diff options
Diffstat (limited to 'src/mesa/drivers/dri/i965/gen6_sf_state.c')
| -rw-r--r-- | src/mesa/drivers/dri/i965/gen6_sf_state.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/src/mesa/drivers/dri/i965/gen6_sf_state.c b/src/mesa/drivers/dri/i965/gen6_sf_state.c index 7f0bab8..f9d8d27 100644 --- a/src/mesa/drivers/dri/i965/gen6_sf_state.c +++ b/src/mesa/drivers/dri/i965/gen6_sf_state.c @@ -361,8 +361,12 @@ upload_sf_state(struct brw_context *brw) /* _NEW_LINE */ { - uint32_t line_width_u3_7 = - U_FIXED(CLAMP(ctx->Line.Width, 0.0, ctx->Const.MaxLineWidth), 7); + /* OpenGL dictates that line width should be rounded to the nearest + * integer + */ + float line_width = + roundf(CLAMP(ctx->Line.Width, 0.0, ctx->Const.MaxLineWidth)); + uint32_t line_width_u3_7 = U_FIXED(line_width, 7); /* TODO: line width of 0 is not allowed when MSAA enabled */ if (line_width_u3_7 == 0) line_width_u3_7 = 1; |