mirror of https://github.com/OpenRCT2/OpenRCT2.git
281 lines
9.6 KiB
C++
281 lines
9.6 KiB
C++
/*****************************************************************************
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* Copyright (c) 2014-2019 OpenRCT2 developers
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*
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* For a complete list of all authors, please refer to contributors.md
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* Interested in contributing? Visit https://github.com/OpenRCT2/OpenRCT2
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*
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* OpenRCT2 is licensed under the GNU General Public License version 3.
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*****************************************************************************/
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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 "../../world/Sprite.h"
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#include "../Track.h"
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#include "../TrackPaint.h"
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enum
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{
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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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{
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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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struct bound_box
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{
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int16_t x;
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int16_t y;
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int16_t width;
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int16_t height;
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};
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/** rct2: 0x01428220 */
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static constexpr const int16_t MagicCarpetOscillationZ[] = { -2, -1, 1, 5, 10, 16, 23, 30, 37, 45, 52, 59, 65, 70, 74, 76,
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77, 76, 74, 70, 65, 59, 52, 45, 37, 30, 23, 16, 10, 5, 1, -1 };
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/** rct2: 0x01428260 */
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static constexpr const int8_t MagicCarpetOscillationXY[] = { 0, 6, 12, 18, 23, 27, 30, 31, 32, 31, 30,
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27, 23, 18, 12, 6, 0, -5, -11, -17, -22, -26,
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-29, -30, -31, -30, -29, -26, -22, -17, -11, -5 };
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/** rct2: 0x014281F0 */
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static constexpr const bound_box MagicCarpetBounds[] = {
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{ 0, 8, 32, 16 }, { 8, 0, 16, 32 }, { 0, 8, 32, 16 }, { 8, 0, 16, 32 }
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};
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static rct_vehicle* get_first_vehicle(Ride* ride)
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{
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if (ride->lifecycle_flags & RIDE_LIFECYCLE_ON_TRACK)
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{
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uint16_t vehicleSpriteIndex = ride->vehicles[0];
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if (vehicleSpriteIndex != SPRITE_INDEX_NULL)
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{
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return GET_VEHICLE(vehicleSpriteIndex);
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}
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}
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return nullptr;
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}
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static void paint_magic_carpet_frame(
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paint_session* session, uint8_t plane, uint8_t direction, LocationXYZ16 offset, LocationXYZ16 bbOffset,
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LocationXYZ16 bbSize)
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{
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uint32_t imageId;
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if (direction & 1)
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{
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imageId = plane == PLANE_BACK ? SPR_MAGIC_CARPET_FRAME_NE : SPR_MAGIC_CARPET_FRAME_SW;
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}
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else
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{
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imageId = plane == PLANE_BACK ? SPR_MAGIC_CARPET_FRAME_NW : SPR_MAGIC_CARPET_FRAME_SE;
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}
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imageId |= session->TrackColours[SCHEME_TRACK];
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if (plane == PLANE_BACK)
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{
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sub_98197C(
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session, imageId, (int8_t)offset.x, (int8_t)offset.y, bbSize.x, bbSize.y, 127, offset.z, bbOffset.x, bbOffset.y,
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bbOffset.z);
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}
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else
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{
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sub_98199C(
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session, imageId, (int8_t)offset.x, (int8_t)offset.y, bbSize.x, bbSize.y, 127, offset.z, bbOffset.x, bbOffset.y,
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bbOffset.z);
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}
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}
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static void paint_magic_carpet_pendulum(
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paint_session* session, uint8_t plane, uint32_t swingImageId, uint8_t direction, LocationXYZ16 offset,
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LocationXYZ16 bbOffset, LocationXYZ16 bbSize)
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{
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uint32_t imageId = swingImageId;
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if (direction & 2)
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{
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imageId = (0 - ((int32_t)imageId)) & 31;
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}
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if (direction & 1)
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{
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imageId += plane == PLANE_BACK ? SPR_MAGIC_CARPET_PENDULUM_NE : SPR_MAGIC_CARPET_PENDULUM_SW;
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}
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else
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{
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imageId += plane == PLANE_BACK ? SPR_MAGIC_CARPET_PENDULUM_NW : SPR_MAGIC_CARPET_PENDULUM_SE;
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}
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imageId |= session->TrackColours[SCHEME_TRACK];
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sub_98199C(
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session, imageId, (int8_t)offset.x, (int8_t)offset.y, bbSize.x, bbSize.y, 127, offset.z, bbOffset.x, bbOffset.y,
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bbOffset.z);
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}
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static void paint_magic_carpet_vehicle(
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paint_session* session, Ride* ride, uint8_t direction, uint32_t swingImageId, LocationXYZ16 offset, LocationXYZ16 bbOffset,
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LocationXYZ16 bbSize)
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{
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rct_ride_entry* rideEntry = ride->GetRideEntry();
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uint32_t vehicleImageId = rideEntry->vehicles[0].base_image_id + direction;
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// Vehicle
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uint32_t imageColourFlags = session->TrackColours[SCHEME_MISC];
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if (imageColourFlags == IMAGE_TYPE_REMAP)
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{
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imageColourFlags = SPRITE_ID_PALETTE_COLOUR_2(ride->vehicle_colours[0].Body, ride->vehicle_colours[0].Trim);
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}
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int8_t directionalOffset = MagicCarpetOscillationXY[swingImageId];
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switch (direction)
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{
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case 0:
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offset.x -= directionalOffset;
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break;
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case 1:
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offset.y += directionalOffset;
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break;
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case 2:
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offset.x += directionalOffset;
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break;
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case 3:
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offset.y -= directionalOffset;
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break;
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}
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offset.z += MagicCarpetOscillationZ[swingImageId];
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sub_98199C(
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session, vehicleImageId | imageColourFlags, (int8_t)offset.x, (int8_t)offset.y, bbSize.x, bbSize.y, 127, offset.z,
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bbOffset.x, bbOffset.y, bbOffset.z);
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// Riders
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rct_drawpixelinfo* dpi = &session->DPI;
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if (dpi->zoom_level <= 1 && (ride->lifecycle_flags & RIDE_LIFECYCLE_ON_TRACK))
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{
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rct_vehicle* vehicle = get_first_vehicle(ride);
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if (vehicle != nullptr)
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{
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uint32_t baseImageId = IMAGE_TYPE_REMAP | IMAGE_TYPE_REMAP_2_PLUS | (vehicleImageId + 4);
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for (uint8_t peepIndex = 0; peepIndex < vehicle->num_peeps; peepIndex += 2)
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{
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uint32_t 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(
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session, imageId, (int8_t)offset.x, (int8_t)offset.y, bbSize.x, bbSize.y, 127, offset.z, bbOffset.x,
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bbOffset.y, bbOffset.z);
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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(
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paint_session* session, Ride* ride, uint8_t direction, int8_t axisOffset, uint16_t height)
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{
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const TileElement* savedTileElement = static_cast<const TileElement*>(session->CurrentlyDrawnItem);
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rct_vehicle* vehicle = get_first_vehicle(ride);
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uint32_t swingImageId = 0;
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if (vehicle != nullptr)
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{
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swingImageId = vehicle->vehicle_sprite_type;
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session->InteractionType = VIEWPORT_INTERACTION_ITEM_SPRITE;
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session->CurrentlyDrawnItem = vehicle;
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}
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bound_box bb = MagicCarpetBounds[direction];
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LocationXYZ16 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(session, PLANE_BACK, direction, offset, bbOffset, bbSize);
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paint_magic_carpet_pendulum(session, PLANE_BACK, swingImageId, direction, offset, bbOffset, bbSize);
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paint_magic_carpet_vehicle(session, ride, direction, swingImageId, offset, bbOffset, bbSize);
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paint_magic_carpet_pendulum(session, PLANE_FRONT, swingImageId, direction, offset, bbOffset, bbSize);
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paint_magic_carpet_frame(session, PLANE_FRONT, direction, offset, bbOffset, bbSize);
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session->InteractionType = VIEWPORT_INTERACTION_ITEM_RIDE;
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session->CurrentlyDrawnItem = savedTileElement;
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}
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/** rct2: 0x00898514 */
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static void paint_magic_carpet(
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paint_session* session, ride_id_t rideIndex, uint8_t trackSequence, uint8_t direction, int32_t height,
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const TileElement* tileElement)
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{
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uint8_t 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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{
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case 0:
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case 2:
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if (direction & 1)
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{
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metal_a_supports_paint_setup(
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session, METAL_SUPPORTS_TUBES, 6, 0, height, session->TrackColours[SCHEME_SUPPORTS]);
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metal_a_supports_paint_setup(
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session, METAL_SUPPORTS_TUBES, 7, 0, height, session->TrackColours[SCHEME_SUPPORTS]);
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}
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else
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{
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metal_a_supports_paint_setup(
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session, METAL_SUPPORTS_TUBES, 5, 0, height, session->TrackColours[SCHEME_SUPPORTS]);
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metal_a_supports_paint_setup(
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session, METAL_SUPPORTS_TUBES, 8, 0, height, session->TrackColours[SCHEME_SUPPORTS]);
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}
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uint32_t imageId = SPR_STATION_BASE_D | session->TrackColours[SCHEME_SUPPORTS];
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sub_98196C(session, imageId, 0, 0, 32, 32, 1, height);
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break;
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}
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Ride* ride = get_ride(rideIndex);
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switch (relativeTrackSequence)
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{
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case 3:
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paint_magic_carpet_structure(session, ride, direction, -48, height);
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break;
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case 0:
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paint_magic_carpet_structure(session, ride, direction, -16, height);
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break;
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case 2:
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paint_magic_carpet_structure(session, ride, direction, 16, height);
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break;
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case 1:
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paint_magic_carpet_structure(session, ride, direction, 48, height);
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break;
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}
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paint_util_set_segment_support_height(session, SEGMENTS_ALL, 0xFFFF, 0);
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paint_util_set_general_support_height(session, 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(int32_t trackType, int32_t direction)
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{
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switch (trackType)
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{
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case FLAT_TRACK_ELEM_1_X_4_A:
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return paint_magic_carpet;
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}
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return nullptr;
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}
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