Files
ispc/tests/struct-forward-decl.ispc
Matt Pharr 99a27fe241 Add support for forward declarations of structures.
Now a declaration like 'struct Foo;' can be used to establish the
name of a struct type, without providing a definition.  One can
pass pointers to such types around the system, but can't do much
else with them (as in C/C++).

Issue #125.
2012-04-16 06:27:21 -07:00

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export uniform int width() { return programCount; }
struct Foo;
void bing(varying Foo * uniform);
struct Foo {
float f;
int i;
};
void bar(varying Foo * uniform f) {
bing(f);
}
export void f_f(uniform float RET[], uniform float aFOO[]) {
Foo f;
f.f = aFOO[programIndex];
f.i = programIndex;
bar(&f);
RET[programIndex] = f.f;
}
void bing(varying Foo * uniform f) {
f->f *= 2;
}
export void result(uniform float RET[]) {
RET[programIndex] = 2 + 2*programIndex;
}