1 files changed, 28 insertions, 0 deletions
diff --git a/source/blender/draw/engines/eevee/shaders/tonemap_frag.glsl b/source/blender/draw/engines/eevee/shaders/tonemap_frag.glsl
new file mode 100644
index 00000000000..cb2ceb5ed07
--- /dev/null
+++ b/source/blender/draw/engines/eevee/shaders/tonemap_frag.glsl
@@ -0,0 +1,28 @@
+
+uniform sampler2D hdrColorBuf;
+
+in vec4 uvcoordsvar;
+
+out vec4 fragColor;
+
+float linearrgb_to_srgb(float c)
+{
+	if (c < 0.0031308)
+		return (c < 0.0) ? 0.0 : c * 12.92;
+	else
+		return 1.055 * pow(c, 1.0 / 2.4) - 0.055;
+}
+
+void linearrgb_to_srgb(vec4 col_from, out vec4 col_to)
+{
+	col_to.r = linearrgb_to_srgb(col_from.r);
+	col_to.g = linearrgb_to_srgb(col_from.g);
+	col_to.b = linearrgb_to_srgb(col_from.b);
+	col_to.a = col_from.a;
+}
+
+void main() {
+	fragColor = texture(hdrColorBuf, uvcoordsvar.st);
+
+	linearrgb_to_srgb(fragColor, fragColor);
+}
+\ No newline at end of file