/* Generator0[] -> ap_generator0_array_t */
int japron_generator0_array_init_set(JNIEnv *env, ap_generator0_array_t* t, jobjectArray o)
{
t->size = 0;
t->p = NULL;
check_nonnull(o,0);
size_t i, nb = (*env)->GetArrayLength(env, o);
*t = ap_generator0_array_make(nb);
for (i=0; i<nb; i++) {
jobject c = (*env)->GetObjectArrayElement(env, o, i);
if (!c) {
null_pointer_exception("generator is null");
japron_generator0_array_clear(t);
return 0;
}
t->p[i].gentyp = (*env)->GetIntField(env, c, japron_generator0_kind);
jobject e = (*env)->GetObjectField(env, c, japron_generator0_coord);
if (!e) {
null_pointer_exception("expression is null");
japron_generator0_array_clear(t);
return 0;
}
t->p[i].linexpr0 = as_linexpr0(e);
}
return 1;
}
/*
* the::graphics::directx::d2d_interop_surface::create_brush
*/
the::system::com_ptr<ID2D1Brush>
the::graphics::directx::d2d_interop_surface::create_brush(
const D2D1::ColorF& colour) {
THE_STACK_TRACE;
HRESULT hr = S_OK;
the::system::com_ptr<ID2D1Brush> retval;
/* Sanity check: initialisation must have been completed before. */
if (this->d2dRenderTarget.is_null()) {
throw null_pointer_exception("d2dRenderTarget", __FILE__, __LINE__);
}
hr = this->d2dRenderTarget->CreateSolidColorBrush(colour,
reinterpret_cast<ID2D1SolidColorBrush **>(&retval));
if (FAILED(hr)) {
THE_DIRECTX_TRACE_AND_THROW(hr, "Creating brush failed with error "
"code %d.", hr);
}
return retval;
}
/*
* the::graphics::directx::d2d_interop_surface::draw
*/
void the::graphics::directx::d2d_interop_surface::draw(
const bool acquireMutex) {
THE_STACK_TRACE;
HRESULT hr = S_OK;
/* Sanity check: initialisation must have been completed before. */
if (this->d3d11ImmediateContext.is_null()) {
throw null_pointer_exception("d3d11ImmediateContext", __FILE__,
__LINE__);
}
/* Acquire lock for rendering if requested. */
if (acquireMutex) {
hr = this->acquire_direct3d11_sync();
if (FAILED(hr)) {
THE_DIRECTX_TRACE_AND_THROW(hr, "Acquiring keyed mutex for "
"Direct3D 11 failed with error code %d.", hr);
}
}
if (this->d3d11CmdList.is_null()) {
// Lazily create command list (preserves states).
this->update_rendering_cmdlist();
}
/* Render. */
this->d3d11ImmediateContext->ExecuteCommandList(this->d3d11CmdList, TRUE);
/* Release mutex, if previously acquired. */
if (acquireMutex) {
hr = this->release_direct3d11_sync();
if (FAILED(hr)) {
THE_DIRECTX_TRACE_AND_THROW(hr, "Releasing keyed mutex for "
"Direct3D 11 failed with error code %d.", hr);
}
}
}
