Engine directory for ticket #1

2026-02-13 03:33:48 +00:00 · 2012-09-19 11:15:01 -04:00 · 2012-09-19 11:15:01 -04:00 · 7dbfe6994d
commit 7dbfe6994d
parent 352279af7a
3795 changed files with 1363358 additions and 0 deletions
--- a/Engine/source/materials/matTextureTarget.cpp
+++ b/Engine/source/materials/matTextureTarget.cpp
@ -0,0 +1,141 @@
+//-----------------------------------------------------------------------------
+// Copyright (c) 2012 GarageGames, LLC
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to
+// deal in the Software without restriction, including without limitation the
+// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+// sell copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+// IN THE SOFTWARE.
+//-----------------------------------------------------------------------------
+
+#include "platform/platform.h"
+#include "materials/matTextureTarget.h"
+
+#include "console/console.h"
+#include "platform/profiler.h"
+#include "shaderGen/conditionerFeature.h"
+#include "gfx/gfxTextureObject.h"
+#include "gfx/gfxStructs.h"
+
+
+NamedTexTarget::TargetMap NamedTexTarget::smTargets;
+
+
+bool NamedTexTarget::registerWithName( const String &name )
+{
+   if ( mIsRegistered )
+   {
+      // If we're already registered with
+      // this name then do nothing.
+      if ( mName == name )
+         return true;
+
+      // Else unregister ourselves first.
+      unregister();
+   }
+
+   // Make sure the target name isn't empty or already taken.
+   if ( name.isEmpty() || smTargets.contains( name ) )
+      return false;
+
+   mName = name;
+   mIsRegistered = true;
+   smTargets.insert( mName, this );
+   return true;
+}
+
+void NamedTexTarget::unregister()
+{
+   if ( !mIsRegistered )
+      return;
+
+   TargetMap::Iterator iter = smTargets.find( mName );
+
+   AssertFatal( iter != smTargets.end() &&
+                iter->value == this,
+      "NamedTexTarget::unregister - Bad registration!" );
+
+   mIsRegistered = false;
+   mName = String::EmptyString;
+   smTargets.erase( iter );
+}
+
+NamedTexTarget* NamedTexTarget::find( const String &name )
+{
+   PROFILE_SCOPE( NamedTexTarget_find );
+
+   TargetMap::Iterator iter = smTargets.find( name );
+   if ( iter != smTargets.end() )
+      return iter->value;
+   else
+      return NULL;
+}
+
+NamedTexTarget::NamedTexTarget()
+   :  mViewport( RectI::One ),
+      mIsRegistered( false ),
+      mConditioner( NULL )
+{   
+}
+
+NamedTexTarget::~NamedTexTarget()
+{
+   unregister();
+}
+
+void NamedTexTarget::setTexture( U32 index, GFXTextureObject *tex )
+{
+   AssertFatal( index < 4, "NamedTexTarget::setTexture - Got invalid index!" );
+   mTex[index] = tex;
+}
+
+void NamedTexTarget::release()
+{
+   mTex[0] = NULL;
+   mTex[1] = NULL;
+   mTex[2] = NULL;
+   mTex[3] = NULL;
+}
+
+void NamedTexTarget::getShaderMacros( Vector<GFXShaderMacro> *outMacros )
+{
+   ConditionerFeature *cond = getConditioner();
+   if ( !cond )
+      return;
+
+   // TODO: No check for duplicates is 
+   // going on here which might be a problem?
+
+   String targetName = String::ToLower( mName );
+
+   // Add both the condition and uncondition macros.
+   const String &condMethod = cond->getShaderMethodName( ConditionerFeature::ConditionMethod );
+   if ( condMethod.isNotEmpty() )
+   {
+      GFXShaderMacro macro;
+      macro.name = targetName + "Condition";
+      macro.value = condMethod;
+      outMacros->push_back( macro );
+   }
+
+   const String &uncondMethod = cond->getShaderMethodName( ConditionerFeature::UnconditionMethod );
+   if ( uncondMethod.isNotEmpty() )
+   {   
+      GFXShaderMacro macro;
+      macro.name = targetName + "Uncondition";
+      macro.value = uncondMethod;
+      outMacros->push_back( macro );
+   }
+}