1 files changed, 345 insertions, 0 deletions
diff --git a/quantum/pointing_device/pointing_device_drivers.c b/quantum/pointing_device/pointing_device_drivers.c
new file mode 100644
index 0000000000..3780f3d2da
--- /dev/null
+++ b/quantum/pointing_device/pointing_device_drivers.c
@@ -0,0 +1,345 @@
+/* Copyright 2017 Joshua Broekhuijsen <snipeye+qmk@gmail.com>
+ * Copyright 2020 Christopher Courtney, aka Drashna Jael're  (@drashna) <drashna@live.com>
+ * Copyright 2021 Dasky (@daskygit)
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "pointing_device.h"
+#include "debug.h"
+#include "wait.h"
+#include "timer.h"
+#include <stddef.h>
+
+#define CONSTRAIN_HID(amt) ((amt) < INT8_MIN ? INT8_MIN : ((amt) > INT8_MAX ? INT8_MAX : (amt)))
+#define CONSTRAIN_HID_XY(amt) ((amt) < XY_REPORT_MIN ? XY_REPORT_MIN : ((amt) > XY_REPORT_MAX ? XY_REPORT_MAX : (amt)))
+
+// get_report functions should probably be moved to their respective drivers.
+
+#if defined(POINTING_DEVICE_DRIVER_adns5050)
+report_mouse_t adns5050_get_report(report_mouse_t mouse_report) {
+    report_adns5050_t data = adns5050_read_burst();
+
+    if (data.dx != 0 || data.dy != 0) {
+#    ifdef CONSOLE_ENABLE
+        if (debug_mouse) dprintf("Raw ] X: %d, Y: %d\n", data.dx, data.dy);
+#    endif
+
+        mouse_report.x = (mouse_xy_report_t)data.dx;
+        mouse_report.y = (mouse_xy_report_t)data.dy;
+    }
+
+    return mouse_report;
+}
+
+// clang-format off
+const pointing_device_driver_t pointing_device_driver = {
+    .init         = adns5050_init,
+    .get_report   = adns5050_get_report,
+    .set_cpi      = adns5050_set_cpi,
+    .get_cpi      = adns5050_get_cpi,
+};
+// clang-format on
+
+#elif defined(POINTING_DEVICE_DRIVER_adns9800)
+
+report_mouse_t adns9800_get_report_driver(report_mouse_t mouse_report) {
+    report_adns9800_t sensor_report = adns9800_get_report();
+
+    mouse_report.x = CONSTRAIN_HID_XY(sensor_report.x);
+    mouse_report.y = CONSTRAIN_HID_XY(sensor_report.y);
+
+    return mouse_report;
+}
+
+// clang-format off
+const pointing_device_driver_t pointing_device_driver = {
+    .init       = adns9800_init,
+    .get_report = adns9800_get_report_driver,
+    .set_cpi    = adns9800_set_cpi,
+    .get_cpi    = adns9800_get_cpi
+};
+// clang-format on
+
+#elif defined(POINTING_DEVICE_DRIVER_analog_joystick)
+report_mouse_t analog_joystick_get_report(report_mouse_t mouse_report) {
+    report_analog_joystick_t data = analog_joystick_read();
+
+#    ifdef CONSOLE_ENABLE
+    if (debug_mouse) dprintf("Raw ] X: %d, Y: %d\n", data.x, data.y);
+#    endif
+
+    mouse_report.x = data.x;
+    mouse_report.y = data.y;
+
+    mouse_report.buttons = pointing_device_handle_buttons(mouse_report.buttons, data.button, POINTING_DEVICE_BUTTON1);
+
+    return mouse_report;
+}
+
+// clang-format off
+const pointing_device_driver_t pointing_device_driver = {
+    .init       = analog_joystick_init,
+    .get_report = analog_joystick_get_report,
+    .set_cpi    = NULL,
+    .get_cpi    = NULL
+};
+// clang-format on
+
+#elif defined(POINTING_DEVICE_DRIVER_cirque_pinnacle_i2c) || defined(POINTING_DEVICE_DRIVER_cirque_pinnacle_spi)
+#    ifdef POINTING_DEVICE_GESTURES_CURSOR_GLIDE_ENABLE
+static bool cursor_glide_enable = true;
+
+static cursor_glide_context_t glide = {.config = {
+                                           .coef       = 102, /* Good default friction coef */
+                                           .interval   = 10,  /* 100sps */
+                                           .trigger_px = 10,  /* Default threshold in case of hover, set to 0 if you'd like */
+                                       }};
+
+void cirque_pinnacle_enable_cursor_glide(bool enable) {
+    cursor_glide_enable = enable;
+}
+
+void cirque_pinnacle_configure_cursor_glide(float trigger_px) {
+    glide.config.trigger_px = trigger_px;
+}
+#    endif
+
+report_mouse_t cirque_pinnacle_get_report(report_mouse_t mouse_report) {
+    pinnacle_data_t   touchData = cirque_pinnacle_read_data();
+    mouse_xy_report_t report_x = 0, report_y = 0;
+    static uint16_t   x = 0, y = 0;
+#    ifdef POINTING_DEVICE_GESTURES_CURSOR_GLIDE_ENABLE
+    cursor_glide_t    glide_report = {0};
+
+    if (cursor_glide_enable) {
+        glide_report = cursor_glide_check(&glide);
+    }
+#    endif
+
+#    if !CIRQUE_PINNACLE_POSITION_MODE
+#        error Cirque Pinnacle with relative mode not implemented yet.
+#    endif
+
+    if (!touchData.valid) {
+#    ifdef POINTING_DEVICE_GESTURES_CURSOR_GLIDE_ENABLE
+        if (cursor_glide_enable && glide_report.valid) {
+            report_x = glide_report.dx;
+            report_y = glide_report.dy;
+            goto mouse_report_update;
+        }
+#    endif
+        return mouse_report;
+    }
+
+#    if CONSOLE_ENABLE
+    if (debug_mouse && touchData.touchDown) {
+        dprintf("cirque_pinnacle touchData x=%4d y=%4d z=%2d\n", touchData.xValue, touchData.yValue, touchData.zValue);
+    }
+#    endif
+
+    // Scale coordinates to arbitrary X, Y resolution
+    cirque_pinnacle_scale_data(&touchData, cirque_pinnacle_get_scale(), cirque_pinnacle_get_scale());
+
+    if (!cirque_pinnacle_gestures(&mouse_report, touchData)) {
+        if (x && y && touchData.xValue && touchData.yValue) {
+            report_x = CONSTRAIN_HID_XY((int16_t)(touchData.xValue - x));
+            report_y = CONSTRAIN_HID_XY((int16_t)(touchData.yValue - y));
+        }
+        x = touchData.xValue;
+        y = touchData.yValue;
+
+#    ifdef POINTING_DEVICE_GESTURES_CURSOR_GLIDE_ENABLE
+        if (cursor_glide_enable) {
+            if (touchData.touchDown) {
+                cursor_glide_update(&glide, report_x, report_y, touchData.zValue);
+            } else if (!glide_report.valid) {
+                glide_report = cursor_glide_start(&glide);
+                if (glide_report.valid) {
+                    report_x = glide_report.dx;
+                    report_y = glide_report.dy;
+                }
+            }
+        }
+#    endif
+    }
+
+#    ifdef POINTING_DEVICE_GESTURES_CURSOR_GLIDE_ENABLE
+mouse_report_update:
+#    endif
+    mouse_report.x = report_x;
+    mouse_report.y = report_y;
+
+    return mouse_report;
+}
+
+uint16_t cirque_pinnacle_get_cpi(void) {
+    return CIRQUE_PINNACLE_PX_TO_INCH(cirque_pinnacle_get_scale());
+}
+void cirque_pinnacle_set_cpi(uint16_t cpi) {
+    cirque_pinnacle_set_scale(CIRQUE_PINNACLE_INCH_TO_PX(cpi));
+}
+
+// clang-format off
+const pointing_device_driver_t pointing_device_driver = {
+    .init       = cirque_pinnacle_init,
+    .get_report = cirque_pinnacle_get_report,
+    .set_cpi    = cirque_pinnacle_set_cpi,
+    .get_cpi    = cirque_pinnacle_get_cpi
+};
+// clang-format on
+#elif defined(POINTING_DEVICE_DRIVER_paw3204)
+
+report_mouse_t paw3204_get_report(report_mouse_t mouse_report) {
+    report_paw3204_t data = paw3204_read();
+    if (data.isMotion) {
+#    ifdef CONSOLE_ENABLE
+        dprintf("Raw ] X: %d, Y: %d\n", data.x, data.y);
+#    endif
+
+        mouse_report.x = data.x;
+        mouse_report.y = data.y;
+    }
+
+    return mouse_report;
+}
+const pointing_device_driver_t pointing_device_driver = {
+    .init       = paw3204_init,
+    .get_report = paw3204_get_report,
+    .set_cpi    = paw3204_set_cpi,
+    .get_cpi    = paw3204_get_cpi,
+};
+#elif defined(POINTING_DEVICE_DRIVER_pimoroni_trackball)
+
+mouse_xy_report_t pimoroni_trackball_adapt_values(clamp_range_t* offset) {
+    if (*offset > XY_REPORT_MAX) {
+        *offset -= XY_REPORT_MAX;
+        return (mouse_xy_report_t)XY_REPORT_MAX;
+    } else if (*offset < XY_REPORT_MIN) {
+        *offset += XY_REPORT_MAX;
+        return (mouse_xy_report_t)XY_REPORT_MIN;
+    } else {
+        mouse_xy_report_t temp_return = *offset;
+        *offset                       = 0;
+        return temp_return;
+    }
+}
+
+report_mouse_t pimoroni_trackball_get_report(report_mouse_t mouse_report) {
+    static uint16_t      debounce      = 0;
+    static uint8_t       error_count   = 0;
+    pimoroni_data_t      pimoroni_data = {0};
+    static clamp_range_t x_offset = 0, y_offset = 0;
+
+    if (error_count < PIMORONI_TRACKBALL_ERROR_COUNT) {
+        i2c_status_t status = read_pimoroni_trackball(&pimoroni_data);
+
+        if (status == I2C_STATUS_SUCCESS) {
+            error_count = 0;
+
+            if (!(pimoroni_data.click & 128)) {
+                mouse_report.buttons = pointing_device_handle_buttons(mouse_report.buttons, false, POINTING_DEVICE_BUTTON1);
+                if (!debounce) {
+                    x_offset += pimoroni_trackball_get_offsets(pimoroni_data.right, pimoroni_data.left, PIMORONI_TRACKBALL_SCALE);
+                    y_offset += pimoroni_trackball_get_offsets(pimoroni_data.down, pimoroni_data.up, PIMORONI_TRACKBALL_SCALE);
+                    mouse_report.x = pimoroni_trackball_adapt_values(&x_offset);
+                    mouse_report.y = pimoroni_trackball_adapt_values(&y_offset);
+                } else {
+                    debounce--;
+                }
+            } else {
+                mouse_report.buttons = pointing_device_handle_buttons(mouse_report.buttons, true, POINTING_DEVICE_BUTTON1);
+                debounce             = PIMORONI_TRACKBALL_DEBOUNCE_CYCLES;
+            }
+        } else {
+            error_count++;
+        }
+    }
+    return mouse_report;
+}
+
+// clang-format off
+const pointing_device_driver_t pointing_device_driver = {
+    .init       = pimoroni_trackball_device_init,
+    .get_report = pimoroni_trackball_get_report,
+    .set_cpi    = pimoroni_trackball_set_cpi,
+    .get_cpi    = pimoroni_trackball_get_cpi
+};
+// clang-format on
+
+#elif defined(POINTING_DEVICE_DRIVER_pmw3360) || defined(POINTING_DEVICE_DRIVER_pmw3389)
+static void pmw33xx_init_wrapper(void) {
+    pmw33xx_init(0);
+}
+
+static void pmw33xx_set_cpi_wrapper(uint16_t cpi) {
+    pmw33xx_set_cpi(0, cpi);
+}
+
+static uint16_t pmw33xx_get_cpi_wrapper(void) {
+    return pmw33xx_get_cpi(0);
+}
+
+report_mouse_t pmw33xx_get_report(report_mouse_t mouse_report) {
+    pmw33xx_report_t report    = pmw33xx_read_burst(0);
+    static bool      in_motion = false;
+
+    if (report.motion.b.is_lifted) {
+        return mouse_report;
+    }
+
+    if (!report.motion.b.is_motion) {
+        in_motion = false;
+        return mouse_report;
+    }
+
+    if (!in_motion) {
+        in_motion = true;
+        dprintf("PWM3360 (0): starting motion\n");
+    }
+
+    mouse_report.x = CONSTRAIN_HID_XY(report.delta_x);
+    mouse_report.y = CONSTRAIN_HID_XY(report.delta_y);
+    return mouse_report;
+}
+
+// clang-format off
+const pointing_device_driver_t pointing_device_driver = {
+    .init       = pmw33xx_init_wrapper,
+    .get_report = pmw33xx_get_report,
+    .set_cpi    = pmw33xx_set_cpi_wrapper,
+    .get_cpi    = pmw33xx_get_cpi_wrapper
+};
+// clang-format on
+
+#else
+__attribute__((weak)) void           pointing_device_driver_init(void) {}
+__attribute__((weak)) report_mouse_t pointing_device_driver_get_report(report_mouse_t mouse_report) {
+    return mouse_report;
+}
+__attribute__((weak)) uint16_t pointing_device_driver_get_cpi(void) {
+    return 0;
+}
+__attribute__((weak)) void pointing_device_driver_set_cpi(uint16_t cpi) {}
+
+// clang-format off
+const pointing_device_driver_t pointing_device_driver = {
+    .init       = pointing_device_driver_init,
+    .get_report = pointing_device_driver_get_report,
+    .get_cpi    = pointing_device_driver_get_cpi,
+    .set_cpi    = pointing_device_driver_set_cpi
+};
+// clang-format on
+
+#endif