Added some convenience to set and watch scenery nodes

src/definition/DefinitionWatcher.cpp

@@ -1,11 +1,31 @@
 #include "DefinitionWatcher.h"
 
+#include "IntDiff.h"
+#include "FloatDiff.h"
 #include "DefinitionNode.h"
 #include "Logs.h"
 
 DefinitionWatcher::DefinitionWatcher() {
 }
 
+void DefinitionWatcher::nodeChanged(const DefinitionNode *node, const DefinitionDiff *diff) {
+    string type_name = node->getTypeName();
+
+    if (type_name == "int") {
+        IntDiff *int_diff = (IntDiff *)diff;
+        intNodeChanged(node->getPath(), int_diff->getNewValue(), int_diff->getOldValue());
+    } else if (type_name == "float") {
+        FloatDiff *float_diff = (FloatDiff *)diff;
+        floatNodeChanged(node->getPath(), float_diff->getNewValue(), float_diff->getOldValue());
+    }
+}
+
+void DefinitionWatcher::intNodeChanged(const string &, int, int) {
+}
+
+void DefinitionWatcher::floatNodeChanged(const string &, double, double) {
+}
+
 void DefinitionWatcher::startWatching(const DefinitionNode *root, const string &path, bool init_diff) {
     DefinitionNode *node = root->findByPath(path);
     if (node) {

src/definition/DefinitionWatcher.h

@@ -18,7 +18,17 @@ class DEFINITIONSHARED_EXPORT DefinitionWatcher {
     /**
      * Abstract method called when a node changed.
      */
-    virtual void nodeChanged(const DefinitionNode *node, const DefinitionDiff *diff) = 0;
+    virtual void nodeChanged(const DefinitionNode *node, const DefinitionDiff *diff);
+
+    /**
+     * Abstract convenience to receive integer node changes.
+     */
+    virtual void intNodeChanged(const string &path, int new_value, int old_value);
+
+    /**
+     * Abstract convenience to receive float node changes.
+     */
+    virtual void floatNodeChanged(const string &path, double new_value, double old_value);
 
   protected:
     /**

src/definition/FloatNode.cpp

@@ -30,7 +30,7 @@ void FloatNode::copy(DefinitionNode *destination) const {
     if (destination->getTypeName() == getTypeName()) {
         ((FloatNode *)destination)->value = value;
     } else {
-        Logs::error() << "Can't copy from " << getTypeName() << " to " << destination->getTypeName() << endl;
+        Logs::error() << "[Definition] Can't copy from " << getTypeName() << " to " << destination->getTypeName() << endl;
     }
 }
 
@@ -61,7 +61,7 @@ bool FloatNode::applyDiff(const DefinitionDiff *diff, bool backward) {
         value = next;
         return true;
     } else {
-        Logs::error() << "Can't apply float diff " << previous << " => " << next << " to " << getName() << endl;
+        Logs::error() << "[Definition] Can't apply float diff " << previous << " => " << next << " to " << getName() << endl;
         return false;
     }
 }

src/definition/IntNode.cpp

@@ -30,7 +30,7 @@ void IntNode::copy(DefinitionNode *destination) const {
     if (destination->getTypeName() == getTypeName()) {
         ((IntNode *)destination)->value = value;
     } else {
-        Logs::error() << "Can't copy from " << getTypeName() << " to " << destination->getTypeName() << endl;
+        Logs::error() << "[Definition] Can't copy from " << getTypeName() << " to " << destination->getTypeName() << endl;
     }
 }
 
@@ -61,7 +61,7 @@ bool IntNode::applyDiff(const DefinitionDiff *diff, bool backward) {
         value = next;
         return true;
     } else {
-        Logs::error() << "Can't apply int diff " << previous << " => " << next << " to " << getName() << endl;
+        Logs::error() << "[Definition] Can't apply int diff " << previous << " => " << next << " to " << getName() << endl;
         return false;
     }
 }

src/definition/NoiseNode.cpp

@@ -31,7 +31,7 @@ void NoiseNode::copy(DefinitionNode *destination) const {
     if (destination->getTypeName() == getTypeName()) {
         noise->copy(((NoiseNode *)destination)->noise);
     } else {
-        Logs::error() << "Can't copy from " << getTypeName() << " to " << destination->getTypeName() << endl;
+        Logs::error() << "[Definition] Can't copy from " << getTypeName() << " to " << destination->getTypeName() << endl;
     }
 }
 

src/definition/Scenery.cpp

@@ -10,8 +10,11 @@
 #include "TexturesDefinition.h"
 #include "VegetationDefinition.h"
 #include "WaterDefinition.h"
+#include "DiffManager.h"
 #include "Logs.h"
 #include "RandomGenerator.h"
+#include "IntNode.h"
+#include "FloatNode.h"
 
 static const double APP_HEADER = 19866544632.125;
 static const int DATA_VERSION = 1;
@@ -91,6 +94,41 @@ Scenery::FileOperationResult Scenery::loadGlobal(const string &filepath) {
     return FILE_OPERATION_OK;
 }
 
+void Scenery::undo() {
+    DiffManager *diffs = getDiffManager();
+    if (diffs) {
+        diffs->undo();
+    }
+}
+
+void Scenery::redo() {
+    DiffManager *diffs = getDiffManager();
+    if (diffs) {
+        diffs->redo();
+    }
+}
+
+#define NODE_SETTER(_path_, _nodetype_, _nodeclass_, _value_)                                                          \
+    DefinitionNode *node = findByPath(_path_);                                                                         \
+    if (node) {                                                                                                        \
+        if (node->getTypeName() == _nodetype_) {                                                                       \
+            _nodeclass_ *tnode = (_nodeclass_ *)node;                                                                  \
+            tnode->setValue(_value_);                                                                                  \
+        } else {                                                                                                       \
+            Logs::warning() << "[Definition] Node " << path << " of wrong type for value " << value << endl;           \
+        }                                                                                                              \
+    } else {                                                                                                           \
+        Logs::warning() << "[Definition] Can't find node " << path << " to set to " << value << endl;                  \
+    }
+
+void Scenery::set(const string &path, const int &value) {
+    NODE_SETTER(path, "int", IntNode, value)
+}
+
+void Scenery::set(const string &path, const double &value) {
+    NODE_SETTER(path, "float", FloatNode, value)
+}
+
 const Scenery *Scenery::getScenery() const {
     return this;
 }

src/definition/Scenery.h

@@ -32,6 +32,18 @@ class DEFINITIONSHARED_EXPORT Scenery : public DefinitionNode {
     FileOperationResult saveGlobal(const string &filepath) const;
     FileOperationResult loadGlobal(const string &filepath);
 
+    /**
+     * Undo the last scenery change.
+     */
+    void undo();
+    /**
+     * Redo the last scenery change.
+     */
+    void redo();
+
+    void set(const string &path, const int &value);
+    void set(const string &path, const double &value);
+
     virtual const Scenery *getScenery() const override;
 
     void autoPreset(RandomGenerator &random = RandomGeneratorDefault);

src/render/opengl/OpenGLSkybox.cpp

@@ -74,7 +74,7 @@ void OpenGLSkybox::render() {
     program->draw(vertices);
 }
 
-void OpenGLSkybox::nodeChanged(const DefinitionNode *node, const DefinitionDiff *) {
+void OpenGLSkybox::nodeChanged(const DefinitionNode *node, const DefinitionDiff *diff) {
     OpenGLSharedState *state = renderer->getSharedState();
     AtmosphereDefinition *newdef = renderer->getScenery()->getAtmosphere();
 
@@ -86,9 +86,18 @@ void OpenGLSkybox::nodeChanged(const DefinitionNode *node, const DefinitionDiff
         state->set("sunColor", sun_color);
 
         state->set("dayTime", newdef->propDayTime()->getValue());
-    } else if (node->getPath() == path_humidity) {
-        state->set("atmosphereHumidity", newdef->propHumidity()->getValue());
-    } else if (node->getPath() == path_sun_radius) {
-        state->set("sunRadius", newdef->propSunRadius()->getValue());
+    }
+
+    DefinitionWatcher::nodeChanged(node, diff);
+}
+
+void OpenGLSkybox::floatNodeChanged(const string &path, double new_value, double)
+{
+    OpenGLSharedState *state = renderer->getSharedState();
+
+    if (path == path_humidity) {
+        state->set("atmosphereHumidity", new_value);
+    } else if (path == path_sun_radius) {
+        state->set("sunRadius", new_value);
     }
 }

src/render/opengl/OpenGLSkybox.h

@@ -19,6 +19,7 @@ class OPENGLSHARED_EXPORT OpenGLSkybox : public OpenGLPart, public DefinitionWat
     virtual void render() override;
 
     virtual void nodeChanged(const DefinitionNode *node, const DefinitionDiff *diff) override;
+    virtual void floatNodeChanged(const string &path, double new_value, double old_value) override;
 
   private:
     OpenGLShaderProgram *program;

src/render/opengl/OpenGLTerrain.cpp

@@ -1,5 +1,6 @@
 #include "OpenGLTerrain.h"
 
+#include <algorithm>
 #include <vector>
 #include "OpenGLFunctions.h"
 #include "OpenGLRenderer.h"

src/render/opengl/OpenGLVariable.h

@@ -53,6 +53,13 @@ class OpenGLVariable {
     void set(const QMatrix4x4 &matrix);
     void set(const Color &color);
 
+    inline int getIntValue() const {
+        return value_int;
+    }
+    inline float getFloatValue() const {
+        return value_float;
+    }
+
   protected:
     void uploadTexture(OpenGLRenderer *renderer);
 

src/tests/BaseTestCase.h

@@ -35,6 +35,11 @@
     ASSERT_DOUBLE_EQ(_vec_.y, _y_);                                                                                    \
     ASSERT_DOUBLE_EQ(_vec_.z, _z_)
 
+#define EXPECT_GLVARIABLE_FLOAT(_expected_, _state_, _name_)                                                           \
+    EXPECT_NEAR(_expected_, (_state_)->get(_name_)->getFloatValue(), 0.000001)
+#define ASSERT_GLVARIABLE_FLOAT(_expected_, _state_, _name_)                                                           \
+    ASSERT_NEAR(_expected_, (_state_)->get(_name_)->getFloatValue(), 0.000001)
+
 class BaseTestCase : public ::testing::Test {};
 
 #endif // BASETESTCASE_H

src/tests/OpenGLSkybox_Test.cpp

@@ -0,0 +1,27 @@
+#include "BaseTestCase.h"
+#include "OpenGLSkybox.h"
+
+#include "Scenery.h"
+#include "OpenGLSharedState.h"
+#include "OpenGLRenderer.h"
+
+TEST(OpenGLSkybox, glvariable_atmosphereHumidity) {
+    Scenery scenery;
+    OpenGLRenderer renderer(&scenery);
+
+    OpenGLSkybox glvegetation(&renderer);
+    glvegetation.initialize();
+    EXPECT_GLVARIABLE_FLOAT(0.0, renderer.getSharedState(), "atmosphereHumidity");
+
+    scenery.set("/atmosphere/humidity", 0.8);
+    EXPECT_GLVARIABLE_FLOAT(0.8, renderer.getSharedState(), "atmosphereHumidity");
+
+    scenery.set("/atmosphere/humidity", 0.6);
+    EXPECT_GLVARIABLE_FLOAT(0.6, renderer.getSharedState(), "atmosphereHumidity");
+
+    scenery.undo();
+    EXPECT_GLVARIABLE_FLOAT(0.8, renderer.getSharedState(), "atmosphereHumidity");
+
+    scenery.redo();
+    EXPECT_GLVARIABLE_FLOAT(0.6, renderer.getSharedState(), "atmosphereHumidity");
+}