diff options
Diffstat (limited to 'intern/cycles/kernel/geom/geom_primitive.h')
| -rw-r--r-- | intern/cycles/kernel/geom/geom_primitive.h | 65 |
1 files changed, 29 insertions, 36 deletions
diff --git a/intern/cycles/kernel/geom/geom_primitive.h b/intern/cycles/kernel/geom/geom_primitive.h index b16f0c9a99b..4384c2093e9 100644 --- a/intern/cycles/kernel/geom/geom_primitive.h +++ b/intern/cycles/kernel/geom/geom_primitive.h @@ -25,24 +25,23 @@ CCL_NAMESPACE_BEGIN ccl_device_inline float primitive_attribute_float(KernelGlobals *kg, const ShaderData *sd, - AttributeElement elem, - int offset, + const AttributeDescriptor desc, float *dx, float *dy) { if(ccl_fetch(sd, type) & PRIMITIVE_ALL_TRIANGLE) { if(subd_triangle_patch(kg, sd) == ~0) - return triangle_attribute_float(kg, sd, elem, offset, dx, dy); + return triangle_attribute_float(kg, sd, desc, dx, dy); else - return subd_triangle_attribute_float(kg, sd, elem, offset, dx, dy); + return subd_triangle_attribute_float(kg, sd, desc, dx, dy); } #ifdef __HAIR__ else if(ccl_fetch(sd, type) & PRIMITIVE_ALL_CURVE) { - return curve_attribute_float(kg, sd, elem, offset, dx, dy); + return curve_attribute_float(kg, sd, desc, dx, dy); } #endif #ifdef __VOLUME__ - else if(ccl_fetch(sd, object) != OBJECT_NONE && elem == ATTR_ELEMENT_VOXEL) { - return volume_attribute_float(kg, sd, elem, offset, dx, dy); + else if(ccl_fetch(sd, object) != OBJECT_NONE && desc.element == ATTR_ELEMENT_VOXEL) { + return volume_attribute_float(kg, sd, desc, dx, dy); } #endif else { @@ -54,25 +53,23 @@ ccl_device_inline float primitive_attribute_float(KernelGlobals *kg, ccl_device_inline float3 primitive_attribute_float3(KernelGlobals *kg, const ShaderData *sd, - AttributeElement elem, - int offset, - float3 *dx, - float3 *dy) + const AttributeDescriptor desc, + float3 *dx, float3 *dy) { if(ccl_fetch(sd, type) & PRIMITIVE_ALL_TRIANGLE) { if(subd_triangle_patch(kg, sd) == ~0) - return triangle_attribute_float3(kg, sd, elem, offset, dx, dy); + return triangle_attribute_float3(kg, sd, desc, dx, dy); else - return subd_triangle_attribute_float3(kg, sd, elem, offset, dx, dy); + return subd_triangle_attribute_float3(kg, sd, desc, dx, dy); } #ifdef __HAIR__ else if(ccl_fetch(sd, type) & PRIMITIVE_ALL_CURVE) { - return curve_attribute_float3(kg, sd, elem, offset, dx, dy); + return curve_attribute_float3(kg, sd, desc, dx, dy); } #endif #ifdef __VOLUME__ - else if(ccl_fetch(sd, object) != OBJECT_NONE && elem == ATTR_ELEMENT_VOXEL) { - return volume_attribute_float3(kg, sd, elem, offset, dx, dy); + else if(ccl_fetch(sd, object) != OBJECT_NONE && desc.element == ATTR_ELEMENT_VOXEL) { + return volume_attribute_float3(kg, sd, desc, dx, dy); } #endif else { @@ -86,13 +83,12 @@ ccl_device_inline float3 primitive_attribute_float3(KernelGlobals *kg, ccl_device_inline float3 primitive_uv(KernelGlobals *kg, ShaderData *sd) { - AttributeElement elem_uv; - int offset_uv = find_attribute(kg, sd, ATTR_STD_UV, &elem_uv); + const AttributeDescriptor desc = find_attribute(kg, sd, ATTR_STD_UV); - if(offset_uv == ATTR_STD_NOT_FOUND) + if(desc.offset == ATTR_STD_NOT_FOUND) return make_float3(0.0f, 0.0f, 0.0f); - float3 uv = primitive_attribute_float3(kg, sd, elem_uv, offset_uv, NULL, NULL); + float3 uv = primitive_attribute_float3(kg, sd, desc, NULL, NULL); uv.z = 1.0f; return uv; } @@ -102,15 +98,14 @@ ccl_device_inline float3 primitive_uv(KernelGlobals *kg, ShaderData *sd) ccl_device bool primitive_ptex(KernelGlobals *kg, ShaderData *sd, float2 *uv, int *face_id) { /* storing ptex data as attributes is not memory efficient but simple for tests */ - AttributeElement elem_face_id, elem_uv; - int offset_face_id = find_attribute(kg, sd, ATTR_STD_PTEX_FACE_ID, &elem_face_id); - int offset_uv = find_attribute(kg, sd, ATTR_STD_PTEX_UV, &elem_uv); + const AttributeDescriptor desc_face_id = find_attribute(kg, sd, ATTR_STD_PTEX_FACE_ID); + const AttributeDescriptor desc_uv = find_attribute(kg, sd, ATTR_STD_PTEX_UV); - if(offset_face_id == ATTR_STD_NOT_FOUND || offset_uv == ATTR_STD_NOT_FOUND) + if(desc_face_id.offset == ATTR_STD_NOT_FOUND || desc_uv.offset == ATTR_STD_NOT_FOUND) return false; - float3 uv3 = primitive_attribute_float3(kg, sd, elem_uv, offset_uv, NULL, NULL); - float face_id_f = primitive_attribute_float(kg, sd, elem_face_id, offset_face_id, NULL, NULL); + float3 uv3 = primitive_attribute_float3(kg, sd, desc_uv, NULL, NULL); + float face_id_f = primitive_attribute_float(kg, sd, desc_face_id, NULL, NULL); *uv = make_float2(uv3.x, uv3.y); *face_id = (int)face_id_f; @@ -132,11 +127,10 @@ ccl_device float3 primitive_tangent(KernelGlobals *kg, ShaderData *sd) #endif /* try to create spherical tangent from generated coordinates */ - AttributeElement attr_elem; - int attr_offset = find_attribute(kg, sd, ATTR_STD_GENERATED, &attr_elem); + const AttributeDescriptor desc = find_attribute(kg, sd, ATTR_STD_GENERATED); - if(attr_offset != ATTR_STD_NOT_FOUND) { - float3 data = primitive_attribute_float3(kg, sd, attr_elem, attr_offset, NULL, NULL); + if(desc.offset != ATTR_STD_NOT_FOUND) { + float3 data = primitive_attribute_float3(kg, sd, desc, NULL, NULL); data = make_float3(-(data.y - 0.5f), (data.x - 0.5f), 0.0f); object_normal_transform(kg, sd, &data); return cross(ccl_fetch(sd, N), normalize(cross(data, ccl_fetch(sd, N)))); @@ -173,19 +167,18 @@ ccl_device_inline float4 primitive_motion_vector(KernelGlobals *kg, ShaderData * float3 motion_pre = center, motion_post = center; /* deformation motion */ - AttributeElement elem; - int offset = find_attribute(kg, sd, ATTR_STD_MOTION_VERTEX_POSITION, &elem); + AttributeDescriptor desc = find_attribute(kg, sd, ATTR_STD_MOTION_VERTEX_POSITION); - if(offset != ATTR_STD_NOT_FOUND) { + if(desc.offset != ATTR_STD_NOT_FOUND) { /* get motion info */ int numverts, numkeys; object_motion_info(kg, ccl_fetch(sd, object), NULL, &numverts, &numkeys); /* lookup attributes */ - int offset_next = (ccl_fetch(sd, type) & PRIMITIVE_ALL_TRIANGLE)? offset + numverts: offset + numkeys; + motion_pre = primitive_attribute_float3(kg, sd, desc, NULL, NULL); - motion_pre = primitive_attribute_float3(kg, sd, elem, offset, NULL, NULL); - motion_post = primitive_attribute_float3(kg, sd, elem, offset_next, NULL, NULL); + desc.offset += (ccl_fetch(sd, type) & PRIMITIVE_ALL_TRIANGLE)? numverts: numkeys; + motion_post = primitive_attribute_float3(kg, sd, desc, NULL, NULL); #ifdef __HAIR__ if(is_curve_primitive && (ccl_fetch(sd, flag) & SD_OBJECT_HAS_VERTEX_MOTION) == 0) { |