1 files changed, 98 insertions, 0 deletions
diff --git a/Source/Game/color_tint_component.cpp b/Source/Game/color_tint_component.cpp
new file mode 100644
index 00000000..fdc24574
--- /dev/null
+++ b/Source/Game/color_tint_component.cpp
@@ -0,0 +1,98 @@
+//-----------------------------------------------------------------------------
+//           Name: color_tint_component.cpp
+//      Developer: Wolfire Games LLC
+//    Description:
+//        License: Read below
+//-----------------------------------------------------------------------------
+//
+//
+//   Copyright 2022 Wolfire Games LLC
+//
+//   Licensed under the Apache License, Version 2.0 (the "License");
+//   you may not use this file except in compliance with the License.
+//   You may obtain a copy of the License at
+//
+//       http://www.apache.org/licenses/LICENSE-2.0
+//
+//   Unless required by applicable law or agreed to in writing, software
+//   distributed under the License is distributed on an "AS IS" BASIS,
+//   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+//   See the License for the specific language governing permissions and
+//   limitations under the License.
+//
+//-----------------------------------------------------------------------------
+
+#include <Game/color_tint_component.h>
+#include <Game/EntityDescription.h>
+
+#include <Internal/memwrite.h>
+#include <Editors/save_state.h>
+
+#include <tinyxml.h>
+
+void ColorTintComponent::LoadDescriptionFromXML( EntityDescription& desc, const TiXmlElement* el ) {
+    double dval;
+    vec3 color_tint(1.0f);
+    float overbright = 0.0f;
+    if(el->QueryDoubleAttribute("color_r",&dval)==TIXML_SUCCESS) color_tint[0] = (float)dval;
+    if(el->QueryDoubleAttribute("color_g",&dval)==TIXML_SUCCESS) color_tint[1] = (float)dval;
+    if(el->QueryDoubleAttribute("color_b",&dval)==TIXML_SUCCESS) color_tint[2] = (float)dval;
+    if(el->QueryDoubleAttribute("overbright",&dval)==TIXML_SUCCESS) overbright = (float)dval;
+
+    float max_val = 0.0f;
+    for(int i=0; i<3; ++i){
+        if(color_tint[i] > max_val){
+            max_val = color_tint[i];
+        }
+    }
+
+    if(max_val > 1.0f){
+        for(int i=0; i<3; ++i){
+            color_tint[i] /= max_val;
+        }
+        overbright += (max_val - 1.0f)/0.3f;
+    }
+
+    desc.AddVec3(EDF_COLOR, color_tint);
+    desc.AddFloat(EDF_OVERBRIGHT, overbright);
+}
+
+void ColorTintComponent::SetFromDescription( const EntityDescription& desc ) {
+    for(unsigned i=0; i<desc.fields.size(); ++i){
+        const EntityDescriptionField& field = desc.fields[i];
+        switch(field.type){
+            case EDF_COLOR:
+                memread(tint_.entries, sizeof(float), 3, field.data);
+                break;
+            case EDF_OVERBRIGHT:
+                memread(&overbright_, sizeof(float), 1, field.data);
+                break;
+        }
+    }
+}
+
+void ColorTintComponent::SaveToXML( TiXmlElement* el ) {
+    el->SetDoubleAttribute("color_r", tint_[0]);
+    el->SetDoubleAttribute("color_g", tint_[1]);
+    el->SetDoubleAttribute("color_b", tint_[2]);        
+    el->SetDoubleAttribute("overbright", overbright_);
+}
+
+void ColorTintComponent::AddToDescription( EntityDescription& desc ) const {
+    desc.AddVec3(EDF_COLOR, tint_);
+    desc.AddFloat(EDF_OVERBRIGHT, overbright_);
+}
+
+void ColorTintComponent::ReceiveObjectMessageVAList( OBJECT_MSG::Type type, va_list args ) {
+    switch(type){
+    case OBJECT_MSG::SET_COLOR:
+        tint_ = *va_arg(args, vec3*);
+        break;
+    case OBJECT_MSG::SET_OVERBRIGHT:
+        overbright_ = *va_arg(args, float*);
+        break;
+    default:
+        break;
+    }
+}
+