From b4e700c455eaf2a92211137927cd2006a0d627b0 Mon Sep 17 00:00:00 2001
From: Zeno Rogue <zeno@attnam.com>
Date: Fri, 12 Jul 2019 23:19:02 +0200
Subject: [PATCH] a (slow) vertices_texture implemented with CAP_VERTEXBUFFER

---
 shaders.cpp | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/shaders.cpp b/shaders.cpp
index c521845d..7affa097 100644
--- a/shaders.cpp
+++ b/shaders.cpp
@@ -734,7 +734,13 @@ void vertices(const vector<glvertex>& v, int vshift = 0) {
 
 void vertices_texture(const vector<glvertex>& v, const vector<glvertex>& t, int vshift = 0, int tshift = 0) {
   #if CAP_VERTEXBUFFER
-  // not implemented!
+  int q = min(isize(v)-vshift, isize(t)-tshift);
+  vector<textured_vertex> tv(q);
+  for(int i=0; i<q; i++)
+    tv[i].coords = v[vshift+i],
+    tv[i].texture[0] = t[tshift+i][0],
+    tv[i].texture[1] = t[tshift+i][1];
+  prepare(tv);
   #else
   vertices(v, vshift);
   WITHSHADER(