Git-Mirrors/portapack-mayhem
1
0
Fork 0
mirror of https://github.com/eried/portapack-mayhem.git synced 2025-06-04 13:18:55 -04:00
Code Issues Projects Releases Packages Wiki Activity

Improve clipping of RSSI, baseband, audio bar graphs.

Browse source
This commit is contained in:
Jared Boone 2016-01-27 12:50:33 -08:00
parent 018b54c711
commit 6917a38106
3 changed files with 37 additions and 27 deletions
Download patch file Download diff file Expand all files Collapse all files

20
firmware/application/ui_audio.cpp
View file

@ -23,6 +23,8 @@
#include "event_m0.hpp"
#include "utility.hpp"
#include <algorithm>
namespace ui {
@ -42,15 +44,17 @@ void Audio::on_hide() {
void Audio::paint(Painter& painter) {
const auto r = screen_rect();
const int32_t db_min = -r.width();
const int32_t x_0 = 0;
const int32_t x_rms = std::max(x_0, rms_db_ - db_min);
const int32_t x_max = std::max(x_rms + 1, max_db_ - db_min);
const int32_t x_lim = r.width();
constexpr int db_min = -96;
constexpr int db_max = 0;
constexpr int db_delta = db_max - db_min;
const range_t<int> x_rms_range { 0, r.width() - 1 };
const auto x_rms = x_rms_range.clip((rms_db_ - db_min) * r.width() / db_delta);
const range_t<int> x_max_range { x_rms + 1, r.width() };
const auto x_max = x_max_range.clip((max_db_ - db_min) * r.width() / db_delta);
const Rect r0 {
static_cast<ui::Coord>(r.left() + x_0), r.top(),
static_cast<ui::Dim>(x_rms - x_0), r.height()
static_cast<ui::Coord>(r.left()), r.top(),
static_cast<ui::Dim>(x_rms), r.height()
};
painter.fill_rectangle(
r0,
@ -77,7 +81,7 @@ void Audio::paint(Painter& painter) {
const Rect r3 {
static_cast<ui::Coord>(r.left() + x_max), r.top(),
static_cast<ui::Dim>(x_lim - x_max), r.height()
static_cast<ui::Dim>(r.width() - x_max), r.height()
};
painter.fill_rectangle(
r3,