From dbbe4ee09c285f214b2a092b70ee9324bd746082 Mon Sep 17 00:00:00 2001
From: Hajime Hoshi <hajimehoshi@gmail.com>
Date: Sun, 17 May 2020 02:46:02 +0900
Subject: [PATCH] shaderir: Add StructMember

---
 internal/shaderir/glsl.go    | 2 ++
 internal/shaderir/program.go | 1 +
 2 files changed, 3 insertions(+)

diff --git a/internal/shaderir/glsl.go b/internal/shaderir/glsl.go
index b00373182..dfdc51c24 100644
--- a/internal/shaderir/glsl.go
+++ b/internal/shaderir/glsl.go
@@ -193,6 +193,8 @@ func (p *Program) glslBlock(b *Block, level int, localVarIndex int) []string {
 			switch e.Variable.Type {
 			case Uniform:
 				return fmt.Sprintf("U%d", e.Variable.Index)
+			case StructMember:
+				return fmt.Sprintf("M%d", e.Variable.Index)
 			case Local:
 				idx := e.Variable.Index
 				switch b {
diff --git a/internal/shaderir/program.go b/internal/shaderir/program.go
index 6ff7b161a..ea04fd396 100644
--- a/internal/shaderir/program.go
+++ b/internal/shaderir/program.go
@@ -119,6 +119,7 @@ type VariableType int
 
 const (
 	Uniform VariableType = iota
+	StructMember
 	Local
 )