From c0a81030bba44e92e54dcb255c8aed48dadcb763 Mon Sep 17 00:00:00 2001
From: scrawl <scrawl@baseoftrash.de>
Date: Tue, 3 Nov 2015 02:24:50 +0100
Subject: [PATCH] Make use of INI settings for the simple water

---
 apps/openmw/mwrender/water.cpp | 20 +++++++++++++-------
 apps/openmw/mwrender/water.hpp |  3 ++-
 2 files changed, 15 insertions(+), 8 deletions(-)

diff --git a/apps/openmw/mwrender/water.cpp b/apps/openmw/mwrender/water.cpp
index cb03c489d..101d9c822 100644
--- a/apps/openmw/mwrender/water.cpp
+++ b/apps/openmw/mwrender/water.cpp
@@ -34,6 +34,7 @@
 #include <components/esm/loadcell.hpp>
 
 #include "../mwworld/cellstore.hpp"
+#include "../mwworld/fallback.hpp"
 
 #include "vismask.hpp"
 #include "ripplesimulation.hpp"
@@ -457,6 +458,7 @@ Water::Water(osg::Group *parent, osg::Group* sceneRoot, Resource::ResourceSystem
     : mParent(parent)
     , mSceneRoot(sceneRoot)
     , mResourceSystem(resourceSystem)
+    , mFallback(fallback)
     , mResourcePath(resourcePath)
     , mEnabled(true)
     , mToggled(true)
@@ -480,7 +482,7 @@ Water::Water(osg::Group *parent, osg::Group* sceneRoot, Resource::ResourceSystem
 
     // simple water fallback for the local map
     osg::ref_ptr<osg::Geode> geode2 (osg::clone(mWaterGeode.get(), osg::CopyOp::DEEP_COPY_NODES));
-    createSimpleWaterStateSet(geode2); // Water_Map_Alpha
+    createSimpleWaterStateSet(geode2, mFallback->getFallbackFloat("Water_Map_Alpha"));
     geode2->setNodeMask(Mask_SimpleWater);
     mWaterNode->addChild(geode2);
 
@@ -522,18 +524,18 @@ void Water::updateWaterMaterial()
         createShaderWaterStateSet(mWaterGeode, mReflection, mRefraction);
     }
     else
-        createSimpleWaterStateSet(mWaterGeode);
+        createSimpleWaterStateSet(mWaterGeode, mFallback->getFallbackFloat("Water_World_Alpha"));
 
     updateVisible();
 }
 
-void Water::createSimpleWaterStateSet(osg::Node* node)
+void Water::createSimpleWaterStateSet(osg::Node* node, float alpha)
 {
     osg::ref_ptr<osg::StateSet> stateset (new osg::StateSet);
 
     osg::ref_ptr<osg::Material> material (new osg::Material);
     material->setEmission(osg::Material::FRONT_AND_BACK, osg::Vec4f(0.f, 0.f, 0.f, 1.f));
-    material->setDiffuse(osg::Material::FRONT_AND_BACK, osg::Vec4f(1.f, 1.f, 1.f, 0.7f)); // Water_World_Alpha
+    material->setDiffuse(osg::Material::FRONT_AND_BACK, osg::Vec4f(1.f, 1.f, 1.f, alpha));
     material->setAmbient(osg::Material::FRONT_AND_BACK, osg::Vec4f(1.f, 1.f, 1.f, 1.f));
     material->setColorMode(osg::Material::OFF);
     stateset->setAttributeAndModes(material, osg::StateAttribute::ON);
@@ -548,14 +550,18 @@ void Water::createSimpleWaterStateSet(osg::Node* node)
     stateset->setRenderBinDetails(MWRender::RenderBin_Water, "RenderBin");
 
     std::vector<osg::ref_ptr<osg::Texture2D> > textures;
-    for (int i=0; i<32; ++i)
+    int frameCount = mFallback->getFallbackInt("Water_SurfaceFrameCount");
+    std::string texture = mFallback->getFallbackString("Water_SurfaceTexture");
+    for (int i=0; i<frameCount; ++i)
     {
         std::ostringstream texname;
-        texname << "textures/water/water" << std::setw(2) << std::setfill('0') << i << ".dds";
+        texname << "textures/water/" << texture << std::setw(2) << std::setfill('0') << i << ".dds";
         textures.push_back(mResourceSystem->getTextureManager()->getTexture2D(texname.str(), osg::Texture::REPEAT, osg::Texture::REPEAT));
     }
 
-    osg::ref_ptr<NifOsg::FlipController> controller (new NifOsg::FlipController(0, 2/32.f, textures));
+    float fps = mFallback->getFallbackFloat("Water_SurfaceFPS");
+
+    osg::ref_ptr<NifOsg::FlipController> controller (new NifOsg::FlipController(0, 1.f/fps, textures));
     controller->setSource(boost::shared_ptr<SceneUtil::ControllerSource>(new SceneUtil::FrameTimeSource));
     node->setUpdateCallback(controller);
     node->setStateSet(stateset);
diff --git a/apps/openmw/mwrender/water.hpp b/apps/openmw/mwrender/water.hpp
index b5eca3f25..551184c11 100644
--- a/apps/openmw/mwrender/water.hpp
+++ b/apps/openmw/mwrender/water.hpp
@@ -50,6 +50,7 @@ namespace MWRender
         osg::ref_ptr<osg::PositionAttitudeTransform> mWaterNode;
         osg::ref_ptr<osg::Geode> mWaterGeode;
         Resource::ResourceSystem* mResourceSystem;
+        const MWWorld::Fallback* mFallback;
         osg::ref_ptr<osgUtil::IncrementalCompileOperation> mIncrementalCompileOperation;
 
         std::auto_ptr<RippleSimulation> mSimulation;
@@ -66,7 +67,7 @@ namespace MWRender
         osg::Vec3f getSceneNodeCoordinates(int gridX, int gridY);
         void updateVisible();
 
-        void createSimpleWaterStateSet(osg::Node* node);
+        void createSimpleWaterStateSet(osg::Node* node, float alpha);
 
         /// @param reflection the reflection camera (required)
         /// @param refraction the refraction camera (optional)