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Touch: Expose metrics calculation struct/function.

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This commit is contained in:
Jared Boone 2016-07-26 15:13:07 -07:00
parent 20bcbf511e
commit d0fd56bc78
2 changed files with 9 additions and 7 deletions
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8
firmware/application/touch.cpp
View File

@ -23,13 +23,7 @@
namespace touch {
struct Metrics {
const float x;
const float y;
const float r;
};
static Metrics calculate_metrics(const Frame& frame) {
Metrics calculate_metrics(const Frame& frame) {
/* TODO: Yikes! M0 doesn't have floating point, so this code is
* expensive! On the other hand, it seems to be working well (and
* fast *enough*?), so maybe leave it alone at least for now.

8
firmware/application/touch.hpp
View File

@ -106,6 +106,14 @@ struct Frame {
bool touch { false };
};
struct Metrics {
const float x;
const float y;
const float r;
};
Metrics calculate_metrics(const Frame& frame);
template<size_t N>
class Filter {
public: