aboutsummaryrefslogtreecommitdiff
path: root/scumm/camera.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'scumm/camera.cpp')
-rw-r--r--scumm/camera.cpp367
1 files changed, 0 insertions, 367 deletions
diff --git a/scumm/camera.cpp b/scumm/camera.cpp
deleted file mode 100644
index cc6d9bfaed..0000000000
--- a/scumm/camera.cpp
+++ /dev/null
@@ -1,367 +0,0 @@
-/* ScummVM - Scumm Interpreter
- * Copyright (C) 2001 Ludvig Strigeus
- * Copyright (C) 2001-2006 The ScummVM project
- *
- * 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 2
- * 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, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
- *
- * $URL$
- * $Id$
- *
- */
-
-#include "common/stdafx.h"
-#include "scumm/scumm.h"
-#include "scumm/intern.h"
-#include "scumm/actor.h"
-#include "scumm/charset.h"
-
-namespace Scumm {
-
-void ScummEngine::setCameraAtEx(int at) {
- if (!(_features & GF_NEW_CAMERA)) {
- camera._mode = kNormalCameraMode;
- camera._cur.x = at;
- setCameraAt(at, 0);
- camera._movingToActor = false;
- }
-}
-
-void ScummEngine::setCameraAt(int pos_x, int pos_y) {
- if (camera._mode != kFollowActorCameraMode || ABS(pos_x - camera._cur.x) > (_screenWidth / 2)) {
- camera._cur.x = pos_x;
- }
- camera._dest.x = pos_x;
-
- if (camera._cur.x < VAR(VAR_CAMERA_MIN_X))
- camera._cur.x = (short) VAR(VAR_CAMERA_MIN_X);
-
- if (camera._cur.x > VAR(VAR_CAMERA_MAX_X))
- camera._cur.x = (short) VAR(VAR_CAMERA_MAX_X);
-
- if (VAR_SCROLL_SCRIPT != 0xFF && VAR(VAR_SCROLL_SCRIPT)) {
- VAR(VAR_CAMERA_POS_X) = camera._cur.x;
- runScript(VAR(VAR_SCROLL_SCRIPT), 0, 0, 0);
- }
-
- // If the camera moved and text is visible, remove it
- if (camera._cur.x != camera._last.x && _charset->_hasMask && _version > 3)
- stopTalk();
-}
-
-void ScummEngine::setCameraFollows(Actor *a) {
-
- int t, i;
-
- camera._mode = kFollowActorCameraMode;
- camera._follows = a->_number;
-
- if (!a->isInCurrentRoom()) {
- startScene(a->getRoom(), 0, 0);
- camera._mode = kFollowActorCameraMode;
- camera._cur.x = a->_pos.x;
- setCameraAt(camera._cur.x, 0);
- }
-
- t = a->_pos.x / 8 - _screenStartStrip;
-
- if (t < camera._leftTrigger || t > camera._rightTrigger)
- setCameraAt(a->_pos.x, 0);
-
- for (i = 1; i < _numActors; i++) {
- if (_actors[i].isInCurrentRoom())
- _actors[i]._needRedraw = true;
- }
- runInventoryScript(0);
-}
-
-void ScummEngine::clampCameraPos(Common::Point *pt) {
- if (pt->x < VAR(VAR_CAMERA_MIN_X))
- pt->x = (short) VAR(VAR_CAMERA_MIN_X);
-
- if (pt->x > VAR(VAR_CAMERA_MAX_X))
- pt->x = (short) VAR(VAR_CAMERA_MAX_X);
-
- if (pt->y < VAR(VAR_CAMERA_MIN_Y))
- pt->y = (short) VAR(VAR_CAMERA_MIN_Y);
-
- if (pt->y > VAR(VAR_CAMERA_MAX_Y))
- pt->y = (short) VAR(VAR_CAMERA_MAX_Y);
-}
-
-void ScummEngine::moveCamera() {
- int pos = camera._cur.x;
- int actorx, t;
- Actor *a = NULL;
-
- camera._cur.x &= 0xFFF8;
-
- if (camera._cur.x < VAR(VAR_CAMERA_MIN_X)) {
- if (VAR_CAMERA_FAST_X != 0xFF && VAR(VAR_CAMERA_FAST_X))
- camera._cur.x = (short) VAR(VAR_CAMERA_MIN_X);
- else
- camera._cur.x += 8;
- cameraMoved();
- return;
- }
-
- if (camera._cur.x > VAR(VAR_CAMERA_MAX_X)) {
- if (VAR_CAMERA_FAST_X != 0xFF && VAR(VAR_CAMERA_FAST_X))
- camera._cur.x = (short) VAR(VAR_CAMERA_MAX_X);
- else
- camera._cur.x -= 8;
- cameraMoved();
- return;
- }
-
- if (camera._mode == kFollowActorCameraMode) {
- a = derefActor(camera._follows, "moveCamera");
-
- actorx = a->_pos.x;
- t = actorx / 8 - _screenStartStrip;
-
- if (t < camera._leftTrigger || t > camera._rightTrigger) {
- if (VAR_CAMERA_FAST_X != 0xFF && VAR(VAR_CAMERA_FAST_X)) {
- if (t > 35)
- camera._dest.x = actorx + 80;
- if (t < 5)
- camera._dest.x = actorx - 80;
- } else
- camera._movingToActor = true;
- }
- }
-
- if (camera._movingToActor) {
- a = derefActor(camera._follows, "moveCamera(2)");
- camera._dest.x = a->_pos.x;
- }
-
- if (camera._dest.x < VAR(VAR_CAMERA_MIN_X))
- camera._dest.x = (short) VAR(VAR_CAMERA_MIN_X);
-
- if (camera._dest.x > VAR(VAR_CAMERA_MAX_X))
- camera._dest.x = (short) VAR(VAR_CAMERA_MAX_X);
-
- if (VAR_CAMERA_FAST_X != 0xFF && VAR(VAR_CAMERA_FAST_X)) {
- camera._cur.x = camera._dest.x;
- } else {
- if (camera._cur.x < camera._dest.x)
- camera._cur.x += 8;
- if (camera._cur.x > camera._dest.x)
- camera._cur.x -= 8;
- }
-
- /* a is set a bit above */
- if (camera._movingToActor && (camera._cur.x / 8) == (a->_pos.x / 8)) {
- camera._movingToActor = false;
- }
-
- cameraMoved();
-
- if (VAR_SCROLL_SCRIPT != 0xFF && VAR(VAR_SCROLL_SCRIPT) && pos != camera._cur.x) {
- VAR(VAR_CAMERA_POS_X) = camera._cur.x;
- runScript(VAR(VAR_SCROLL_SCRIPT), 0, 0, 0);
- }
-}
-
-void ScummEngine::cameraMoved() {
- int screenLeft;
- if (_features & GF_NEW_CAMERA) {
- assert(camera._cur.x >= (_screenWidth / 2) && camera._cur.y >= (_screenHeight / 2));
- } else {
- if (camera._cur.x < (_screenWidth / 2)) {
- camera._cur.x = (_screenWidth / 2);
- } else if (camera._cur.x > _roomWidth - (_screenWidth / 2)) {
- camera._cur.x = _roomWidth - (_screenWidth / 2);
- }
- }
-
- _screenStartStrip = camera._cur.x / 8 - gdi._numStrips / 2;
- _screenEndStrip = _screenStartStrip + gdi._numStrips - 1;
-
- _screenTop = camera._cur.y - (_screenHeight / 2);
- if (_features & GF_NEW_CAMERA) {
- screenLeft = camera._cur.x - (_screenWidth / 2);
- } else {
- screenLeft = _screenStartStrip * 8;
- }
-
- virtscr[0].xstart = screenLeft;
-}
-
-void ScummEngine::panCameraTo(int x, int y) {
- camera._dest.x = x;
- camera._mode = kPanningCameraMode;
- camera._movingToActor = false;
-}
-
-void ScummEngine::actorFollowCamera(int act) {
- if (!(_features & GF_NEW_CAMERA)) {
- int old;
-
- old = camera._follows;
- setCameraFollows(derefActor(act, "actorFollowCamera"));
- if (camera._follows != old)
- runInventoryScript(0);
-
- camera._movingToActor = false;
- }
-}
-
-#ifndef DISABLE_SCUMM_7_8
-void ScummEngine_v7::setCameraAt(int pos_x, int pos_y) {
- Common::Point old;
-
- old = camera._cur;
-
- camera._cur.x = pos_x;
- camera._cur.y = pos_y;
-
- clampCameraPos(&camera._cur);
-
- camera._dest = camera._cur;
- VAR(VAR_CAMERA_DEST_X) = camera._dest.x;
- VAR(VAR_CAMERA_DEST_Y) = camera._dest.y;
-
- assert(camera._cur.x >= (_screenWidth / 2) && camera._cur.y >= (_screenHeight / 2));
-
- if (camera._cur.x != old.x || camera._cur.y != old.y) {
- if (VAR(VAR_SCROLL_SCRIPT)) {
- VAR(VAR_CAMERA_POS_X) = camera._cur.x;
- VAR(VAR_CAMERA_POS_Y) = camera._cur.y;
- runScript(VAR(VAR_SCROLL_SCRIPT), 0, 0, 0);
- }
-
- // Even though cameraMoved() is called automatically, we may
- // need to know at once that the camera has moved, or text may
- // be printed at the wrong coordinates. See bugs #795938 and
- // #929242
- cameraMoved();
- }
-}
-
-void ScummEngine_v7::setCameraFollows(Actor *a) {
-
- byte oldfollow = camera._follows;
- int ax, ay;
-
- camera._follows = a->_number;
- VAR(VAR_CAMERA_FOLLOWED_ACTOR) = a->_number;
-
- if (!a->isInCurrentRoom()) {
- startScene(a->getRoom(), 0, 0);
- }
-
- ax = ABS(a->_pos.x - camera._cur.x);
- ay = ABS(a->_pos.y - camera._cur.y);
-
- if (ax > VAR(VAR_CAMERA_THRESHOLD_X) || ay > VAR(VAR_CAMERA_THRESHOLD_Y) || ax > (_screenWidth / 2) || ay > (_screenHeight / 2)) {
- setCameraAt(a->_pos.x, a->_pos.y);
- }
-
- if (a->_number != oldfollow)
- runInventoryScript(0);
-}
-
-void ScummEngine_v7::moveCamera() {
- Common::Point old = camera._cur;
- Actor *a = NULL;
-
- if (camera._follows) {
- a = derefActor(camera._follows, "moveCamera");
- if (ABS(camera._cur.x - a->_pos.x) > VAR(VAR_CAMERA_THRESHOLD_X) ||
- ABS(camera._cur.y - a->_pos.y) > VAR(VAR_CAMERA_THRESHOLD_Y)) {
- camera._movingToActor = true;
- if (VAR(VAR_CAMERA_THRESHOLD_X) == 0)
- camera._cur.x = a->_pos.x;
- if (VAR(VAR_CAMERA_THRESHOLD_Y) == 0)
- camera._cur.y = a->_pos.y;
- clampCameraPos(&camera._cur);
- }
- } else {
- camera._movingToActor = false;
- }
-
- if (camera._movingToActor) {
- VAR(VAR_CAMERA_DEST_X) = camera._dest.x = a->_pos.x;
- VAR(VAR_CAMERA_DEST_Y) = camera._dest.y = a->_pos.y;
- }
-
- assert(camera._cur.x >= (_screenWidth / 2) && camera._cur.y >= (_screenHeight / 2));
-
- clampCameraPos(&camera._dest);
-
- if (camera._cur.x < camera._dest.x) {
- camera._cur.x += (short) VAR(VAR_CAMERA_SPEED_X);
- if (camera._cur.x > camera._dest.x)
- camera._cur.x = camera._dest.x;
- }
-
- if (camera._cur.x > camera._dest.x) {
- camera._cur.x -= (short) VAR(VAR_CAMERA_SPEED_X);
- if (camera._cur.x < camera._dest.x)
- camera._cur.x = camera._dest.x;
- }
-
- if (camera._cur.y < camera._dest.y) {
- camera._cur.y += (short) VAR(VAR_CAMERA_SPEED_Y);
- if (camera._cur.y > camera._dest.y)
- camera._cur.y = camera._dest.y;
- }
-
- if (camera._cur.y > camera._dest.y) {
- camera._cur.y -= (short) VAR(VAR_CAMERA_SPEED_Y);
- if (camera._cur.y < camera._dest.y)
- camera._cur.y = camera._dest.y;
- }
-
- if (camera._cur.x == camera._dest.x && camera._cur.y == camera._dest.y) {
-
- camera._movingToActor = false;
- camera._accel.x = camera._accel.y = 0;
- VAR(VAR_CAMERA_SPEED_X) = VAR(VAR_CAMERA_SPEED_Y) = 0;
- } else {
-
- camera._accel.x += (short) VAR(VAR_CAMERA_ACCEL_X);
- camera._accel.y += (short) VAR(VAR_CAMERA_ACCEL_Y);
-
- VAR(VAR_CAMERA_SPEED_X) += camera._accel.x / 100;
- VAR(VAR_CAMERA_SPEED_Y) += camera._accel.y / 100;
-
- if (VAR(VAR_CAMERA_SPEED_X) < 8)
- VAR(VAR_CAMERA_SPEED_X) = 8;
-
- if (VAR(VAR_CAMERA_SPEED_Y) < 8)
- VAR(VAR_CAMERA_SPEED_Y) = 8;
-
- }
-
- cameraMoved();
-
- if (camera._cur.x != old.x || camera._cur.y != old.y) {
- VAR(VAR_CAMERA_POS_X) = camera._cur.x;
- VAR(VAR_CAMERA_POS_Y) = camera._cur.y;
-
- if (VAR(VAR_SCROLL_SCRIPT))
- runScript(VAR(VAR_SCROLL_SCRIPT), 0, 0, 0);
- }
-}
-
-void ScummEngine_v7::panCameraTo(int x, int y) {
- VAR(VAR_CAMERA_FOLLOWED_ACTOR) = camera._follows = 0;
- VAR(VAR_CAMERA_DEST_X) = camera._dest.x = x;
- VAR(VAR_CAMERA_DEST_Y) = camera._dest.y = y;
-}
-#endif
-
-} // End of namespace Scumm
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-13 02:58:24 +0000