mirror of https://github.com/OpenRCT2/OpenRCT2.git
232 lines
8.0 KiB
C
232 lines
8.0 KiB
C
#pragma region Copyright (c) 2014-2016 OpenRCT2 Developers
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/*****************************************************************************
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* OpenRCT2, an open source clone of Roller Coaster Tycoon 2.
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*
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* OpenRCT2 is the work of many authors, a full list can be found in contributors.md
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* For more information, visit https://github.com/OpenRCT2/OpenRCT2
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*
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* OpenRCT2 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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* A full copy of the GNU General Public License can be found in licence.txt
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*****************************************************************************/
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#pragma endregion
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#include "../../interface/viewport.h"
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#include "../../paint/paint.h"
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#include "../../paint/supports.h"
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#include "../track_paint.h"
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#include "../track.h"
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enum {
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PLANE_BACK,
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PLANE_FRONT,
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};
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enum {
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SPR_MAGIC_CARPET_FRAME_NW = 22002,
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SPR_MAGIC_CARPET_FRAME_SE = 22003,
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SPR_MAGIC_CARPET_FRAME_NE = 22004,
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SPR_MAGIC_CARPET_FRAME_SW = 22005,
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SPR_MAGIC_CARPET_PENDULUM_NW = 22006,
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SPR_MAGIC_CARPET_PENDULUM_NE = 22038,
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SPR_MAGIC_CARPET_PENDULUM_SE = 22070,
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SPR_MAGIC_CARPET_PENDULUM_SW = 22102,
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};
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typedef struct bound_box {
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sint16 x;
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sint16 y;
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sint16 width;
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sint16 height;
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} bound_box;
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/** rct2: 0x01428220 */
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static const sint16 MagicCarpetOscillationZ[] = {
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-2, -1, 1, 5, 10, 16, 23, 30, 37, 45, 52, 59, 65, 70, 74, 76, 77,
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76, 74, 70, 65, 59, 52, 45, 37, 30, 23, 16, 10, 5, 1, -1
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};
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/** rct2: 0x01428260 */
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static const sint8 MagicCarpetOscillationXY[] = {
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0, 6, 12, 18, 23, 27, 30, 31, 32, 31, 30, 27, 23, 18, 12, 6, 0,
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-5, -11, -17, -22, -26, -29, -30, -31, -30, -29, -26, -22, -17, -11, -5
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};
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/** rct2: 0x014281F0 */
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static const bound_box MagicCarpetBounds[] = {
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{ 0, 8, 32, 16 },
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{ 8, 0, 16, 32 },
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{ 0, 8, 32, 16 },
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{ 8, 0, 16, 32 }
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};
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static rct_vehicle *get_first_vehicle(rct_ride *ride)
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{
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if (ride->lifecycle_flags & RIDE_LIFECYCLE_ON_TRACK) {
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uint16 vehicleSpriteIndex = ride->vehicles[0];
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if (vehicleSpriteIndex != SPRITE_INDEX_NULL) {
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return GET_VEHICLE(vehicleSpriteIndex);
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}
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}
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return NULL;
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}
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static void paint_magic_carpet_frame(uint8 plane, uint8 direction,
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rct_xyz16 offset, rct_xyz16 bbOffset, rct_xyz16 bbSize)
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{
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uint32 imageId;
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if (direction & 1) {
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imageId = plane == PLANE_BACK ? SPR_MAGIC_CARPET_FRAME_NE :
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SPR_MAGIC_CARPET_FRAME_SW;
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} else {
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imageId = plane == PLANE_BACK ? SPR_MAGIC_CARPET_FRAME_NW :
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SPR_MAGIC_CARPET_FRAME_SE;
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}
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imageId |= gTrackColours[SCHEME_TRACK];
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if (plane == PLANE_BACK) {
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sub_98197C(imageId, (sint8)offset.x, (sint8)offset.y, bbSize.x, bbSize.y, 127, offset.z, bbOffset.x, bbOffset.y, bbOffset.z, get_current_rotation());
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} else {
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sub_98199C(imageId, (sint8)offset.x, (sint8)offset.y, bbSize.x, bbSize.y, 127, offset.z, bbOffset.x, bbOffset.y, bbOffset.z, get_current_rotation());
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}
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}
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static void paint_magic_carpet_pendulum(uint8 plane, uint32 swingImageId, uint8 direction,
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rct_xyz16 offset, rct_xyz16 bbOffset, rct_xyz16 bbSize)
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{
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uint32 imageId = swingImageId;
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if (direction & 2) {
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imageId = (0 - ((sint32)imageId)) & 31;
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}
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if (direction & 1) {
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imageId += plane == PLANE_BACK ? SPR_MAGIC_CARPET_PENDULUM_NE :
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SPR_MAGIC_CARPET_PENDULUM_SW;
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} else {
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imageId += plane == PLANE_BACK ? SPR_MAGIC_CARPET_PENDULUM_NW :
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SPR_MAGIC_CARPET_PENDULUM_SE;
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}
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imageId |= gTrackColours[SCHEME_TRACK];
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sub_98199C(imageId, (sint8)offset.x, (sint8)offset.y, bbSize.x, bbSize.y, 127, offset.z, bbOffset.x, bbOffset.y, bbOffset.z, get_current_rotation());
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}
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static void paint_magic_carpet_vehicle(rct_ride *ride, uint8 direction, uint32 swingImageId,
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rct_xyz16 offset, rct_xyz16 bbOffset, rct_xyz16 bbSize)
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{
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rct_ride_entry *rideEntry = get_ride_entry_by_ride(ride);
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uint32 vehicleImageId = rideEntry->vehicles[0].base_image_id + direction;
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// Vehicle
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uint32 imageColourFlags = gTrackColours[SCHEME_MISC];
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if (imageColourFlags == 0x20000000) {
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imageColourFlags = 0xA0000000 |
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(ride->vehicle_colours[0].trim_colour << 24) |
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(ride->vehicle_colours[0].body_colour << 19);
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}
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sint8 directionalOffset = MagicCarpetOscillationXY[swingImageId];
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switch (direction) {
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case 0: offset.x -= directionalOffset; break;
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case 1: offset.y += directionalOffset; break;
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case 2: offset.x += directionalOffset; break;
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case 3: offset.y -= directionalOffset; break;
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}
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offset.z += MagicCarpetOscillationZ[swingImageId];
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sub_98199C(vehicleImageId | imageColourFlags, (sint8)offset.x, (sint8)offset.y, bbSize.x, bbSize.y, 127, offset.z, bbOffset.x, bbOffset.y, bbOffset.z, get_current_rotation());
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// Riders
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rct_drawpixelinfo *dpi = unk_140E9A8;
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if (dpi->zoom_level <= 1 && (ride->lifecycle_flags & RIDE_LIFECYCLE_ON_TRACK)) {
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rct_vehicle *vehicle = get_first_vehicle(ride);
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if (vehicle != NULL) {
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uint32 baseImageId = 0xA0000000 | (vehicleImageId + 4);
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for (uint8 peepIndex = 0; peepIndex < vehicle->num_peeps; peepIndex += 2) {
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uint32 imageId = baseImageId + (peepIndex * 2);
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imageId |= (vehicle->peep_tshirt_colours[peepIndex + 0] << 19);
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imageId |= (vehicle->peep_tshirt_colours[peepIndex + 1] << 24);
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sub_98199C(imageId, (sint8)offset.x, (sint8)offset.y, bbSize.x, bbSize.y, 127, offset.z, bbOffset.x, bbOffset.y, bbOffset.z, get_current_rotation());
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}
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}
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}
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}
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/** rct2: 0x00899104 */
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static void paint_magic_carpet_structure(rct_ride *ride, uint8 direction, sint8 axisOffset, uint16 height)
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{
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rct_vehicle *vehicle = get_first_vehicle(ride);
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uint32 swingImageId = 0;
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if (vehicle != NULL) {
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swingImageId = vehicle->vehicle_sprite_type;
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gPaintInteractionType = VIEWPORT_INTERACTION_ITEM_SPRITE;
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}
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bound_box bb = MagicCarpetBounds[direction];
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rct_xyz16 offset, bbOffset, bbSize;
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offset.x = (direction & 1) ? 0 : axisOffset;
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offset.y = (direction & 1) ? axisOffset : 0;
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offset.z = height + 7;
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bbOffset.x = bb.x;
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bbOffset.y = bb.y;
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bbOffset.z = height + 7;
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bbSize.x = bb.width;
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bbSize.y = bb.height;
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bbSize.z = 127;
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paint_magic_carpet_frame(PLANE_BACK, direction, offset, bbOffset, bbSize);
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paint_magic_carpet_pendulum(PLANE_BACK, swingImageId, direction, offset, bbOffset, bbSize);
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paint_magic_carpet_vehicle(ride, direction, swingImageId, offset, bbOffset, bbSize);
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paint_magic_carpet_pendulum(PLANE_FRONT, swingImageId, direction, offset, bbOffset, bbSize);
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paint_magic_carpet_frame(PLANE_FRONT, direction, offset, bbOffset, bbSize);
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gPaintInteractionType = VIEWPORT_INTERACTION_ITEM_RIDE;
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}
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/** rct2: 0x00898514 */
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static void paint_magic_carpet(uint8 rideIndex, uint8 trackSequence, uint8 direction, int height, rct_map_element * mapElement)
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{
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uint8 relativeTrackSequence = track_map_1x4[direction][trackSequence];
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// The end tiles do not have a platform
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switch (relativeTrackSequence) {
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case 0:
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case 2:
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if (direction & 1) {
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metal_a_supports_paint_setup(0, 6, 0, height, gTrackColours[SCHEME_SUPPORTS]);
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metal_a_supports_paint_setup(0, 7, 0, height, gTrackColours[SCHEME_SUPPORTS]);
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} else {
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metal_a_supports_paint_setup(0, 5, 0, height, gTrackColours[SCHEME_SUPPORTS]);
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metal_a_supports_paint_setup(0, 8, 0, height, gTrackColours[SCHEME_SUPPORTS]);
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}
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uint32 imageId = SPR_STATION_BASE_D | gTrackColours[SCHEME_SUPPORTS];
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sub_98196C(imageId, 0, 0, 32, 32, 1, height, get_current_rotation());
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break;
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}
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rct_ride *ride = get_ride(rideIndex);
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switch (relativeTrackSequence) {
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case 3: paint_magic_carpet_structure(ride, direction, -48, height); break;
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case 0: paint_magic_carpet_structure(ride, direction, -16, height); break;
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case 2: paint_magic_carpet_structure(ride, direction, 16, height); break;
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case 1: paint_magic_carpet_structure(ride, direction, 48, height); break;
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}
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paint_util_set_segment_support_height(SEGMENTS_ALL, 0xFFFF, 0);
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paint_util_set_general_support_height(height + 176, 0x20);
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}
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/**
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*
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* rct2: 0x00898384
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*/
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TRACK_PAINT_FUNCTION get_track_paint_function_magic_carpet(int trackType, int direction)
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{
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switch (trackType) {
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case FLAT_TRACK_ELEM_1_X_4_A: return paint_magic_carpet;
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}
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return NULL;
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}
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