Add a _pew module

3 files changed, 217 insertions, 0 deletions

diff --git a/shared-bindings/_pew/PewPew.c b/shared-bindings/_pew/PewPew.c
new file mode 100644
index 000000000..c819dd861
--- /dev/null
+++ b/shared-bindings/_pew/PewPew.c
@@ -0,0 +1,130 @@
+/*
+ * This file is part of the MicroPython project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2016 Radomir Dopieralski for Adafruit Industries
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+#include "py/obj.h"
+#include "py/runtime.h"
+#include "py/mphal.h"
+#include "py/gc.h"
+#include "py/mpstate.h"
+#include "shared-bindings/digitalio/DigitalInOut.h"
+#include "shared-bindings/util.h"
+#include "PewPew.h"
+#include "shared-module/_pew/PewPew.h"
+
+
+//| .. currentmodule:: _pew
+//|
+//| :class:`PewPew` -- LED Matrix driver
+//| ====================================
+//|
+//| Usage::
+//|
+//|
+
+//| .. class:: PewPew(buffer, rows, cols)
+//|
+//|     Initializes matrix scanning routines.
+//|
+//|
+STATIC mp_obj_t pewpew_make_new(const mp_obj_type_t *type, size_t n_args,
+        size_t n_kw, const mp_obj_t *pos_args) {
+    mp_arg_check_num(n_args, n_kw, 3, 3, true);
+    mp_map_t kw_args;
+    mp_map_init_fixed_table(&kw_args, n_kw, pos_args + n_args);
+    enum { ARG_buffer, ARG_rows, ARG_cols };
+    static const mp_arg_t allowed_args[] = {
+        { MP_QSTR_buffer, MP_ARG_OBJ | MP_ARG_REQUIRED },
+        { MP_QSTR_rows, MP_ARG_OBJ | MP_ARG_REQUIRED },
+        { MP_QSTR_cols, MP_ARG_OBJ | MP_ARG_REQUIRED },
+    };
+    mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)];
+    mp_arg_parse_all(n_args, pos_args, &kw_args, MP_ARRAY_SIZE(allowed_args),
+                     allowed_args, args);
+
+    mp_buffer_info_t bufinfo;
+    mp_get_buffer_raise(args[ARG_buffer].u_obj, &bufinfo, MP_BUFFER_READ);
+
+    size_t rows_size = 0;
+    mp_obj_t *rows;
+    mp_obj_get_array(args[ARG_rows].u_obj, &rows_size, &rows);
+
+    size_t cols_size = 0;
+    mp_obj_t *cols;
+    mp_obj_get_array(args[ARG_cols].u_obj, &cols_size, &cols);
+
+    if (bufinfo.len != rows_size * cols_size) {
+        mp_raise_TypeError("wrong buffer size");
+    }
+
+    for (size_t i = 0; i < rows_size; ++i) {
+        if (!MP_OBJ_IS_TYPE(rows[i], &digitalio_digitalinout_type)) {
+            mp_raise_TypeError("expected a DigitalInOut");
+        }
+        digitalio_digitalinout_obj_t *pin = MP_OBJ_TO_PTR(rows[i]);
+        raise_error_if_deinited(
+            common_hal_digitalio_digitalinout_deinited(pin));
+    }
+
+    for (size_t i = 0; i < cols_size; ++i) {
+        if (!MP_OBJ_IS_TYPE(cols[i], &digitalio_digitalinout_type)) {
+            mp_raise_TypeError("expected a DigitalInOut");
+        }
+        digitalio_digitalinout_obj_t *pin = MP_OBJ_TO_PTR(cols[i]);
+        raise_error_if_deinited(
+            common_hal_digitalio_digitalinout_deinited(pin));
+    }
+
+
+    pew_obj_t *pew = MP_STATE_VM(pew_singleton);
+    if (!pew) {
+        pew = m_new_obj(pew_obj_t);
+        pew->base.type = &pewpew_type;
+        pew = gc_make_long_lived(pew);
+        MP_STATE_VM(pew_singleton) = pew;
+    }
+
+    pew->buffer = bufinfo.buf;
+    pew->rows = rows;
+    pew->rows_size = rows_size;
+    pew->cols = cols;
+    pew->cols_size = cols_size;
+    pew->col = 0;
+    pew->turn = 0;
+    pew_init();
+
+    return MP_OBJ_FROM_PTR(pew);
+}
+
+
+STATIC const mp_rom_map_elem_t pewpew_locals_dict_table[] = {
+};
+STATIC MP_DEFINE_CONST_DICT(pewpew_locals_dict, pewpew_locals_dict_table);
+const mp_obj_type_t pewpew_type = {
+    { &mp_type_type },
+    .name = MP_QSTR_PewPew,
+    .make_new = pewpew_make_new,
+    .locals_dict = (mp_obj_dict_t*)&pewpew_locals_dict,
+};
+
diff --git a/shared-bindings/_pew/PewPew.h b/shared-bindings/_pew/PewPew.h
new file mode 100644
index 000000000..13633ef93
--- /dev/null
+++ b/shared-bindings/_pew/PewPew.h
@@ -0,0 +1,33 @@
+/*
+ * This file is part of the MicroPython project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2016 Radomir Dopieralski for Adafruit Industries
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+
+#ifndef MICROPY_INCLUDED_SHARED_BINDINGS_PEW_PEWPEW_H
+#define MICROPY_INCLUDED_SHARED_BINDINGS_PEW_PEWPEW_H
+
+extern const mp_obj_type_t pewpew_type;
+
+#endif // MICROPY_INCLUDED_SHARED_BINDINGS_PEW_PEWPEW_H
diff --git a/shared-bindings/_pew/__init__.c b/shared-bindings/_pew/__init__.c
new file mode 100644
index 000000000..39a3bc885
--- /dev/null
+++ b/shared-bindings/_pew/__init__.c
@@ -0,0 +1,54 @@
+/*
+ * This file is part of the MicroPython project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2016 Radomir Dopieralski for Adafruit Industries
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+#include "py/obj.h"
+#include "py/runtime.h"
+#include "py/mphal.h"
+#include "PewPew.h"
+
+
+//| :mod:`_pew` --- LED matrix driver
+//| ==================================
+//|
+//| .. module:: _pew
+//|   :synopsis: LED matrix driver
+//|   :platform: SAMD21
+//|
+//| .. toctree::
+//|     :maxdepth: 3
+//|
+//|     PewPew
+//|
+STATIC const mp_rom_map_elem_t pew_module_globals_table[] = {
+    { MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR__pew) },
+    { MP_OBJ_NEW_QSTR(MP_QSTR_PewPew),  MP_ROM_PTR(&pewpew_type)},
+};
+STATIC MP_DEFINE_CONST_DICT(pew_module_globals,
+        pew_module_globals_table);
+
+const mp_obj_module_t pew_module = {
+    .base = { &mp_type_module },
+    .globals = (mp_obj_dict_t*)&pew_module_globals,
+};