mirror of
https://github.com/TorqueGameEngines/Torque3D.git
synced 2026-01-20 04:34:48 +00:00
63682c43ec
Generating image previews of image assets was failing DDS remove redundant check for stream status. STB requires the file to be free before being written to, move check to make sure we can open the path into gBitmap and remove FileStream checks from everywhere else.
142 lines
4.9 KiB
C++
142 lines
4.9 KiB
C++
//-----------------------------------------------------------------------------
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// Copyright (c) 2012 GarageGames, LLC
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to
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// deal in the Software without restriction, including without limitation the
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// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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// sell copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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// IN THE SOFTWARE.
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//-----------------------------------------------------------------------------
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#include "platform/platform.h"
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#include "terrain/terrData.h"
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#include "gfx/bitmap/gBitmap.h"
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#include "terrain/terrMaterial.h"
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#include "core/stream/fileStream.h"
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#include "console/engineAPI.h"
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#ifdef TORQUE_TOOLS
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bool TerrainBlock::exportHeightMap( const UTF8 *filePath, const String &format ) const
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{
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GBitmap output( mFile->mSize,
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mFile->mSize,
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false,
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GFXFormatR5G6B5 );
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// First capture the max height... we'll normalize
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// everything to this value.
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U16 maxHeight = 0;
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Vector<const U16>::iterator iBits = mFile->mHeightMap.begin();
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for ( S32 y = 0; y < mFile->mSize; y++ )
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{
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for ( S32 x = 0; x < mFile->mSize; x++ )
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{
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if ( *iBits > maxHeight )
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maxHeight = *iBits;
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++iBits;
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}
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}
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// Now write out the map.
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iBits = mFile->mHeightMap.begin();
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U16 *oBits = (U16*)output.getWritableBits();
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for ( S32 y = 0; y < mFile->mSize; y++ )
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{
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for ( S32 x = 0; x < mFile->mSize; x++ )
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{
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// PNG expects big endian.
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U16 height = (U16)( ( (F32)(*iBits) / (F32)maxHeight ) * (F32)U16_MAX );
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*oBits = convertHostToBEndian( height );
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++oBits;
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++iBits;
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}
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}
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if ( !output.writeBitmap( format, filePath) )
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{
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Con::errorf( "TerrainBlock::exportHeightMap() - Error writing %s: %s !", format.c_str(), filePath );
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return false;
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}
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// Print out the map size in meters, so that the user
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// knows what values to use when importing it into
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// another terrain tool.
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S32 dim = mSquareSize * mFile->mSize;
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S32 height = fixedToFloat( maxHeight );
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Con::printf( "Saved heightmap with dimensions %d x %d x %d.", dim, dim, height );
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return true;
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}
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bool TerrainBlock::exportLayerMaps( const UTF8 *filePrefix, const String &format ) const
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{
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for(S32 i = 0; i < mFile->mMaterials.size(); i++)
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{
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Vector<const U8>::iterator iBits = mFile->mLayerMap.begin();
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GBitmap output( mFile->mSize,
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mFile->mSize,
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false,
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GFXFormatA8 );
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// Copy the layer data.
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U8 *oBits = (U8*)output.getWritableBits();
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dMemset( oBits, 0, mFile->mSize * mFile->mSize );
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for ( S32 y = 0; y < mFile->mSize; y++ )
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{
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for ( S32 x = 0; x < mFile->mSize; x++ )
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{
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if(*iBits == i)
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*oBits = 0xFF;
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++iBits;
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++oBits;
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}
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}
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// Whats the full file name for this layer.
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UTF8 filePath[1024];
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dSprintf( filePath, 1024, "%s_%d_%s.%s", filePrefix, i, mFile->mMaterials[i]->getInternalName(), format.c_str() );
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if ( !output.writeBitmap( format, filePath) )
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{
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Con::errorf( "TerrainBlock::exportLayerMaps() - Error writing %s: %s !", format.c_str(), filePath );
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return false;
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}
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}
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return true;
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}
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DefineEngineMethod( TerrainBlock, exportHeightMap, bool, (const char * fileNameStr, const char * format), ( "png"), "(string filename, [string format]) - export the terrain block's heightmap to a bitmap file (default: png)" )
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{
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UTF8 fileName[1024];
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Con::expandScriptFilename( fileName, sizeof( fileName ), fileNameStr );
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return object->exportHeightMap( fileName, format );
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}
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DefineEngineMethod( TerrainBlock, exportLayerMaps, bool, (const char * filePrefixStr, const char * format), ( "png"), "(string filePrefix, [string format]) - export the terrain block's layer maps to bitmap files (default: png)" )
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{
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UTF8 filePrefix[1024];
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Con::expandScriptFilename( filePrefix, sizeof( filePrefix ), filePrefixStr );
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return object->exportLayerMaps( filePrefix, format );
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}
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#endif
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