From dc35b3a0fe2a5d99057df47da6e982f1f304dc79 Mon Sep 17 00:00:00 2001
From: Sergey Lipskiy <gonetz@ngs.ru>
Date: Sat, 4 Feb 2017 22:44:31 +0700
Subject: [PATCH] ZlutTexture and PaletteTexture do nothing if image textures
 not supported.

---
 src/PaletteTexture.cpp | 9 +++++++++
 src/ZlutTexture.cpp    | 6 ++++++
 2 files changed, 15 insertions(+)

diff --git a/src/PaletteTexture.cpp b/src/PaletteTexture.cpp
index 4cd5d6d1..038a2154 100644
--- a/src/PaletteTexture.cpp
+++ b/src/PaletteTexture.cpp
@@ -19,6 +19,9 @@ PaletteTexture::PaletteTexture()
 
 void PaletteTexture::init()
 {
+	if (!Context::imageTextures)
+		return;
+
 	m_paletteCRC256 = 0;
 	m_pTexture = textureCache().addFrameBufferTexture(false);
 	m_pTexture->format = G_IM_FMT_IA;
@@ -66,6 +69,9 @@ void PaletteTexture::init()
 
 void PaletteTexture::destroy()
 {
+	if (!Context::imageTextures)
+		return;
+
 	const FramebufferTextureFormats & fbTexFormats = gfxContext.getFramebufferTextureFormats();
 
 	Context::BindImageTextureParameters bindParams;
@@ -83,6 +89,9 @@ void PaletteTexture::destroy()
 
 void PaletteTexture::update()
 {
+	if (!Context::imageTextures)
+		return;
+
 	if (m_paletteCRC256 == gDP.paletteCRC256)
 		return;
 	
diff --git a/src/ZlutTexture.cpp b/src/ZlutTexture.cpp
index bc3bbf69..2de841d1 100644
--- a/src/ZlutTexture.cpp
+++ b/src/ZlutTexture.cpp
@@ -16,6 +16,9 @@ ZlutTexture::ZlutTexture()
 
 void ZlutTexture::init()
 {
+	if (!Context::imageTextures)
+		return;
+
 	const FramebufferTextureFormats & fbTexFormats = gfxContext.getFramebufferTextureFormats();
 
 	const void * zLUT;
@@ -66,6 +69,9 @@ void ZlutTexture::init()
 }
 
 void ZlutTexture::destroy() {
+	if (!Context::imageTextures)
+		return;
+
 	const FramebufferTextureFormats & fbTexFormats = gfxContext.getFramebufferTextureFormats();
 
 	Context::BindImageTextureParameters bindParams;