Commit: 2057a3a2fcd545ad16fd77f789562727a5fd3f8b Author: Dalai Felinto Date: Thu May 29 12:20:29 2014 -0300 https://developer.blender.org/rB2057a3a2fcd545ad16fd77f789562727a5fd3f8b
Proper fix T40156 Cycles Baking and applyRotation issues This should be the final fix for the applyrotation issue. It baffles me that the fix involves discarding the scale transformations for the normals but it works so I'm happy with it. Reviewers: campbellbarton Differential Revision: https://developer.blender.org/D554 =================================================================== M source/blender/editors/object/object_bake_api.c M source/blender/render/extern/include/RE_bake.h M source/blender/render/intern/source/bake_api.c =================================================================== diff --git a/source/blender/editors/object/object_bake_api.c b/source/blender/editors/object/object_bake_api.c index 54d1f0c6..e349ad8 100644 --- a/source/blender/editors/object/object_bake_api.c +++ b/source/blender/editors/object/object_bake_api.c @@ -522,11 +522,6 @@ static int bake( if (ob_iter == ob_low) continue; - if (!is_uniform_scaled_m4(ob_iter->obmat)) { - BKE_reportf(reports, RPT_INFO, "Selected objects must have uniform scale " - "(apply scale to object \"%s\" for correct results)", ob_iter->id.name + 2); - } - tot_highpoly ++; } @@ -633,9 +628,14 @@ static int bake( highpoly[i].ob->restrictflag &= ~OB_RESTRICT_RENDER; /* lowpoly to highpoly transformation matrix */ - copy_m4_m4(highpoly[i].mat_high, highpoly[i].ob->obmat); - invert_m4_m4(highpoly[i].imat_high, highpoly[i].mat_high); - highpoly[i].scale = mat4_to_scale(highpoly[i].mat_high); + copy_m4_m4(highpoly[i].obmat, highpoly[i].ob->obmat); + invert_m4_m4(highpoly[i].imat, highpoly[i].obmat); + + /* rotation */ + normalize_m4_m4(highpoly[i].rotmat, highpoly[i].imat); + zero_v3(highpoly[i].rotmat[3]); + if (is_negative_m4(highpoly[i].rotmat)) + negate_m3(highpoly[i].rotmat); i++; } diff --git a/source/blender/render/extern/include/RE_bake.h b/source/blender/render/extern/include/RE_bake.h index 6ae8300..b7cfe47 100644 --- a/source/blender/render/extern/include/RE_bake.h +++ b/source/blender/render/extern/include/RE_bake.h @@ -61,9 +61,10 @@ typedef struct BakeHighPolyData { struct ModifierData *tri_mod; struct Mesh *me; char restrict_flag; - float mat_high[4][4]; - float imat_high[4][4]; - float scale; + + float obmat[4][4]; + float imat[4][4]; + float rotmat[4][4]; } BakeHighPolyData; /* external_engine.c */ diff --git a/source/blender/render/intern/source/bake_api.c b/source/blender/render/intern/source/bake_api.c index 375ab30..43cf687 100644 --- a/source/blender/render/intern/source/bake_api.c +++ b/source/blender/render/intern/source/bake_api.c @@ -235,10 +235,10 @@ static bool cast_ray_highpoly( hits[i].dist = 10000.0f; /* transform the ray from the world space to the highpoly space */ - mul_v3_m4v3(co_high, highpoly[i].imat_high, co); + mul_v3_m4v3(co_high, highpoly[i].imat, co); - copy_v3_v3(dir_high, dir); - mul_transposed_mat3_m4_v3(highpoly[i].mat_high, dir_high); + /* rotates */ + mul_v3_m4v3(dir_high, highpoly[i].rotmat, dir); normalize_v3(dir_high); /* cast ray */ @@ -248,7 +248,13 @@ static bool cast_ray_highpoly( /* cull backface */ const float dot = dot_v3v3(dir_high, hits[i].no); if (dot < 0.0f) { - float distance = hits[i].dist * highpoly[i].scale; + float distance; + float hit_world[3]; + + /* distance comparison in world space */ + mul_v3_m4v3(hit_world, highpoly[i].obmat, hits[i].co); + distance = len_squared_v3v3(hit_world, co); + if (distance < hit_distance) { hit_mesh = i; hit_distance = distance; _______________________________________________ Bf-blender-cvs mailing list Bf-blender-cvs@blender.org http://lists.blender.org/mailman/listinfo/bf-blender-cvs