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Сохранить совместимость ABI графиков

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This commit is contained in:
Andrey Kruchinkin
2026-09-05 02:44:08 +03:00
parent be066a57eb
commit f5f15f6a04
6 changed files with 7 additions and 6 deletions
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3
c/set-protocol/docs/GUI_PLOT.md
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@@ -3,7 +3,8 @@
Численная логика находится в `include/set_plot.h` и `src/set_plot.c`.
Это модуль C99 без Qt, Android, транспорта, динамической памяти и глобального
состояния. Он собирается в существующую библиотеку SETProtocol; отдельная DLL
для графиков не требуется. Версия ABI графиков — `set_plot_abi_version() == 2`.
для графиков не требуется. Версия ABI графиков — `set_plot_abi_version() == 1`;
новые операции добавляются без изменения существующих значений и сигнатур.
| Общее в templates | Адаптер приложения |
|---|---|

2
c/set-protocol/include/set_plot.h
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@@ -21,7 +21,7 @@ enum set_plot_operation {
SET_PLOT_LIMITS = 8 /* xMin,xMax,yMin,yMax -> validated unchanged limits */
};
/** Version of this plot ABI, independently of the transport ABI (currently 2). */
/** Version of this additive plot ABI, independently of the transport ABI. */
PCAN_ABI_API uint32_t set_plot_abi_version(void);
/** Evaluates one operation. Returns output count, or 0 for invalid arguments.
* TRANSFORM rejects malformed viewports; invalid gesture values return the

2
c/set-protocol/src/set_plot.c
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@@ -8,7 +8,7 @@ static int finite_values(const double *v, size_t n) {
return 1;
}
uint32_t set_plot_abi_version(void) { return 2U; }
uint32_t set_plot_abi_version(void) { return 1U; }
size_t set_plot_eval(uint32_t op, const double *v, size_t n, double *out, size_t cap) {
static const size_t sizes[] = {10, 3, 4, 4, 6, 2, 3, 2, 4};

2
c/set-protocol/tests/fixtures/plot-v1.json vendored
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@@ -1,5 +1,5 @@
{
"version": 2,
"version": 1,
"cases": [
{"name":"zoom_x_anchor","op":0,"input":[0,0,1,1,2,1,0,0,0.25,0.5],"output":[0.125,0,0.5,1]},
{"name":"zoom_y_anchor","op":0,"input":[0,0,1,1,1,4,0,0,0.5,0.75],"output":[0,0.5625,1,0.25]},

2
c/set-protocol/tests/test_plot.c
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@@ -9,7 +9,7 @@ int main(void) {
const double y[] = {15, 10, 30, 1};
const double drag[] = {0, 100, 500, -10, 10, 1};
double back[4], bad[] = {NAN, 10, 8};
assert(set_plot_abi_version() == 2);
assert(set_plot_abi_version() == 1);
assert(set_plot_eval(SET_PLOT_TRANSFORM, zoom, 10, output, 4) == 4);
assert(output[0] == .125 && output[1] == 0 && output[2] == .5 && output[3] == 1);
assert(output[4] == 12345);

2
python/protocan/plot.py
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@@ -37,7 +37,7 @@ class PlotMath:
self.library = library
library.set_plot_abi_version.restype = ctypes.c_uint32
library.set_plot_abi_version.argtypes = []
if library.set_plot_abi_version() != 2:
if library.set_plot_abi_version() != 1:
raise RuntimeError("Unsupported plot ABI")
library.set_plot_eval.argtypes = [ctypes.c_uint32, ctypes.POINTER(ctypes.c_double),
ctypes.c_size_t, ctypes.POINTER(ctypes.c_double), ctypes.c_size_t]