a_dinosaur/tmx2gba
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Tiles are now local IDs (relative to the tileset), making collision data usable.

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Palettes can be overridden per-tile thru a layer.
This commit is contained in:
a dinosaur
2015-10-26 17:09:27 +11:00
parent f213fca3cc
commit b7e320824b
11 changed files with 269 additions and 67 deletions
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41
src/tmx2gba.cpp
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@@ -31,11 +31,12 @@
#include <XGetopt.h>
static const std::string g_strUsage = "Usage: tmx2gba [-h] [-r offset] [-lc name] [-p 0-15] <-i inpath> <-o outpath>\nRun 'tmx2gba -h' to view all available options.";
static const std::string g_strFullHelp = R"(Usage: tmx2gba [-hr] [-p index] <-i inpath> <-o outpath>
static const std::string g_strUsage = "Usage: tmx2gba [-h] [-r offset] [-lyc name] [-p 0-15] <-i inpath> <-o outpath>\nRun 'tmx2gba -h' to view all available options.";
static const std::string g_strFullHelp = R"(Usage: tmx2gba [-h] [-r offset] [-lyc name] [-p 0-15] <-i inpath> <-o outpath>
-h ---------- Display this help & command info.
-l <name> --- Name of layer to use (default first layer in TMX).
-y <name> --- Layer for palette mappings.
-c <name> --- Output a separate 8bit collision map of the specified layer.
-r <offset> - Offset tile indices (default 0).
-p <0-15> --- Select which palette to use for 4-bit tilesets.
@@ -154,23 +155,34 @@ int main ( int argc, char** argv )
}
// Convert to GBA-friendly charmap data.
const uint16_t* pRead = (const uint16_t*)pLayerGfx->GetData ();
//const uint16_t* pPalRead = (const uint16_t*)pLayerPal->GetData ();
const uint32_t* pRead = pLayerGfx->GetData ();
const uint32_t* pPalRead = pLayerPal == nullptr ? nullptr : pLayerPal->GetData ();
std::vector<uint16_t> vucCharDat;
vucCharDat.reserve ( pLayerGfx->GetWidth () * pLayerGfx->GetHeight () );
for ( size_t i = 0; i < size_t(pLayerGfx->GetWidth () * pLayerGfx->GetHeight () * 2); ++i )
{
uint16_t usTile = std::max<uint16_t> ( (*pRead++) + (uint16_t)params.offset, 0 );
uint32_t uiRead = (*pRead++);
bool bFlipH = ( 0x8000 & *pRead ) ? true : false;
bool bFlipV = ( 0x4000 & *pRead++ ) ? true : false;
uint8_t ucTile = (uint8_t)std::max<uint32_t> ( 0, tmx.LidFromGid ( uiRead & ~FLIP_MASK ) + params.offset );
uint8_t ucFlags = 0x0;
uint8_t ucFlags = 0x0;
ucFlags |= ( bFlipH ) ? 0x4 : 0x0;
ucFlags |= ( bFlipV ) ? 0x8 : 0x0;
ucFlags |= params.palette << 4;
// Get flipped!
ucFlags |= ( uiRead & FLIP_HORZ ) ? 0x4 : 0x0;
ucFlags |= ( uiRead & FLIP_VERT ) ? 0x8 : 0x0;
vucCharDat.push_back ( usTile | ucFlags << 8 );
// Determine palette ID.
uint32_t uiIndex = 0;
if ( pPalRead != nullptr )
{
uiIndex = tmx.LidFromGid ( *pPalRead++ & ~FLIP_MASK );
}
if ( uiIndex == 0 )
{
uiIndex = ( params.palette << 4 ) + 1;
}
ucFlags |= (uint8_t)(uiIndex - 1);
vucCharDat.push_back ( (uint16_t)ucTile | (uint16_t)ucFlags << 8 );
}
// Save out charmap.
@@ -189,11 +201,10 @@ int main ( int argc, char** argv )
std::vector<uint8_t> vucCollisionDat;
vucCollisionDat.reserve ( pLayerCls->GetWidth () * pLayerCls->GetHeight () );
const uint8_t* pRead = (const uint8_t*)pLayerCls->GetData ();
const uint32_t* pRead = pLayerCls->GetData ();
for ( size_t i = 0; i < pLayerCls->GetWidth () * pLayerCls->GetHeight (); ++i )
{
uint8_t ucTile = *pRead;
pRead += 4;
uint8_t ucTile = (uint8_t)tmx.LidFromGid ( (*pRead++) & ~FLIP_MASK );
vucCollisionDat.push_back ( ucTile );
}