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engines/m4/burger/rooms/section3/section3_room.cpp

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+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#include "m4/burger/rooms/section3/section3_room.h"
+#include "m4/burger/vars.h"
+#include "m4/core/errors.h"
+
+namespace M4 {
+namespace Burger {
+namespace Rooms {
+
+void Section3Room::preload() {
+	Rooms::Room::preload();
+	_digiName = nullptr;
+}
+
+void Section3Room::setupDigi() {
+	if (_digiName) {
+		digi_stop(3);
+		digi_unload(_digiName);
+	}
+
+	_digiVolume = 75;
+	_digiName = getDigi();
+
+	if (_digiName) {
+		digi_preload(_digiName);
+		digi_play_loop(_digiName, 3, _digiVolume);
+	}
+}
+
+void Section3Room::set_palette_brightness(int start, int finish, int percent) {
+	if (finish < start || finish > 255 || start < 0)
+		error_show(FL, 'Burg', "set_palette_brightness index error");
+
+	RGB8 *pal = &_G(master_palette)[start];
+	for (int index = start; index < finish; ++index, ++pal) {
+		const int r = (double)pal->r * (double)percent / (double)100;
+		const int g = (double)pal->g * (double)percent / (double)100;
+		const int b = (double)pal->b * (double)percent / (double)100;
+
+		pal->r = CLIP(r, 0, 255);
+		pal->g = CLIP(g, 0, 255);
+		pal->b = CLIP(b, 0, 255);
+	}
+}
+
+void Section3Room::set_palette_brightness(int percent) {
+	set_palette_brightness(32, 95, percent);
+}
+
+} // namespace Rooms
+} // namespace Burger
+} // namespace M4