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Commit 32855688 by Olli Etuaho
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Add more options to translator sample

Adds precision emulation and WebGL 2 and GLES3 specs as options. The example command line is also fixed. Change-Id: Ia45eca1815724a63b26662ee0cadecf9dfea51f9 Reviewed-on: https://chromium-review.googlesource.com/236793Reviewed-by: 's avatarJamie Madill <jmadill@chromium.org> Tested-by: 's avatarOlli Etuaho <oetuaho@nvidia.com>
parent f6bdb312
Showing with 26 additions and 4 deletions
samples/translator/translator.cpp
......@@ -90,13 +90,32 @@ int main(int argc, char *argv[])
case 'e': compileOptions |= SH_EMULATE_BUILT_IN_FUNCTIONS; break;
case 'd': compileOptions |= SH_DEPENDENCY_GRAPH; break;
case 't': compileOptions |= SH_TIMING_RESTRICTIONS; break;
case 'p': resources.WEBGL_debug_shader_precision = 1; break;
case 's':
if (argv[0][2] == '=')
{
switch (argv[0][3])
{
case 'e': spec = SH_GLES2_SPEC; break;
case 'w': spec = SH_WEBGL_SPEC; break;
case 'e':
if (argv[0][4] == '3')
{
spec = SH_GLES3_SPEC;
}
else
{
spec = SH_GLES2_SPEC;
}
break;
case 'w':
if (argv[0][4] == '2')
{
spec = SH_WEBGL2_SPEC;
}
else
{
spec = SH_WEBGL_SPEC;
}
break;
case 'c': spec = SH_CSS_SHADERS_SPEC; break;
default: failCode = EFailUsage;
}
......@@ -232,7 +251,7 @@ int main(int argc, char *argv[])
//
void usage()
{
printf("Usage: translate [-i -m -o -u -l -e -b=e -b=g -b=h -x=i -x=d] file1 file2 ...\n"
printf("Usage: translate [-i -o -u -l -e -t -d -p -b=e -b=g -b=h9 -x=i -x=d] file1 file2 ...\n"
"Where: filename : filename ending in .frag or .vert\n"
" -i : print intermediate tree\n"
" -o : print translated code\n"
......@@ -241,8 +260,11 @@ void usage()
" -e : emulate certain built-in functions (workaround for driver bugs)\n"
" -t : enforce experimental timing restrictions\n"
" -d : print dependency graph used to enforce timing restrictions\n"
" -s=e : use GLES2 spec (this is by default)\n"
" -p : use precision emulation\n"
" -s=e2 : use GLES2 spec (this is by default)\n"
" -s=e3 : use GLES3 spec (in development)\n"
" -s=w : use WebGL spec\n"
" -s=w2 : use WebGL 2 spec (in development)\n"
" -s=c : use CSS Shaders spec\n"
" -b=e : output GLSL ES code (this is by default)\n"
" -b=g : output GLSL code\n"
......
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