williamjcm/raycastlib
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Separate tests

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This commit is contained in:
Miloslav Číž 2018-08-23 02:46:40 +02:00
parent 5327bbc5c6
commit ddbbfef456
3 changed files with 92 additions and 67 deletions
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2
make.sh
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@ -1,2 +1,2 @@
#!/bin/bash #!/bin/bash
clear; clear; g++ -x c -fmax-errors=5 -pedantic -Wall -Wextra -o test raycastlib.c 2>&1 >/dev/null && ./test clear; clear; g++ -x c -fmax-errors=5 -pedantic -Wall -Wextra -o test test.c 2>&1 >/dev/null && ./test

70
raycastlib.c → raycastlib.h
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@ -1,5 +1,7 @@
#ifndef RAYCASTLIB_H
#define RAYCASTLIB_H
#include <stdint.h> #include <stdint.h>
#include <stdio.h>
/** /**
author: Miloslav "drummyfish" Ciz author: Miloslav "drummyfish" Ciz
@ -66,16 +68,6 @@ void castRayMultiHit(Ray ray, int16_t (*arrayFunc)(int16_t, int16_t),
//============================================================================= //=============================================================================
// privates // privates
#define logVector2D(v) printf("[%d,%d]\n",v.x,v.y)
#define logRay(r) printf("ray:\n");\
printf(" start: "); logVector2D(r.start);\
printf(" dir: "); logVector2D(r.direction);
#define logHitResult(h) printf("hit:\n");\
printf(" sqaure: "); logVector2D(h.square);\
printf(" pos: "); logVector2D(h.position);\
printf(" dist: %d", h.distance);\
printf(" texcoord: %d", h.textureCoord);
uint16_t sqrtInt(uint32_t value) uint16_t sqrtInt(uint32_t value)
{ {
uint32_t result = 0; uint32_t result = 0;
@ -250,58 +242,4 @@ HitResult castRay(Ray ray, int16_t (*arrayFunc)(int16_t, int16_t),
return result; return result;
} }
int16_t testArrayFunc(int16_t x, int16_t y) #endif
{
return (x < 0 || y < 0 || x > 9 || y > 9) ? 1 : 0;
}
/**
Simple automatic test function.
*/
int testSingleRay(Unit startX, Unit startY, Unit dirX, Unit dirY,
int16_t expectSquareX, int16_t expectSquareY, int16_t expectPointX,
int16_t expectPointY, int16_t tolerateError)
{
Ray r;
r.start.x = startX;
r.start.y = startY;
r.direction.x = dirX;
r.direction.y = dirY;
HitResult h = castRay(r,testArrayFunc,20);
return
h.square.x == expectSquareX &&
h.square.y == expectSquareY &&
h.position.x <= expectPointX + tolerateError &&
h.position.x >= expectPointX - tolerateError &&
h.position.y <= expectPointY + tolerateError &&
h.position.y >= expectPointY - tolerateError;
}
int test()
{
if (!testSingleRay(
3 * UNITS_PER_SQUARE + UNITS_PER_SQUARE / 2,
4 * UNITS_PER_SQUARE + UNITS_PER_SQUARE / 2,
100, 50,
10, 7,
10240, 7936,
16))
return 0;
return 1;
}
int main()
{
printf("%d\n",test());
return 0;
}
#undef logVector2D
#undef logRay
#undef logHitResult

87
test.c Normal file
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@ -0,0 +1,87 @@
#include "raycastlib.h"
#include <stdio.h>
void logVector2D(Vector2D v)
{
printf("[%d,%d]\n",v.x,v.y);
}
void logRay(Ray r)
{
printf("ray:\n");
printf(" start: ");
logVector2D(r.start);
printf(" dir: ");
logVector2D(r.direction);
}
void logHitResult(HitResult h)
{
printf("hit:\n");\
printf(" sqaure: ");
logVector2D(h.square);
printf(" pos: ");
logVector2D(h.position);
printf(" dist: %d", h.distance);
printf(" texcoord: %d", h.textureCoord);
}
int16_t testArrayFunc(int16_t x, int16_t y)
{
return (x < 0 || y < 0 || x > 9 || y > 9) ? 1 : 0;
}
/**
Simple automatic test function.
*/
int testSingleRay(Unit startX, Unit startY, Unit dirX, Unit dirY,
int16_t expectSquareX, int16_t expectSquareY, int16_t expectPointX,
int16_t expectPointY, int16_t tolerateError)
{
Ray r;
r.start.x = startX;
r.start.y = startY;
r.direction.x = dirX;
r.direction.y = dirY;
printf("- casting ray:\n");
logRay(r);
HitResult h = castRay(r,testArrayFunc,20);
printf("- result:\n");
logHitResult(h);
int result =
h.square.x == expectSquareX &&
h.square.y == expectSquareY &&
h.position.x <= expectPointX + tolerateError &&
h.position.x >= expectPointX - tolerateError &&
h.position.y <= expectPointY + tolerateError &&
h.position.y >= expectPointY - tolerateError;
if (result)
printf("\nOK\n");
else
printf("\nFAIL\n");
return result;
}
int main()
{
printf("Testing raycastlib.\n");
if (!testSingleRay(
3 * UNITS_PER_SQUARE + UNITS_PER_SQUARE / 2,
4 * UNITS_PER_SQUARE + UNITS_PER_SQUARE / 2,
100, 50,
10, 7,
10240, 7936,
16))
return 1;
return 0;
}