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67 lines
2.2 KiB
C++
67 lines
2.2 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "m4/burger/core/release_trigger.h"
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#include "m4/burger/vars.h"
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namespace M4 {
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namespace Burger {
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#define _GT(X) _G(releaseTrigger)._##X
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void release_trigger_on_digi_state(int32 trigger, int32 checkChannels, int32 matchValue) {
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_GT(released_digi_trigger) = kernel_trigger_create(trigger);
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_GT(check_channels) = checkChannels;
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_GT(match_value) = matchValue;
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KernelTriggerType oldMode = _G(kernel).trigger_mode;
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_G(kernel).trigger_mode = KT_DAEMON;
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kernel_trigger_dispatch_now(kRELEASE_TRIGGER_DIGI_CHECK);
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_G(kernel).trigger_mode = oldMode;
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}
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void release_trigger_digi_check() {
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uint32 i;
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uint32 digi_state = 0;
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// Set channel bits in digi_state that a sound is presently busy in each channel
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for (i = 0; i < 3; ++i) {
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if (digi_play_state(i + 1)) // Check if a sound is playing
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digi_state |= (1 << i); // Set the bit that corresponds with this channel
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}
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term_message("%d %d %d", digi_state, _GT(check_channels), _GT(match_value));
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// AND this with the channels we care about
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digi_state &= _GT(check_channels);
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term_message(" %d %d %d", digi_state, _GT(check_channels), _GT(match_value));
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// Compare this with the match values
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if (digi_state == _GT(match_value)) {
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kernel_trigger_dispatchx(_GT(released_digi_trigger));
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} else {
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kernel_timing_trigger(TENTH_SECOND, kRELEASE_TRIGGER_DIGI_CHECK);
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}
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}
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} // namespace Burger
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} // namespace M4
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