/* ScummVM - Scumm Interpreter * Copyright (C) 2004 Ivan Dubrov * Copyright (C) 2004-2005 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * * $Header$ * */ #include "gob/gob.h" #include "gob/scenery.h" #include "gob/inter.h" #include "gob/video.h" #include "gob/draw.h" #include "gob/game.h" #include "gob/global.h" #include "gob/util.h" #include "gob/anim.h" #include "gob/parse.h" #include "gob/cdrom.h" namespace Gob { int16 scen_spriteResId[20]; char scen_spriteRefs[20]; Scen_Static scen_statics[10]; int16 scen_staticPictCount[10]; char scen_staticFromExt[10]; int16 scen_staticResId[10]; char scen_staticPictToSprite[70]; Scen_Animation scen_animations[10]; int16 scen_animPictCount[10]; char scen_animFromExt[10]; int16 scen_animResId[10]; char scen_animPictToSprite[70]; int16 scen_curStatic; int16 scen_curStaticLayer; int16 scen_toRedrawLeft; int16 scen_toRedrawRight; int16 scen_toRedrawTop; int16 scen_toRedrawBottom; int16 scen_animTop; int16 scen_animLeft; int16 *scen_pCaptureCounter; int16 scen_loadStatic(char search) { int16 tmp; int16 *backsPtr; int16 picsCount; int16 resId; int16 i; int16 sceneryIndex; char *dataPtr; Scen_Static *ptr; int16 offset; int16 pictDescId; int16 width; int16 height; int16 sprResId; int16 sprIndex; inter_evalExpr(&sceneryIndex); tmp = inter_load16(); backsPtr = (int16 *)inter_execPtr; inter_execPtr += tmp * 2; picsCount = inter_load16(); resId = inter_load16(); if (search) { for (i = 0; i < 10; i++) { if (scen_staticPictCount[i] != -1 && scen_staticResId[i] == resId) { inter_execPtr += 8 * scen_staticPictCount[i]; return i; } if (scen_staticPictCount[i] == -1 && i < sceneryIndex) sceneryIndex = i; } } scen_staticPictCount[sceneryIndex] = picsCount; scen_staticResId[sceneryIndex] = resId; if (resId >= 30000) { scen_staticFromExt[sceneryIndex] = 1; dataPtr = game_loadExtData(resId, 0, 0); } else { scen_staticFromExt[sceneryIndex] = 0; dataPtr = game_loadTotResource(resId); } ptr = &scen_statics[sceneryIndex]; ptr->dataPtr = dataPtr; ptr->layersCount = (int16)READ_LE_UINT16(dataPtr); dataPtr += 2; ptr->layers = (Scen_StaticLayer **)malloc(sizeof(Scen_StaticLayer *) * ptr->layersCount); ptr->pieces = (Scen_PieceDesc **)malloc(sizeof(Scen_PieceDesc *) * picsCount); for (i = 0; i < ptr->layersCount; i++) { offset = (int16)READ_LE_UINT16(&((int16 *)dataPtr)[i]); ptr->layers[i] = (Scen_StaticLayer *)(dataPtr + offset - 2); ptr->layers[i]->planeCount = (int16)READ_LE_UINT16(&ptr->layers[i]->planeCount); for (int j = 0; j < ptr->layers[i]->planeCount; ++j) { ptr->layers[i]->planes[j].destX = (int16)READ_LE_UINT16(&ptr->layers[i]->planes[j].destX); ptr->layers[i]->planes[j].destY = (int16)READ_LE_UINT16(&ptr->layers[i]->planes[j].destY); } ptr->layers[i]->backResId = (int16)READ_LE_UINT16(backsPtr); backsPtr++; } for (i = 0; i < picsCount; i++) { pictDescId = inter_load16(); if (resId >= 30000) { ptr->pieces[i] = (Scen_PieceDesc *) game_loadExtData(pictDescId, 0, 0); } else { ptr->pieces[i] = (Scen_PieceDesc *) game_loadTotResource(pictDescId); } width = inter_load16(); height = inter_load16(); sprResId = inter_load16(); for (sprIndex = 0; sprIndex < 20; sprIndex++) { if (scen_spriteResId[sprIndex] == sprResId) break; } if (sprIndex < 20) { scen_staticPictToSprite[7 * sceneryIndex + i] = sprIndex; scen_spriteRefs[sprIndex]++; } else { for (sprIndex = 19; draw_spritesArray[sprIndex] != 0; sprIndex--); scen_staticPictToSprite[7 * sceneryIndex + i] = sprIndex; scen_spriteRefs[sprIndex] = 1; scen_spriteResId[sprIndex] = sprResId; draw_spritesArray[sprIndex] = vid_initSurfDesc(videoMode, width, height, 2); vid_clearSurf(draw_spritesArray[sprIndex]); draw_destSurface = sprIndex; draw_spriteLeft = sprResId; draw_transparency = 0; draw_destSpriteX = 0; draw_destSpriteY = 0; draw_spriteOperation(DRAW_LOADSPRITE); } } return sceneryIndex + 100; } void scen_freeStatic(int16 index) { int16 i; int16 spr; if (index == -1) inter_evalExpr(&index); if (scen_staticPictCount[index] == -1) return; for (i = 0; i < scen_staticPictCount[index]; i++) { if (scen_staticFromExt[index] == 1) free(scen_statics[index].pieces[i]); spr = scen_staticPictToSprite[index * 7 + i]; scen_spriteRefs[spr]--; if (scen_spriteRefs[spr] == 0) { vid_freeSurfDesc(draw_spritesArray[spr]); draw_spritesArray[spr] = 0; scen_spriteResId[spr] = -1; } } free(scen_statics[index].layers); free(scen_statics[index].pieces); if (scen_staticFromExt[index] == 1) free(scen_statics[index].dataPtr); scen_staticFromExt[index] = 0; scen_staticPictCount[index] = -1; } void scen_renderStatic(int16 scenery, int16 layer) { Scen_Static *ptr; Scen_StaticLayer *layerPtr; Scen_StaticPlane *planePtr; int16 planeCount; int16 order; int16 plane; int16 pieceIndex; int16 pictIndex; int16 left; int16 right; int16 top; int16 bottom; ptr = &scen_statics[scenery]; if (layer >= ptr->layersCount) return; layerPtr = ptr->layers[layer]; draw_spriteLeft = layerPtr->backResId; if (draw_spriteLeft != -1) { draw_destSpriteX = 0; draw_destSpriteY = 0; draw_destSurface = 21; draw_transparency = 0; draw_spriteOperation(DRAW_LOADSPRITE); } planeCount = layerPtr->planeCount; for (order = 0; order < 10; order++) { for (plane = 0, planePtr = layerPtr->planes; plane < planeCount; plane++, planePtr++) { if (planePtr->drawOrder != order) continue; pieceIndex = planePtr->pieceIndex; pictIndex = planePtr->pictIndex - 1; draw_destSpriteX = planePtr->destX; draw_destSpriteY = planePtr->destY; left = FROM_LE_16(ptr->pieces[pictIndex][pieceIndex].left); right = FROM_LE_16(ptr->pieces[pictIndex][pieceIndex].right); top = FROM_LE_16(ptr->pieces[pictIndex][pieceIndex].top); bottom = FROM_LE_16(ptr->pieces[pictIndex][pieceIndex].bottom); draw_sourceSurface = scen_staticPictToSprite[scenery * 7 + pictIndex]; draw_destSurface = 21; draw_spriteLeft = left; draw_spriteTop = top; draw_spriteRight = right - left + 1; draw_spriteBottom = bottom - top + 1; draw_transparency = planePtr->transp ? 3 : 0; draw_spriteOperation(DRAW_BLITSURF); } } } void scen_interRenderStatic(void) { int16 layer; int16 index; inter_evalExpr(&index); inter_evalExpr(&layer); scen_renderStatic(index, layer); } void scen_interLoadCurLayer(void) { inter_evalExpr(&scen_curStatic); inter_evalExpr(&scen_curStaticLayer); } void scen_updateStatic(int16 orderFrom) { Scen_StaticLayer *layerPtr; Scen_PieceDesc **pictPtr; Scen_StaticPlane *planePtr; int16 planeCount; int16 order; int16 plane; int16 pieceIndex; int16 pictIndex; int16 left; int16 right; int16 top; int16 bottom; if (scen_curStatic == -1) return; if (scen_curStaticLayer >= scen_statics[scen_curStatic].layersCount) return; layerPtr = scen_statics[scen_curStatic].layers[scen_curStaticLayer]; pictPtr = scen_statics[scen_curStatic].pieces; planeCount = layerPtr->planeCount; for (order = orderFrom; order < 10; order++) { for (planePtr = layerPtr->planes, plane = 0; plane < planeCount; plane++, planePtr++) { if (planePtr->drawOrder != order) continue; pieceIndex = planePtr->pieceIndex; pictIndex = planePtr->pictIndex - 1; draw_destSpriteX = planePtr->destX; draw_destSpriteY = planePtr->destY; left = FROM_LE_16(pictPtr[pictIndex][pieceIndex].left); right = FROM_LE_16(pictPtr[pictIndex][pieceIndex].right); top = FROM_LE_16(pictPtr[pictIndex][pieceIndex].top); bottom = FROM_LE_16(pictPtr[pictIndex][pieceIndex].bottom); if (draw_destSpriteX > scen_toRedrawRight) continue; if (draw_destSpriteY > scen_toRedrawBottom) continue; if (draw_destSpriteX < scen_toRedrawLeft) { left += scen_toRedrawLeft - draw_destSpriteX; draw_destSpriteX = scen_toRedrawLeft; } if (draw_destSpriteY < scen_toRedrawTop) { top += scen_toRedrawTop - draw_destSpriteY; draw_destSpriteY = scen_toRedrawTop; } draw_spriteLeft = left; draw_spriteTop = top; draw_spriteRight = right - left + 1; draw_spriteBottom = bottom - top + 1; if (draw_spriteRight <= 0 || draw_spriteBottom <= 0) continue; if (draw_destSpriteX + draw_spriteRight - 1 > scen_toRedrawRight) draw_spriteRight = scen_toRedrawRight - draw_destSpriteX + 1; if (draw_destSpriteY + draw_spriteBottom - 1 > scen_toRedrawBottom) draw_spriteBottom = scen_toRedrawBottom - draw_destSpriteY + 1; draw_sourceSurface = scen_staticPictToSprite[scen_curStatic * 7 + pictIndex]; draw_destSurface = 21; draw_transparency = planePtr->transp ? 3 : 0; draw_spriteOperation(DRAW_BLITSURF); } } } int16 scen_loadAnim(char search) { int16 picsCount; int16 resId; int16 i; int16 sceneryIndex; char *dataPtr; Scen_Animation *ptr; int16 offset; int16 pictDescId; int16 width; int16 height; int16 sprResId; int16 sprIndex; if (cd_globFlag) { while (cd_getTrackPos() != -1); cd_globFlag = false; } inter_evalExpr(&sceneryIndex); picsCount = inter_load16(); resId = inter_load16(); if (search) { for (i = 0; i < 10; i++) { if (scen_animPictCount[i] != 0 && scen_animResId[i] == resId) { inter_execPtr += 8 * scen_animPictCount[i]; return i; } if (scen_animPictCount[i] == 0 && i < sceneryIndex) sceneryIndex = i; } } scen_animPictCount[sceneryIndex] = picsCount; scen_animResId[sceneryIndex] = resId; if (resId >= 30000) { scen_animFromExt[sceneryIndex] = 1; dataPtr = game_loadExtData(resId, 0, 0); } else { scen_animFromExt[sceneryIndex] = 0; dataPtr = game_loadTotResource(resId); } ptr = &scen_animations[sceneryIndex]; ptr->dataPtr = dataPtr; ptr->layersCount = READ_LE_UINT16(dataPtr); dataPtr += 2; ptr->layers = (Scen_AnimLayer **) malloc(sizeof(Scen_AnimLayer *) * ptr->layersCount); ptr->pieces = (Scen_PieceDesc **) malloc(sizeof(Scen_PieceDesc *) * picsCount); for (i = 0; i < ptr->layersCount; i++) { offset = (int16)READ_LE_UINT16(&((int16 *)dataPtr)[i]); ptr->layers[i] = (Scen_AnimLayer *) (dataPtr + offset - 2); ptr->layers[i]->unknown0 = (int16)READ_LE_UINT16(&ptr->layers[i]->unknown0); ptr->layers[i]->posX = (int16)READ_LE_UINT16(&ptr->layers[i]->posX); ptr->layers[i]->posY = (int16)READ_LE_UINT16(&ptr->layers[i]->posY); ptr->layers[i]->animDeltaX = (int16)READ_LE_UINT16(&ptr->layers[i]->animDeltaX); ptr->layers[i]->animDeltaY = (int16)READ_LE_UINT16(&ptr->layers[i]->animDeltaY); ptr->layers[i]->framesCount = (int16)READ_LE_UINT16(&ptr->layers[i]->framesCount); } for (i = 0; i < picsCount; i++) { pictDescId = inter_load16(); if (resId >= 30000) { ptr->pieces[i] = (Scen_PieceDesc *) game_loadExtData(pictDescId, 0, 0); } else { ptr->pieces[i] = (Scen_PieceDesc *) game_loadTotResource(pictDescId); } width = inter_load16(); height = inter_load16(); sprResId = inter_load16(); for (sprIndex = 0; sprIndex < 20; sprIndex++) { if (scen_spriteResId[sprIndex] == sprResId) break; } if (sprIndex < 20) { scen_animPictToSprite[7 * sceneryIndex + i] = sprIndex; scen_spriteRefs[sprIndex]++; } else { for (sprIndex = 19; draw_spritesArray[sprIndex] != 0; sprIndex--); scen_animPictToSprite[7 * sceneryIndex + i] = sprIndex; scen_spriteRefs[sprIndex] = 1; scen_spriteResId[sprIndex] = sprResId; draw_spritesArray[sprIndex] = vid_initSurfDesc(videoMode, width, height, 2); vid_clearSurf(draw_spritesArray[sprIndex]); draw_destSurface = sprIndex; draw_spriteLeft = sprResId; draw_transparency = 0; draw_destSpriteX = 0; draw_destSpriteY = 0; draw_spriteOperation(DRAW_LOADSPRITE); } } return sceneryIndex + 100; } // flags & 1 - do capture all area animation is occupying // flags & 4 == 0 - calculate animation final size // flags & 2 != 0 - don't check with "toRedraw"'s // flags & 4 != 0 - checkk view toRedraw void scen_updateAnim(int16 layer, int16 frame, int16 animation, int16 flags, int16 drawDeltaX, int16 drawDeltaY, char doDraw) { Scen_AnimLayer *layerPtr; Scen_PieceDesc **pictPtr; Scen_AnimFramePiece *framePtr; uint16 pieceIndex; uint16 pictIndex; int16 left; int16 right; int16 top; int16 bottom; byte highX; byte highY; int16 i; int16 transp; int16 destX; int16 destY; if (layer >= scen_animations[animation].layersCount) return; layerPtr = scen_animations[animation].layers[layer]; if (frame >= layerPtr->framesCount) return; if (flags & 1) // Do capture { scen_updateAnim(layer, frame, animation, 0, drawDeltaX, drawDeltaY, 0); if (scen_toRedrawLeft == -12345) // Some magic number? return; game_capturePush(scen_toRedrawLeft, scen_toRedrawTop, scen_toRedrawRight - scen_toRedrawLeft + 1, scen_toRedrawBottom - scen_toRedrawTop + 1); *scen_pCaptureCounter = *scen_pCaptureCounter + 1; } pictPtr = scen_animations[animation].pieces; framePtr = layerPtr->frames; for (i = 0; i < frame; i++, framePtr++) { while (framePtr->notFinal == 1) framePtr++; } if ((flags & 4) == 0) { scen_toRedrawLeft = -12345; } else { scen_toRedrawLeft = MAX(scen_toRedrawLeft, anim_animAreaLeft); scen_toRedrawTop = MAX(scen_toRedrawTop, anim_animAreaTop); scen_toRedrawRight = MIN(scen_toRedrawRight, (int16)(anim_animAreaLeft + anim_animAreaWidth - 1)); scen_toRedrawBottom = MIN(scen_toRedrawBottom, (int16)(anim_animAreaTop + anim_animAreaHeight - 1)); } transp = layerPtr->transp ? 3 : 0; framePtr--; do { framePtr++; pieceIndex = framePtr->pieceIndex; pictIndex = framePtr->pictIndex; destX = framePtr->destX; destY = framePtr->destY; highX = pictIndex & 0xc0; highY = pictIndex & 0x30; highX >>= 6; highY >>= 4; if (destX >= 0) destX += ((uint16)highX) << 7; else destX -= ((uint16)highX) << 7; if (destY >= 0) destY += ((uint16)highY) << 7; else destY -= ((uint16)highY) << 7; if (drawDeltaX == 1000) destX += layerPtr->posX; else destX += drawDeltaX; if (drawDeltaY == 1000) destY += layerPtr->posY; else destY += drawDeltaY; pictIndex = (pictIndex & 15) - 1; left = FROM_LE_16(pictPtr[pictIndex][pieceIndex].left); right = FROM_LE_16(pictPtr[pictIndex][pieceIndex].right); top = FROM_LE_16(pictPtr[pictIndex][pieceIndex].top); bottom = FROM_LE_16(pictPtr[pictIndex][pieceIndex].bottom); if (flags & 2) { if (destX < anim_animAreaLeft) { left += anim_animAreaLeft - destX; destX = anim_animAreaLeft; } if (left <= right && destX + right - left >= anim_animAreaLeft + anim_animAreaWidth) right -= (destX + right - left) - (anim_animAreaLeft + anim_animAreaWidth) + 1; if (destY < anim_animAreaTop) { top += anim_animAreaTop - destY; destY = anim_animAreaTop; } if (top <= bottom && destY + bottom - top >= anim_animAreaTop + anim_animAreaHeight) bottom -= (destY + bottom - top) - (anim_animAreaTop + anim_animAreaHeight) + 1; } else if (flags & 4) { if (destX < scen_toRedrawLeft) { left += scen_toRedrawLeft - destX; destX = scen_toRedrawLeft; } if (left <= right && destX + right - left > scen_toRedrawRight) right -= destX + right - left - scen_toRedrawRight; if (destY < scen_toRedrawTop) { top += scen_toRedrawTop - destY; destY = scen_toRedrawTop; } if (top <= bottom && destY + bottom - top > scen_toRedrawBottom) bottom -= destY + bottom - top - scen_toRedrawBottom; } if (left > right || top > bottom) continue; if (doDraw) { draw_sourceSurface = scen_animPictToSprite[animation * 7 + pictIndex]; draw_destSurface = 21; draw_spriteLeft = left; draw_spriteTop = top; draw_spriteRight = right - left + 1; draw_spriteBottom = bottom - top + 1; draw_destSpriteX = destX; draw_destSpriteY = destY; draw_transparency = transp; draw_spriteOperation(DRAW_BLITSURF); } if ((flags & 4) == 0) { if (scen_toRedrawLeft == -12345) { scen_toRedrawLeft = destX; scen_animLeft = destX; scen_toRedrawTop = destY; scen_animTop = destY; scen_toRedrawRight = destX + right - left; scen_toRedrawBottom = destY + bottom - top; } else { scen_toRedrawLeft = MIN(scen_toRedrawLeft, destX); scen_toRedrawTop = MIN(scen_toRedrawTop, destY); scen_toRedrawRight = MAX(scen_toRedrawRight, (int16)(destX + right - left)); scen_toRedrawBottom = MAX(scen_toRedrawBottom, (int16)(destY + bottom - top)); } } } while (framePtr->notFinal == 1); } void scen_freeAnim(int16 animation) { int16 i; int16 spr; if (animation == -1) inter_evalExpr(&animation); if (scen_animPictCount[animation] == 0) return; for (i = 0; i < scen_animPictCount[animation]; i++) { if (scen_animFromExt[animation] == 1) free(scen_animations[animation].pieces[i]); spr = scen_animPictToSprite[animation * 7 + i]; scen_spriteRefs[spr]--; if (scen_spriteRefs[spr] == 0) { vid_freeSurfDesc(draw_spritesArray[spr]); draw_spritesArray[spr] = 0; scen_spriteResId[spr] = -1; } } free(scen_animations[animation].layers); free(scen_animations[animation].pieces); if (scen_animFromExt[animation] == 1) free(scen_animations[animation].dataPtr); scen_animFromExt[animation] = 0; scen_animPictCount[animation] = 0; } void scen_interUpdateAnim(void) { int16 deltaX; int16 deltaY; int16 flags; int16 frame; int16 layer; int16 animation; inter_evalExpr(&deltaX); inter_evalExpr(&deltaY); inter_evalExpr(&animation); inter_evalExpr(&layer); inter_evalExpr(&frame); flags = inter_load16(); scen_updateAnim(layer, frame, animation, flags, deltaX, deltaY, 1); } void scen_interStoreParams(void) { Scen_AnimLayer *layerPtr; int16 animation; int16 layer; int16 var; warning("scen_interStoreParams: Storing..."); inter_evalExpr(&animation); inter_evalExpr(&layer); layerPtr = scen_animations[animation].layers[layer]; var = parse_parseVarIndex(); WRITE_VAR_OFFSET(var, layerPtr->animDeltaX); var = parse_parseVarIndex(); WRITE_VAR_OFFSET(var, layerPtr->animDeltaY); var = parse_parseVarIndex(); WRITE_VAR_OFFSET(var, layerPtr->unknown0); var = parse_parseVarIndex(); WRITE_VAR_OFFSET(var, layerPtr->framesCount); } } // End of namespace Gob