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[wasm] Pass font & buff to shape() function

This commit is contained in:
Behdad Esfahbod 2023-02-23 08:16:49 -07:00
parent 05bf984212
commit 11c6d46086
1 changed files with 20 additions and 4 deletions
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24
src/hb-wasm-shape.cc
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@ -200,18 +200,34 @@ _hb_wasm_shape (hb_shape_plan_t *shape_plan,
goto fail;
}
if (!(shape_func = wasm_runtime_lookup_function (module_inst, "shape", nullptr))) {
if (!(shape_func = wasm_runtime_lookup_function (module_inst, "shape", nullptr)))
{
DEBUG_MSG (WASM, module_inst, "Shape function not found.");
goto fail;
}
uint32_t font_ref;
uint32_t buffer_ref;
// cmake -DWAMR_BUILD_REF_TYPES=1 for these to work
if (!wasm_externref_obj2ref (module_inst, font, &font_ref) ||
!wasm_externref_obj2ref (module_inst, buffer, &buffer_ref))
{
DEBUG_MSG (WASM, module_inst, "Failed to register objects.");
goto fail;
}
wasm_val_t results[1];
wasm_val_t arguments[1];
wasm_val_t arguments[2];
results[0].kind = WASM_I32;
arguments[0].kind = WASM_I32;
arguments[0].of.i32 = 41;
arguments[0].of.i32 = font_ref;
arguments[1].kind = WASM_I32;
arguments[1].of.i32 = buffer_ref;
if (!wasm_runtime_call_wasm_a (exec_env, shape_func, 1, results, 1, arguments))
if (!wasm_runtime_call_wasm_a (exec_env, shape_func,
ARRAY_LENGTH (results), results,
ARRAY_LENGTH (arguments), arguments))
{
DEBUG_MSG (WASM, module_inst, "Calling shape function failed: %s",
wasm_runtime_get_exception(module_inst));