1 files changed, 2 insertions, 10 deletions
diff --git a/source/blender/gpu/shaders/material/gpu_shader_material_wavelength.glsl b/source/blender/gpu/shaders/material/gpu_shader_material_wavelength.glsl
index 2c5d38eabbe..48d627dcd0b 100644
--- a/source/blender/gpu/shaders/material/gpu_shader_material_wavelength.glsl
+++ b/source/blender/gpu/shaders/material/gpu_shader_material_wavelength.glsl
@@ -1,15 +1,7 @@
-void node_wavelength(float wavelength,
-                     sampler1DArray spectrummap,
-                     float layer,
-                     vec3 xyz_to_r,
-                     vec3 xyz_to_g,
-                     vec3 xyz_to_b,
-                     out vec4 color)
+void node_wavelength(float wavelength, sampler1DArray spectrummap, float layer, out vec4 color)
 {
-  mat3 xyz_to_rgb = mat3(xyz_to_r, xyz_to_g, xyz_to_b);
   float t = (wavelength - 380.0) / (780.0 - 380.0);
-  vec3 xyz = texture(spectrummap, vec2(t, layer)).rgb;
-  vec3 rgb = xyz * xyz_to_rgb;
+  vec3 rgb = texture(spectrummap, vec2(t, layer)).rgb;
   rgb *= 1.0 / 2.52; /* Empirical scale from lg to make all comps <= 1. */
   color = vec4(clamp(rgb, 0.0, 1.0), 1.0);
 }