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-rw-r--r--quantum/painter/qp.c228
1 files changed, 228 insertions, 0 deletions
diff --git a/quantum/painter/qp.c b/quantum/painter/qp.c
new file mode 100644
index 0000000000..e292ff6497
--- /dev/null
+++ b/quantum/painter/qp.c
@@ -0,0 +1,228 @@
+// Copyright 2021 Nick Brassel (@tzarc)
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include <quantum.h>
+#include <utf8.h>
+
+#include "qp_internal.h"
+#include "qp_comms.h"
+#include "qp_draw.h"
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Internal driver validation
+
+static bool validate_driver_vtable(struct painter_driver_t *driver) {
+ return (driver->driver_vtable && driver->driver_vtable->init && driver->driver_vtable->power && driver->driver_vtable->clear && driver->driver_vtable->viewport && driver->driver_vtable->pixdata && driver->driver_vtable->palette_convert && driver->driver_vtable->append_pixels) ? true : false;
+}
+
+static bool validate_comms_vtable(struct painter_driver_t *driver) {
+ return (driver->comms_vtable && driver->comms_vtable->comms_init && driver->comms_vtable->comms_start && driver->comms_vtable->comms_stop && driver->comms_vtable->comms_send) ? true : false;
+}
+
+static bool validate_driver_integrity(struct painter_driver_t *driver) {
+ return validate_driver_vtable(driver) && validate_comms_vtable(driver);
+}
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Quantum Painter External API: qp_init
+
+bool qp_init(painter_device_t device, painter_rotation_t rotation) {
+ qp_dprintf("qp_init: entry\n");
+ struct painter_driver_t *driver = (struct painter_driver_t *)device;
+
+ driver->validate_ok = false;
+ if (!validate_driver_integrity(driver)) {
+ qp_dprintf("Failed to validate driver integrity in qp_init\n");
+ return false;
+ }
+
+ driver->validate_ok = true;
+
+ if (!qp_comms_init(device)) {
+ driver->validate_ok = false;
+ qp_dprintf("qp_init: fail (could not init comms)\n");
+ return false;
+ }
+
+ if (!qp_comms_start(device)) {
+ qp_dprintf("qp_init: fail (could not start comms)\n");
+ return false;
+ }
+
+ // Set the rotation before init
+ driver->rotation = rotation;
+
+ // Invoke init
+ bool ret = driver->driver_vtable->init(device, rotation);
+ qp_comms_stop(device);
+ qp_dprintf("qp_init: %s\n", ret ? "ok" : "fail");
+ return ret;
+}
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Quantum Painter External API: qp_power
+
+bool qp_power(painter_device_t device, bool power_on) {
+ qp_dprintf("qp_power: entry\n");
+ struct painter_driver_t *driver = (struct painter_driver_t *)device;
+ if (!driver->validate_ok) {
+ qp_dprintf("qp_power: fail (validation_ok == false)\n");
+ return false;
+ }
+
+ if (!qp_comms_start(device)) {
+ qp_dprintf("qp_power: fail (could not start comms)\n");
+ return false;
+ }
+
+ bool ret = driver->driver_vtable->power(device, power_on);
+ qp_comms_stop(device);
+ qp_dprintf("qp_power: %s\n", ret ? "ok" : "fail");
+ return ret;
+}
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Quantum Painter External API: qp_clear
+
+bool qp_clear(painter_device_t device) {
+ qp_dprintf("qp_clear: entry\n");
+ struct painter_driver_t *driver = (struct painter_driver_t *)device;
+ if (!driver->validate_ok) {
+ qp_dprintf("qp_clear: fail (validation_ok == false)\n");
+ return false;
+ }
+
+ if (!qp_comms_start(device)) {
+ qp_dprintf("qp_clear: fail (could not start comms)\n");
+ return false;
+ }
+
+ bool ret = driver->driver_vtable->clear(device);
+ qp_comms_stop(device);
+ qp_dprintf("qp_clear: %s\n", ret ? "ok" : "fail");
+ return ret;
+}
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Quantum Painter External API: qp_flush
+
+bool qp_flush(painter_device_t device) {
+ qp_dprintf("qp_flush: entry\n");
+ struct painter_driver_t *driver = (struct painter_driver_t *)device;
+ if (!driver->validate_ok) {
+ qp_dprintf("qp_flush: fail (validation_ok == false)\n");
+ return false;
+ }
+
+ if (!qp_comms_start(device)) {
+ qp_dprintf("qp_flush: fail (could not start comms)\n");
+ return false;
+ }
+
+ bool ret = driver->driver_vtable->flush(device);
+ qp_comms_stop(device);
+ qp_dprintf("qp_flush: %s\n", ret ? "ok" : "fail");
+ return ret;
+}
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Quantum Painter External API: qp_get_geometry
+
+void qp_get_geometry(painter_device_t device, uint16_t *width, uint16_t *height, painter_rotation_t *rotation, uint16_t *offset_x, uint16_t *offset_y) {
+ qp_dprintf("qp_geometry: entry\n");
+ struct painter_driver_t *driver = (struct painter_driver_t *)device;
+
+ switch (driver->rotation) {
+ default:
+ case QP_ROTATION_0:
+ case QP_ROTATION_180:
+ if (width) {
+ *width = driver->panel_width;
+ }
+ if (height) {
+ *height = driver->panel_height;
+ }
+ break;
+ case QP_ROTATION_90:
+ case QP_ROTATION_270:
+ if (width) {
+ *width = driver->panel_height;
+ }
+ if (height) {
+ *height = driver->panel_width;
+ }
+ break;
+ }
+
+ if (rotation) {
+ *rotation = driver->rotation;
+ }
+
+ if (offset_x) {
+ *offset_x = driver->offset_x;
+ }
+
+ if (offset_y) {
+ *offset_y = driver->offset_y;
+ }
+
+ qp_dprintf("qp_geometry: ok\n");
+}
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Quantum Painter External API: qp_set_viewport_offsets
+
+void qp_set_viewport_offsets(painter_device_t device, uint16_t offset_x, uint16_t offset_y) {
+ qp_dprintf("qp_set_viewport_offsets: entry\n");
+ struct painter_driver_t *driver = (struct painter_driver_t *)device;
+
+ driver->offset_x = offset_x;
+ driver->offset_y = offset_y;
+
+ qp_dprintf("qp_set_viewport_offsets: ok\n");
+}
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Quantum Painter External API: qp_viewport
+
+bool qp_viewport(painter_device_t device, uint16_t left, uint16_t top, uint16_t right, uint16_t bottom) {
+ qp_dprintf("qp_viewport: entry\n");
+ struct painter_driver_t *driver = (struct painter_driver_t *)device;
+ if (!driver->validate_ok) {
+ qp_dprintf("qp_viewport: fail (validation_ok == false)\n");
+ return false;
+ }
+
+ if (!qp_comms_start(device)) {
+ qp_dprintf("qp_viewport: fail (could not start comms)\n");
+ return false;
+ }
+
+ // Set the viewport
+ bool ret = driver->driver_vtable->viewport(device, left, top, right, bottom);
+ qp_dprintf("qp_viewport: %s\n", ret ? "ok" : "fail");
+ qp_comms_stop(device);
+ return ret;
+}
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Quantum Painter External API: qp_pixdata
+
+bool qp_pixdata(painter_device_t device, const void *pixel_data, uint32_t native_pixel_count) {
+ qp_dprintf("qp_pixdata: entry\n");
+ struct painter_driver_t *driver = (struct painter_driver_t *)device;
+ if (!driver->validate_ok) {
+ qp_dprintf("qp_pixdata: fail (validation_ok == false)\n");
+ return false;
+ }
+
+ if (!qp_comms_start(device)) {
+ qp_dprintf("qp_pixdata: fail (could not start comms)\n");
+ return false;
+ }
+
+ bool ret = driver->driver_vtable->pixdata(device, pixel_data, native_pixel_count);
+ qp_dprintf("qp_pixdata: %s\n", ret ? "ok" : "fail");
+ qp_comms_stop(device);
+ return ret;
+}