[client] wayland: fix color management errors

client/displayservers/Wayland/colormgmt.c

@@ -26,6 +26,12 @@
 
 #include "common/debug.h"
 
+static void cmIntent(void * data, struct wp_color_manager_v1 * cm, uint32_t intent)
+{
+  if (intent == WP_COLOR_MANAGER_V1_RENDER_INTENT_PERCEPTUAL)
+    wlWm.cmHasPerceptualIntent = true;
+}
+
 static void cmFeature(void * data, struct wp_color_manager_v1 * cm, uint32_t feature)
 {
   switch (feature)
@@ -78,7 +84,7 @@ static void cmDone(void * data, struct wp_color_manager_v1 * cm)
 }
 
 static const struct wp_color_manager_v1_listener cmListener = {
-  .supported_intent          = NULL,
+  .supported_intent          = cmIntent,
   .supported_feature         = cmFeature,
   .supported_tf_named        = cmTFNamed,
   .supported_primaries_named = cmPrimariesNamed,

client/displayservers/Wayland/gl.c

@@ -281,6 +281,7 @@ void waylandSetHDRImageDescription(const uint16_t displayPrimary[3][2],
             : WP_COLOR_MANAGER_V1_TRANSFER_FUNCTION_EXT_LINEAR);
 
   // Set luminance range from metadata (values already in 0.0001 cd/m² units)
+  if (wlWm.cmHasLuminances)
     wp_image_description_creator_params_v1_set_luminances(
         wlWm.hdrImageCreator,
         minDisplayLuminance > 0 ? minDisplayLuminance : 50,

client/displayservers/Wayland/wayland.h

@@ -202,6 +202,7 @@ struct WaylandDSState
   bool cmHasTFExtLinear;
   bool cmHasPrimariesBT2020;
   bool cmHasPrimariesSRGB;
+  bool cmHasPerceptualIntent;
   bool cmCanDoHDR;       // true if compositor supports features needed for HDR
 
   // Pending HDR format to apply (set by frame thread, applied in swap buffers).