feat(web): add scene color management authoring

blender-5.2.0/source/blender/web_engine/web_engine_api.cpp

@@ -1592,7 +1592,7 @@ EMSCRIPTEN_KEEPALIVE int web_engine_apply_command(const int handle,
              type == "insertGreasePencilFrame" || type == "removeGreasePencilFrame" ||
              type == "setGreasePencilStrokes" || type == "setVertexColors" ||
              type == "setVertexWeights" || type == "setCameraProperties" || type == "setLightProperties" ||
-             type == "setWorldProperties" || type == "setSceneProperties" || type == "setSceneRenderSettings" || type == "setSceneAudioSettings" || type == "setSceneUnitSettings" || type == "setSceneTimelineSettings" || type == "setScenePipelineSettings" || type == "setSceneBindings" || type == "setSceneViewLayerSettings" || type == "setSceneCollectionSettings" || type == "setSceneBorderSettings" || type == "setSceneSimplifySettings" ||
+             type == "setWorldProperties" || type == "setSceneProperties" || type == "setSceneRenderSettings" || type == "setSceneAudioSettings" || type == "setSceneUnitSettings" || type == "setSceneTimelineSettings" || type == "setScenePipelineSettings" || type == "setSceneBindings" || type == "setSceneViewLayerSettings" || type == "setSceneCollectionSettings" || type == "setSceneBorderSettings" || type == "setSceneSimplifySettings" || type == "setSceneColorManagement" ||
              type == "setSculptMeshAttributes" ||
              type == "sculptStroke") {
       if (!engine->authoritative_commands || engine->authoritative_main == nullptr) {
@@ -2196,7 +2196,7 @@ EMSCRIPTEN_KEEPALIVE int web_engine_apply_command(const int handle,
             command.value("normalize", false), command.value("limit", 0u), command.value("mirror", false),
             command.value("mirrorAxis", 0), command.value("mirrorTolerance", 1e-4f), main_error);
       }
-      else if (type == "setCameraProperties" || type == "setLightProperties" || type == "setWorldProperties" || type == "setSceneProperties" || type == "setSceneRenderSettings" || type == "setSceneAudioSettings" || type == "setSceneUnitSettings" || type == "setSceneTimelineSettings" || type == "setScenePipelineSettings" || type == "setSceneBindings" || type == "setSceneViewLayerSettings" || type == "setSceneCollectionSettings" || type == "setSceneBorderSettings" || type == "setSceneSimplifySettings")
+      else if (type == "setCameraProperties" || type == "setLightProperties" || type == "setWorldProperties" || type == "setSceneProperties" || type == "setSceneRenderSettings" || type == "setSceneAudioSettings" || type == "setSceneUnitSettings" || type == "setSceneTimelineSettings" || type == "setScenePipelineSettings" || type == "setSceneBindings" || type == "setSceneViewLayerSettings" || type == "setSceneCollectionSettings" || type == "setSceneBorderSettings" || type == "setSceneSimplifySettings" || type == "setSceneColorManagement")
       {
         const json properties = command.value("properties", json::object());
         if (type == "setSceneProperties") {
@@ -2255,6 +2255,11 @@ EMSCRIPTEN_KEEPALIVE int web_engine_apply_command(const int handle,
               engine->authoritative_main, command.value("dataId", "").c_str(),
               properties.dump().c_str(), main_error);
         }
+        else if (type == "setSceneColorManagement") {
+          applied = web_engine_blend_main_set_scene_color_management(
+              engine->authoritative_main, command.value("dataId", "").c_str(),
+              properties.dump().c_str(), main_error);
+        }
         else {
           applied = web_engine_blend_main_set_render_properties(
               engine->authoritative_main, command.value("dataId", "").c_str(),

blender-5.2.0/source/blender/web_engine/web_engine_main_state.cpp

@@ -6359,6 +6359,36 @@ bool web_engine_blend_main_set_scene_simplify_settings(WebBlendMainState *state,
   return true;
 }
 
+bool web_engine_blend_main_set_scene_color_management(WebBlendMainState *state,
+                                                       const char *target_id,
+                                                       const char *properties_json,
+                                                       std::string &error)
+{
+  if (state == nullptr || state->main == nullptr || target_id == nullptr || properties_json == nullptr) { error = "RENDER_PROPERTY_INVALID: scene color-management target is missing"; return false; }
+  Scene *scene = find_scene(state->main, target_id);
+  if (scene == nullptr || scene->id.lib != nullptr) { error = "LINKED_DATA_MUTATION_BLOCKED: Scene is not editable"; return false; }
+  const json properties = json::parse(properties_json, nullptr, false);
+  if (!properties.is_object() || properties.empty()) { error = "RENDER_PROPERTY_INVALID: scene color-management settings must be a non-empty object"; return false; }
+  const std::unordered_set<std::string> allowed = {"displayDevice", "temperature", "tint"};
+  for (const auto &[key, value] : properties.items()) { (void)value; if (!allowed.contains(key)) { error = "RENDER_PROPERTY_INVALID: unsupported color-management property " + key; return false; } }
+  if (properties.contains("displayDevice")) {
+    if (!properties["displayDevice"].is_string()) { error = "RENDER_PROPERTY_INVALID: displayDevice must be a string"; return false; }
+    const std::string value = properties["displayDevice"].get<std::string>();
+    if (value.empty() || value.size() >= sizeof(scene->display_settings.display_device)) { error = "RENDER_PROPERTY_INVALID: displayDevice exceeds the bounded string size"; return false; }
+    BLI_strncpy_utf8(scene->display_settings.display_device, value.c_str(), sizeof(scene->display_settings.display_device));
+  }
+  const auto read_float = [&](const char *key, float minimum, float maximum, float &target) {
+    if (!properties.contains(key)) return true;
+    if (!properties[key].is_number()) { error = std::string("RENDER_PROPERTY_INVALID: ") + key + " must be numeric"; return false; }
+    const float value = properties[key].get<float>();
+    if (!std::isfinite(value) || value < minimum || value > maximum) { error = std::string("RENDER_PROPERTY_INVALID: ") + key + " is outside the bounded range"; return false; }
+    target = value; return true;
+  };
+  if (!read_float("temperature", 1000.0f, 20000.0f, scene->view_settings.temperature) || !read_float("tint", -100.0f, 100.0f, scene->view_settings.tint)) return false;
+  scene->id.recalc |= ID_RECALC_PARAMETERS;
+  return true;
+}
+
 bool web_engine_blend_main_write(WebBlendMainState *state,
                                  std::vector<uint8_t> &bytes,
                                  std::string &error)

blender-5.2.0/source/blender/web_engine/web_engine_main_state.h

@@ -563,6 +563,10 @@ bool web_engine_blend_main_set_scene_simplify_settings(WebBlendMainState *state,
                                                         const char *target_id,
                                                         const char *properties_json,
                                                         std::string &error);
+bool web_engine_blend_main_set_scene_color_management(WebBlendMainState *state,
+                                                       const char *target_id,
+                                                       const char *properties_json,
+                                                       std::string &error);
 bool web_engine_blend_main_write(WebBlendMainState *state,
                                  std::vector<uint8_t> &bytes,
                                  std::string &error);