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Fix potential crash in ShaderVisitor for textures with no image assigned

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This commit is contained in:
scrawl 2017-02-08 19:16:07 +01:00
parent 43d9f3d5c7
commit 792f505b2a
1 changed files with 2 additions and 2 deletions
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4
components/shader/shadervisitor.cpp
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@ -152,7 +152,7 @@ namespace Shader
}
}
if (mAutoUseNormalMaps && diffuseMap != NULL && normalMap == NULL)
if (mAutoUseNormalMaps && diffuseMap != NULL && normalMap == NULL && diffuseMap->getImage(0))
{
std::string normalMapFileName = diffuseMap->getImage(0)->getFileName();
@ -194,7 +194,7 @@ namespace Shader
mRequirements.back().mNormalHeight = normalHeight;
}
}
if (mAutoUseSpecularMaps && diffuseMap != NULL && specularMap == NULL)
if (mAutoUseSpecularMaps && diffuseMap != NULL && specularMap == NULL && diffuseMap->getImage(0))
{
std::string specularMapFileName = diffuseMap->getImage(0)->getFileName();
boost::replace_last(specularMapFileName, ".", mSpecularMapPattern + ".");