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Adjust snap source drawing when adding multiple snap points

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This commit is contained in:
Germano Cavalcante
2021-11-17 14:54:14 -03:00
parent f19bd637e2
commit cb3ba68ec4
4 changed files with 59 additions and 34 deletions
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29
source/blender/gpu/intern/gpu_immediate_util.c
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@@ -654,32 +654,3 @@ void imm_drawcircball(const float cent[3], float rad, const float tmat[4][4], ui
}
immEnd();
}
void imm_drawX(const float cent[3], float size, const float tmat[4][4], uint pos)
{
/* Draw an "X" indicating where the previous snap point is.
* This is useful for indicating perpendicular snap. */
/* v1, v2, v3 and v4 indicate the coordinates of the ends of the "X". */
float vx[3], vy[3], v1[3], v2[3], v3[3], v4[4];
mul_v3_v3fl(vx, tmat[0], size);
mul_v3_v3fl(vy, tmat[1], size);
add_v3_v3v3(v1, vx, vy);
sub_v3_v3v3(v2, vx, vy);
negate_v3_v3(v3, v1);
negate_v3_v3(v4, v2);
add_v3_v3(v1, cent);
add_v3_v3(v2, cent);
add_v3_v3(v3, cent);
add_v3_v3(v4, cent);
immBegin(GPU_PRIM_LINES, 4);
immVertex3fv(pos, v3);
immVertex3fv(pos, v1);
immVertex3fv(pos, v4);
immVertex3fv(pos, v2);
immEnd();
}