glPopMatrix();
 }