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Extend glewinfo to support optional -experimental mode, default to normal mode of operation

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This commit is contained in:
Nigel Stewart 2019-01-28 20:45:01 +10:00
parent e304e73230
commit 6f31e134f6
4 changed files with 39 additions and 15 deletions
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2
auto/Makefile
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@ -290,7 +290,7 @@ $(S.DEST)/glewinfo.c: $(EXT)/.dummy
$(BIN)/make_info_list.pl $(EGL_CORE_SPEC) >> $@
$(BIN)/make_info_list.pl $(EGL_EXT_SPEC) >> $@
cat $(SRC)/glewinfo_tail.c >> $@
perl -e 's/"glColorSubTable"/"glBlendEquation", glBlendEquation == NULL);\n glewInfoFunc("glColorSubTable"/g' -pi $@
perl -e 's/"glColorSubTable"/"glBlendEquation", glBlendEquation == NULL);\n glewInfoFunc(fi, "glColorSubTable"/g' -pi $@
rm -f $@.bak
# Update documentation

18
auto/bin/make_info.pl
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@ -20,7 +20,7 @@ do 'bin/make.pl';
sub make_pfn_info($%)
{
my $name = $_[0];
return " glewInfoFunc(\"$_[0]\", $name == NULL);";
return " glewInfoFunc(fi, \"$_[0]\", $name == NULL);";
}
#---------------------------------------------------------------------------------------
@ -44,13 +44,23 @@ if (@ARGV)
#make_separator($extname);
print "#ifdef $extname\n\n";
print "static void _glewInfo_$extname (void)\n{\n";
if ($extvar =~ /VERSION/)
if (! %$functions)
{
print " glewPrintExt(\"$extname\", $extvar, $extvar, $extvar);\n";
print " ";
}
else
{
print " glewPrintExt(\"$extname\", $extvar, $extpre" .
print " GLboolean fi = ";
}
if ($extvar =~ /VERSION/)
{
print "glewPrintExt(\"$extname\", $extvar, $extvar, $extvar);\n";
}
else
{
print "glewPrintExt(\"$extname\", $extvar, $extpre" .
"ewIsSupported(\"$extname\"), $extpre" .
"ewGetExtension(\"$extstring\"));\n";
}

11
auto/src/glewinfo_head.c
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@ -40,6 +40,9 @@ struct createParams
/* https://www.opengl.org/registry/specs/ARB/glx_create_context.txt */
int profile; /* core = 1, compatibility = 2 */
int flags; /* debug = 1, forward compatible = 2 */
/* GLEW experimental mode */
int experimental;
};
GLboolean glewCreateContext (struct createParams *params);
@ -50,7 +53,7 @@ void glewDestroyContext ();
/* ------------------------------------------------------------------------- */
static void glewPrintExt (const char* name, GLboolean def1, GLboolean def2, GLboolean def3)
static GLboolean glewPrintExt (const char* name, GLboolean def1, GLboolean def2, GLboolean def3)
{
unsigned int i;
fprintf(f, "\n%s:", name);
@ -65,15 +68,19 @@ static void glewPrintExt (const char* name, GLboolean def1, GLboolean def2, GLbo
for (i=0; i<strlen(name)+1; i++) fprintf(f, "-");
fprintf(f, "\n");
fflush(f);
return def1 || def2 || def3 || glewExperimental; /* Enable per-function info too? */
}
static void glewInfoFunc (const char* name, GLint undefined)
static void glewInfoFunc (GLboolean fi, const char* name, GLint undefined)
{
unsigned int i;
if (fi)
{
fprintf(f, " %s:", name);
for (i=0; i<60-strlen(name); i++) fprintf(f, " ");
fprintf(f, "%s\n", undefined ? "MISSING" : "OK");
fflush(f);
}
}
/* ----------------------------- GL_VERSION_1_1 ---------------------------- */

13
auto/src/glewinfo_tail.c
View File

@ -20,7 +20,8 @@ int main (int argc, char** argv)
0, /* major */
0, /* minor */
0, /* profile mask */
0 /* flags */
0, /* flags */
0 /* experimental */
};
#if defined(GLEW_EGL)
@ -41,7 +42,8 @@ int main (int argc, char** argv)
#endif
"[-version <OpenGL version>] "
"[-profile core|compatibility] "
"[-flag debug|forward]"
"[-flag debug|forward] "
"[-experimental]"
"\n");
return 1;
}
@ -52,7 +54,7 @@ int main (int argc, char** argv)
glewDestroyContext();
return 1;
}
glewExperimental = GL_TRUE;
glewExperimental = params.experimental ? GL_TRUE : GL_FALSE;
err = glewInit();
if (GLEW_OK != err)
{
@ -169,6 +171,11 @@ GLboolean glewParseArgs (int argc, char** argv, struct createParams *params)
params->visual = (int)strtol(argv[p++], NULL, 0);
}
#endif
else if (!strcmp(argv[p], "-experimental"))
{
params->experimental = 1;
++p;
}
else
return GL_TRUE;
}