void GrGLVertexShaderBuilder::emitAttributes(const GrGeometryProcessor& gp) {
const GrGeometryProcessor::VertexAttribArray& vars = gp.getVertexAttribs();
int numAttributes = vars.count();
for (int a = 0; a < numAttributes; ++a) {
this->addAttribute(vars[a]);
}
}
static uint32_t gen_attrib_key(const GrGeometryProcessor& proc) {
uint32_t key = 0;
const GrGeometryProcessor::VertexAttribArray& vars = proc.getVertexAttribs();
int numAttributes = vars.count();
SkASSERT(numAttributes <= 2);
for (int a = 0; a < numAttributes; ++a) {
uint32_t value = 1 << a;
key |= value;
}
return key;
}