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Add terminal test
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2 changed files with 106 additions and 5 deletions
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@ -1071,14 +1071,11 @@ void _columnFunctionSimple(HitResult *hits, uint16_t hitCount, uint16_t x,
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int16_t wallHeightWorld = _floorFunction(hit.square.x,hit.square.y);
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wallHeightWorld = wallHeightWorld != 0 ? wallHeightWorld : 1;
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// ^ prevent division by zero
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wallHeightScreen = perspectiveScale((wallHeightWorld *
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_camera.resolution.y) / UNITS_PER_SQUARE,dist);
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int16_t normalizedWallHeight =
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(UNITS_PER_SQUARE * wallHeightScreen) / wallHeightWorld;
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int16_t normalizedWallHeight = wallHeightWorld != 0 ?
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((UNITS_PER_SQUARE * wallHeightScreen) / wallHeightWorld) : 0;
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heightOffset = perspectiveScale(_cameraHeightScreen,dist);
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104
testTerminal.c
Normal file
104
testTerminal.c
Normal file
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@ -0,0 +1,104 @@
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#include <stdio.h>
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#include "raycastlib.h"
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#include <unistd.h>
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#define LEVEL_W 20
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#define LEVEL_H 15
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#define SCREEN_W 60
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#define SCREEN_H 20
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char pixels[SCREEN_W * SCREEN_H];
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Camera camera;
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int8_t level[LEVEL_W * LEVEL_H] =
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{
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/* 11 13 15 17 19
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0 1 2 3 4 5 6 7 8 9 10 12 14 16 18 */
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0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0, // 0
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0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0, // 1
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0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0, // 2
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0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0, // 3
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0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,0,0,0,0,0, // 4
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 5
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 6
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 7
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 8
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 9
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 10
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0,0,0,0,0,1,0,0,0,0,0,0,0,0,1,0,0,0,0,0, // 11
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0,0,0,0,0,1,0,0,0,0,0,0,0,0,1,0,0,0,0,0, // 12
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0,0,0,0,0,1,0,0,0,0,0,0,0,0,1,0,0,0,0,0, // 13
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0,0,0,0,0,1,0,0,0,0,0,0,0,0,1,0,0,0,0,0 // 14
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};
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Unit heightAt(int16_t x, int16_t y)
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{
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if (x < 0 || x >= SCREEN_W || y < 0 || y >= SCREEN_H)
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return UNITS_PER_SQUARE * 2;
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return 0;
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// return level[y * LEVEL_W + x] * UNITS_PER_SQUARE * 2;
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}
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void pixelFunc(PixelInfo *p)
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{
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char c = '.';
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if (p->isWall)
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{
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switch (p->hit.direction)
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{
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case 0: c = 'X'; break;
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case 1: c = '#'; break;
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case 2: c = 'p'; break;
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case 3:
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default: c = 'o'; break;
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}
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}
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pixels[p->position.y * SCREEN_W + p->position.x] = c;
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}
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void draw()
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{
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for (int i = 0; i < 10; ++i)
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printf("\n");
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RayConstraints c;
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initRayConstraints(&c);
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c.maxHits = 1;
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c.maxSteps = 40;
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c.computeTextureCoords = 0;
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renderSimple(camera,heightAt,0,pixelFunc,0,c);
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for (int j = 0; j < SCREEN_H; ++j)
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{
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for (int i = 0; i < SCREEN_W; ++i)
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printf("%c",pixels[j * SCREEN_W + i]);
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printf("\n");
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}
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}
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int main()
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{
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initCamera(&camera);
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camera.position.x = 2 * UNITS_PER_SQUARE;
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camera.position.y = 2 * UNITS_PER_SQUARE;
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camera.direction = -UNITS_PER_SQUARE / 3; //0;//(3 * UNITS_PER_SQUARE) / 4;
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camera.resolution.x = SCREEN_W;
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camera.resolution.y = SCREEN_H;
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for (int i = 0; i < 100; ++i)
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{
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draw();
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camera.position.x += 100;
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usleep(100000);
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}
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return 0;
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}
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