Chris Taylor / Mbed 2 deprecated RayCastingEngine Featured

Ray casting engine implemented on the mBuino platform using the ST7735 LCD controller.

Dependencies:   LCD_ST7735 mbed

Ray casting engine written to test performance of the LCD_ST7735 library I wrote as a learning exercise on the mbed platform.

Raycaster.h@3:e32f5c25a352, 2014-10-25 (annotated)

Committer:
taylorza
Date:
Sat Oct 25 04:23:24 2014 +0000
Revision:
3:e32f5c25a352
Parent:
1:fdbc2be25831 
Updated the engine to use the latest LCD_ST7735 library

Who changed what in which revision?

UserRevisionLine numberNew contents of line
taylorza 0:303768292f44 1 #ifndef __RATYCASTER_H__
taylorza 0:303768292f44 2 #define __RATYCASTER_H__
taylorza 0:303768292f44 3 class Raycaster
taylorza 0:303768292f44 4 {
taylorza 0:303768292f44 5 public:
taylorza 0:303768292f44 6 Raycaster(int left, int top, int width, int height,
taylorza 0:303768292f44 7 int viewerDistance, int viewerHeight,
taylorza 0:303768292f44 8 const uint8_t *pMap, int mapWidth, int mapHeight,
taylorza 0:303768292f44 9 const uint16_t *pPalette);
taylorza 0:303768292f44 10
taylorza 0:303768292f44 11 void renderFrame();
taylorza 0:303768292f44 12
taylorza 0:303768292f44 13 void setCellPosition(int x, int y);
taylorza 0:303768292f44 14 void rotate(float radians);
taylorza 0:303768292f44 15 void move(int distance);
taylorza 0:303768292f44 16
taylorza 1:fdbc2be25831 17 ~Raycaster();
taylorza 0:303768292f44 18 private:
taylorza 0:303768292f44 19 struct Sliver
taylorza 0:303768292f44 20 {
taylorza 0:303768292f44 21 uint8_t top;
taylorza 0:303768292f44 22 uint8_t bottom;
taylorza 0:303768292f44 23 uint16_t color;
taylorza 0:303768292f44 24 };
taylorza 0:303768292f44 25 private:
taylorza 0:303768292f44 26 LCD_ST7735 _display;
taylorza 0:303768292f44 27
taylorza 0:303768292f44 28 const uint8_t *_pMap;
taylorza 0:303768292f44 29 int _mapWidth;
taylorza 0:303768292f44 30 int _mapHeight;
taylorza 0:303768292f44 31 const uint16_t *_pPalette;
taylorza 0:303768292f44 32 int _viewDistanceTimesHeight;
taylorza 0:303768292f44 33 Sliver *_pSlivers;
taylorza 0:303768292f44 34
taylorza 0:303768292f44 35 int _left;
taylorza 0:303768292f44 36 int _right;
taylorza 0:303768292f44 37 int _width;
taylorza 0:303768292f44 38 int _halfWidth;
taylorza 0:303768292f44 39 int _horizCenter;
taylorza 0:303768292f44 40
taylorza 0:303768292f44 41 int _top;
taylorza 0:303768292f44 42 int _bottom;
taylorza 0:303768292f44 43 int _height;
taylorza 0:303768292f44 44 int _halfHeight;
taylorza 0:303768292f44 45 int _vertCenter;
taylorza 0:303768292f44 46
taylorza 0:303768292f44 47 int _viewerDistance;
taylorza 0:303768292f44 48 int _viewerHeight;
taylorza 0:303768292f44 49 float _viewerDistanceHeightRatio;
taylorza 0:303768292f44 50 float _viewVolume;
taylorza 0:303768292f44 51 float _halfViewVolume;
taylorza 0:303768292f44 52
taylorza 0:303768292f44 53 float _ainc;
taylorza 0:303768292f44 54 int _heightRatio;
taylorza 0:303768292f44 55
taylorza 0:303768292f44 56 float _playerX;
taylorza 0:303768292f44 57 float _playerY;
taylorza 0:303768292f44 58 float _playerViewAngle;
taylorza 0:303768292f44 59 };
taylorza 0:303768292f44 60 #endif //__RATYCASTER_H__