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GPv3: Draw strokes relative to the object origin 

The drawing plane was at the world origin not the object origin.
This still needs to use the correct drawing plane in the future,
but it's a good step in the right direction.
This commit is contained in:
Falk David 2023-10-23 19:39:47 +02:00
parent a945d938e3
commit e1c3a00103
1 changed files with 4 additions and 3 deletions
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7
source/blender/editors/sculpt_paint/grease_pencil_paint.cc
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@ -175,10 +175,11 @@ struct PaintOperationExecutor {
float3 screen_space_to_drawing_plane(const float2 co)
{
/* TODO: Use correct plane/projection. */
const float4 plane{0.0f, -1.0f, 0.0f, 0.0f};
float4 plane;
plane_from_point_normal_v3(
plane, transforms_.layer_space_to_world_space.location(), float3{0, -1, 0});
float3 proj_point;
ED_view3d_win_to_3d_on_plane(
region_, transforms_.layer_space_to_world_space * plane, co, false, proj_point);
ED_view3d_win_to_3d_on_plane(region_, plane, co, false, proj_point);
return math::transform_point(transforms_.world_space_to_layer_space, proj_point);
}