diff options
| -rw-r--r-- | src/physics.c | 29 | ||||
| -rw-r--r-- | src/physics.h | 3 |
2 files changed, 28 insertions, 4 deletions
diff --git a/src/physics.c b/src/physics.c index c7cc477..f8c46fa 100644 --- a/src/physics.c +++ b/src/physics.c @@ -68,6 +68,13 @@ static float phy_sim_csg_subsample(phy_csg_step *stack, float *x) sq(x[2] - step->x[2]) > sq(step->d[0])) goto next_step; break; + + case CSG_CYLINDER_Z: + if (x[2] > step->x[2] + step->d[1] || + x[2] < step->x[2] - step->d[1] || + sq(x[0] - step->x[0]) + sq(x[1] - step->x[1]) > + sq(step->d[0])) + goto next_step; } rv = step->value; @@ -81,7 +88,6 @@ static float phy_sim_csg_subsample(phy_csg_step *stack, float *x) static float phy_sim_csg_sample(phy_csg_step *stack, size_t *x) { - vec3_t xf = {x[0], x[1], x[2]}; size_t dx, dy, dz; float total; @@ -191,12 +197,15 @@ int phy_sim_create(phy_sim *sim) con_var_set("src_z", "10"); con_var_set("src_angle", "0"); + + con_var_set("csg_shape", "sphere"); + con_var_set("csg_v", NULL); con_var_set("csg_x", NULL); con_var_set("csg_y", NULL); con_var_set("csg_z", NULL); con_var_set("csg_r", NULL); - con_var_set("csg_v", NULL); + con_var_set("csg_h", NULL); phy_sim_create_fields(sim); @@ -517,16 +526,22 @@ void phy_sim_csg_push(phy_sim *sim) phy_csg_shape shape; phy_csg_step *step; - // TODO shape_str = con_var_get("csg_shape"); + shape_str = con_var_get("csg_shape"); shape = CSG_SPHERE; + if (shape_str) { + if (!strcmp(shape_str, "cylinder-z")) + shape = CSG_CYLINDER_Z; + } + step = malloc(sizeof(phy_csg_step)); assert(step); step->next = sim->csg_stack; sim->csg_stack = step; + step->shape = shape; step->value = con_var_get_float("csg_v"); switch (shape) { @@ -536,6 +551,14 @@ void phy_sim_csg_push(phy_sim *sim) step->x[2] = con_var_get_float("csg_z"); step->d[0] = con_var_get_float("csg_r"); break; + + case CSG_CYLINDER_Z: + step->x[0] = con_var_get_float("csg_x"); + step->x[1] = con_var_get_float("csg_y"); + step->x[2] = con_var_get_float("csg_z"); + step->d[0] = con_var_get_float("csg_r"); + step->d[1] = con_var_get_float("csg_h"); + break; } } diff --git a/src/physics.h b/src/physics.h index 80f3fdf..97c44d4 100644 --- a/src/physics.h +++ b/src/physics.h @@ -53,7 +53,8 @@ enum { }; typedef enum { - CSG_SPHERE + CSG_SPHERE, + CSG_CYLINDER_Z } phy_csg_shape; typedef struct phy_csg_step_s phy_csg_step; |