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feat: stretch mode

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Virt 2024-07-02 15:35:37 +02:00
commit 5fee8c5545
18 changed files with 234 additions and 79 deletions
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40
src/mode/ModeTilt.cpp
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@ -1,43 +1,15 @@
#include "ModeTilt.hpp"
#include "utils.hpp"
#include "../globals.hpp"
#include <hyprland/src/Compositor.hpp>
double function(double speed) {
static auto const* PFUNCTION = (Hyprlang::STRING const*)HyprlandAPI::getConfigValue(PHANDLE, CONFIG_FUNCTION)->getDataStaticPtr();
static auto* const* PMASS = (Hyprlang::INT* const*)HyprlandAPI::getConfigValue(PHANDLE, CONFIG_MASS)->getDataStaticPtr();
double mass = **PMASS;
double result = 0;
if (!strcmp(*PFUNCTION, "linear")) {
result = speed / **PMASS;
} else if (!strcmp(*PFUNCTION, "quadratic")) {
// (1 / m²) * x², is a quadratic function which will reach 1 at m
result = (1.0 / (mass * mass)) * (speed * speed);
result *= (speed > 0 ? 1 : -1);
} else if (!strcmp(*PFUNCTION, "negative_quadratic")) {
float x = std::abs(speed);
// (-1 / m²) * (x - m)² + 1, is a quadratic function with the inverse curvature which will reach 1 at m
result = (-1.0 / (mass * mass)) * ((x - mass) * (x - mass)) + 1;
if (x > mass) result = 1; // need to clamp manually, as the function would decrease again
result *= (speed > 0 ? 1 : -1);
} else
Debug::log(WARN, "[dynamic-cursors] unknown air function specified");
return std::clamp(result, -1.0, 1.0);
}
EModeUpdate CModeTilt::strategy() {
return TICK;
}
double CModeTilt::update(Vector2D pos) {
SModeResult CModeTilt::update(Vector2D pos) {
static auto const* PFUNCTION = (Hyprlang::STRING const*)HyprlandAPI::getConfigValue(PHANDLE, CONFIG_FUNCTION)->getDataStaticPtr();
static auto* const* PMASS = (Hyprlang::INT* const*)HyprlandAPI::getConfigValue(PHANDLE, CONFIG_MASS)->getDataStaticPtr();
// create samples array
int max = g_pHyprRenderer->m_pMostHzMonitor->refreshRate / 10; // 100ms worth of history
@ -52,5 +24,7 @@ double CModeTilt::update(Vector2D pos) {
// calculate speed and tilt
double speed = (samples[current].x - samples[first].x) / 0.1;
return function(speed) * (PI / 3); // 120° in both directions
auto result = SModeResult();
result.rotation = activation(*PFUNCTION, **PMASS, speed) * (PI / 3); // 120° in both directions
return result;
}