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Differential D16083 Diff 56395 source/blender/python/gpu/gpu_py_buffer.c

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source/blender/python/gpu/gpu_py_buffer.c

Show First 20 Lines • Show All 147 Lines • ▼ Show 20 Linesstatic BPyGPUBuffer *pygpu_buffer_make_from_data(PyObject *parent,
buffer->shape_len = shape_len; buffer->shape_len = shape_len;
buffer->shape = MEM_mallocN(shape_len * sizeof(*buffer->shape), "BPyGPUBuffer shape"); buffer->shape = MEM_mallocN(shape_len * sizeof(*buffer->shape), "BPyGPUBuffer shape");
memcpy(buffer->shape, shape, shape_len * sizeof(*buffer->shape)); memcpy(buffer->shape, shape, shape_len * sizeof(*buffer->shape));
buffer->buf.as_void = buf; buffer->buf.as_void = buf;
if (parent) { if (parent) {
Py_INCREF(parent); Py_INCREF(parent);
buffer->parent = parent; buffer->parent = parent;
BLI_assert(!PyObject_GC_IsTracked((PyObject *)buffer));
PyObject_GC_Track(buffer); PyObject_GC_Track(buffer);
} }
return buffer; return buffer;
} }
static PyObject *pygpu_buffer__sq_item(BPyGPUBuffer *self, int i) static PyObject *pygpu_buffer__sq_item(BPyGPUBuffer *self, int i)
{ {
if (i >= self->shape[0] || i < 0) { if (i >= self->shape[0] || i < 0) {
▲ Show 20 Lines • Show All 253 Lines • ▼ Show 20 Lines if (init && pygpu_buffer_ass_slice(buffer, 0, shape[0], init)) {
Py_DECREF(buffer); Py_DECREF(buffer);
return NULL; return NULL;
} }
} }
return (PyObject *)buffer; return (PyObject *)buffer;
} }
static int pygpu_buffer__tp_is_gc(BPyGPUBuffer *self)
{
return self->parent != NULL;
}
/* BPyGPUBuffer sequence methods */ /* BPyGPUBuffer sequence methods */
static int pygpu_buffer__sq_length(BPyGPUBuffer *self) static int pygpu_buffer__sq_length(BPyGPUBuffer *self)
{ {
return self->shape[0]; return self->shape[0];
} }
static PyObject *pygpu_buffer_slice(BPyGPUBuffer *self, Py_ssize_t begin, Py_ssize_t end) static PyObject *pygpu_buffer_slice(BPyGPUBuffer *self, Py_ssize_t begin, Py_ssize_t end)
▲ Show 20 Lines • Show All 239 Lines • ▼ Show 20 Lines
#endif #endif
.tp_flags = Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC, .tp_flags = Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC,
.tp_doc = pygpu_buffer__tp_doc, .tp_doc = pygpu_buffer__tp_doc,
.tp_traverse = (traverseproc)pygpu_buffer__tp_traverse, .tp_traverse = (traverseproc)pygpu_buffer__tp_traverse,
.tp_clear = (inquiry)pygpu_buffer__tp_clear, .tp_clear = (inquiry)pygpu_buffer__tp_clear,
.tp_methods = pygpu_buffer__tp_methods, .tp_methods = pygpu_buffer__tp_methods,
.tp_getset = pygpu_buffer_getseters, .tp_getset = pygpu_buffer_getseters,
.tp_new = pygpu_buffer__tp_new, .tp_new = pygpu_buffer__tp_new,
.tp_is_gc = (inquiry)pygpu_buffer__tp_is_gc,
}; };
static size_t pygpu_buffer_calc_size(const int format, static size_t pygpu_buffer_calc_size(const int format,
const int shape_len, const int shape_len,
const Py_ssize_t *shape) const Py_ssize_t *shape)
{ {
return pygpu_buffer_dimensions_tot_elem(shape, shape_len) * GPU_texture_dataformat_size(format); return pygpu_buffer_dimensions_tot_elem(shape, shape_len) * GPU_texture_dataformat_size(format);
} }
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