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Allowing explicit specification of shader compiltion type via -T option, rather then looking at file extension. For HLSL files, this is nice because .hlsl extension is natively udnerstood by visual studio, likely to be used with the -e option.

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This commit is contained in:
dankbaker 2016-08-08 21:43:07 -04:00
parent 349ac3df86
commit 45d49bcd51
1 changed files with 16 additions and 0 deletions
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16
StandAlone/StandAlone.cpp
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@ -155,6 +155,7 @@ int Options = 0;
const char* ExecutableName = nullptr;
const char* binaryFileName = nullptr;
const char* entryPointName = nullptr;
const char* shaderTargetName = nullptr;
//
// Create the default name for saving a binary if -o is not provided.
@ -236,6 +237,15 @@ void ProcessArguments(int argc, char* argv[])
Options |= EOptionVulkanRules;
Options |= EOptionLinkProgram;
break;
case 'T':
shaderTargetName = argv[1];
if (argc > 0) {
argc--;
argv++;
}
else
Error("no <target> specified for -T");
break;
case 'G':
Options |= EOptionSpv;
Options |= EOptionLinkProgram;
@ -260,6 +270,7 @@ void ProcessArguments(int argc, char* argv[])
case 'e':
// HLSL todo: entry point handle needs much more sophistication.
// This is okay for one compilation unit with one entry point.
// dankbaker - not sure it needs to be, fxc has no more sophistication then this
entryPointName = argv[1];
if (argc > 0) {
argc--;
@ -685,6 +696,9 @@ EShLanguage FindLanguage(const std::string& name)
}
std::string suffix = name.substr(ext + 1, std::string::npos);
if (shaderTargetName)
suffix = shaderTargetName;
if (suffix == "vert")
return EShLangVertex;
else if (suffix == "tesc")
@ -778,6 +792,8 @@ void usage()
" -H print human readable form of SPIR-V; turns on -V\n"
" -E print pre-processed GLSL; cannot be used with -l;\n"
" errors will appear on stderr.\n"
" -T <target> uses explicit target specified, rather then the file extension.\n"
" valid choices are vert,tesc, tese,geom, rag,comp\n"
" -c configuration dump;\n"
" creates the default configuration file (redirect to a .conf file)\n"
" -C cascading errors; risks crashes from accumulation of error recoveries\n"