From 8f04a13c98cf5107c6bad76b1dfa9c95f9a71115 Mon Sep 17 00:00:00 2001
From: Chaosus <chaosus89@gmail.com>
Date: Sun, 18 Feb 2018 18:08:18 +0300
Subject: [PATCH] Added missing shader functions

---
 servers/visual/shader_language.cpp | 38 ++++++++++++++++++++++++++++++
 1 file changed, 38 insertions(+)

diff --git a/servers/visual/shader_language.cpp b/servers/visual/shader_language.cpp
index 29c27eee859..d9f2c949e9b 100644
--- a/servers/visual/shader_language.cpp
+++ b/servers/visual/shader_language.cpp
@@ -1374,6 +1374,17 @@ const ShaderLanguage::BuiltinFuncDef ShaderLanguage::builtin_func_defs[] = {
 	{ "bvec4", TYPE_BVEC4, { TYPE_VEC4, TYPE_VOID } },
 
 	//builtins - trigonometry
+
+	{ "radians", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID } },
+	{ "radians", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID } },
+	{ "radians", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID } },
+	{ "radians", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID } },
+
+	{ "degrees", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID } },
+	{ "degrees", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID } },
+	{ "degrees", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID } },
+	{ "degrees", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID } },
+
 	{ "sin", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID } },
 	{ "sin", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID } },
 	{ "sin", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID } },
@@ -1423,6 +1434,21 @@ const ShaderLanguage::BuiltinFuncDef ShaderLanguage::builtin_func_defs[] = {
 	{ "tanh", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID } },
 	{ "tanh", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID } },
 
+	{ "asinh", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID } },
+	{ "asinh", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID } },
+	{ "asinh", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID } },
+	{ "asinh", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID } },
+
+	{ "acosh", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID } },
+	{ "acosh", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID } },
+	{ "acosh", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID } },
+	{ "acosh", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID } },
+
+	{ "atanh", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID } },
+	{ "atanh", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID } },
+	{ "atanh", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID } },
+	{ "atanh", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID } },
+
 	//builtins - exponential
 	{ "pow", TYPE_FLOAT, { TYPE_FLOAT, TYPE_FLOAT, TYPE_VOID } },
 	{ "pow", TYPE_VEC2, { TYPE_VEC2, TYPE_VEC2, TYPE_VOID } },
@@ -1436,6 +1462,14 @@ const ShaderLanguage::BuiltinFuncDef ShaderLanguage::builtin_func_defs[] = {
 	{ "log", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID } },
 	{ "log", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID } },
 	{ "log", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID } },
+	{ "exp2", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID } },
+	{ "exp2", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID } },
+	{ "exp2", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID } },
+	{ "exp2", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID } },
+	{ "log2", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID } },
+	{ "log2", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID } },
+	{ "log2", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID } },
+	{ "log2", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID } },
 	{ "sqrt", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID } },
 	{ "sqrt", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID } },
 	{ "sqrt", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID } },
@@ -1482,6 +1516,10 @@ const ShaderLanguage::BuiltinFuncDef ShaderLanguage::builtin_func_defs[] = {
 	{ "round", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID } },
 	{ "round", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID } },
 	{ "round", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID } },
+	{ "roundEven", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID } },
+	{ "roundEven", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID } },
+	{ "roundEven", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID } },
+	{ "roundEven", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID } },
 	{ "ceil", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID } },
 	{ "ceil", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID } },
 	{ "ceil", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID } },