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Cycles: add support for mesh deformation motion blur.

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This commit is contained in:
Brecht Van Lommel
2014-03-29 13:03:47 +01:00
parent 8f33538fab
commit 6020d00990
17 changed files with 534 additions and 24 deletions
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14
intern/cycles/render/mesh.cpp
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@@ -81,6 +81,7 @@ Mesh::Mesh()
bounds = BoundBox::empty;
motion_steps = 3;
use_motion_blur = false;
bvh = NULL;
@@ -187,9 +188,9 @@ void Mesh::compute_bounds()
for(size_t i = 0; i < curve_keys_size; i++)
bnds.grow(float4_to_float3(curve_keys[i]), curve_keys[i].w);
Attribute *attr = attributes.find(ATTR_STD_MOTION_VERTEX_POSITION);
if (attr) {
if (use_motion_blur && attr) {
size_t steps_size = verts.size() * (motion_steps - 1);
float3 *vert_steps = attr->data_float3();
@@ -216,7 +217,7 @@ void Mesh::compute_bounds()
for(size_t i = 0; i < curve_keys_size; i++)
bnds.grow_safe(float4_to_float3(curve_keys[i]), curve_keys[i].w);
if (attr) {
if (use_motion_blur && attr) {
size_t steps_size = verts.size() * (motion_steps - 1);
float3 *vert_steps = attr->data_float3();
@@ -329,7 +330,7 @@ void Mesh::add_vertex_normals()
Attribute *attr_mP = attributes.find(ATTR_STD_MOTION_VERTEX_POSITION);
Attribute *attr_mN = attributes.find(ATTR_STD_MOTION_VERTEX_NORMAL);
if(false && !attr_mN) {
if(has_motion_blur() && !attr_mN) {
/* create attribute */
attr_mN = attributes.add(ATTR_STD_MOTION_VERTEX_NORMAL);
@@ -533,6 +534,11 @@ void Mesh::tag_update(Scene *scene, bool rebuild)
scene->object_manager->need_update = true;
}
bool Mesh::has_motion_blur() const
{
return (use_motion_blur && attributes.find(ATTR_STD_MOTION_VERTEX_POSITION));
}
/* Mesh Manager */
MeshManager::MeshManager()