fix "unused-parameter" errors

apriltag.c

@@ -1341,8 +1341,7 @@ zarray_t *apriltag_detector_detect(apriltag_detector_t *td, image_u8_t *im_orig)
                 int k = (j + 1) & 3;
                 image_u8x3_draw_line(out,
                                      det->p[j][0], det->p[j][1], det->p[k][0], det->p[k][1],
-                                     (uint8_t[]) { rgb[0], rgb[1], rgb[2] },
-                                     1);
+                                     (uint8_t[]) { rgb[0], rgb[1], rgb[2] });
             }
         }
 

apriltag_quad_thresh.c

@@ -502,7 +502,7 @@ int quad_segment_maxima(apriltag_detector_t *td, zarray_t *cluster, struct line_
 }
 
 // returns 0 if the cluster looks bad.
-int quad_segment_agg(apriltag_detector_t *td, zarray_t *cluster, struct line_fit_pt *lfps, int indices[4])
+int quad_segment_agg(zarray_t *cluster, struct line_fit_pt *lfps, int indices[4])
 {
     int sz = zarray_size(cluster);
 
@@ -893,7 +893,7 @@ int fit_quad(
         if (!quad_segment_maxima(td, cluster, lfps, indices))
             goto finish;
     } else {
-        if (!quad_segment_agg(td, cluster, lfps, indices))
+        if (!quad_segment_agg(cluster, lfps, indices))
             goto finish;
     }
 
@@ -1014,7 +1014,7 @@ int fit_quad(
 
 #define DO_UNIONFIND2(dx, dy) if (im->buf[(y + dy)*s + x + dx] == v) unionfind_connect(uf, y*w + x, (y + dy)*w + x + dx);
 
-static void do_unionfind_first_line(unionfind_t *uf, image_u8_t *im, int h, int w, int s)
+static void do_unionfind_first_line(unionfind_t *uf, image_u8_t *im, int w, int s)
 {
     int y = 0;
     uint8_t v;
@@ -1029,7 +1029,7 @@ static void do_unionfind_first_line(unionfind_t *uf, image_u8_t *im, int h, int
     }
 }
 
-static void do_unionfind_line2(unionfind_t *uf, image_u8_t *im, int h, int w, int s, int y)
+static void do_unionfind_line2(unionfind_t *uf, image_u8_t *im, int w, int s, int y)
 {
     assert(y > 0);
 
@@ -1075,7 +1075,7 @@ static void do_unionfind_task2(void *p)
     struct unionfind_task *task = (struct unionfind_task*) p;
 
     for (int y = task->y0; y < task->y1; y++) {
-        do_unionfind_line2(task->uf, task->im, task->h, task->w, task->s, y);
+        do_unionfind_line2(task->uf, task->im, task->w, task->s, y);
     }
 }
 
@@ -1532,12 +1532,12 @@ unionfind_t* connected_components(apriltag_detector_t *td, image_u8_t* threshim,
     unionfind_t *uf = unionfind_create(w * h);
 
     if (td->nthreads <= 1) {
-        do_unionfind_first_line(uf, threshim, h, w, ts);
+        do_unionfind_first_line(uf, threshim, w, ts);
         for (int y = 1; y < h; y++) {
-            do_unionfind_line2(uf, threshim, h, w, ts, y);
+            do_unionfind_line2(uf, threshim, w, ts, y);
         }
     } else {
-        do_unionfind_first_line(uf, threshim, h, w, ts);
+        do_unionfind_first_line(uf, threshim, w, ts);
 
         int sz = h;
         int chunksize = 1 + sz / (APRILTAG_TASKS_PER_THREAD_TARGET * td->nthreads);
@@ -1567,7 +1567,7 @@ unionfind_t* connected_components(apriltag_detector_t *td, image_u8_t* threshim,
 
         // XXX stitch together the different chunks.
         for (int i = 1; i < ntasks; i++) {
-            do_unionfind_line2(uf, threshim, h, w, ts, tasks[i].y0 - 1);
+            do_unionfind_line2(uf, threshim, w, ts, tasks[i].y0 - 1);
         }
 
         free(tasks);

common/homography.c

@@ -357,7 +357,7 @@ matd_t *homography_to_pose(const matd_t *H, double fx, double fy, double cx, dou
 // [ 0  0  C  D ]
 // [ 0  0 -1  0 ]
 
-matd_t *homography_to_model_view(const matd_t *H, double F, double G, double A, double B, double C, double D)
+matd_t *homography_to_model_view(const matd_t *H, double F, double G, double A, double B)
 {
     // Note that every variable that we compute is proportional to the scale factor of H.
     double R20 = -MATD_EL(H, 2, 0);

common/homography.h

@@ -176,7 +176,7 @@ matd_t *homography_to_pose(const matd_t *H, double fx, double fy, double cx, dou
 // [ 0  0  C  D ]
 // [ 0  0 -1  0 ]
 
-matd_t *homography_to_model_view(const matd_t *H, double F, double G, double A, double B, double C, double D);
+matd_t *homography_to_model_view(const matd_t *H, double F, double G, double A, double B);
 
 #ifdef __cplusplus
 }

common/image_u8x3.c

@@ -163,7 +163,7 @@ int image_u8x3_write_pnm(const image_u8x3_t *im, const char *path)
 }
 
 // only width 1 supported
-void image_u8x3_draw_line(image_u8x3_t *im, float x0, float y0, float x1, float y1, uint8_t rgb[3], int width)
+void image_u8x3_draw_line(image_u8x3_t *im, float x0, float y0, float x1, float y1, uint8_t rgb[3])
 {
     double dist = sqrtf((y1-y0)*(y1-y0) + (x1-x0)*(x1-x0));
     double delta = 0.5 / dist;

common/image_u8x3.h

@@ -57,7 +57,7 @@ void image_u8x3_destroy(image_u8x3_t *im);
 int image_u8x3_write_pnm(const image_u8x3_t *im, const char *path);
 
 // only width 1 supported
-void image_u8x3_draw_line(image_u8x3_t *im, float x0, float y0, float x1, float y1, uint8_t rgb[3], int width);
+void image_u8x3_draw_line(image_u8x3_t *im, float x0, float y0, float x1, float y1, uint8_t rgb[3]);
 
 #ifdef __cplusplus
 }