commit df2e6cb29fa61aec45a4a2bddc9817a47eb59dea
author TreeHugger Robot <treehugger-gerrit@google.com> Mon May 09 22:05:09 2022 +0000
committer Android (Google) Code Review <android-gerrit@google.com> Mon May 09 22:05:09 2022 +0000
tree 3a16bfc97634e1f8296b0863ca0bc57c3062b79e
parent 7be8557f40816300f1eab7ddb069529e0a86c845
parent 575fb073170e38103ba3f18663ab25dadad45353

Merge "Fix shader calculation equations that causes SDR grayscale mess-up." into tm-dev

libs/shaders/shaders.cpp

diff --git a/libs/shaders/shaders.cpp b/libs/shaders/shaders.cpp
index f0d45c2..62745dc 100644
--- a/libs/shaders/shaders.cpp
+++ b/libs/shaders/shaders.cpp
@@ -78,7 +78,7 @@
             shader.append(R"(
 
                 float EOTF_sRGB(float srgb) {
-                    return srgb <= 0.08125 ? srgb / 4.50 : pow((srgb + 0.099) / 1.099, 0.45);
+                    return srgb <= 0.08125 ? srgb / 4.50 : pow((srgb + 0.099) / 1.099, 1 / 0.45);
                 }
 
                 float3 EOTF_sRGB(float3 srgb) {