void GrDrawAtlasBatch::onPrepareDraws(Target* target) const {
// Setup geometry processor
sk_sp<GrGeometryProcessor> gp(set_vertex_attributes(this->hasColors(),
this->color(),
this->viewMatrix(),
this->coverageIgnored()));
int instanceCount = fGeoData.count();
size_t vertexStride = gp->getVertexStride();
SkASSERT(vertexStride == sizeof(SkPoint) + sizeof(SkPoint)
+ (this->hasColors() ? sizeof(GrColor) : 0));
QuadHelper helper;
int numQuads = this->quadCount();
void* verts = helper.init(target, vertexStride, numQuads);
if (!verts) {
SkDebugf("Could not allocate vertices\n");
return;
}
uint8_t* vertPtr = reinterpret_cast<uint8_t*>(verts);
for (int i = 0; i < instanceCount; i++) {
const Geometry& args = fGeoData[i];
size_t allocSize = args.fVerts.count();
memcpy(vertPtr, args.fVerts.begin(), allocSize);
vertPtr += allocSize;
}
helper.recordDraw(target, gp.get());
}
