static void
dumpAttrib(JSONWriter &json,
const AttribDesc &desc,
const GLbyte *data)
{
assert(desc);
if (desc.numRows > 1) {
json.beginArray();
}
for (GLint row = 0; row < desc.numRows; ++row) {
if (desc.numCols > 1) {
json.beginArray();
}
for (GLint col = 0; col < desc.numCols; ++col) {
union {
const GLbyte *rawvalue;
const GLfloat *fvalue;
const GLdouble *dvalue;
const GLint *ivalue;
const GLuint *uivalue;
} u;
u.rawvalue = data + row*desc.rowStride + col*desc.colStride;
switch (desc.elemType) {
case GL_FLOAT:
json.writeFloat(*u.fvalue);
break;
case GL_DOUBLE:
json.writeFloat(*u.dvalue);
break;
case GL_INT:
json.writeInt(*u.ivalue);
break;
case GL_UNSIGNED_INT:
json.writeInt(*u.uivalue);
break;
case GL_BOOL:
json.writeBool(*u.uivalue);
break;
default:
assert(0);
json.writeNull();
break;
}
}
if (desc.numCols > 1) {
json.endArray();
}
}
if (desc.numRows > 1) {
json.endArray();
}
}
static inline void
dumpStateObjectDesc(JSONWriter &json, Interface *pObj)
{
if (pObj) {
typename ExtractDescType< decltype( &Interface::GetDesc ) >::type Desc;
pObj->GetDesc(&Desc);
dumpStateObject(json, Desc);
} else {
json.writeNull();
}
}