terrain-zodiacs -- Changes made for rendering zodiacs on regular terrain.

Engine/source/terrain/terrCell.cpp

@@ -20,6 +20,11 @@
 // IN THE SOFTWARE.
 //-----------------------------------------------------------------------------
 
+//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~~//
+// Arcane-FX for MIT Licensed Open Source version of Torque 3D from GarageGames
+// Copyright (C) 2015 Faust Logic, Inc.
+//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~~//
+
 #include "platform/platform.h"
 #include "terrain/terrCell.h"
 
@@ -56,6 +61,7 @@ TerrCell::TerrCell()
       mIsInteriorOnly( false )
 {
    dMemset( mChildren, 0, sizeof( mChildren ) );
+   zode_vertexBuffer = 0;
 }
 
 TerrCell::~TerrCell()
@@ -64,6 +70,7 @@ TerrCell::~TerrCell()
 
    for ( U32 i=0; i < 4; i++ )
       SAFE_DELETE( mChildren[i] );
+   deleteZodiacVertexBuffer();
 }
 
 void TerrCell::createPrimBuffer( GFXPrimitiveBufferHandle *primBuffer )
@@ -582,6 +589,7 @@ void TerrCell::_updateVertexBuffer()
 
    AssertFatal( vbcounter == smVBSize, "bad" );
    mVertexBuffer.unlock();
+   deleteZodiacVertexBuffer();
 }
 
 void TerrCell::_updatePrimitiveBuffer()
@@ -1089,3 +1097,114 @@ void TerrCell::deleteMaterials()
       if ( mChildren[i] ) 
          mChildren[i]->deleteMaterials();
 }
+
+const Point3F* TerrCell::getZodiacVertexBuffer()
+{
+   if (!zode_vertexBuffer)
+      createZodiacVertexBuffer();
+   return zode_vertexBuffer;
+}
+
+void TerrCell::createZodiacPrimBuffer(U16** zode_primBuffer)
+{
+   if (*zode_primBuffer != 0)
+      delete [] *zode_primBuffer;
+
+   *zode_primBuffer = new U16[TerrCell::smMinCellSize*TerrCell::smMinCellSize*6];
+
+   // Lock and fill it up!
+   U16* idxBuff = *zode_primBuffer;
+   U32 counter = 0;
+   U32 maxIndex = 0;
+
+   for ( U32 y = 0; y < smMinCellSize; y++ )
+   {
+      const U32 yTess = y % 2;
+
+      for ( U32 x = 0; x < smMinCellSize; x++ )
+      {
+         U32 index = ( y * smVBStride ) + x;
+         
+         const U32 xTess = x % 2;
+
+         if ( ( xTess == 0 && yTess == 0 ) ||
+              ( xTess != 0 && yTess != 0 ) )
+         {
+            idxBuff[0] = index + 0;
+            idxBuff[1] = index + smVBStride;
+            idxBuff[2] = index + smVBStride + 1;
+
+            idxBuff[3] = index + 0;
+            idxBuff[4] = index + smVBStride + 1;
+            idxBuff[5] = index + 1;
+         }
+         else
+         {
+            idxBuff[0] = index + 1;
+            idxBuff[1] = index;
+            idxBuff[2] = index + smVBStride;
+
+            idxBuff[3] = index + 1;
+            idxBuff[4] = index + smVBStride;
+            idxBuff[5] = index + smVBStride + 1;
+         }
+
+         idxBuff += 6;
+         maxIndex = index + 1 + smVBStride;         
+         counter += 6;         
+      }
+   }
+}
+
+void TerrCell::createZodiacVertexBuffer()
+{
+   const F32 squareSize = mTerrain->getSquareSize();
+   const U32 blockSize = mTerrain->getBlockSize();
+   const U32 stepSize = mSize / smMinCellSize;
+
+   if (zode_vertexBuffer)
+      delete [] zode_vertexBuffer;
+
+   zode_vertexBuffer = new Point3F[smVBStride*smVBStride];
+
+   Point3F* vert = zode_vertexBuffer;
+
+   Point2I gridPt;
+   Point2F point;
+   F32 height;
+   
+   const TerrainFile *file = mTerrain->getFile();
+
+   for ( U32 y = 0; y < smVBStride; y++ )
+   {
+      for ( U32 x = 0; x < smVBStride; x++ )
+      {
+         // We clamp here to keep the geometry from reading across
+         // one side of the height map to the other causing walls
+         // around the edges of the terrain.
+         gridPt.x = mClamp( mPoint.x + x * stepSize, 0, blockSize - 1 );
+         gridPt.y = mClamp( mPoint.y + y * stepSize, 0, blockSize - 1 );
+
+         // Setup this point.
+         point.x = (F32)gridPt.x * squareSize;
+         point.y = (F32)gridPt.y * squareSize;
+         height = fixedToFloat( file->getHeight( gridPt.x, gridPt.y ) );
+
+         vert->x = point.x;
+         vert->y = point.y;
+         vert->z = height;
+
+         ++vert;
+      }
+   }
+}
+
+void TerrCell::deleteZodiacVertexBuffer()
+{
+   if (zode_vertexBuffer)
+   {
+      delete [] zode_vertexBuffer;
+      zode_vertexBuffer = 0;
+   }
+}
+

Engine/source/terrain/terrCell.h

@@ -20,6 +20,11 @@
 // IN THE SOFTWARE.
 //-----------------------------------------------------------------------------
 
+//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~~//
+// Arcane-FX for MIT Licensed Open Source version of Torque 3D from GarageGames
+// Copyright (C) 2015 Faust Logic, Inc.
+//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~~//
+
 #ifndef _TERRCELL_H_
 #define _TERRCELL_H_
 
@@ -226,6 +231,13 @@ public:
    void renderBounds() const;
 
    /// @}
+protected:
+   Point3F* zode_vertexBuffer;
+   void createZodiacVertexBuffer();
+public:
+   const Point3F* getZodiacVertexBuffer();
+   void deleteZodiacVertexBuffer();
+   static void createZodiacPrimBuffer(U16** primBuffer);
 };
 
 inline F32 TerrCell::getDistanceTo( const Point3F &pt ) const

Engine/source/terrain/terrData.cpp

@@ -20,6 +20,11 @@
 // IN THE SOFTWARE.
 //-----------------------------------------------------------------------------
 
+//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~~//
+// Arcane-FX for MIT Licensed Open Source version of Torque 3D from GarageGames
+// Copyright (C) 2015 Faust Logic, Inc.
+//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~~//
+
 #include "platform/platform.h"
 #include "terrain/terrData.h"
 
@@ -200,6 +205,8 @@ TerrainBlock::TerrainBlock()
 {
    mTypeMask = TerrainObjectType | StaticObjectType | StaticShapeObjectType;
    mNetFlags.set(Ghostable | ScopeAlways);
+   mIgnoreZodiacs = false;
+   zode_primBuffer = 0;
 }
 
 
@@ -218,6 +225,7 @@ TerrainBlock::~TerrainBlock()
    if (editor)
       editor->detachTerrain(this);
 #endif
+   deleteZodiacPrimitiveBuffer();
 }
 
 void TerrainBlock::_onTextureEvent( GFXTexCallbackCode code )
@@ -1006,6 +1014,7 @@ void TerrainBlock::_rebuildQuadtree()
 
    // Build the shared PrimitiveBuffer.
    mCell->createPrimBuffer( &mPrimBuffer );
+   deleteZodiacPrimitiveBuffer();
 }
 
 void TerrainBlock::_updatePhysics()
@@ -1148,6 +1157,9 @@ void TerrainBlock::initPersistFields()
 
    endGroup( "Misc" );
 
+   addGroup("AFX");
+   addField("ignoreZodiacs",     TypeBool,      Offset(mIgnoreZodiacs,    TerrainBlock));
+   endGroup("AFX");
    Parent::initPersistFields();
 
    removeField( "scale" );
@@ -1198,6 +1210,7 @@ U32 TerrainBlock::packUpdate(NetConnection* con, U32 mask, BitStream *stream)
       stream->write( mScreenError );
 
    stream->writeInt(mBaseTexFormat, 32);
+   stream->writeFlag(mIgnoreZodiacs);
 
    return retMask;
 }
@@ -1267,6 +1280,7 @@ void TerrainBlock::unpackUpdate(NetConnection* con, BitStream *stream)
       stream->read( &mScreenError );
 
    mBaseTexFormat = (BaseTexFormat)stream->readInt(32);
+   mIgnoreZodiacs = stream->readFlag();
 }
 
 void TerrainBlock::getMinMaxHeight( F32 *minHeight, F32 *maxHeight ) const 
@@ -1405,3 +1419,19 @@ DefineConsoleFunction( getTerrainHeightBelowPosition, F32, (const char* ptOrX, c
 	
 	return height;
 }
+const U16* TerrainBlock::getZodiacPrimitiveBuffer()
+{ 
+   if (!zode_primBuffer && !mIgnoreZodiacs)
+      TerrCell::createZodiacPrimBuffer(&zode_primBuffer);
+   return zode_primBuffer;
+}
+
+void TerrainBlock::deleteZodiacPrimitiveBuffer()
+{
+   if (zode_primBuffer != 0)
+   {
+      delete [] zode_primBuffer;
+      zode_primBuffer = 0;
+   }
+}
+

Engine/source/terrain/terrData.h

@@ -20,6 +20,11 @@
 // IN THE SOFTWARE.
 //-----------------------------------------------------------------------------
 
+//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~~//
+// Arcane-FX for MIT Licensed Open Source version of Torque 3D from GarageGames
+// Copyright (C) 2015 Faust Logic, Inc.
+//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~~//
+
 #ifndef _TERRDATA_H_
 #define _TERRDATA_H_
 
@@ -457,6 +462,13 @@ public:
    U32 packUpdate   (NetConnection *conn, U32 mask, BitStream *stream);
    void unpackUpdate(NetConnection *conn,           BitStream *stream);
    void inspectPostApply();
+ 
+protected:
+   bool mIgnoreZodiacs;
+   U16* zode_primBuffer;
+   void deleteZodiacPrimitiveBuffer();
+public:
+   const U16* getZodiacPrimitiveBuffer();
 };
 
 #endif // _TERRDATA_H_

Engine/source/terrain/terrRender.cpp

@@ -20,6 +20,11 @@
 // IN THE SOFTWARE.
 //-----------------------------------------------------------------------------
 
+//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~~//
+// Arcane-FX for MIT Licensed Open Source version of Torque 3D from GarageGames
+// Copyright (C) 2015 Faust Logic, Inc.
+//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~~//
+
 #include "platform/platform.h"
 #include "terrain/terrRender.h"
 
@@ -45,6 +50,8 @@
 
 #include "gfx/gfxDrawUtil.h"
 
+#include "afx/arcaneFX.h"
+#include "afx/ce/afxZodiacMgr.h"
 #include "gfx/gfxTransformSaver.h"
 #include "gfx/bitmap/gBitmap.h"
 #include "gfx/bitmap/ddsFile.h"
@@ -421,6 +428,7 @@ void TerrainBlock::_renderBlock( SceneRenderState *state )
    if ( isColorDrawPass )
       lm = LIGHTMGR;
 
+   bool has_zodiacs = afxZodiacMgr::doesBlockContainZodiacs(state, this);
    for ( U32 i=0; i < renderCells.size(); i++ )
    {
       TerrCell *cell = renderCells[i];
@@ -483,6 +491,8 @@ void TerrainBlock::_renderBlock( SceneRenderState *state )
 
       inst->defaultKey = (U32)cell->getMaterials();
 
+      if (has_zodiacs)
+         afxZodiacMgr::renderTerrainZodiacs(state, this, cell);
       // Submit it for rendering.
       renderPass->addInst( inst );
    }

Engine/source/terrain/terrRender.h

@@ -20,6 +20,16 @@
 // IN THE SOFTWARE.
 //-----------------------------------------------------------------------------
 
+//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~~//
+// Arcane-FX for MIT Licensed Open Source version of Torque 3D from GarageGames
+// Copyright (C) 2015 Faust Logic, Inc.
+//
+//    The terrain implementation of zodiacs is largely contained in
+//    afxZodiac.[h,cpp], however, some changes are required to the terrain
+//    code. Structures EmitChunk and SquareStackNode now contain an
+//    afxZodiacBitmask for keeping track of zodiac intersections.
+//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~~//
+
 #ifndef _TERRRENDER_H_
 #define _TERRRENDER_H_
 
@@ -27,6 +37,7 @@
 #include "terrain/terrData.h"
 #endif
 
+#include "afx/ce/afxZodiacDefs.h"
 enum TerrConstants : U32
 {
    MaxClipPlanes       = 8, ///< left, right, top, bottom - don't need far tho...