Merge remote branch 'scrawl/graphics'

Conflicts:
	apps/openmw/mwrender/renderingmanager.cpp

apps/openmw/CMakeLists.txt

@@ -16,6 +16,7 @@ source_group(game FILES ${GAME} ${GAME_HEADER})
 add_openmw_dir (mwrender
     renderingmanager debugging sky player animation npcanimation creatureanimation actors objects
     renderinginterface localmap occlusionquery terrain terrainmaterial water shadows shaderhelper
+    compositors
     )
 
 add_openmw_dir (mwinput

apps/openmw/mwrender/compositors.cpp

@@ -0,0 +1,49 @@
+#include "compositors.hpp"
+
+#include <OgreViewport.h>
+#include <OgreCompositorManager.h>
+
+using namespace MWRender;
+
+Compositors::Compositors(Ogre::Viewport* vp) :
+      mViewport(vp)
+    , mEnabled(true)
+{
+}
+
+Compositors::~Compositors()
+{
+    Ogre::CompositorManager::getSingleton().removeCompositorChain(mViewport);
+}
+
+void Compositors::setEnabled (const bool enabled)
+{
+    for (CompositorMap::iterator it=mCompositors.begin();
+        it != mCompositors.end(); ++it)
+    {
+        Ogre::CompositorManager::getSingleton().setCompositorEnabled(mViewport, it->first, enabled && it->second.first);
+    }
+    mEnabled = enabled;
+}
+
+void Compositors::addCompositor (const std::string& name, const int priority)
+{
+    int id = 0;
+
+    for (CompositorMap::iterator it=mCompositors.begin();
+        it != mCompositors.end(); ++it)
+    {
+        if (it->second.second > priority)
+            break;
+        ++id;
+    }
+    Ogre::CompositorManager::getSingleton().addCompositor (mViewport, name, id);
+
+    mCompositors[name] = std::make_pair(false, priority);
+}
+
+void Compositors::setCompositorEnabled (const std::string& name, const bool enabled)
+{
+    mCompositors[name].first = enabled;
+    Ogre::CompositorManager::getSingleton().setCompositorEnabled (mViewport, name, enabled && mEnabled);
+}

apps/openmw/mwrender/compositors.hpp

@@ -0,0 +1,53 @@
+#ifndef GAME_MWRENDER_COMPOSITORS_H
+#define GAME_MWRENDER_COMPOSITORS_H
+
+#include <map>
+#include <string>
+
+namespace Ogre
+{
+    class Viewport;
+}
+
+namespace MWRender
+{
+    typedef std::map < std::string, std::pair<bool, int> > CompositorMap;
+
+    /// \brief Manages a set of compositors for one viewport
+    class Compositors
+    {
+    public:
+        Compositors(Ogre::Viewport* vp);
+        virtual ~Compositors();
+
+        /**
+         *  enable or disable all compositors globally
+         */
+        void setEnabled (const bool enabled);
+
+        bool toggle() { setEnabled(!mEnabled); return mEnabled; }
+
+        /**
+         * enable or disable a specific compositor
+         * @note enable has no effect if all compositors are globally disabled
+         */
+        void setCompositorEnabled (const std::string& name, const bool enabled);
+
+        /**
+         * @param name of compositor
+         * @param priority, lower number will be first in the chain
+         */
+        void addCompositor (const std::string& name, const int priority);
+
+    protected:
+        /// maps compositor name to its "enabled" state
+        CompositorMap mCompositors;
+
+        bool mEnabled;
+
+        Ogre::Viewport* mViewport;
+    };
+
+}
+
+#endif

apps/openmw/mwrender/renderingmanager.cpp

@@ -19,6 +19,7 @@
 #include "shaderhelper.hpp"
 #include "localmap.hpp"
 #include "water.hpp"
+#include "compositors.hpp"
 
 using namespace MWRender;
 using namespace Ogre;
@@ -30,6 +31,8 @@ RenderingManager::RenderingManager (OEngine::Render::OgreRenderer& _rend, const
 {
     mRendering.createScene("PlayerCam", Settings::Manager::getFloat("field of view", "General"), 5);
 
+    mCompositors = new Compositors(mRendering.getViewport());
+
     mWater = 0;
 
     //The fog type must be set before any terrain objects are created as if the
@@ -68,15 +71,15 @@ RenderingManager::RenderingManager (OEngine::Render::OgreRenderer& _rend, const
     // note that the order is important here
     if (useMRT())
     {
-        CompositorManager::getSingleton().addCompositor(mRendering.getViewport(), "gbuffer");
-        CompositorManager::getSingleton().setCompositorEnabled(mRendering.getViewport(), "gbuffer", true);
-        CompositorManager::getSingleton().addCompositor(mRendering.getViewport(), "Underwater");
-        CompositorManager::getSingleton().addCompositor(mRendering.getViewport(), "gbufferFinalizer");
-        CompositorManager::getSingleton().setCompositorEnabled(mRendering.getViewport(), "gbufferFinalizer", true);
+        mCompositors->addCompositor("gbuffer", 0);
+        mCompositors->setCompositorEnabled("gbuffer", true);
+        mCompositors->addCompositor("Underwater", 1);
+        mCompositors->addCompositor("gbufferFinalizer", 2);
+        mCompositors->setCompositorEnabled("gbufferFinalizer", true);
     }
     else
     {
-        CompositorManager::getSingleton().addCompositor(mRendering.getViewport(), "UnderwaterNoMRT");
+        mCompositors->addCompositor("UnderwaterNoMRT", 0);
     }
 
     // Turn the entire scene (represented by the 'root' node) -90
@@ -121,6 +124,7 @@ RenderingManager::~RenderingManager ()
     delete mTerrainManager;
     delete mLocalMap;
     delete mOcclusionQuery;
+    delete mCompositors;
 }
 
 MWRender::SkyManager* RenderingManager::getSkyManager()
@@ -235,7 +239,7 @@ void RenderingManager::waterAdded (MWWorld::Ptr::CellStore *store){
             && !MWBase::Environment::get().getWorld()->getStore().lands.search(store->cell->data.gridX,store->cell->data.gridY) )) // always use water, if the cell does not have land.
     {
         if(mWater == 0)
-            mWater = new MWRender::Water(mRendering.getCamera(), mSkyManager, store->cell);
+            mWater = new MWRender::Water(mRendering.getCamera(), this, store->cell);
         else
             mWater->changeCell(store->cell);
         mWater->setActive(true);
@@ -295,35 +299,29 @@ void RenderingManager::skySetMoonColour (bool red){
 
 bool RenderingManager::toggleRenderMode(int mode)
 {
-    if (mode != MWWorld::World::Render_Wireframe)
+    if (mode == MWWorld::World::Render_CollisionDebug || mode == MWWorld::World::Render_Pathgrid)
         return mDebugging->toggleRenderMode(mode);
-    else // if (mode == MWWorld::World::Render_Wireframe)
+    else if (mode == MWWorld::World::Render_Wireframe)
     {
         if (mRendering.getCamera()->getPolygonMode() == PM_SOLID)
         {
-            // disable compositors
-            if (useMRT())
-            {
-                CompositorManager::getSingleton().setCompositorEnabled(mRendering.getViewport(), "gbuffer", false);
-                CompositorManager::getSingleton().setCompositorEnabled(mRendering.getViewport(), "gbufferFinalizer", false);
-            }
+            mCompositors->setEnabled(false);
 
             mRendering.getCamera()->setPolygonMode(PM_WIREFRAME);
             return true;
         }
         else
         {
-            // re-enable compositors
-            if (useMRT())
-            {
-                CompositorManager::getSingleton().setCompositorEnabled(mRendering.getViewport(), "gbuffer", true);
-                CompositorManager::getSingleton().setCompositorEnabled(mRendering.getViewport(), "gbufferFinalizer", true);
-            }
+            mCompositors->setEnabled(true);
 
             mRendering.getCamera()->setPolygonMode(PM_SOLID);
             return false;
         }
     }
+    else //if (mode == MWWorld::World::Render_Compositors)
+    {
+        return mCompositors->toggle();
+    }
 }
 
 void RenderingManager::configureFog(ESMS::CellStore<MWWorld::RefData> &mCell)
@@ -529,13 +527,13 @@ Ogre::Vector4 RenderingManager::boundingBoxToScreen(Ogre::AxisAlignedBox bounds)
 
     float min_x = 1.0f, max_x = 0.0f, min_y = 1.0f, max_y = 0.0f;
 
-    // expand the screen-space bounding-box so that it completely encloses 
+    // expand the screen-space bounding-box so that it completely encloses
     // the object's AABB
     for (int i=0; i<8; i++)
     {
         Ogre::Vector3 corner = corners[i];
 
-        // multiply the AABB corner vertex by the view matrix to 
+        // multiply the AABB corner vertex by the view matrix to
         // get a camera-space vertex
         corner = mat * corner;
 
@@ -544,20 +542,25 @@ Ogre::Vector4 RenderingManager::boundingBoxToScreen(Ogre::AxisAlignedBox bounds)
         float x = corner.x / corner.z + 0.5;
         float y = corner.y / corner.z + 0.5;
 
-        if (x < min_x) 
+        if (x < min_x)
         min_x = x;
 
-        if (x > max_x) 
+        if (x > max_x)
         max_x = x;
 
-        if (y < min_y) 
+        if (y < min_y)
         min_y = y;
 
-        if (y > max_y) 
+        if (y > max_y)
         max_y = y;
     }
 
     return Vector4(min_x, min_y, max_x, max_y);
 }
 
+Compositors* RenderingManager::getCompositors()
+{
+    return mCompositors;
+}
+
 } // namespace

apps/openmw/mwrender/renderingmanager.hpp

@@ -47,6 +47,7 @@ namespace MWRender
     class ShaderHelper;
     class LocalMap;
     class Water;
+    class Compositors;
 
 class RenderingManager: private RenderingInterface {
 
@@ -67,6 +68,7 @@ class RenderingManager: private RenderingInterface {
                                             /// to internal details of the rendering system anymore
 
     SkyManager* getSkyManager();
+    Compositors* getCompositors();
 
     void toggleLight();
     bool toggleRenderMode(int mode);
@@ -196,6 +198,8 @@ class RenderingManager: private RenderingInterface {
     MWRender::Shadows* mShadows;
 
     MWRender::ShaderHelper* mShaderHelper;
+
+    MWRender::Compositors* mCompositors;
 };
 
 }

apps/openmw/mwrender/shaderhelper.cpp

@@ -258,7 +258,7 @@ void ShaderHelper::createShader(const bool mrt, const bool shadows, const bool s
         outStream <<
         "   float3 lightingFinal = lightColour.xyz * diffuse.xyz + ambient.xyz * lightAmbient.xyz + emissive.xyz; \n"
         "   float fogValue = saturate((iDepth - fogParams.y) * fogParams.w); \n"
-        "   oColor.xyz = lerp(lightingFinal * tex.xyz * vertexColour.xyz, fogColour.xyz, fogValue); \n"
+        "   oColor.xyz = saturate(lerp(lightingFinal * tex.xyz * vertexColour.xyz, fogColour.xyz, fogValue)); \n" // saturate output to prevent negative output colors - TODO: replace this once there is HDR-rendering
         "   oColor.a = tex.a * diffuse.a * vertexColour.a; \n";
 
         if (mrt) outStream <<

apps/openmw/mwrender/sky.cpp

@@ -113,6 +113,7 @@ void BillboardObject::init(const String& textureName,
     p->setSelfIllumination(1.0,1.0,1.0);
     p->setDiffuse(0.0,0.0,0.0,1.0);
     p->setAmbient(0.0,0.0,0.0);
+    p->setPolygonModeOverrideable(false);
     p->createTextureUnitState(textureName);
     mBBSet->setMaterialName("BillboardMaterial"+StringConverter::toString(bodyCount));
 
@@ -520,6 +521,7 @@ void SkyManager::create()
         mp->getTechnique(0)->getPass(0)->setSceneBlending(SBT_TRANSPARENT_ALPHA);
         mp->getTechnique(0)->getPass(0)->setVertexProgram(stars_vp->getName());
         mp->getTechnique(0)->getPass(0)->setFragmentProgram(stars_fp->getName());
+        mp->getTechnique(0)->getPass(0)->setPolygonModeOverrideable(false);
         mStarsMaterials[i] = mp;
     }
 
@@ -535,6 +537,7 @@ void SkyManager::create()
     mAtmosphereDay = mRootNode->createChildSceneNode();
     mAtmosphereDay->attachObject(atmosphere_ent);
     mAtmosphereMaterial = atmosphere_ent->getSubEntity(0)->getMaterial();
+    mAtmosphereMaterial->getTechnique(0)->getPass(0)->setPolygonModeOverrideable(false);
 
     // Atmosphere shader
     HighLevelGpuProgramPtr vshader = mgr.createProgram("Atmosphere_VP", ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME,
@@ -598,6 +601,7 @@ void SkyManager::create()
     SceneNode* clouds_node = mRootNode->createChildSceneNode();
     clouds_node->attachObject(clouds_ent);
     mCloudMaterial = clouds_ent->getSubEntity(0)->getMaterial();
+    mCloudMaterial->getTechnique(0)->getPass(0)->setPolygonModeOverrideable(false);
     clouds_ent->setCastShadows(false);
 
     // Clouds vertex shader

apps/openmw/mwrender/water.cpp

@@ -2,24 +2,20 @@
 #include <components/settings/settings.hpp>
 #include "sky.hpp"
 #include "renderingmanager.hpp"
+#include "compositors.hpp"
 
 using namespace Ogre;
 
 namespace MWRender
 {
 
-Water::Water (Ogre::Camera *camera, SkyManager* sky, const ESM::Cell* cell) :
+Water::Water (Ogre::Camera *camera, RenderingManager* rend, const ESM::Cell* cell) :
     mCamera (camera), mViewport (camera->getViewport()), mSceneManager (camera->getSceneManager()),
     mIsUnderwater(false), mVisibilityFlags(0),
     mReflectionTarget(0), mActive(1), mToggled(1),
-    mReflectionRenderActive(false)
+    mReflectionRenderActive(false), mRendering(rend)
 {
-    mSky = sky;
-
-    try
-    {
-        CompositorManager::getSingleton().setCompositorEnabled(mViewport, "Water", false);
-    } catch(...) {}
+    mSky = rend->getSkyManager();
 
     mTop = cell->water;
 
@@ -147,8 +143,6 @@ Water::~Water()
     mWaterNode->detachObject(mWater);
     mSceneManager->destroyEntity(mWater);
     mSceneManager->destroySceneNode(mWaterNode);
-
-    CompositorManager::getSingleton().removeCompositorChain(mViewport);
 }
 
 void Water::changeCell(const ESM::Cell* cell)
@@ -178,13 +172,13 @@ void Water::checkUnderwater(float y)
 {
     if (!mActive)
     {
-        CompositorManager::getSingleton().setCompositorEnabled(mViewport, mCompositorName, false);
+        mRendering->getCompositors()->setCompositorEnabled(mCompositorName, false);
         return;
     }
 
     if ((mIsUnderwater && y > mTop) || !mWater->isVisible() || mCamera->getPolygonMode() != Ogre::PM_SOLID)
     {
-        CompositorManager::getSingleton().setCompositorEnabled(mViewport, mCompositorName, false);
+        mRendering->getCompositors()->setCompositorEnabled(mCompositorName, false);
 
         // tell the shader we are not underwater
         Ogre::Pass* pass = mMaterial->getTechnique(0)->getPass(0);
@@ -199,7 +193,7 @@ void Water::checkUnderwater(float y)
     if (!mIsUnderwater && y < mTop && mWater->isVisible() && mCamera->getPolygonMode() == Ogre::PM_SOLID)
     {
         if (mUnderwaterEffect)
-            CompositorManager::getSingleton().setCompositorEnabled(mViewport, mCompositorName, true);
+            mRendering->getCompositors()->setCompositorEnabled(mCompositorName, true);
 
         // tell the shader we are underwater
         Ogre::Pass* pass = mMaterial->getTechnique(0)->getPass(0);

apps/openmw/mwrender/water.hpp

@@ -9,6 +9,7 @@
 namespace MWRender {
 
     class SkyManager;
+    class RenderingManager;
 
     /// Water rendering 	
     class Water : public Ogre::RenderTargetListener, public Ogre::RenderQueueListener
@@ -40,6 +41,7 @@ namespace MWRender {
 
         void updateVisible();
 
+        RenderingManager* mRendering;
         SkyManager* mSky;
 
         std::string mCompositorName;
@@ -55,7 +57,7 @@ namespace MWRender {
         int mVisibilityFlags;
 
     public:
-        Water (Ogre::Camera *camera, SkyManager* sky, const ESM::Cell* cell);
+        Water (Ogre::Camera *camera, RenderingManager* rend, const ESM::Cell* cell);
         ~Water();
 
         void setActive(bool active);

apps/openmw/mwscript/docs/vmformat.txt

@@ -146,4 +146,4 @@ op 0x200014f: ForceGreeting
 op 0x2000150: ForceGreeting, explicit reference
 op 0x2000151: ToggleFullHelp
 op 0x2000152: Goodbye
-opcodes 0x2000153-0x3ffffff unused
+opcodes 0x2000154-0x3ffffff unused

apps/openmw/mwworld/world.hpp

@@ -66,7 +66,8 @@ namespace MWWorld
             {
                 Render_CollisionDebug,
                 Render_Wireframe,
-                Render_Pathgrid
+                Render_Pathgrid,
+                Render_Compositors
             };
 
         private:

components/nifogre/ogre_nif_loader.cpp

@@ -326,6 +326,8 @@ void NIFLoader::createMaterial(const String &name,
     {
         material->getTechnique(0)->getPass(0)->setVertexProgram("main_vp");
         material->getTechnique(0)->getPass(0)->setFragmentProgram("main_fp");
+
+        material->getTechnique(0)->getPass(0)->setFog(true); // force-disable fixed function fog, it is calculated in shader
     }
 
     // Create a fallback technique without shadows and without mrt
@@ -338,6 +340,7 @@ void NIFLoader::createMaterial(const String &name,
     {
         pass2->setVertexProgram("main_fallback_vp");
         pass2->setFragmentProgram("main_fallback_fp");
+        pass2->setFog(true); // force-disable fixed function fog, it is calculated in shader
     }
 
     // Add material bells and whistles

files/shadows/depthshadowcaster.material

@@ -1,67 +1,73 @@
 vertex_program depth_shadow_caster_vs cg
 {
-	source depthshadowcaster.cg
-	profiles vs_1_1 arbvp1
-	entry_point main_vp
+    source depthshadowcaster.cg
+    profiles vs_1_1 arbvp1
+    entry_point main_vp
 
-	default_params
-	{
-		param_named_auto wvpMat worldviewproj_matrix
-	}
+    default_params
+    {
+        param_named_auto wvpMat worldviewproj_matrix
+    }
 }
 
 fragment_program depth_shadow_caster_ps cg
 {
-	source depthshadowcaster.cg
-	profiles ps_2_0 arbfp1
-	entry_point main_fp
+    source depthshadowcaster.cg
+    profiles ps_2_0 arbfp1
+    entry_point main_fp
 
-	default_params
-	{
-	}
+    default_params
+    {
+    }
 }
 
 fragment_program depth_shadow_caster_ps_noalpha cg
 {
-	source depthshadowcaster.cg
-	profiles ps_2_0 arbfp1
-	entry_point main_fp_noalpha
+    source depthshadowcaster.cg
+    profiles ps_2_0 arbfp1
+    entry_point main_fp_noalpha
 
-	default_params
-	{
-	}
+    default_params
+    {
+    }
 }
 
 material depth_shadow_caster
 {
-	technique
-	{
-		pass
-		{
-			vertex_program_ref depth_shadow_caster_vs
-			{
-			}
+    technique
+    {
+        pass
+        {
+            // force-disable fog (relevant for DirectX profiles below SM3 that always apply fixed function fog)
+            fog_override true
 
-			fragment_program_ref depth_shadow_caster_ps
-			{
-			}
-		}
-	}
+            vertex_program_ref depth_shadow_caster_vs
+            {
+            }
+
+            fragment_program_ref depth_shadow_caster_ps
+            {
+            }
+        }
+    }
 }
 
 material depth_shadow_caster_noalpha
 {
-	technique
-	{
-		pass
-		{
-			vertex_program_ref depth_shadow_caster_vs
-			{
-			}
+    technique
+    {
+        pass
+        {
+            // force-disable fog (relevant for DirectX profiles below SM3 that always apply fixed function fog)
+            fog_override true
 
-			fragment_program_ref depth_shadow_caster_ps_noalpha
-			{
-			}
-		}
-	}
+            vertex_program_ref depth_shadow_caster_vs
+            {
+            }
+
+            fragment_program_ref depth_shadow_caster_ps_noalpha
+            {
+            }
+        }
+    }
 }