//-----------------------------------------------------------------------------
// Patches a single keyvalue in a material
//-----------------------------------------------------------------------------
void CreateMaterialPatch( const char *pOriginalMaterialName, const char *pNewMaterialName,
const char *pNewKey, const char *pNewValue, MaterialPatchType_t nPatchType )
{
MaterialPatchInfo_t info;
info.m_pKey = pNewKey;
info.m_pValue = pNewValue;
CreateMaterialPatch( pOriginalMaterialName, pNewMaterialName, 1, &info, nPatchType );
}
//-----------------------------------------------------------------------------
// Patches the $envmap for a material and all its dependents, returns true if any patching happened
//-----------------------------------------------------------------------------
static bool PatchEnvmapForMaterialAndDependents( const char *pMaterialName, const PatchInfo_t &info, const char *pCubemapTexture )
{
// Do *NOT* patch the material if there is an $envmap specified and it's not 'env_cubemap'
// FIXME: It's theoretically ok to patch the material if $envmap is not specified,
// because we're using the 'replace' block, which will only add the env_cubemap if
// $envmap is specified in the source material. But it will fail if someone adds
// a specific non-env_cubemap $envmap to the source material at a later point. Bleah
// See if we have an $envmap to patch
bool bShouldPatchEnvCubemap = DoesMaterialHaveKeyValuePair( pMaterialName, "$envmap", "env_cubemap" );
// See if we have a dependent material to patch
bool bDependentMaterialPatched = false;
const char *pDependentMaterialVar = NULL;
const char *pDependentMaterial = FindDependentMaterial( pMaterialName, &pDependentMaterialVar );
if ( pDependentMaterial )
{
bDependentMaterialPatched = PatchEnvmapForMaterialAndDependents( pDependentMaterial, info, pCubemapTexture );
}
// If we have neither to patch, we're done
if ( !bShouldPatchEnvCubemap && !bDependentMaterialPatched )
return false;
// Otherwise we have to make a patched version of ourselves
char pPatchedMaterialName[1024];
GeneratePatchedName( pMaterialName, info, true, pPatchedMaterialName, 1024 );
MaterialPatchInfo_t pPatchInfo[2];
int nPatchCount = 0;
if ( bShouldPatchEnvCubemap )
{
pPatchInfo[nPatchCount].m_pKey = "$envmap";
pPatchInfo[nPatchCount].m_pRequiredOriginalValue = "env_cubemap";
pPatchInfo[nPatchCount].m_pValue = pCubemapTexture;
++nPatchCount;
}
char pDependentPatchedMaterialName[1024];
if ( bDependentMaterialPatched )
{
// FIXME: Annoying! I either have to pass back the patched dependent material name
// or reconstruct it. Both are sucky.
GeneratePatchedName( pDependentMaterial, info, true, pDependentPatchedMaterialName, 1024 );
pPatchInfo[nPatchCount].m_pKey = pDependentMaterialVar;
pPatchInfo[nPatchCount].m_pValue = pDependentPatchedMaterialName;
++nPatchCount;
}
CreateMaterialPatch( pMaterialName, pPatchedMaterialName, nPatchCount, pPatchInfo, PATCH_REPLACE );
return true;
}
//-----------------------------------------------------------------------------
// Purpose: Called to write procedural materials in the rb tree to the embedded
// pak file for this .bsp
//-----------------------------------------------------------------------------
void EmitWaterMaterialFile( WaterTexInfo *wti )
{
char waterTextureName[512];
if ( !wti )
{
return;
}
GetWaterTextureName( mapbase, wti->m_MaterialName.String(), ( int )wti->m_nWaterDepth, waterTextureName );
// Convert to string
char szDepth[ 32 ];
sprintf( szDepth, "%i", wti->m_nWaterDepth );
CreateMaterialPatch( wti->m_MaterialName.String(), waterTextureName, "$waterdepth", szDepth, PATCH_INSERT );
}
