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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 "ags/engine/ac/global_region.h"
#include "ags/shared/ac/common.h"
#include "ags/shared/ac/game_version.h"
#include "ags/engine/ac/game_state.h"
#include "ags/engine/ac/region.h"
#include "ags/engine/ac/room.h"
#include "ags/engine/ac/room_status.h"
#include "ags/engine/ac/dynobj/cc_region.h"
#include "ags/engine/debugging/debug_log.h"
#include "ags/shared/game/room_struct.h"
#include "ags/shared/gfx/bitmap.h"
#include "ags/engine/script/script.h"
#include "ags/globals.h"
namespace AGS3 {
using namespace AGS::Shared;
int GetRegionIDAtRoom(int xxx, int yyy) {
// if the co-ordinates are off the edge of the screen,
// correct them to be just within
// this fixes walk-off-screen problems
xxx = room_to_mask_coord(xxx);
yyy = room_to_mask_coord(yyy);
if (_G(loaded_game_file_version) >= kGameVersion_262) { // Version 2.6.2+
if (xxx >= _GP(thisroom).RegionMask->GetWidth())
xxx = _GP(thisroom).RegionMask->GetWidth() - 1;
if (yyy >= _GP(thisroom).RegionMask->GetHeight())
yyy = _GP(thisroom).RegionMask->GetHeight() - 1;
if (xxx < 0)
xxx = 0;
if (yyy < 0)
yyy = 0;
}
int hsthere = _GP(thisroom).RegionMask->GetPixel(xxx, yyy);
if (hsthere <= 0 || hsthere >= MAX_ROOM_REGIONS) return 0;
if (_G(croom)->region_enabled[hsthere] == 0) return 0;
return hsthere;
}
void SetAreaLightLevel(int area, int brightness) {
if ((area < 0) || (area > MAX_ROOM_REGIONS))
quit("!SetAreaLightLevel: invalid region");
if (brightness < -100) brightness = -100;
if (brightness > 100) brightness = 100;
_GP(thisroom).Regions[area].Light = brightness;
// disable RGB tint for this area
_GP(thisroom).Regions[area].Tint = 0;
debug_script_log("Region %d light level set to %d", area, brightness);
}
void SetRegionTint(int area, int red, int green, int blue, int amount, int luminance) {
if ((area < 0) || (area > MAX_ROOM_REGIONS))
quit("!SetRegionTint: invalid region");
if ((red < 0) || (red > 255) || (green < 0) || (green > 255) ||
(blue < 0) || (blue > 255)) {
quit("!SetRegionTint: RGB values must be 0-255");
}
// originally the value was passed as 0
// TODO: find out which versions had this; fixup only for past versions in the future!
if (amount == 0)
amount = 100;
if ((amount < 1) || (amount > 100))
quit("!SetRegionTint: amount must be 1-100");
if ((luminance < 0) || (luminance > 100))
quit("!SetRegionTint: luminance must be 0-100");
debug_script_log("Region %d tint set to %d,%d,%d", area, red, green, blue);
/*red -= 100;
green -= 100;
blue -= 100;*/
_GP(thisroom).Regions[area].Tint = (red & 0xFF) |
((green & 0xFF) << 8) |
((blue & 0XFF) << 16) |
((amount & 0xFF) << 24);
_GP(thisroom).Regions[area].Light = (luminance * 25) / 10;
}
void DisableRegion(int hsnum) {
if ((hsnum < 0) || (hsnum >= MAX_ROOM_REGIONS))
quit("!DisableRegion: invalid region specified");
_G(croom)->region_enabled[hsnum] = 0;
debug_script_log("Region %d disabled", hsnum);
}
void EnableRegion(int hsnum) {
if ((hsnum < 0) || (hsnum >= MAX_ROOM_REGIONS))
quit("!EnableRegion: invalid region specified");
_G(croom)->region_enabled[hsnum] = 1;
debug_script_log("Region %d enabled", hsnum);
}
void DisableGroundLevelAreas(int alsoEffects) {
if ((alsoEffects < 0) || (alsoEffects > 1))
quit("!DisableGroundLevelAreas: invalid parameter: must be 0 or 1");
_GP(play).ground_level_areas_disabled = GLED_INTERACTION;
if (alsoEffects)
_GP(play).ground_level_areas_disabled |= GLED_EFFECTS;
debug_script_log("Ground-level areas disabled");
}
void EnableGroundLevelAreas() {
_GP(play).ground_level_areas_disabled = 0;
debug_script_log("Ground-level areas re-enabled");
}
void RunRegionInteraction(int regnum, int mood) {
if ((regnum < 0) || (regnum >= MAX_ROOM_REGIONS))
quit("!RunRegionInteraction: invalid region speicfied");
if ((mood < 0) || (mood > 2))
quit("!RunRegionInteraction: invalid event specified");
// NOTE: for Regions the mode has specific meanings (NOT verbs):
// 0 - stands on region, 1 - walks onto region, 2 - walks off region
const auto obj_evt = ObjectEvent("region%d", regnum,
RuntimeScriptValue().SetScriptObject(&_G(scrRegion)[regnum], &_GP(ccDynamicRegion)), mood);
if (_G(loaded_game_file_version) > kGameVersion_272) {
run_interaction_script(obj_evt, _GP(thisroom).Regions[regnum].EventHandlers.get(), mood);
} else {
run_interaction_event(obj_evt, &_G(croom)->intrRegion[regnum], mood);
}
}
} // namespace AGS3
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