More 3D Work

-=-=-=-=-=-

-ESM Shadow Mapping for softer and less glitchy shadows
-HDR Pipeline (convert to Linear on texture import, convert to SRGB at the end)
-Fix to xml parse bug

1 files changed, 11 insertions, 0 deletions

diff --git a/core/color.h b/core/color.h
index 9b5850f56b..491c72d449 100644
--- a/core/color.h
+++ b/core/color.h
@@ -30,6 +30,7 @@
 #define COLOR_H
 
 #include "ustring.h"
+#include "math_funcs.h"
 /**
 	@author Juan Linietsky <reduzio@gmail.com>
 */
@@ -97,6 +98,16 @@ struct Color {
 		return res;
 	}
 
+	_FORCE_INLINE_ Color to_linear() const {
+
+		return Color(
+			r<0.04045 ? r * (1.0 / 12.92) : Math::pow((r + 0.055) * (1.0 / (1 + 0.055)), 2.4),
+			g<0.04045 ? g * (1.0 / 12.92) : Math::pow((g + 0.055) * (1.0 / (1 + 0.055)), 2.4),
+			b<0.04045 ? b * (1.0 / 12.92) : Math::pow((b + 0.055) * (1.0 / (1 + 0.055)), 2.4),
+			a
+		);
+	}
+
 	static Color hex(uint32_t p_hex);
 	static Color html(const String& p_color);
 	static bool html_is_valid(const String& p_color);