diff options
| author | Antony Riakiotakis <kalast@gmail.com> | 2015-04-16 19:34:53 +0300 |
|---|---|---|
| committer | Antony Riakiotakis <kalast@gmail.com> | 2015-04-16 19:35:07 +0300 |
| commit | a7cae2987d078da8a3cb9a293fbcdf3b6ab43ddb (patch) | |
| tree | 7f2fa44b4bde79f7579ce8560f42c8bf1e7e6e7a /source/blender/editors | |
| parent | 6589d07c8faa6f2705530ed0dfc6ec30a77c72f2 (diff) | |
OpenGL does not like line thickness less than 1.0.
Check here is not completely correct either, we should check against
GL_ALIASED_LINE_WIDTH_RANGE and GL_SMOOTH_LINE_WIDTH_RANGE
Diffstat (limited to 'source/blender/editors')
| -rw-r--r-- | source/blender/editors/gpencil/drawgpencil.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/source/blender/editors/gpencil/drawgpencil.c b/source/blender/editors/gpencil/drawgpencil.c index d4d601b1e8d..08926926861 100644 --- a/source/blender/editors/gpencil/drawgpencil.c +++ b/source/blender/editors/gpencil/drawgpencil.c @@ -121,7 +121,7 @@ static void gp_draw_stroke_buffer(tGPspoint *points, int totpoints, short thickn /* draw stroke curve */ if (G.debug & G_DEBUG) setlinestyle(2); - glLineWidth(oldpressure * thickness); + glLineWidth(max_ff(oldpressure * thickness, 1.0)); glBegin(GL_LINE_STRIP); for (i = 0, pt = points; i < totpoints && pt; i++, pt++) { @@ -130,7 +130,7 @@ static void gp_draw_stroke_buffer(tGPspoint *points, int totpoints, short thickn */ if (fabsf(pt->pressure - oldpressure) > 0.2f) { glEnd(); - glLineWidth(pt->pressure * thickness); + glLineWidth(max_ff(pt->pressure * thickness, 1.0f)); glBegin(GL_LINE_STRIP); /* need to roll-back one point to ensure that there are no gaps in the stroke */ @@ -415,7 +415,7 @@ static void gp_draw_stroke_3d(bGPDspoint *points, int totpoints, short thickness int i; /* draw stroke curve */ - glLineWidth(curpressure * thickness); + glLineWidth(max_ff(curpressure * thickness, 1.0f)); glBegin(GL_LINE_STRIP); for (i = 0, pt = points; i < totpoints && pt; i++, pt++) { /* if there was a significant pressure change, stop the curve, change the thickness of the stroke, @@ -425,7 +425,7 @@ static void gp_draw_stroke_3d(bGPDspoint *points, int totpoints, short thickness if (fabsf(pt->pressure - curpressure) > 0.2f / (float)thickness) { glEnd(); curpressure = pt->pressure; - glLineWidth(curpressure * thickness); + glLineWidth(max_ff(curpressure * thickness, 1.0f)); glBegin(GL_LINE_STRIP); /* need to roll-back one point to ensure that there are no gaps in the stroke */ |