From 2615f81f556b4458784cbae932d6876780ed0738 Mon Sep 17 00:00:00 2001
From: Ethan Lee <flibitijibibo@flibitijibibo.com>
Date: Sun, 10 Jan 2021 15:02:29 -0500
Subject: [PATCH] glsl: Move misc face/position variables to after main, fixes
 ES3 compatibility

---
 profiles/mojoshader_profile_glsl.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/profiles/mojoshader_profile_glsl.c b/profiles/mojoshader_profile_glsl.c
index a02c9f8..d46ec79 100644
--- a/profiles/mojoshader_profile_glsl.c
+++ b/profiles/mojoshader_profile_glsl.c
@@ -1109,16 +1109,21 @@ void emit_GLSL_attribute(Context *ctx, RegisterType regtype, int regnum,
             const MiscTypeType mt = (MiscTypeType) regnum;
             if (mt == MISCTYPE_TYPE_FACE)
             {
-                push_output(ctx, &ctx->globals);
+                push_output(ctx, &ctx->mainline_intro);
+                ctx->indent++;
                 output_line(ctx, "float %s = gl_FrontFacing ? 1.0 : -1.0;", var);
                 pop_output(ctx);
                 return;
             } // if
             else if (mt == MISCTYPE_TYPE_POSITION)
             {
-                // TODO: For half-pixel offset compensation, floor() this value!
                 push_output(ctx, &ctx->globals);
                 output_line(ctx, "uniform vec2 vposFlip;");
+                pop_output(ctx);
+
+                // TODO: For half-pixel offset compensation, floor() this value!
+                push_output(ctx, &ctx->mainline_intro);
+                ctx->indent++;
                 output_line(ctx, "vec4 %s = vec4(gl_FragCoord.x, (gl_FragCoord.y * vposFlip.x) + vposFlip.y, gl_FragCoord.z, gl_FragCoord.w);", var);
                 pop_output(ctx);
                 return;