From: Jay Dolan <jay@jaydolan.com>
Date: Tue, 17 Feb 2015 14:34:32 +0000 (-0500)
Subject: Filter non-diffuse textures (bump, glow, local, spec, etc) from texture browser.
X-Git-Tag: xonotic-v0.8.1~2^2
X-Git-Url: http://de.git.xonotic.org/?p=xonotic%2Fnetradiant.git;a=commitdiff_plain;h=5a29db47f6598cd72b08b3e0cbb1af49f9bca29a

Filter non-diffuse textures (bump, glow, local, spec, etc) from texture browser.
---

diff --git a/libs/shaderlib.h b/libs/shaderlib.h
index ee972437..c4e5ba3b 100644
--- a/libs/shaderlib.h
+++ b/libs/shaderlib.h
@@ -50,6 +50,16 @@ bool operator()( const CopiedString& shader, const CopiedString& other ) const {
 }
 };
 
+static inline bool shader_is_diffuse( const char *shader ){
+	return !string_equal_suffix( shader, "_bump" )
+		   && !string_equal_suffix( shader, "_glow" )
+		   && !string_equal_suffix( shader, "_h" )
+		   && !string_equal_suffix( shader, "_local" )
+		   && !string_equal_suffix( shader, "_luma" )
+		   && !string_equal_suffix( shader, "_nm" )
+		   && !string_equal_suffix( shader, "_s" );
+}
+
 inline bool shader_valid( const char* shader ){
 	return string_is_ascii( shader )
 		   && strchr( shader, ' ' ) == 0
@@ -57,7 +67,8 @@ inline bool shader_valid( const char* shader ){
 		   && strchr( shader, '\r' ) == 0
 		   && strchr( shader, '\t' ) == 0
 		   && strchr( shader, '\v' ) == 0
-		   && strchr( shader, '\\' ) == 0;
+		   && strchr( shader, '\\' ) == 0
+		   && shader_is_diffuse( shader );
 }
 
 inline const char* GlobalTexturePrefix_get(){
diff --git a/libs/string/string.h b/libs/string/string.h
index a6de0673..826d4a93 100644
--- a/libs/string/string.h
+++ b/libs/string/string.h
@@ -141,6 +141,13 @@ inline bool string_equal_prefix( const char* string, const char* prefix ){
 	return string_equal_n( string, prefix, string_length( prefix ) );
 }
 
+/// \brief Returns true if the ending of \p string is equal to \p suffix.
+/// O(n)
+inline bool string_equal_suffix( const char* string, const char* suffix){
+	const char *s = string + string_length( string ) - string_length( suffix );
+	return string_equal_n( s , suffix, string_length( suffix ) );
+}
+
 /// \brief Copies \p other into \p string and returns \p string.
 /// Assumes that the space allocated for \p string is at least string_length(other) + 1.
 /// O(n)