diff options
Diffstat (limited to 'gst/smpte/paint.c')
| -rw-r--r-- | gst/smpte/paint.c | 36 |
1 files changed, 18 insertions, 18 deletions
diff --git a/gst/smpte/paint.c b/gst/smpte/paint.c index fdff77e5..f4f64829 100644 --- a/gst/smpte/paint.c +++ b/gst/smpte/paint.c @@ -189,22 +189,22 @@ gst_smpte_paint_triangle_linear (guint32 * dest, gint stride, e += sign; for (j = s; j != e; j += sign) { - dest[j] = (ec * (j - s) + sc * (e - j)) / (e - s); + dest[j] = (ec * (j - s) + sc * (e - j)) / (e - s); } while (pyr == i) { - STEP_3D_LINE (dxrabs, dyrabs, dcrabs, sdxr, sdyr, sdcr, - xrr, yrr, crr, pxr, pyr, pcr); + STEP_3D_LINE (dxrabs, dyrabs, dcrabs, sdxr, sdyr, sdcr, + xrr, yrr, crr, pxr, pyr, pcr); } while (pyl == i) { - STEP_3D_LINE (dxlabs, dylabs, dclabs, sdxl, sdyl, sdcl, - xrl, yrl, crl, pxl, pyl, pcl); + STEP_3D_LINE (dxlabs, dylabs, dclabs, sdxl, sdyl, sdcl, + xrl, yrl, crl, pxl, pyl, pcl); } dest += stride; } PREPARE_3D_LINE (x1, y1, c1, x2, y2, c2, - dxrabs, dyrabs, dcrabs, sdxr, sdyr, sdcr, xrr, yrr, crr, pxr, pyr, pcr); + dxrabs, dyrabs, dcrabs, sdxr, sdyr, sdcr, xrr, yrr, crr, pxr, pyr, pcr); seg_start = y1; seg_end = y2; @@ -265,7 +265,7 @@ gst_smpte_paint_triangle_clock (guint32 * dest, gint stride, angle_s = 0.0; angle_e = acos (((x1 - x0) * (x2 - x0) + (y1 - y0) * (y2 - y0)) / (sqrt ((x1 - x0) * (x1 - x0) + (y1 - y0) * (y1 - y0)) * - sqrt ((x2 - x0) * (x2 - x0) + (y2 - y0) * (y2 - y0)))); + sqrt ((x2 - x0) * (x2 - x0) + (y2 - y0) * (y2 - y0)))); len1 = sqrt ((x1 - x0) * (x1 - x0) + (y1 - y0) * (y1 - y0)); @@ -274,28 +274,28 @@ gst_smpte_paint_triangle_clock (guint32 * dest, gint stride, for (i = y1; i != (y2 + sign); i += sign) { if (y1 == i) - angle = 0; + angle = 0; else - angle = acos (((x1 - x0) * (x2 - x0) + (y1 - y0) * (i - y0)) / - (len1 * sqrt ((x1 - x0) * (x1 - x0) + (i - y0) * (i - - y0)))) / angle_e; + angle = acos (((x1 - x0) * (x2 - x0) + (y1 - y0) * (i - y0)) / + (len1 * sqrt ((x1 - x0) * (x1 - x0) + (i - y0) * (i - + y0)))) / angle_e; draw_bresenham_line (dest, stride, - x0, y0, x1, i, (c2 * angle + c1 * (1.0 - angle))); + x0, y0, x1, i, (c2 * angle + c1 * (1.0 - angle))); } } else if (y1 == y2) { sign = SIGN (x2 - x1); for (i = x1; i != (x2 + sign); i += sign) { if (x1 == i) - angle = 0; + angle = 0; else - angle = acos (((x1 - x0) * (i - x0) + (y1 - y0) * (y2 - y0)) / - (len1 * sqrt ((i - x0) * (i - x0) + (y2 - y0) * (y2 - - y0)))) / angle_e; + angle = acos (((x1 - x0) * (i - x0) + (y1 - y0) * (y2 - y0)) / + (len1 * sqrt ((i - x0) * (i - x0) + (y2 - y0) * (y2 - + y0)))) / angle_e; draw_bresenham_line (dest, stride, - x0, y0, i, y1, (c2 * angle + c1 * (1.0 - angle))); + x0, y0, i, y1, (c2 * angle + c1 * (1.0 - angle))); } } } @@ -321,7 +321,7 @@ gst_smpte_paint_box_clock (guint32 * dest, gint stride, angle_m = 2 * acos (((x1 - x0) * (xv - x0) + (y1 - y0) * (yv - y0)) / (sqrt ((x1 - x0) * (x1 - x0) + (y1 - y0) * (y1 - y0)) * - sqrt ((xv - x0) * (xv - x0) + (yv - y0) * (yv - y0)))) / M_PI; + sqrt ((xv - x0) * (xv - x0) + (yv - y0) * (yv - y0)))) / M_PI; col_m = c2 * angle_m + c1 * (1.0 - angle_m); |