Add animation smoothing
This commit is contained in:
parent
e3d0b3219f
commit
03b703d454
5 changed files with 326 additions and 182 deletions
2
assets.h
2
assets.h
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@ -6194,7 +6194,7 @@ void LCR_imageChangeBrightness(int up)
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{
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if (up)
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for (int i = 0; i < 256; ++i)
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_LCR_currentImagePalette[i] |= 0x1042;
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_LCR_currentImagePalette[i] |= 0x18e3;
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else
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for (int i = 0; i < 256; ++i)
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_LCR_currentImagePalette[i] =
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106
game.h
106
game.h
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@ -12,10 +12,10 @@
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square is LCR_GAME_UNITs long, a full angle is also LCR_GAME_UNITs.
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- LCR_GAME_UNIT: Size of one game square and full angle in LCR_GameUnits.
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- S3L_Unit: data type, small3dlib's unit. May change with renderer change.
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- S3L_FRACTIONS_PER_UNIT: small3dlib's value representing 1.0.
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- S3L_F: small3dlib's value representing 1.0.
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- LCR_RENDERER_UNIT: for the renderer one map square is this many S3L_Units.
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- TPE_Unit: tinyphysicsengine's unit. May change with phys. engine change.
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- TPE_FRACTIONS_PER_UNIT: tinyphysicsengine's value representing value 1.0.
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- TPE_F: tinyphysicsengine's value representing value 1.0.
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- LCR_PHYSICS_UNIT: for the phys. eng. one map square is this many TPE_Units.
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COORDINATE SYSTEM AND ROTATIONS: The game itself (racing module) is
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@ -96,10 +96,15 @@ uint8_t LCR_gameStep(uint32_t timeMs);
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//------------------------------------------------------------------------------
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#define LCR_CONTROL_MODE_FREECAM 0x00
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#define LCR_CONTROL_MODE_DRIVE 0x01
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struct
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{
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uint32_t nextRenderFrameTime;
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uint32_t nextRacingTickTime;
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uint8_t controlMode;
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uint8_t debugDraw;
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} LCR_game;
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void LCR_drawPixelXYUnsafe(unsigned int x, unsigned int y,
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@ -118,7 +123,9 @@ static inline void LCR_drawPixelXYSafe(unsigned int x, unsigned int y,
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#include "renderer.h"
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uint8_t LCR_keyStates[LCR_KEYS_TOTAL]; /**< Assures unchanging key states
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during a single frame. */
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during a single frame, holds
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number of frames for which the key
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has been continuously held. */
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void LCR_drawPixelXYUnsafe(unsigned int x, unsigned int y,
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uint16_t color)
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@ -150,6 +157,9 @@ void LCR_gameInit(void)
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LCR_game.nextRenderFrameTime = 0;
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LCR_game.nextRacingTickTime = 0;
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LCR_game.controlMode = LCR_CONTROL_MODE_FREECAM;
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LCR_game.debugDraw = 0;
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}
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void LCR_gameEnd(void)
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@ -159,15 +169,22 @@ void LCR_gameEnd(void)
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uint8_t LCR_gameStep(uint32_t time)
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{
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for (int i = 0; i < LCR_KEYS_TOTAL; ++i)
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LCR_keyStates[i] = LCR_keyPressed(i);
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LCR_keyStates[i] = LCR_keyPressed(i) ?
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(LCR_keyStates[i] < 255 ? LCR_keyStates[i] + 1 : 255) : 0;
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uint32_t sleep = 0;
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if (LCR_keyStates[LCR_KEY_B] == 1)
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LCR_game.controlMode = LCR_game.controlMode == LCR_CONTROL_MODE_FREECAM ?
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LCR_CONTROL_MODE_DRIVE : LCR_CONTROL_MODE_FREECAM;
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else if (LCR_keyStates[LCR_KEY_B] == 30)
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LCR_game.debugDraw = !LCR_game.debugDraw;
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while (time >= LCR_game.nextRacingTickTime)
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{
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unsigned int input = 0;
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if (LCR_keyStates[LCR_KEY_B])
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if (LCR_game.controlMode != LCR_CONTROL_MODE_FREECAM)
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input =
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(LCR_keyStates[LCR_KEY_UP] ? LCR_RACING_INPUT_FORW : 0) |
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(LCR_keyStates[LCR_KEY_RIGHT] ? LCR_RACING_INPUT_RIGHT : 0) |
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@ -178,56 +195,67 @@ uint8_t LCR_gameStep(uint32_t time)
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LCR_game.nextRacingTickTime += LCR_RACING_TICK_MS;
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}
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if (time >= LCR_game.nextRenderFrameTime)
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{
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LCR_GameUnit physicsInterpolationParam = LCR_GAME_UNIT -
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((LCR_game.nextRacingTickTime - time) * LCR_GAME_UNIT) /
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LCR_RACING_TICK_MS;
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LCR_GameUnit carTransform[6];
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LCR_racingGetCarTransform(carTransform,carTransform + 3);
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LCR_racingGetCarTransform(carTransform,carTransform + 3,
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physicsInterpolationParam);
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LCR_rendererSetCarTransform(carTransform,carTransform + 3);
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LCR_rendererDraw();
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LCR_GameUnit sss[7];
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LCR_rendererGetCameraTransform(sss,sss + 3,sss + 6);
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LCR_physicsDebugDraw(sss,sss + 3,sss[6]);
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LCR_game.nextRenderFrameTime += 1000 / LCR_SETTING_FPS;
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while (time >= LCR_game.nextRenderFrameTime)
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LCR_game.nextRenderFrameTime += 1000 / LCR_SETTING_FPS;
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LCR_GameUnit offsets[5];
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for (int i = 0; i < 5; ++i)
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offsets[i] = 0;
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if (LCR_keyStates[LCR_KEY_A])
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if (LCR_game.controlMode == LCR_CONTROL_MODE_FREECAM)
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{
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if (LCR_keyStates[LCR_KEY_UP])
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offsets[4] = LCR_FREE_CAMERA_TURN_STEP;
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else if (LCR_keyStates[LCR_KEY_DOWN])
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offsets[4] -= LCR_FREE_CAMERA_TURN_STEP;
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if (LCR_keyStates[LCR_KEY_A])
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{
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if (LCR_keyStates[LCR_KEY_UP])
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offsets[4] = LCR_FREE_CAMERA_TURN_STEP;
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else if (LCR_keyStates[LCR_KEY_DOWN])
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offsets[4] -= LCR_FREE_CAMERA_TURN_STEP;
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if (LCR_keyStates[LCR_KEY_RIGHT])
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offsets[3] -= LCR_FREE_CAMERA_TURN_STEP;
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else if (LCR_keyStates[LCR_KEY_LEFT])
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offsets[3] = LCR_FREE_CAMERA_TURN_STEP;
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if (LCR_keyStates[LCR_KEY_RIGHT])
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offsets[3] -= LCR_FREE_CAMERA_TURN_STEP;
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else if (LCR_keyStates[LCR_KEY_LEFT])
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offsets[3] = LCR_FREE_CAMERA_TURN_STEP;
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}
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else
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{
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if (LCR_keyStates[LCR_KEY_UP])
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offsets[0] = LCR_FREE_CAMERA_STEP;
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else if (LCR_keyStates[LCR_KEY_DOWN])
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offsets[0] -= LCR_FREE_CAMERA_STEP;
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if (LCR_keyStates[LCR_KEY_RIGHT])
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offsets[1] = LCR_FREE_CAMERA_STEP;
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else if (LCR_keyStates[LCR_KEY_LEFT])
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offsets[1] -= LCR_FREE_CAMERA_STEP;
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}
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LCR_rendererMoveCamera(offsets,offsets + 3);
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}
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else if (!LCR_keyStates[LCR_KEY_B])
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else
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LCR_rendererCameraFollow();
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LCR_rendererDraw();
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if (LCR_game.debugDraw)
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{
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if (LCR_keyStates[LCR_KEY_UP])
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offsets[0] = LCR_FREE_CAMERA_STEP;
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else if (LCR_keyStates[LCR_KEY_DOWN])
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offsets[0] -= LCR_FREE_CAMERA_STEP;
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if (LCR_keyStates[LCR_KEY_RIGHT])
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offsets[1] = LCR_FREE_CAMERA_STEP;
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else if (LCR_keyStates[LCR_KEY_LEFT])
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offsets[1] -= LCR_FREE_CAMERA_STEP;
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LCR_GameUnit camTr[7];
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LCR_rendererGetCameraTransform(camTr,camTr + 3,camTr + 6);
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LCR_physicsDebugDraw(camTr,camTr + 3,camTr[6]);
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}
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LCR_rendererMoveCamera(offsets,offsets + 3);
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}
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else
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sleep = LCR_game.nextRenderFrameTime - time;
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170
racing.h
170
racing.h
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@ -5,16 +5,16 @@
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#ifndef _LCR_RACING_H
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#define _LCR_RACING_H
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typedef int32_t LCR_GameUnit; ///< abstract game unit
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typedef int32_t LCR_GameUnit; ///< abstract game unit
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#define LCR_GAME_UNIT 1024 ///< length of map square in LCR_GameUnits
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#define LCR_GAME_UNIT 1024 ///< length of map square in LCR_GameUnits
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#define LCR_RACING_INPUT_FORW 0x01
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#define LCR_RACING_INPUT_RIGHT 0x02
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#define LCR_RACING_INPUT_BACK 0x04
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#define LCR_RACING_INPUT_LEFT 0x08
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#define LCR_PHYSICS_UNIT 1024 ///< length of map square for physics engine
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#define LCR_PHYSICS_UNIT 512 ///< length of map square for physics engine
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#include "map.h"
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#include "tinyphysicsengine.h"
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@ -22,15 +22,35 @@ typedef int32_t LCR_GameUnit; ///< abstract game unit
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#define LCR_CAR_JOINTS 5
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#define LCR_CAR_CONNECTIONS 10
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#define LCR_CAR_FORWARD_FRICTION (TPE_F / 14)
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#define LCR_CAR_TURN_FRICTION (3 * TPE_F / 4)
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#define LCR_CAR_ELASTICITY (TPE_F / 100)
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struct
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{
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TPE_World physicsWorld;
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TPE_Body carBody;
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TPE_Joint carJoints[LCR_CAR_JOINTS];
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TPE_Connection carConnections[LCR_CAR_CONNECTIONS];
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uint8_t wheelCollisions; /**< In individual bits records for each car wheel
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whether it's currently touching the ground.
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Lower bits record current collisions, higher
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bits the previous state (for averaging). */
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TPE_Vec3 carPositions[2]; ///* Current and previous position.
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} LCR_racing;
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TPE_Vec3 LCR_racingEnvironmentFunction(TPE_Vec3 point, TPE_Unit maxDist)
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TPE_Vec3 _LCR_TPE_vec3DividePlain(TPE_Vec3 v, TPE_Unit d)
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{
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v.x /= d;
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v.y /= d;
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v.z /= d;
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return v;
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}
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TPE_Vec3 _LCR_racingEnvironmentFunction(TPE_Vec3 point, TPE_Unit maxDist)
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{
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return TPE_envAABoxInside(point,TPE_vec3(0,0,0),TPE_vec3(
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LCR_PHYSICS_UNIT * LCR_MAP_SIZE_BLOCKS,
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@ -38,6 +58,31 @@ TPE_Vec3 LCR_racingEnvironmentFunction(TPE_Vec3 point, TPE_Unit maxDist)
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LCR_PHYSICS_UNIT * LCR_MAP_SIZE_BLOCKS));
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}
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uint8_t _LCR_racingCollisionHandler(uint16_t b1, uint16_t j1, uint16_t b2,
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uint16_t j2, TPE_Vec3 p)
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{
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// check which wheels are touching the ground.
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if (j1 < 4) // wheel joint?
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LCR_racing.wheelCollisions |= 0x01 << j1;
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return 1;
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}
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/**
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Initializes new run.
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*/
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void LCR_racingRestart(void)
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{
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LCR_racing.wheelCollisions = 0;
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TPE_bodyDeactivate(&(LCR_racing.carBody));
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// TODO
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}
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/**
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Initializes the racing module, only call once.
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*/
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void LCR_racingInit(void)
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{
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LCR_log("initializing racing engine");
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@ -49,42 +94,57 @@ void LCR_racingInit(void)
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(LCR_PHYSICS_UNIT * 3) / 4,
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LCR_PHYSICS_UNIT / 8);
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LCR_racing.carJoints[4].position.y += LCR_PHYSICS_UNIT / 8;
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LCR_racing.carJoints[4].position.y += LCR_PHYSICS_UNIT / 6;
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LCR_racing.carJoints[4].sizeDivided *= 3;
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LCR_racing.carJoints[4].sizeDivided /= 2;
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TPE_bodyInit(&(LCR_racing.carBody),
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LCR_racing.carJoints,LCR_CAR_JOINTS,
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LCR_racing.carConnections,LCR_CAR_CONNECTIONS,
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TPE_FRACTIONS_PER_UNIT);
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TPE_F);
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LCR_racing.carBody.friction = LCR_CAR_FORWARD_FRICTION;
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LCR_racing.carBody.elasticity = LCR_CAR_ELASTICITY;
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TPE_worldInit(&(LCR_racing.physicsWorld),
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&(LCR_racing.carBody),1,LCR_racingEnvironmentFunction);
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&(LCR_racing.carBody),1,_LCR_racingEnvironmentFunction);
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TPE_bodyDeactivate(&(LCR_racing.carBody));
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LCR_racing.physicsWorld.collisionCallback = _LCR_racingCollisionHandler;
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LCR_racingRestart();
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}
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void LCR_racingGetCarTransform(LCR_GameUnit position[3],
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LCR_GameUnit rotation[3])
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LCR_GameUnit rotation[3], LCR_GameUnit interpolationParam)
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{
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#define AVERAGE(c) \
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(((((LCR_racing.carBody.joints[0].position.c + \
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LCR_racing.carBody.joints[1].position.c + \
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LCR_racing.carBody.joints[2].position.c + \
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LCR_racing.carBody.joints[3].position.c) / 4) + \
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LCR_racing.carBody.joints[4].position.c) / 2) * \
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LCR_GAME_UNIT) / LCR_PHYSICS_UNIT
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position[0] = AVERAGE(x);
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position[1] = AVERAGE(y);
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position[2] = AVERAGE(z);
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#undef AVERAGE
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#if LCR_SETTING_SMOOTH_ANIMATIONS
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TPE_Vec3 v = TPE_vec3Plus(
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LCR_racing.carPositions[1],
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_LCR_TPE_vec3DividePlain(
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TPE_vec3TimesPlain(
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TPE_vec3Minus(
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LCR_racing.carPositions[0],LCR_racing.carPositions[1]),
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interpolationParam),LCR_GAME_UNIT));
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TPE_Vec3 rot = TPE_bodyGetRotation(&(LCR_racing.carBody),0,2,1);
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position[0] = v.x;
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position[1] = v.y;
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position[2] = v.z;
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#else
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TPE_Vec3 v;
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rotation[0] = (rot.x * LCR_GAME_UNIT) / TPE_FRACTIONS_PER_UNIT;
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rotation[1] = (rot.y * LCR_GAME_UNIT) / TPE_FRACTIONS_PER_UNIT;
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rotation[2] = (rot.z * LCR_GAME_UNIT) / TPE_FRACTIONS_PER_UNIT;
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position[0] = LCR_racing.carPositions[0].x;
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position[1] = LCR_racing.carPositions[0].y;
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position[2] = LCR_racing.carPositions[0].z;
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#endif
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v = TPE_bodyGetRotation(&(LCR_racing.carBody),0,2,1);
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rotation[0] = (v.x * LCR_GAME_UNIT) / TPE_F;
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rotation[1] = (v.y * LCR_GAME_UNIT) / TPE_F;
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rotation[2] = (v.z * LCR_GAME_UNIT) / TPE_F;
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// TODO: also smooth out rotation?
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}
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void _LCR_drawPhysicsDebugPixel(uint16_t x, uint16_t y, uint8_t color)
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@ -100,18 +160,24 @@ void _LCR_drawPhysicsDebugPixel(uint16_t x, uint16_t y, uint8_t color)
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}
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}
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// TODO: input
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int LCR_racingCarWheelTouchesGround(int wheel)
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{
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return ((LCR_racing.wheelCollisions & (LCR_racing.wheelCollisions >> 4))
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>> wheel) & 0x01;
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}
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void LCR_racingStep(unsigned int input)
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{
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TPE_Vec3 carForw, carRight, carUp;
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TPE_Vec3 vel = TPE_vec3(0,0,0);
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if (input)
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{
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if (input & LCR_RACING_INPUT_FORW)
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vel.z = LCR_PHYSICS_UNIT / 32;
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vel.y = LCR_PHYSICS_UNIT / 8;
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if (input & LCR_RACING_INPUT_BACK)
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vel.y = LCR_PHYSICS_UNIT / 32;
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vel.z = LCR_PHYSICS_UNIT / 32;
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if (input & LCR_RACING_INPUT_RIGHT)
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vel.x = LCR_PHYSICS_UNIT / 32;
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@ -123,10 +189,52 @@ void LCR_racingStep(unsigned int input)
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}
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TPE_bodyApplyGravity(&(LCR_racing.carBody),
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TPE_FRACTIONS_PER_UNIT / 32
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TPE_F / 32
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);
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LCR_racing.wheelCollisions <<= 4;
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TPE_worldStep(&(LCR_racing.physicsWorld));
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carForw = TPE_vec3Normalized(TPE_vec3Plus(
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TPE_vec3Minus(LCR_racing.carBody.joints[2].position,
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LCR_racing.carBody.joints[0].position),
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TPE_vec3Minus(LCR_racing.carBody.joints[3].position,
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LCR_racing.carBody.joints[1].position)));
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carRight = TPE_vec3Normalized(TPE_vec3Plus(
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TPE_vec3Minus(LCR_racing.carBody.joints[1].position,
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LCR_racing.carBody.joints[0].position),
|
||||
TPE_vec3Minus(LCR_racing.carBody.joints[3].position,
|
||||
LCR_racing.carBody.joints[2].position)));
|
||||
|
||||
carUp = TPE_vec3Cross(carForw,carRight);
|
||||
|
||||
if (TPE_vec3Dot(carUp,TPE_vec3Minus(LCR_racing.carBody.joints[4].position,
|
||||
LCR_racing.carBody.joints[0].position)) < 0)
|
||||
{
|
||||
/* if the car falls on its roof the center joint may flip to the other
|
||||
side, here we fix it */
|
||||
|
||||
// LCR_log("car flipped over, fixing");
|
||||
|
||||
LCR_racing.carBody.joints[4].position = TPE_vec3Plus(TPE_vec3Times(carUp,
|
||||
LCR_GAME_UNIT / 4),LCR_racing.carBody.joints[4].position);
|
||||
}
|
||||
|
||||
LCR_racing.carPositions[1] = LCR_racing.carPositions[0];
|
||||
|
||||
#define AVERAGE(c) \
|
||||
(((((LCR_racing.carBody.joints[0].position.c + \
|
||||
LCR_racing.carBody.joints[1].position.c + \
|
||||
LCR_racing.carBody.joints[2].position.c + \
|
||||
LCR_racing.carBody.joints[3].position.c) / 4) + \
|
||||
LCR_racing.carBody.joints[4].position.c) / 2) * \
|
||||
LCR_GAME_UNIT) / LCR_PHYSICS_UNIT
|
||||
|
||||
LCR_racing.carPositions[0].x = AVERAGE(x);
|
||||
LCR_racing.carPositions[0].y = AVERAGE(y);
|
||||
LCR_racing.carPositions[0].z = AVERAGE(z);
|
||||
#undef AVERAGE
|
||||
}
|
||||
|
||||
void LCR_physicsDebugDraw(LCR_GameUnit camPos[3], LCR_GameUnit camRot[2],
|
||||
|
|
@ -138,13 +246,13 @@ void LCR_physicsDebugDraw(LCR_GameUnit camPos[3], LCR_GameUnit camRot[2],
|
|||
cPos.y = (camPos[1] * LCR_PHYSICS_UNIT) / LCR_GAME_UNIT;
|
||||
cPos.z = (camPos[2] * LCR_PHYSICS_UNIT) / LCR_GAME_UNIT;
|
||||
|
||||
cRot.x = (camRot[0] * TPE_FRACTIONS_PER_UNIT) / LCR_GAME_UNIT;
|
||||
cRot.y = (camRot[1] * TPE_FRACTIONS_PER_UNIT) / LCR_GAME_UNIT;
|
||||
cRot.x = (camRot[0] * TPE_F) / LCR_GAME_UNIT;
|
||||
cRot.y = (camRot[1] * TPE_F) / LCR_GAME_UNIT;
|
||||
cRot.z = 0;
|
||||
|
||||
cView.x = LCR_EFFECTIVE_RESOLUTION_X;
|
||||
cView.y = LCR_EFFECTIVE_RESOLUTION_Y;
|
||||
cView.z = (camFov * TPE_FRACTIONS_PER_UNIT) / LCR_GAME_UNIT;
|
||||
cView.z = (camFov * TPE_F) / LCR_GAME_UNIT;
|
||||
|
||||
TPE_worldDebugDraw(&(LCR_racing.physicsWorld),_LCR_drawPhysicsDebugPixel,
|
||||
cPos,cRot,cView,16,2 * LCR_PHYSICS_UNIT);
|
||||
|
|
|
|||
214
renderer.h
214
renderer.h
|
|
@ -17,8 +17,8 @@
|
|||
#include "small3dlib.h"
|
||||
|
||||
/// Renderer specific unit, length of one map square.
|
||||
#define LCR_RENDERER_UNIT (S3L_FRACTIONS_PER_UNIT / 2)
|
||||
// ^ just S3L_FRACTIONS_PER_UNIT leaves some tris bugging
|
||||
#define LCR_RENDERER_UNIT (S3L_F / 2)
|
||||
// ^ just S3L_F leaves some tris bugging
|
||||
|
||||
#define LCR_RENDERER_CHUNK_RESOLUTION 4 // do not change
|
||||
#define LCR_RENDERER_LOD_BLOCKS 64 // do not change
|
||||
|
|
@ -29,7 +29,7 @@
|
|||
#define LCR_RENDERER_CHUNKS_TOTAL (LCR_RENDERER_CHUNK_RESOLUTION * \
|
||||
LCR_RENDERER_CHUNK_RESOLUTION * LCR_RENDERER_CHUNK_RESOLUTION)
|
||||
|
||||
#define LCR_RENDERER_MODEL_COUNT 9
|
||||
#define LCR_RENDERER_MODEL_COUNT 10
|
||||
|
||||
#define LCR_RENDERER_CAR_SCALE (LCR_RENDERER_UNIT / 4)
|
||||
|
||||
|
|
@ -37,7 +37,8 @@ struct
|
|||
{
|
||||
S3L_Scene scene;
|
||||
S3L_Model3D mapModel; ///< whole map model
|
||||
S3L_Model3D *carModel;
|
||||
S3L_Model3D *carModel;
|
||||
S3L_Model3D *ghostModel;
|
||||
|
||||
// TODO: ghostModel
|
||||
|
||||
|
|
@ -45,6 +46,7 @@ struct
|
|||
The scene model array.
|
||||
0, 1, 2, 3, 4, 5, 6, 7: nearest map chunk models
|
||||
8: car model
|
||||
9: ghost model
|
||||
*/
|
||||
S3L_Model3D models[LCR_RENDERER_MODEL_COUNT];
|
||||
|
||||
|
|
@ -70,11 +72,6 @@ struct
|
|||
*/
|
||||
uint8_t gridOfLODs[LCR_RENDERER_LOD_BLOCKS];
|
||||
|
||||
// pixel function precomputed values:
|
||||
uint32_t previousTriID;
|
||||
int triUVs[6];
|
||||
uint8_t texSubsampleCount;
|
||||
|
||||
#if LCR_ANIMATE_CAR
|
||||
S3L_Unit wheelRotation;
|
||||
S3L_Unit wheelTurn;
|
||||
|
|
@ -82,6 +79,13 @@ struct
|
|||
S3L_Unit animatedCarVerts[LCR_CAR_VERTEX_COUNT * 3];
|
||||
#endif
|
||||
|
||||
// pixel function precomputed values:
|
||||
uint32_t previousTriID;
|
||||
int triUVs[6];
|
||||
int texSubsampleCount;
|
||||
unsigned int flatAndTransparent; /**< If non-zero, transparent (dithered)
|
||||
polygons will be drawn without texture,
|
||||
with color stored in this variable. */
|
||||
} LCR_renderer;
|
||||
|
||||
void LCR_rendererSetCarTransform(LCR_GameUnit position[3],
|
||||
|
|
@ -95,11 +99,11 @@ void LCR_rendererSetCarTransform(LCR_GameUnit position[3],
|
|||
(position[2] * LCR_RENDERER_UNIT) / LCR_GAME_UNIT;
|
||||
|
||||
LCR_renderer.carModel->transform.rotation.x = S3L_wrap((rotation[0] *
|
||||
S3L_FRACTIONS_PER_UNIT) / LCR_GAME_UNIT,S3L_FRACTIONS_PER_UNIT);
|
||||
S3L_F) / LCR_GAME_UNIT,S3L_F);
|
||||
LCR_renderer.carModel->transform.rotation.y = S3L_wrap((rotation[1] *
|
||||
S3L_FRACTIONS_PER_UNIT) / LCR_GAME_UNIT,S3L_FRACTIONS_PER_UNIT);
|
||||
S3L_F) / LCR_GAME_UNIT,S3L_F);
|
||||
LCR_renderer.carModel->transform.rotation.z = S3L_wrap((rotation[2] *
|
||||
S3L_FRACTIONS_PER_UNIT) / LCR_GAME_UNIT,S3L_FRACTIONS_PER_UNIT);
|
||||
S3L_F) / LCR_GAME_UNIT,S3L_F);
|
||||
}
|
||||
|
||||
void _LCR_pixelFuncc3D(S3L_PixelInfo *pixel)
|
||||
|
|
@ -108,12 +112,18 @@ void _LCR_pixelFuncc3D(S3L_PixelInfo *pixel)
|
|||
if (pixel->triangleID != LCR_renderer.previousTriID)
|
||||
{
|
||||
LCR_renderer.previousTriID = pixel->triangleID;
|
||||
LCR_renderer.flatAndTransparent = 0;
|
||||
|
||||
#if LCR_SETTING_TEXTURE_SUBSAMPLE != 0
|
||||
LCR_renderer.texSubsampleCount = 0;
|
||||
#endif
|
||||
|
||||
if (pixel->modelIndex == 8)
|
||||
if (pixel->modelIndex == 9)
|
||||
{
|
||||
// car ghost model
|
||||
LCR_renderer.flatAndTransparent = LCR_SETTING_GHOST_COLOR;
|
||||
}
|
||||
else if (pixel->modelIndex == 8)
|
||||
{
|
||||
// car model
|
||||
|
||||
|
|
@ -197,8 +207,15 @@ void _LCR_pixelFuncc3D(S3L_PixelInfo *pixel)
|
|||
}
|
||||
}
|
||||
|
||||
uint16_t color;
|
||||
if (LCR_renderer.flatAndTransparent)
|
||||
{
|
||||
if (pixel->x % 2 == pixel->y % 2)
|
||||
LCR_drawPixelXYUnsafe(pixel->x,pixel->y,LCR_renderer.flatAndTransparent);
|
||||
|
||||
return;
|
||||
}
|
||||
|
||||
uint16_t color;
|
||||
|
||||
#if LCR_SETTING_TEXTURE_SUBSAMPLE != 0
|
||||
if (LCR_renderer.texSubsampleCount == 0)
|
||||
|
|
@ -214,11 +231,11 @@ void _LCR_pixelFuncc3D(S3L_PixelInfo *pixel)
|
|||
(barycentric[0] * LCR_renderer.triUVs[0] +
|
||||
barycentric[1] * LCR_renderer.triUVs[2] +
|
||||
barycentric[2] * LCR_renderer.triUVs[4])
|
||||
/ (S3L_FRACTIONS_PER_UNIT / 8),
|
||||
/ (S3L_F / 8),
|
||||
(barycentric[0] * LCR_renderer.triUVs[1] +
|
||||
barycentric[1] * LCR_renderer.triUVs[3] +
|
||||
barycentric[2] * LCR_renderer.triUVs[5])
|
||||
/ (S3L_FRACTIONS_PER_UNIT / 8));
|
||||
/ (S3L_F / 8));
|
||||
|
||||
#if LCR_SETTING_TEXTURE_SUBSAMPLE != 0
|
||||
LCR_renderer.texSubsampleCount = LCR_SETTING_TEXTURE_SUBSAMPLE;
|
||||
|
|
@ -755,6 +772,7 @@ uint8_t LCR_rendererInit(void)
|
|||
_LCR_rendererComputeLOD();
|
||||
|
||||
LCR_renderer.carModel = LCR_renderer.models + 8;
|
||||
LCR_renderer.ghostModel = LCR_renderer.models + 9;
|
||||
|
||||
S3L_model3DInit(
|
||||
#if LCR_ANIMATE_CAR
|
||||
|
|
@ -766,6 +784,20 @@ uint8_t LCR_rendererInit(void)
|
|||
LCR_carTriangles,LCR_CAR_TRIANGLE_COUNT,
|
||||
LCR_renderer.carModel);
|
||||
|
||||
S3L_vec4Set(&(LCR_renderer.carModel->transform.scale),
|
||||
LCR_RENDERER_CAR_SCALE,LCR_RENDERER_CAR_SCALE,LCR_RENDERER_CAR_SCALE,0);
|
||||
|
||||
S3L_model3DInit(
|
||||
LCR_carVertices
|
||||
,LCR_CAR_VERTEX_COUNT,
|
||||
LCR_carTriangles,LCR_CAR_TRIANGLE_COUNT,
|
||||
LCR_renderer.ghostModel);
|
||||
|
||||
LCR_renderer.ghostModel->transform.scale =
|
||||
LCR_renderer.carModel->transform.scale;
|
||||
|
||||
LCR_renderer.ghostModel->transform.translation.x -= LCR_GAME_UNIT / 4;
|
||||
|
||||
#if LCR_ANIMATE_CAR
|
||||
for (int i = 0; i < LCR_CAR_VERTEX_COUNT * 3; ++i)
|
||||
LCR_renderer.animatedCarVerts[i] = LCR_carVertices[i];
|
||||
|
|
@ -799,10 +831,6 @@ uint8_t LCR_rendererInit(void)
|
|||
LCR_renderer.wheelTurn = 0;
|
||||
#endif
|
||||
|
||||
LCR_renderer.carModel->transform.scale.x = LCR_RENDERER_CAR_SCALE;
|
||||
LCR_renderer.carModel->transform.scale.y = LCR_RENDERER_CAR_SCALE;
|
||||
LCR_renderer.carModel->transform.scale.z = LCR_RENDERER_CAR_SCALE;
|
||||
|
||||
S3L_sceneInit(
|
||||
LCR_renderer.models,LCR_RENDERER_MODEL_COUNT,&LCR_renderer.scene);
|
||||
|
||||
|
|
@ -820,14 +848,14 @@ void LCR_rendererGetCameraTransform(LCR_GameUnit position[3],
|
|||
LCR_GAME_UNIT) / LCR_RENDERER_UNIT;
|
||||
|
||||
rotation[0] = (LCR_renderer.scene.camera.transform.rotation.x *
|
||||
LCR_GAME_UNIT) / S3L_FRACTIONS_PER_UNIT;
|
||||
LCR_GAME_UNIT) / S3L_F;
|
||||
rotation[1] = (LCR_renderer.scene.camera.transform.rotation.y *
|
||||
LCR_GAME_UNIT) / S3L_FRACTIONS_PER_UNIT;
|
||||
LCR_GAME_UNIT) / S3L_F;
|
||||
rotation[2] = (LCR_renderer.scene.camera.transform.rotation.z *
|
||||
LCR_GAME_UNIT) / S3L_FRACTIONS_PER_UNIT;
|
||||
LCR_GAME_UNIT) / S3L_F;
|
||||
|
||||
*fov = (LCR_renderer.scene.camera.focalLength * LCR_GAME_UNIT)
|
||||
/ S3L_FRACTIONS_PER_UNIT;
|
||||
/ S3L_F;
|
||||
}
|
||||
|
||||
void LCR_rendererMoveCamera(LCR_GameUnit forwRightUpOffset[3],
|
||||
|
|
@ -836,29 +864,29 @@ void LCR_rendererMoveCamera(LCR_GameUnit forwRightUpOffset[3],
|
|||
S3L_Vec4 f, r, u;
|
||||
|
||||
S3L_rotationToDirections(LCR_renderer.scene.camera.transform.rotation,
|
||||
S3L_FRACTIONS_PER_UNIT,&f,&r,&u);
|
||||
S3L_F,&f,&r,&u);
|
||||
|
||||
LCR_renderer.scene.camera.transform.translation.x +=
|
||||
((f.x * forwRightUpOffset[0] + r.x * forwRightUpOffset[1] +
|
||||
u.x * forwRightUpOffset[2]) * S3L_FRACTIONS_PER_UNIT) / LCR_GAME_UNIT;
|
||||
u.x * forwRightUpOffset[2]) * S3L_F) / LCR_GAME_UNIT;
|
||||
|
||||
LCR_renderer.scene.camera.transform.translation.y +=
|
||||
((f.y * forwRightUpOffset[0] + r.y * forwRightUpOffset[1] +
|
||||
u.y * forwRightUpOffset[2]) * S3L_FRACTIONS_PER_UNIT) / LCR_GAME_UNIT;
|
||||
u.y * forwRightUpOffset[2]) * S3L_F) / LCR_GAME_UNIT;
|
||||
|
||||
LCR_renderer.scene.camera.transform.translation.z +=
|
||||
((f.z * forwRightUpOffset[0] + r.z * forwRightUpOffset[1] +
|
||||
u.z * forwRightUpOffset[2]) * S3L_FRACTIONS_PER_UNIT) / LCR_GAME_UNIT;
|
||||
u.z * forwRightUpOffset[2]) * S3L_F) / LCR_GAME_UNIT;
|
||||
|
||||
LCR_renderer.scene.camera.transform.rotation.y = S3L_wrap(
|
||||
LCR_renderer.scene.camera.transform.rotation.y +
|
||||
(yawPitchOffset[0] * S3L_FRACTIONS_PER_UNIT) / LCR_GAME_UNIT,
|
||||
S3L_FRACTIONS_PER_UNIT);
|
||||
(yawPitchOffset[0] * S3L_F) / LCR_GAME_UNIT,
|
||||
S3L_F);
|
||||
|
||||
LCR_renderer.scene.camera.transform.rotation.x = S3L_clamp(
|
||||
LCR_renderer.scene.camera.transform.rotation.x +
|
||||
(yawPitchOffset[1] * S3L_FRACTIONS_PER_UNIT) / LCR_GAME_UNIT,
|
||||
-1 * S3L_FRACTIONS_PER_UNIT / 4,S3L_FRACTIONS_PER_UNIT / 4);
|
||||
(yawPitchOffset[1] * S3L_F) / LCR_GAME_UNIT,
|
||||
-1 * S3L_F / 4,S3L_F / 4);
|
||||
|
||||
#define chk(o,c,l) \
|
||||
if (LCR_renderer.scene.camera.transform.translation.c o l) \
|
||||
|
|
@ -976,7 +1004,7 @@ void _LCR_rendererDrawLODBlock(int blockX, int blockY, int blockZ, unsigned int
|
|||
|
||||
/**
|
||||
Draws background sky, offsets are in multiples of screen dimensions
|
||||
(e.g. S3L_FRACTIONS_PER_UNIT / 2 for offsetH means half the screen width).
|
||||
(e.g. S3L_F / 2 for offsetH means half the screen width).
|
||||
*/
|
||||
void LCR_rendererDrawSky(int sky, S3L_Unit offsetH, S3L_Unit offsetV)
|
||||
{
|
||||
|
|
@ -993,7 +1021,7 @@ void LCR_rendererDrawSky(int sky, S3L_Unit offsetH, S3L_Unit offsetV)
|
|||
bottomColor = LCR_sampleImage(LCR_IMAGE_SIZE - 1,LCR_IMAGE_SIZE - 1);
|
||||
|
||||
anchorPoint[0] = ((LCR_EFFECTIVE_RESOLUTION_X * offsetH)
|
||||
/ S3L_FRACTIONS_PER_UNIT) %
|
||||
/ S3L_F) %
|
||||
(2 * LCR_IMAGE_SIZE * LCR_SETTING_SKY_SIZE);
|
||||
|
||||
if (anchorPoint[0] < 0)
|
||||
|
|
@ -1001,7 +1029,7 @@ void LCR_rendererDrawSky(int sky, S3L_Unit offsetH, S3L_Unit offsetV)
|
|||
|
||||
anchorPoint[1] =
|
||||
(LCR_EFFECTIVE_RESOLUTION_Y) / 3 - // 3: we place the center a bit more up
|
||||
(LCR_EFFECTIVE_RESOLUTION_Y * offsetV) / S3L_FRACTIONS_PER_UNIT
|
||||
(LCR_EFFECTIVE_RESOLUTION_Y * offsetV) / S3L_F
|
||||
- LCR_IMAGE_SIZE * LCR_SETTING_SKY_SIZE;
|
||||
|
||||
pixelIndex = 0;
|
||||
|
|
@ -1266,8 +1294,8 @@ void _LCR_rendererAnimateCar(void)
|
|||
LCR_renderer.wheelRotationCenters[offset + 1];
|
||||
|
||||
tmp = v[0];
|
||||
v[0] = (v[0] * c - v[1] * s) / S3L_FRACTIONS_PER_UNIT;
|
||||
v[1] = (tmp * s + v[1] * c) / S3L_FRACTIONS_PER_UNIT;
|
||||
v[0] = (v[0] * c - v[1] * s) / S3L_F;
|
||||
v[1] = (tmp * s + v[1] * c) / S3L_F;
|
||||
|
||||
LCR_renderer.animatedCarVerts[index + 2] =
|
||||
v[0] + LCR_renderer.wheelRotationCenters[offset];
|
||||
|
|
@ -1282,12 +1310,12 @@ void _LCR_rendererAnimateCar(void)
|
|||
|
||||
LCR_renderer.animatedCarVerts[index + 2] -=
|
||||
(LCR_renderer.animatedCarVerts[index] * LCR_renderer.wheelTurn)
|
||||
/ (8 * S3L_FRACTIONS_PER_UNIT);
|
||||
/ (8 * S3L_F);
|
||||
|
||||
LCR_renderer.animatedCarVerts[index] +=
|
||||
((LCR_renderer.animatedCarVerts[index + 2] -
|
||||
LCR_renderer.wheelRotationCenters[0]) * LCR_renderer.wheelTurn)
|
||||
/ (2 * S3L_FRACTIONS_PER_UNIT);
|
||||
/ (2 * S3L_F);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
|
@ -1296,86 +1324,57 @@ void _LCR_rendererAnimateCar(void)
|
|||
|
||||
void LCR_rendererCameraFollow(void)
|
||||
{
|
||||
S3L_Transform3D transPrev =
|
||||
LCR_renderer.scene.camera.transform;
|
||||
|
||||
|
||||
/*
|
||||
LCR_renderer.scene.camera.transform.translation.y =
|
||||
LCR_renderer.carModel->transform.translation.y + LCR_RENDERER_UNIT;
|
||||
*/
|
||||
|
||||
/*
|
||||
TPE_Vec3 cPos = TPE_vec3KeepWithinDistanceBand(
|
||||
TPE_vec3(
|
||||
s3l_scene.camera.transform.translation.x,
|
||||
s3l_scene.camera.transform.translation.y,
|
||||
s3l_scene.camera.transform.translation.z
|
||||
),carBody->joints[4].position,4 * TPE_F,6 * TPE_F);
|
||||
|
||||
s3l_scene.camera.transform.translation.x = cPos.x;
|
||||
s3l_scene.camera.transform.translation.y = cPos.y;
|
||||
s3l_scene.camera.transform.translation.z = cPos.z;
|
||||
*/
|
||||
|
||||
|
||||
/*
|
||||
S3L_Unit tmp =
|
||||
LCR_renderer.scene.camera.transform.translation.y -
|
||||
LCR_renderer.carModel->transform.translation.y;
|
||||
|
||||
tmp -= S3L_clamp(tmp,
|
||||
(LCR_SETTING_CAMERA_HEIGHT -
|
||||
LCR_SETTING_CAMERA_HEIGHT_BAND) * LCR_GAME_UNIT / 8,
|
||||
(LCR_SETTING_CAMERA_HEIGHT +
|
||||
LCR_SETTING_CAMERA_HEIGHT_BAND) * LCR_GAME_UNIT / 8);
|
||||
|
||||
LCR_renderer.scene.camera.transform.translation.y -= tmp;
|
||||
*/
|
||||
|
||||
LCR_renderer.scene.camera.transform.translation.y =
|
||||
S3L_clamp(
|
||||
LCR_renderer.scene.camera.transform.translation.y,
|
||||
LCR_renderer.carModel->transform.translation.y +
|
||||
(LCR_SETTING_CAMERA_HEIGHT - LCR_SETTING_CAMERA_HEIGHT_BAND) *
|
||||
LCR_GAME_UNIT / 8,
|
||||
LCR_renderer.carModel->transform.translation.y +
|
||||
(LCR_SETTING_CAMERA_HEIGHT + LCR_SETTING_CAMERA_HEIGHT_BAND) *
|
||||
LCR_GAME_UNIT / 8);
|
||||
|
||||
LCR_renderer.scene.camera.transform.translation.x =
|
||||
S3L_clamp(
|
||||
LCR_renderer.scene.camera.transform.translation.x,
|
||||
LCR_renderer.carModel->transform.translation.x -
|
||||
LCR_SETTING_CAMERA_MAX_DISTANCE * LCR_GAME_UNIT / 4,
|
||||
LCR_renderer.carModel->transform.translation.x +
|
||||
LCR_SETTING_CAMERA_MAX_DISTANCE * LCR_GAME_UNIT / 4);
|
||||
|
||||
LCR_renderer.scene.camera.transform.translation.z =
|
||||
S3L_clamp(
|
||||
LCR_renderer.scene.camera.transform.translation.z,
|
||||
LCR_renderer.carModel->transform.translation.z -
|
||||
LCR_SETTING_CAMERA_MAX_DISTANCE * LCR_GAME_UNIT / 4,
|
||||
LCR_renderer.carModel->transform.translation.z +
|
||||
LCR_SETTING_CAMERA_MAX_DISTANCE * LCR_GAME_UNIT / 4);
|
||||
|
||||
S3L_clamp(
|
||||
LCR_renderer.scene.camera.transform.translation.y,
|
||||
LCR_renderer.carModel->transform.translation.y +
|
||||
(LCR_SETTING_CAMERA_HEIGHT - LCR_SETTING_CAMERA_HEIGHT_BAND) *
|
||||
LCR_RENDERER_UNIT / 8,
|
||||
LCR_renderer.carModel->transform.translation.y +
|
||||
(LCR_SETTING_CAMERA_HEIGHT + LCR_SETTING_CAMERA_HEIGHT_BAND) *
|
||||
LCR_RENDERER_UNIT / 8);
|
||||
|
||||
LCR_renderer.scene.camera.transform.translation.x =
|
||||
S3L_clamp(
|
||||
LCR_renderer.scene.camera.transform.translation.x,
|
||||
LCR_renderer.carModel->transform.translation.x -
|
||||
LCR_SETTING_CAMERA_MAX_DISTANCE * LCR_RENDERER_UNIT / 4,
|
||||
LCR_renderer.carModel->transform.translation.x +
|
||||
LCR_SETTING_CAMERA_MAX_DISTANCE * LCR_RENDERER_UNIT / 4);
|
||||
|
||||
LCR_renderer.scene.camera.transform.translation.z =
|
||||
S3L_clamp(
|
||||
LCR_renderer.scene.camera.transform.translation.z,
|
||||
LCR_renderer.carModel->transform.translation.z -
|
||||
LCR_SETTING_CAMERA_MAX_DISTANCE * LCR_RENDERER_UNIT / 4,
|
||||
LCR_renderer.carModel->transform.translation.z +
|
||||
LCR_SETTING_CAMERA_MAX_DISTANCE * LCR_RENDERER_UNIT / 4);
|
||||
|
||||
S3L_lookAt(LCR_renderer.carModel->transform.translation,
|
||||
&(LCR_renderer.scene.camera.transform));
|
||||
|
||||
#if LCR_SETTING_SMOOTH_ANIMATIONS
|
||||
// now average with previous transform to smooth the animation out:
|
||||
S3L_vec3Add(&(LCR_renderer.scene.camera.transform.translation),
|
||||
transPrev.translation);
|
||||
|
||||
/*
|
||||
TPE_Unit angleDiff = s3l_scene.camera.transform.rotation.y -
|
||||
(TPE_vec2Angle(toCar.x,toCar.z) - 128);
|
||||
LCR_renderer.scene.camera.transform.translation.x /= 2;
|
||||
LCR_renderer.scene.camera.transform.translation.y /= 2;
|
||||
LCR_renderer.scene.camera.transform.translation.z /= 2;
|
||||
|
||||
s3l_scene.camera.transform.rotation.y -=
|
||||
(angleDiff < 100 && angleDiff > -100) ? angleDiff / 2 : angleDiff;
|
||||
*/
|
||||
transPrev.rotation.x -= LCR_renderer.scene.camera.transform.rotation.x;
|
||||
transPrev.rotation.y -= LCR_renderer.scene.camera.transform.rotation.y;
|
||||
|
||||
if (S3L_abs(transPrev.rotation.x) < S3L_F / 4)
|
||||
LCR_renderer.scene.camera.transform.rotation.x += transPrev.rotation.x / 2;
|
||||
|
||||
LCR_renderer.scene.camera.transform.rotation.y += transPrev.rotation.y / 2;
|
||||
#endif
|
||||
}
|
||||
|
||||
|
||||
|
||||
void LCR_rendererDraw(void)
|
||||
{
|
||||
LCR_renderer.previousTriID = -1;
|
||||
|
|
@ -1394,12 +1393,11 @@ LCR_renderer.wheelTurn = S3L_sin(LCR_renderer.frame * 4);
|
|||
_LCR_rendererAnimateCar();
|
||||
#endif
|
||||
|
||||
LCR_rendererCameraFollow();
|
||||
|
||||
LCR_drawLevelFloor();
|
||||
LCR_rendererDrawLOD();
|
||||
|
||||
S3L_drawScene(LCR_renderer.scene);
|
||||
|
||||
LCR_renderer.frame++;
|
||||
}
|
||||
|
||||
|
|
|
|||
16
settings.h
16
settings.h
|
|
@ -102,18 +102,28 @@
|
|||
|
||||
#ifndef LCR_SETTING_CAMERA_HEIGHT
|
||||
/** Base height of the car follow camera, in 4ths of map block height. */
|
||||
#define LCR_SETTING_CAMERA_HEIGHT 2
|
||||
#define LCR_SETTING_CAMERA_HEIGHT 4
|
||||
#endif
|
||||
|
||||
#ifndef LCR_SETTING_CAMERA_HEIGHT_BAND
|
||||
/** Size of height band of the follow camera, in same units as base height. */
|
||||
#define LCR_SETTING_CAMERA_HEIGHT_BAND 1
|
||||
#define LCR_SETTING_CAMERA_HEIGHT_BAND 2
|
||||
#endif
|
||||
|
||||
#ifndef LCR_SETTING_CAMERA_MAX_DISTANCE
|
||||
/** Maximum horizontal distance of the car follow camera, in 4ths of map block
|
||||
width. */
|
||||
#define LCR_SETTING_CAMERA_MAX_DISTANCE 2
|
||||
#define LCR_SETTING_CAMERA_MAX_DISTANCE 6
|
||||
#endif
|
||||
|
||||
#ifndef LCR_SETTING_GHOST_COLOR
|
||||
/** Color of the ghost car (in RGB565). */
|
||||
#define LCR_SETTING_GHOST_COLOR 0xff00
|
||||
#endif
|
||||
|
||||
#ifndef LCR_SETTING_SMOOTH_ANIMATIONS
|
||||
/** Whether to smooth out animations (car physics, camera movement etc.). */
|
||||
#define LCR_SETTING_SMOOTH_ANIMATIONS 1
|
||||
#endif
|
||||
|
||||
#endif // guard
|
||||
|
|
|
|||
Loading…
Reference in a new issue