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PyAPI: remove GPUVertFormat() creation from a list 

We already have `attr_add` method,
best not have two ways to do the same thing.

See: D3830
This commit is contained in:
Campbell Barton 2018-10-29 11:08:55 +11:00
parent 02035c34b7
commit c750ebe113
Notes: blender-bot 2023-02-14 05:08:18 +01:00 
Referenced by issue #57500, Denoiser Artefacts
Referenced by issue #57504, Blender 2.80 crash while dragging cursor and start scaling
Referenced by issue #57511, When sculpt with Dyntopo and tiling is enabled, blender crash
Referenced by issue #57492, Enable tiling with dynotopo sculpting mode make blender crash.
3 changed files with 7 additions and 109 deletions
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28
source/blender/python/gpu/gpu_py_vertex_buffer.c
View File

@ -222,43 +222,23 @@ static int bpygpu_attr_fill(GPUVertBuf *buf, int id, PyObject *py_seq_data, cons
static PyObject *bpygpu_VertBuf_new(PyTypeObject *UNUSED(type), PyObject *args, PyObject *kwds)
{
const char *error_prefix = "GPUVertBuf.__new__";
struct {
PyObject *py_fmt;
uint len;
} params;
static const char *_keywords[] = {"format", "len", NULL};
static _PyArg_Parser _parser = {"OI:GPUVertBuf.__new__", _keywords, 0};
static _PyArg_Parser _parser = {"O!I:GPUVertBuf.__new__", _keywords, 0};
if (!_PyArg_ParseTupleAndKeywordsFast(
args, kwds, &_parser,
&params.py_fmt,
&BPyGPUVertFormat_Type, &params.py_fmt,
&params.len))
{
return NULL;
}
GPUVertFormat *fmt, fmt_stack;
if (BPyGPUVertFormat_Check(params.py_fmt)) {
fmt = &((BPyGPUVertFormat *)params.py_fmt)->fmt;
}
else if (PyList_Check(params.py_fmt)) {
fmt = &fmt_stack;
GPU_vertformat_clear(fmt);
if (!bpygpu_vertformat_from_PyList(
(PyListObject *)params.py_fmt, error_prefix, fmt))
{
return NULL;
}
}
else {
PyErr_SetString(PyExc_TypeError, "format not understood");
return NULL;
}
struct GPUVertBuf *vbo = GPU_vertbuf_create_with_format(fmt);
const GPUVertFormat *fmt = &((BPyGPUVertFormat *)params.py_fmt)->fmt;
GPUVertBuf *vbo = GPU_vertbuf_create_with_format(fmt);
GPU_vertbuf_data_alloc(vbo, params.len);

86
source/blender/python/gpu/gpu_py_vertex_format.c
View File

@ -144,14 +144,6 @@ static int bpygpu_ParseVertFetchMode(PyObject *o, void *p)
return 1;
}
static int get_default_fetch_mode(GPUVertCompType type)
{
switch (type) {
case GPU_COMP_F32: return GPU_FETCH_FLOAT;
default: return -1;
}
}
/** \} */
@ -160,62 +152,13 @@ static int get_default_fetch_mode(GPUVertCompType type)
/** \name VertFormat Type
* \{ */
static bool bpygpu_vertformat_attr_add_simple(
GPUVertFormat *format, const char *name, GPUVertCompType comp_type, int length)
{
if (length <= 0) {
PyErr_SetString(PyExc_ValueError,
"length of an attribute must greater than 0");
return false;
}
int fetch_mode = get_default_fetch_mode(comp_type);
if (fetch_mode == -1) {
PyErr_SetString(PyExc_ValueError,
"no default fetch mode found");
return false;
}
GPU_vertformat_attr_add(format, name, comp_type, length, fetch_mode);
return true;
}
static bool bpygpu_vertformat_attr_add_from_tuple(
GPUVertFormat *format, PyObject *data)
{
const char *name;
GPUVertCompType comp_type;
int length;
if (!PyArg_ParseTuple(data, "sO&i", &name, bpygpu_ParseVertCompType, &comp_type, &length)) {
return false;
}
return bpygpu_vertformat_attr_add_simple(format, name, comp_type, length);
}
static PyObject *bpygpu_VertFormat_new(PyTypeObject *UNUSED(type), PyObject *args, PyObject *kwds)
{
const char *error_prefix = "GPUVertFormat.__new__";
PyListObject *format_list = NULL;
static const char *_keywords[] = {"format", NULL};
static _PyArg_Parser _parser = {"|O!:GPUVertFormat.__new__", _keywords, 0};
if (!_PyArg_ParseTupleAndKeywordsFast(
args, kwds, &_parser,
&PyList_Type, &format_list))
{
if (PyTuple_GET_SIZE(args) || (kwds && PyDict_Size(kwds))) {
PyErr_SetString(PyExc_ValueError, "This function takes no arguments");
return NULL;
}
BPyGPUVertFormat *ret = (BPyGPUVertFormat *)BPyGPUVertFormat_CreatePyObject(NULL);
if (format_list && !bpygpu_vertformat_from_PyList(format_list, error_prefix, &ret->fmt)) {
Py_DECREF(ret);
return NULL;
}
return (PyObject *)ret;
return BPyGPUVertFormat_CreatePyObject(NULL);
}
PyDoc_STRVAR(bpygpu_VertFormat_attr_add_doc,
@ -296,27 +239,4 @@ PyObject *BPyGPUVertFormat_CreatePyObject(GPUVertFormat *fmt)
return (PyObject *)self;
}
bool bpygpu_vertformat_from_PyList(
const PyListObject *list, const char *error_prefix, GPUVertFormat *r_fmt)
{
BLI_assert(PyList_Check(list));
Py_ssize_t amount = Py_SIZE(list);
for (Py_ssize_t i = 0; i < amount; i++) {
PyObject *element = PyList_GET_ITEM(list, i);
if (!PyTuple_Check(element)) {
PyErr_Format(PyExc_TypeError,
"%.200s expected a list of tuples", error_prefix);
return false;
}
if (!bpygpu_vertformat_attr_add_from_tuple(r_fmt, element)) {
return false;
}
}
return true;
}
/** \} */

2
source/blender/python/gpu/gpu_py_vertex_format.h
View File

@ -37,7 +37,5 @@ typedef struct BPyGPUVertFormat {
} BPyGPUVertFormat;
PyObject *BPyGPUVertFormat_CreatePyObject(struct GPUVertFormat *fmt);
bool bpygpu_vertformat_from_PyList(
const PyListObject *list, const char *error_prefix, GPUVertFormat *r_fmt);
#endif /* __GPU_PY_VERTEX_FORMAT_H__ */