Exemplo n.º 1
0
void	set_val_sphere(t_env *env, float t, t_ray ray)
{
	t_vector	scaled;

	scaled = vector_scale(t, &ray.dir);
	OBJ.new_start = vector_add(&ray.start, &scaled);
	OBJ.normal = vector_sub(&OBJ.new_start, &SP_POS(OBJ.cur_sphere));
	if (vector_dot(&OBJ.normal, &OBJ.normal) == 0)
	{
		env->br = 1;
		return ;
	}
	OBJ.normal = vector_scale(1.0f / ABSV(OBJ.normal), &OBJ.normal);
	OBJ.cur_mat = env->obj.mats[SPHERES[OBJ.cur_sphere].shape.material];
}
Exemplo n.º 2
0
char *test_add_with_retain_policy()
{
  vector_p vector = vector_create(sizeof(int));
  vector_copy_elements(vector);

  int *original = test_data(1);
  vector_add(vector, original);
  int *got = (int*)vector_get(vector, 0);

  mu_assert(*got == 1, "expected same value");
  mu_assert(got != original, "shouldn't get same data back");

  vector_free(vector);
  return NULL;
}
Exemplo n.º 3
0
static void SampleFace(Vector outV, Vector xv, Vector yv, Vector zv, CosineBlurFilterContext *context, RenderFlags flags, FPMColor *colorAccum, float *weightAccum)
{
	assert(colorAccum != NULL && weightAccum != NULL);
	
	FPMDimension size = context->size;
	float scaleBias = context->scaleBias;
	float scaleOffset = context->scaleOffset;
	
	float incr = 2.0f / size;
	
	FPMDimension x, y;
	for (y = 0; y < size; y++)
	{
		float fy = (float)y * incr - 1.0f;
		float fx = -1.0f;
		
		for (x = 0; x < size; x++, fx += incr)
		{
			Vector v = vector_add(vector_multiply_scalar(xv, fx), vector_add(vector_multiply_scalar(yv, fy), zv));
			v = vector_normal(v);
			float weight = dot_product(v, outV);
			if (weight <= 0.0f)  continue;
			
			FPMColor color = context->source(MakeCoordsVector(v), flags, context->sourceContext);
			if (!IsValidColor(color))
			{
				continue;
			}
			float localWeight = (scaleBias + color.a * scaleOffset);
			color = FPMColorMultiply(color, weight * localWeight);
			
			*colorAccum = FPMColorAdd(*colorAccum, color);
			*weightAccum += weight;
		}
	}
}
Exemplo n.º 4
0
void	set_val_tri(t_env *env, float t, t_ray ray)
{
	t_vector	scaled;

	scaled = vector_scale(t, &ray.dir);
	OBJ.new_start = vector_add(&ray.start, &scaled);
	OBJ.normal = TRI[OBJ.cur_tri].normal;
	if (vector_dot(&OBJ.normal, &OBJ.normal) == 0)
	{
		env->br = 1;
		return ;
	}
	OBJ.normal = vector_scale(1.0f / ABSV(OBJ.normal), &OBJ.normal);
	OBJ.cur_mat = env->obj.mats[TRI[OBJ.cur_tri].shape.material];
}
Exemplo n.º 5
0
void CStaticSprite::render(Camera* camera) {
  Vector_ pos;
  go->pos(&pos);
  vector_add(&pos, &pos, &offset);

  Sprite sprite = GIGGLE->make_sprite();
  sprite_fillfromentry(sprite, entry);
  sprite->displayX = pos.x;
  sprite->displayY = pos.y;
  sprite->originX = 0.5;
  sprite->originY = 0.5;
  sprite->angle = go->angle() + angle_offset;

  camera->addSprite(&camera->layers[layer], sprite);
}
Exemplo n.º 6
0
char *test_insert_at_beginning()
{
  vector_p vector = vector_create(sizeof(int));
  vector_add(vector, test_data(1));

  int did_insert = vector_insert(vector, 0, test_data(0));

  mu_assert(vector->length == 2, "should have a length of 2");
  mu_assert(did_insert, "should have inserted");
  mu_assert(*(int*)vector_get(vector, 0) == 0, "should have added item at start");
  mu_assert(*(int*)vector_get(vector, 1) == 1, "should have moved other items");
  
  vector_free(vector);
  return NULL;
}
Exemplo n.º 7
0
void rk (ODEFunc ode, float *xn, float *xn1, int dim, float time, float tdelt, float *scratch)
{
	float *kv1, *kv2, *kv3, *kv4, *a, *s;

	kv1 = &scratch[dim * 0];
	kv2 = &scratch[dim * 1];
	kv3 = &scratch[dim * 2];
	kv4 = &scratch[dim * 3];
	a   = &scratch[dim * 4];
	s   = &scratch[dim * 5];
	k1 (ode, xn, kv1, time, tdelt);
	k2 (ode, xn, kv2, kv1, time, tdelt, dim, s);
	k3 (ode, xn, kv3, kv2, time, tdelt, dim, s);
	k4 (ode, xn, kv4, kv3, time, tdelt, dim, s);

	vector_scale (kv2, 2, kv2, dim);
	vector_scale (kv3, 2, kv3, dim);

	vector_add   (kv1, kv2, a, dim);
	vector_add   (a,   kv3, a, dim);
	vector_add   (a,   kv4, a, dim);
	vector_scale (a,   tdelt / 6.0, a, dim);
	vector_add   (xn, a, xn1, dim);
}
Exemplo n.º 8
0
void calculate_forces(simulation_t* sim)
{
int i,j;
	for(i=0;i<sim->num_celestial_bodies;i++)
	{
		//Calculate forces between celestial_bodies
		for(j=i+1;j<sim->num_celestial_bodies;j++)
		{
		vector_t force=calculate_gravitation((object_t*)(&sim->celestial_bodies[j]),(object_t*)(&sim->celestial_bodies[i]));
		sim->celestial_bodies[i].base.force=vector_add(sim->celestial_bodies[i].base.force,force);
		sim->celestial_bodies[j].base.force=vector_subtract(sim->celestial_bodies[j].base.force,force);
		}

	}
}
Exemplo n.º 9
0
ENTRYPOINT void draw_jigglypuff(ModeInfo *mi)
{
    jigglystruct *js = &jss[MI_SCREEN(mi)];

    glXMakeCurrent(MI_DISPLAY(mi), MI_WINDOW(mi), *(js->glx_context));

    glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);

    glMatrixMode(GL_MODELVIEW);
    glLoadIdentity();
    glTranslatef(0,0,-10);

    glRotatef(js->angle, sin(js->axis), cos(js->axis), -sin(js->axis));
    glTranslatef(0, 0, 5);
    if(!(js->button_down)) {
        if((js->angle += js->speed) >= 360.0f ) {
            js->angle -= 360.0f;
        }
        if((js->axis+=0.01f) >= 2*M_PI ) {
            js->axis -= 2*M_PI;
        }
    }

    /* Do it twice because we don't track the device's orientation. */
    glRotatef( current_device_rotation(), 0, 0, 1);
    gltrackball_rotate(js->trackball);
    glRotatef(-current_device_rotation(), 0, 0, 1);

    if(js->color_style == COLOR_STYLE_CYCLE) {
        int i;
        vector_add(js->jiggly_color, js->color_dir, js->jiggly_color);

        for(i=0; i<3; i++) {
            if(js->jiggly_color[i] > 1.0 || js->jiggly_color[i] < 0.3) {
                js->color_dir[i] = (-js->color_dir[i]);
                js->jiggly_color[i] += js->color_dir[i];
            }
        }
        glColor4fv(js->jiggly_color);
    }

    mi->polygon_count = jigglypuff_render(js);
    if(MI_IS_FPS(mi))
        do_fps(mi);
    glFinish();
    update_shape(js);
    glXSwapBuffers(MI_DISPLAY(mi), MI_WINDOW(mi));
}
Exemplo n.º 10
0
char *test_add_elements_causing_expand()
{
  vector_p vector = vector_create(sizeof(int));

  for(int i = 0 ; i < 20 ;++i)
  {
    vector_add(vector, test_data(i));
  }

  mu_assert(vector->capacity == 20, "expected capacity of 20");
  mu_assert(*(int*)vector_get(vector, 0) == 0, "expected 0");
  mu_assert(*(int*)vector_get(vector, 19) == 19, "expected 0");

  vector_free(vector);
  return NULL;
}
Exemplo n.º 11
0
void spacecraft_collision(simulation_t* sim,spacecraft_t* spacecraft)
{
vector_t displacement=vector_subtract(spacecraft->base.position,spacecraft->orbit.primary->base.position);
double distance=vector_magnitude(displacement);
double penetration=spacecraft->orbit.primary->radius-distance;
    if(penetration>0)
    {
    displacement=vector_multiply((distance+penetration)/distance,displacement);
    spacecraft->base.position=vector_add(spacecraft->orbit.primary->base.position,displacement);
    spacecraft->base.velocity=spacecraft->orbit.primary->base.velocity;
    spacecraft->base.velocity.x+=spacecraft->orbit.primary->base.delta_rot*displacement.y;
    spacecraft->base.velocity.y+=-spacecraft->orbit.primary->base.delta_rot*displacement.x;
    spacecraft->base.rotation=atan2(-displacement.y,displacement.x)+M_PI/2;
    spacecraft->base.delta_rot=0;
    }
}
Exemplo n.º 12
0
rcl_status cl_create_program(struct client_state* state, char* source,
	program_t* program_id)
{
	int32_t index;
	cl_int error;
	rcl_status status = RCL_HOST_RESOURCE;

	struct program_state* program_state;
	size_t size = strlen(source);

	log_print(log_notice, "Creating program");

	program_state = malloc(sizeof(struct program_state));
	if (!program_state)
		goto out_alloc;
	program_state->source = strdup(source);
	if (!program_state->source)
		goto out_alloc;
	program_state->flags = NULL;

	program_state->id = clCreateProgramWithSource(state->context, 1,
		(const char **)&source, (const size_t *)&size, &error);
	if (error != CL_SUCCESS) {
		log_print(log_error, "Error creating program: %s", clerror_name(error));
		status = opencl_error(error);
		goto out_alloc;
	}

	index = vector_add(&state->programs, &program_state);
	if (index < 0) {
		status = RCL_HOST_RESOURCE;
		goto out_release;
	}

	*program_id = index;
	return RCL_OK;

out_release:
	clReleaseProgram(program_state->id);

out_alloc:
	if (program_state)
		free(program_state->source);
	free(program_state);

	return status;
}
Exemplo n.º 13
0
static int vector_vector_op(zend_uchar opcode, zval *result, zval *vec1, zval *vec2) /* {{{ */
{
	if (Z_OBJCE_P(vec1) != Z_OBJCE_P(vec2)) {
		zend_throw_exception(NULL, "Vectors must be of the same type", 0);
		return FAILURE;
	}
	
	switch(opcode) {
		case ZEND_ADD:
			return vector_add(result, vec1, vec2);
		case ZEND_SUB:
			return vector_sub(result, vec1, vec2);
	}

	zend_throw_exception(NULL, "Unsupported vector operation", 0);
	return FAILURE;
}
void FUNC( smc_step, TYPE)(
T* x, T* w, int N, int Dx, int Dy,
T* y, T* scale_step, T* step, T* x_out, int t, T* args) {
	T* x_o;
	T* x_i;
	T* yt = vector_get(y, Dy, t);

	for (int i = 0; i < N; i++) {
		x_o = vector_get(x_out, Dx, i);
		x_i = vector_get(x, Dx, i);

		matrix_times(scale_step, x_i, x_o, Dx, Dx, Dx, 1);
		vector_add(vector_get(step, Dx, i), x_o, x_o, Dx);

		w[i] *= LIKELIHOOD_H(x_o, yt, args, Dx, Dy);
	}
}
Exemplo n.º 15
0
int sem_init(int start_val)
{
	int init = -1;
	
	if(checkEmpty(&sem_stack)){
		init = vector_add(&sem_list, &start_val);
	}
	else{ 	// use top stack value
		init = pop(&sem_stack);
		vector_set(&sem_list, init, &start_val);
	}

	return init;

	// I'm not sure where we should return the ENOMEM error val..
	//   ..probably in the vector.c file
}
Exemplo n.º 16
0
void CTestDisplay::render(Camera* camera) {
  Vector_ pos;
  go->pos(&pos);
  vector_add(&pos, &pos, &offset);

  ColoredRect rect = (ColoredRect)GIGGLE->renderer->alloc(sizeof(ColoredRect_));
  rect->minx = pos.x - w/2;
  rect->maxx = pos.x + w/2;
  rect->miny = pos.y - h/2;
  rect->maxy = pos.y + h/2;
  rect->color[0] = color.r;
  rect->color[1] = color.g;
  rect->color[2] = color.b;
  rect->color[3] = color.a;

  camera->addRect(&camera->testRects[layer], rect);
}
Exemplo n.º 17
0
int main(int argc, char *argv[]){
    if(argc !=2){
        printf("Usage: %s filename", argv[0]);
        exit(EXIT_FAILURE);
    }

    FILE *file = fopen(argv[1],"r");
    if(file ==NULL){
        printf("could not open file\n");
        exit(EXIT_FAILURE);
    }

    char * line = NULL;
    size_t len = 0;
    ssize_t read;
    TestData *tdata; 
    vector v;
    vector_init(&v);
    /*
     * TestData struct not fit in
     * hold test data in vector 
     *
     */
    while ((read = getline(&line, &len,file))!=-1){
        printf("Retrieved line of length %zu :\n", read);
        vector_add(&v,line); 
        printf("%s", line);
    }
    fclose(file);

    /*
     *
     *
     * def struct to hold test data
     *
     */
    int n;
    SRunner *sr;
    sr = srunner_create(make_add_suite2());
    srunner_run_all(sr, CK_VERBOSE);
    n = srunner_ntests_failed(sr);
    srunner_free(sr);


    return (n==0)? EXIT_SUCCESS:EXIT_FAILURE;
}
Exemplo n.º 18
0
t_vector	*arm_findalloptions(t_vector *arm)
{
	int				i;
	t_arm_argument	*arg;
	t_vector		*options;

	options = vector_new(VECTOR_DEFAULT_CAPACITY);
	i = 0;
	while (i < arm->total)
	{
		arg = vector_get(arm, i);
		if (arm_isoption(arg))
			vector_add(options, arg);
		i++;
	}
	return (options);
}
Exemplo n.º 19
0
// FIXME this does not work as expected/desired for a multi-character delimiter
// since it uses strtok under the hood
LValue *l_func_str_split(LValue *args, LClosure *closure) {
  LValue *string = l_list_get(args, 0);
  LValue *delim = l_list_get(args, 1);
  l_assert_is(string, L_STR_TYPE, L_ERR_MISSING_STR, closure);
  l_assert_is(delim, L_STR_TYPE, L_ERR_MISSING_STR, closure);
  int i, size;
  char **strings = str_split(string->core.str->str, delim->core.str->str, &size);
  LValue *value = l_value_new(L_LIST_TYPE, closure);
  value->core.list = create_vector();
  LValue *s;
  for(i=0; i<size; i++) {
    s = l_value_new(L_STR_TYPE, closure);
    s->core.str = make_stringbuf(strings[i]);
    vector_add(value->core.list, s, sizeof(s));
  }
  return value;
}
Exemplo n.º 20
0
void spacecraft_position_docked(spacecraft_t* spacecraft)
{
int i;
    for(i=0;i<spacecraft->num_docks;i++)
    {
    dock_t* dock=spacecraft->docks+i;
        if(dock->docked_spacecraft!=NULL)
        {
        dock_t* docked_dock=&dock->docked_spacecraft->docks[dock->docked_dock];

        vector_t dock_1_position=rotate_vector(dock->position,dock->orientation);
        vector_t dock_2_position=rotate_vector(docked_dock->position,docked_dock->orientation);
        dock->docked_spacecraft->base.position=vector_add(spacecraft->base.position,rotate_vector(vector_add(dock_1_position,dock_2_position),spacecraft->base.rotation));
        dock->docked_spacecraft->base.rotation=spacecraft->base.rotation+dock->orientation+docked_dock->orientation+M_PI;
        }
    }
}
Exemplo n.º 21
0
void Sprite_PlayAnimation(SpriteObj* sprite, const std::string& name, Sprite::AnimationMode mode, float transitionTime)
{
	// Get animation

	SpriteResource::Animation* animation = NULL;
	if (name == std::string())
		animation = sprite->resource->defaultAnimation;
	else
	{
		std::map<std::string, SpriteResource::Animation>::iterator it = sprite->resource->animations.find(name);
		if (it == sprite->resource->animations.end())
		{
			Log::Error(string_format("Animation %s not found in sprite %s", name.c_str(), sprite->resource->name.c_str()));
			return;
		}
		animation = &it->second;
	}

	// Check if not already played

	for (std::vector<SpriteObj::AnimationInstance>::iterator it = sprite->animationInstances.begin(); it != sprite->animationInstances.end(); ++it)
		if (it->animation == animation)
			return;

	// Fade out or kill all other animations

	const float weightChangeSpeed = transitionTime == 0.0f ? 0.0f : 1.0f / transitionTime;

	if (mode != Sprite::AnimationMode_OnceWhenDone && mode != Sprite::AnimationMode_LoopWhenDone)
	{
		if (transitionTime == 0.0f)
			sprite->animationInstances.clear();
		else
			for (std::vector<SpriteObj::AnimationInstance>::iterator it = sprite->animationInstances.begin(); it != sprite->animationInstances.end(); ++it)
				it->weightChangeSpeed = -weightChangeSpeed;
	}

	// Create animation instance

	SpriteObj::AnimationInstance& animationInstance = vector_add(sprite->animationInstances);
	animationInstance.animation = animation;
	animationInstance.mode = mode;
	animationInstance.time = 0.0f;
	animationInstance.weight = transitionTime == 0.0f ? 1.0f : 0.0f;
	animationInstance.weightChangeSpeed = weightChangeSpeed;
}
Exemplo n.º 22
0
/*
=================
line_recalculate
=================
*/
GNUC_NONNULL static void line_recalculate (const g_entity_t *ent)
{
    const double zero[3] = { 0.0, 0.0, 1.0 };
    ent_render_line_t *r = ent->render_data;
    double length, v[3], n[3];

    if (!ent->render_valid)
        return;

    if (r->width < 0.1)
    {
        r->draw = false;
        return;
    }

    vector_sub(r->finish, ent->origin, v);
    length = vector_length(v);

    if (length < 0.1)
    {
        r->draw = false;
        return;
    }

    r->draw = true;

    vector_normal(v, zero, n);
    vector_normalize(n);
    vector_mul(n, r->width / 2.0, n);

    r->verts[0] = n[0];
    r->verts[1] = n[1];
    r->verts[2] = -n[0];
    r->verts[3] = -n[1];

    vector_add(r->finish, n, &r->verts[4]);
    vector_sub(&r->verts[4], ent->origin, &r->verts[4]);
    vector_sub(r->finish, n, &r->verts[6]);
    vector_sub(&r->verts[6], ent->origin, &r->verts[6]);

    r->texcoords[0] = 0.0; r->texcoords[1] = length / r->texture->w;
    r->texcoords[2] = 1.0; r->texcoords[3] = r->texcoords[1];
    r->texcoords[4] = 0.0; r->texcoords[5] = 0.0;
    r->texcoords[6] = 1.0; r->texcoords[7] = 0.0;
}
Exemplo n.º 23
0
void CDrawTilemap::render(Camera* camera) {
  if(!map) return;

  if(map_dirty) {
    Vector_ pos;
    go->pos(&pos);
    vector_add(&pos, &pos, &offset);

    float w = map->width_IT * map->tile_width_IP;
    float h = map->height_IT * map->tile_height_IP;

    BaseSprite sprites = map->spritelist(NULL, 0, 0, w, h, &pos);
    camera->addRenderable(layer, renderer, sprites);
    map_dirty = 0;
  } else {
    camera->addRenderable(layer, renderer, NULL);
  }
}
Exemplo n.º 24
0
Vector *vector_with(const Vector *vector, void *value)
{
    if(NULL == vector || NULL == value)
    {
        errno = EINVAL;
        return NULL;
    }

    Vector *result = vector_copy(vector);
    if(NULL == result)
    {
        return NULL;
    }

    vector_add(result, value);

    return result;
}
Exemplo n.º 25
0
/**
 * Render a single ray from a camera.
 * \param s Scene to render.
 * \param r Ray being cast.
 * \param wavelength
 * \param depth How deep are we in the recursion?
 * \return Energy of the ray.
 */
static float render_ray(const struct scene *s, struct ray *r, wavelength_t wavelength, int depth){
	if(depth > MAX_DEPTH){
		return 0;
	}

	struct object *obj = NULL;

	MEASUREMENTS_RAY_SCENE_INTERSECTION();
	float distance = kd_tree_ray_intersection(&(s->tree), r, 0, INFINITY, &obj);

	if(isnan(distance)){
		// If the ray didn't hit anything, it stays black.
		return 0;
	}

	vector_t pointInCameraSpace = vector_add(r->origin, vector_multiply(r->direction, distance));
	vector_t pointInObjectSpace = vector_transform(pointInCameraSpace, &(obj->invTransform));
	vector_t normalInObjectSpace = obj->get_normal(obj, pointInObjectSpace);
	vector_t normalInCameraSpace = vector_normalize(vector_transform_direction(normalInObjectSpace, &(obj->transform)));

#if DOT_PRODUCT_SHADING
	(void)wavelength;

	return fabsf(vector_dot(normalInCameraSpace, r->direction));
#else
	float energy = 0;

	/// \todo Surface properties shouldn't be in camera space.

	if(object_is_light_source(obj)){
		energy = (obj->light.energy)(pointInCameraSpace, wavelength, normalInCameraSpace, r->direction);
	}

	struct outgoing_direction sample =
		(obj->surface.sample)(pointInCameraSpace, wavelength, normalInCameraSpace, r->direction);

	struct ray newRay;
	ray_from_direction(&newRay, pointInCameraSpace, sample.direction);

	energy += sample.weight * render_ray(s, &newRay, wavelength, depth + 1);

	return energy;
#endif
}
Exemplo n.º 26
0
void verlet(const data* dat, output_function output)
{
  int i;
  const double dt = dat->eta * delta_t_factor; // konstant

  vector *a    = (vector*) malloc((dat->N)*sizeof(vector)),
         *a_1 = (vector*) malloc((dat->N)*sizeof(vector)),
         *r_p  = (vector*) malloc((dat->N)*sizeof(vector)), // r_(n-1), not initialized
         *r    = init_r(dat),                               // r_(n)
         *r_n  = (vector*) malloc((dat->N)*sizeof(vector)), // r_(n+1), not initialized
         *v    = init_v(dat);                               // v_(n)

  double time = 0;
  output(time, dt, dat, r, v);

  // set initial data
  accelerations(dat, r, a); // a_0
  adots(dat, r, v, a_1);
  for (i = 0; i < dat->N; i++)
  {
    // set r_(-1)
    r_p[i] = vector_add(r[i],
             vector_add(scalar_mult(dt, v[i]),
                        scalar_mult(0.5 * dt * dt, a[i])));
    // set r_1
    r_n[i] = vector_add(scalar_mult(2, r[i]),
             vector_add(scalar_mult(-1, r_p[i]),
                        scalar_mult(dt * dt, a[i])));
  }
  //time += dt;

  // regular timesteps
  while (time < dat->t_max)
  {
    accelerations(dat, r_n, a); // a_n+1 (gets shifted to a_n)
    for (i = 0; i < dat->N; i++)
    {
      // shift indexes n+1 -> n
      r_p[i] = r[i];
      r[i]   = r_n[i];
      r_n[i] = vector_add(scalar_mult(2, r[i]),
               vector_add(scalar_mult(-1, r_p[i]),
                          scalar_mult(dt * dt, a[i])));
      v[i] = scalar_mult(0.5 / dt, vector_diff(r_n[i], r_p[i]));
    }
    adots(dat, r, v, a_1);
    time += dt;
    output(time, dt, dat, r, v);
  }
  free(a); free(r_p); free(r); free(r_n); free(v);
}
Exemplo n.º 27
0
Bool line_triangle_solve( float A[3], float B[3],
			    float C[3], float D[3], float E[3],
			    float X[3], double *t)
{
   /*  sets X to the intersection of line AB with triangle CDE */
  float m[3][3];
  double d, d1;

  if(vector_eq(A,B))
    {
      printf("intersection of AB with CDE not found: A=B !!!\n");
      return False;
    }

  if(vector_eq(C,D) ||vector_eq(C,E) || vector_eq(D,E) )
    {
      printf("intersection of AB with CDE not found: CDE is not a triangle !!!\n");
      return False;
    }


  vector_sub(D,C, m[0]);
  vector_sub(E,C, m[1]);
  vector_sub(A,B, m[2]);

  d=matrix3_det(m);

  if(d==0)
    {
      printf("intersection of AB with CDE not found: AB and CDE are parallel !!!\n");
      return False;    
    }


  vectorcpy(X, m[2]);
  vector_sub(A,C, m[2]);
  d1=matrix3_det(m);
  *t=d1/d;
  vector_scale(-d1/d, X);
  vector_add(A,X, X);
  return True;

} 
Exemplo n.º 28
0
/*
 * Calculate reflection color
 */
color refColor(const intersection *inter, const ray *srcRay) {
	color cR = BLACK;
	if (srcRay->depth == MAX_DEPTH)
		return cR;
	intersection refInter;
	vec3 refVec = vector_reflect(srcRay->dir, inter->normal);
	ray refRay; // Ray from object to other object
	ray_init(&refRay, inter->position, refVec, EPSILON, 1000, srcRay->depth + 1);
	int bounceFound = 0;
	for (int k = 0; k < object_count; ++k) {
		bounceFound += intersect(&refRay, &(scene[k]), &refInter);
	}
	color refCoef = reflectCoef(inter->mat.reflect_coef, inter->normal, srcRay->dir);
	if (bounceFound)
		cR = vector_vec_mul(refCoef, vector_add(refColor(&refInter, &refRay), lightColor(&refInter, &refRay)));
	else
		cR = vector_vec_mul(refCoef, SKY_COLOR);
	return cR;
}
// App message in recieved handler for schedule
void schedule_in_received_handler(DictionaryIterator *iter) {
  hide_loading_icon();
  Tuple *schedule_time_tuple = dict_find(iter, SCHEDULE_TIME);
  Tuple *index_tuple = dict_find(iter, INDEX);
  Tuple *name_tuple = dict_find(iter, NAME);
  if (index_tuple && schedule_time_tuple && name_tuple) {
    entertainment_name = name_tuple->value->cstring;
    EntertainmentTime *time = (EntertainmentTime *)malloc(sizeof(EntertainmentTime));
    strncpy(time->time, schedule_time_tuple->value->cstring, sizeof(time->time));
    time->index = index_tuple->value->int16;
    if (times.data != NULL) {
      vector_add(&times, time);
      layer_mark_dirty(menu_layer_get_layer(s_menulayer_1));
      menu_layer_reload_data(s_menulayer_1);
    }
  } else {

  }
}
Exemplo n.º 30
0
char *test_remove_and_resize()
{
  vector_p vector = vector_create(sizeof(int));

  for(int i = 0 ; i < 80 ; ++i)
  {
    vector_add(vector, test_data(i));
  }

  for(int i = 0 ; i < 60 ; ++i)
  {
    vector_remove(vector, 0);
  }

  mu_assert(vector->capacity == 20, "should have reduced capacity");

  vector_free(vector);
  return NULL;
}