Page MenuHome
Differential D13244 Diff 44816 intern/cycles/kernel/geom/subd_triangle.h

Changeset View

Standalone View

View Options

intern/cycles/kernel/geom/subd_triangle.h

Show First 20 Lines • Show All 437 Lines • ▼ Show 20 Lines# endif
else else
#endif /* __PATCH_EVAL__ */ #endif /* __PATCH_EVAL__ */
if (desc.element == ATTR_ELEMENT_FACE) { if (desc.element == ATTR_ELEMENT_FACE) {
if (dx) if (dx)
*dx = make_float3(0.0f, 0.0f, 0.0f); *dx = make_float3(0.0f, 0.0f, 0.0f);
if (dy) if (dy)
*dy = make_float3(0.0f, 0.0f, 0.0f); *dy = make_float3(0.0f, 0.0f, 0.0f);
return float4_to_float3( return kernel_tex_fetch(__attributes_float3,
kernel_tex_fetch(__attributes_float3, desc.offset + subd_triangle_patch_face(kg, patch))); desc.offset + subd_triangle_patch_face(kg, patch));
} }
else if (desc.element == ATTR_ELEMENT_VERTEX || desc.element == ATTR_ELEMENT_VERTEX_MOTION) { else if (desc.element == ATTR_ELEMENT_VERTEX || desc.element == ATTR_ELEMENT_VERTEX_MOTION) {
float2 uv[3]; float2 uv[3];
subd_triangle_patch_uv(kg, sd, uv); subd_triangle_patch_uv(kg, sd, uv);
uint4 v = subd_triangle_patch_indices(kg, patch); uint4 v = subd_triangle_patch_indices(kg, patch);
float3 f0 = float4_to_float3(kernel_tex_fetch(__attributes_float3, desc.offset + v.x)); float3 f0 = kernel_tex_fetch(__attributes_float3, desc.offset + v.x);
float3 f1 = float4_to_float3(kernel_tex_fetch(__attributes_float3, desc.offset + v.y)); float3 f1 = kernel_tex_fetch(__attributes_float3, desc.offset + v.y);
float3 f2 = float4_to_float3(kernel_tex_fetch(__attributes_float3, desc.offset + v.z)); float3 f2 = kernel_tex_fetch(__attributes_float3, desc.offset + v.z);
float3 f3 = float4_to_float3(kernel_tex_fetch(__attributes_float3, desc.offset + v.w)); float3 f3 = kernel_tex_fetch(__attributes_float3, desc.offset + v.w);
if (subd_triangle_patch_num_corners(kg, patch) != 4) { if (subd_triangle_patch_num_corners(kg, patch) != 4) {
f1 = (f1 + f0) * 0.5f; f1 = (f1 + f0) * 0.5f;
f3 = (f3 + f0) * 0.5f; f3 = (f3 + f0) * 0.5f;
} }
float3 a = mix(mix(f0, f1, uv[0].x), mix(f3, f2, uv[0].x), uv[0].y); float3 a = mix(mix(f0, f1, uv[0].x), mix(f3, f2, uv[0].x), uv[0].y);
float3 b = mix(mix(f0, f1, uv[1].x), mix(f3, f2, uv[1].x), uv[1].y); float3 b = mix(mix(f0, f1, uv[1].x), mix(f3, f2, uv[1].x), uv[1].y);
Show All 12 Lines else if (desc.element == ATTR_ELEMENT_CORNER) {
float2 uv[3]; float2 uv[3];
subd_triangle_patch_uv(kg, sd, uv); subd_triangle_patch_uv(kg, sd, uv);
int corners[4]; int corners[4];
subd_triangle_patch_corners(kg, patch, corners); subd_triangle_patch_corners(kg, patch, corners);
float3 f0, f1, f2, f3; float3 f0, f1, f2, f3;
f0 = float4_to_float3(kernel_tex_fetch(__attributes_float3, corners[0] + desc.offset)); f0 = kernel_tex_fetch(__attributes_float3, corners[0] + desc.offset);
f1 = float4_to_float3(kernel_tex_fetch(__attributes_float3, corners[1] + desc.offset)); f1 = kernel_tex_fetch(__attributes_float3, corners[1] + desc.offset);
f2 = float4_to_float3(kernel_tex_fetch(__attributes_float3, corners[2] + desc.offset)); f2 = kernel_tex_fetch(__attributes_float3, corners[2] + desc.offset);
f3 = float4_to_float3(kernel_tex_fetch(__attributes_float3, corners[3] + desc.offset)); f3 = kernel_tex_fetch(__attributes_float3, corners[3] + desc.offset);
if (subd_triangle_patch_num_corners(kg, patch) != 4) { if (subd_triangle_patch_num_corners(kg, patch) != 4) {
f1 = (f1 + f0) * 0.5f; f1 = (f1 + f0) * 0.5f;
f3 = (f3 + f0) * 0.5f; f3 = (f3 + f0) * 0.5f;
} }
float3 a = mix(mix(f0, f1, uv[0].x), mix(f3, f2, uv[0].x), uv[0].y); float3 a = mix(mix(f0, f1, uv[0].x), mix(f3, f2, uv[0].x), uv[0].y);
float3 b = mix(mix(f0, f1, uv[1].x), mix(f3, f2, uv[1].x), uv[1].y); float3 b = mix(mix(f0, f1, uv[1].x), mix(f3, f2, uv[1].x), uv[1].y);
Show All 9 Lines#endif
return sd->u * a + sd->v * b + (1.0f - sd->u - sd->v) * c; return sd->u * a + sd->v * b + (1.0f - sd->u - sd->v) * c;
} }
else if (desc.element == ATTR_ELEMENT_OBJECT || desc.element == ATTR_ELEMENT_MESH) { else if (desc.element == ATTR_ELEMENT_OBJECT || desc.element == ATTR_ELEMENT_MESH) {
if (dx) if (dx)
*dx = make_float3(0.0f, 0.0f, 0.0f); *dx = make_float3(0.0f, 0.0f, 0.0f);
if (dy) if (dy)
*dy = make_float3(0.0f, 0.0f, 0.0f); *dy = make_float3(0.0f, 0.0f, 0.0f);
return float4_to_float3(kernel_tex_fetch(__attributes_float3, desc.offset)); return kernel_tex_fetch(__attributes_float3, desc.offset);
} }
else { else {
if (dx) if (dx)
*dx = make_float3(0.0f, 0.0f, 0.0f); *dx = make_float3(0.0f, 0.0f, 0.0f);
if (dy) if (dy)
*dy = make_float3(0.0f, 0.0f, 0.0f); *dy = make_float3(0.0f, 0.0f, 0.0f);
return make_float3(0.0f, 0.0f, 0.0f); return make_float3(0.0f, 0.0f, 0.0f);
▲ Show 20 Lines • Show All 60 Lines • ▼ Show 20 Lines# endif
else else
#endif /* __PATCH_EVAL__ */ #endif /* __PATCH_EVAL__ */
if (desc.element == ATTR_ELEMENT_FACE) { if (desc.element == ATTR_ELEMENT_FACE) {
if (dx) if (dx)
*dx = make_float4(0.0f, 0.0f, 0.0f, 0.0f); *dx = make_float4(0.0f, 0.0f, 0.0f, 0.0f);
if (dy) if (dy)
*dy = make_float4(0.0f, 0.0f, 0.0f, 0.0f); *dy = make_float4(0.0f, 0.0f, 0.0f, 0.0f);
return kernel_tex_fetch(__attributes_float3, return kernel_tex_fetch(__attributes_float4,
desc.offset + subd_triangle_patch_face(kg, patch)); desc.offset + subd_triangle_patch_face(kg, patch));
} }
else if (desc.element == ATTR_ELEMENT_VERTEX || desc.element == ATTR_ELEMENT_VERTEX_MOTION) { else if (desc.element == ATTR_ELEMENT_VERTEX || desc.element == ATTR_ELEMENT_VERTEX_MOTION) {
float2 uv[3]; float2 uv[3];
subd_triangle_patch_uv(kg, sd, uv); subd_triangle_patch_uv(kg, sd, uv);
uint4 v = subd_triangle_patch_indices(kg, patch); uint4 v = subd_triangle_patch_indices(kg, patch);
float4 f0 = kernel_tex_fetch(__attributes_float3, desc.offset + v.x); float4 f0 = kernel_tex_fetch(__attributes_float4, desc.offset + v.x);
float4 f1 = kernel_tex_fetch(__attributes_float3, desc.offset + v.y); float4 f1 = kernel_tex_fetch(__attributes_float4, desc.offset + v.y);
float4 f2 = kernel_tex_fetch(__attributes_float3, desc.offset + v.z); float4 f2 = kernel_tex_fetch(__attributes_float4, desc.offset + v.z);
float4 f3 = kernel_tex_fetch(__attributes_float3, desc.offset + v.w); float4 f3 = kernel_tex_fetch(__attributes_float4, desc.offset + v.w);
if (subd_triangle_patch_num_corners(kg, patch) != 4) { if (subd_triangle_patch_num_corners(kg, patch) != 4) {
f1 = (f1 + f0) * 0.5f; f1 = (f1 + f0) * 0.5f;
f3 = (f3 + f0) * 0.5f; f3 = (f3 + f0) * 0.5f;
} }
float4 a = mix(mix(f0, f1, uv[0].x), mix(f3, f2, uv[0].x), uv[0].y); float4 a = mix(mix(f0, f1, uv[0].x), mix(f3, f2, uv[0].x), uv[0].y);
float4 b = mix(mix(f0, f1, uv[1].x), mix(f3, f2, uv[1].x), uv[1].y); float4 b = mix(mix(f0, f1, uv[1].x), mix(f3, f2, uv[1].x), uv[1].y);
Show All 23 Lines if (desc.element == ATTR_ELEMENT_CORNER_BYTE) {
f1 = color_srgb_to_linear_v4( f1 = color_srgb_to_linear_v4(
color_uchar4_to_float4(kernel_tex_fetch(__attributes_uchar4, corners[1] + desc.offset))); color_uchar4_to_float4(kernel_tex_fetch(__attributes_uchar4, corners[1] + desc.offset)));
f2 = color_srgb_to_linear_v4( f2 = color_srgb_to_linear_v4(
color_uchar4_to_float4(kernel_tex_fetch(__attributes_uchar4, corners[2] + desc.offset))); color_uchar4_to_float4(kernel_tex_fetch(__attributes_uchar4, corners[2] + desc.offset)));
f3 = color_srgb_to_linear_v4( f3 = color_srgb_to_linear_v4(
color_uchar4_to_float4(kernel_tex_fetch(__attributes_uchar4, corners[3] + desc.offset))); color_uchar4_to_float4(kernel_tex_fetch(__attributes_uchar4, corners[3] + desc.offset)));
} }
else { else {
f0 = kernel_tex_fetch(__attributes_float3, corners[0] + desc.offset); f0 = kernel_tex_fetch(__attributes_float4, corners[0] + desc.offset);
f1 = kernel_tex_fetch(__attributes_float3, corners[1] + desc.offset); f1 = kernel_tex_fetch(__attributes_float4, corners[1] + desc.offset);
f2 = kernel_tex_fetch(__attributes_float3, corners[2] + desc.offset); f2 = kernel_tex_fetch(__attributes_float4, corners[2] + desc.offset);
f3 = kernel_tex_fetch(__attributes_float3, corners[3] + desc.offset); f3 = kernel_tex_fetch(__attributes_float4, corners[3] + desc.offset);
} }
if (subd_triangle_patch_num_corners(kg, patch) != 4) { if (subd_triangle_patch_num_corners(kg, patch) != 4) {
f1 = (f1 + f0) * 0.5f; f1 = (f1 + f0) * 0.5f;
f3 = (f3 + f0) * 0.5f; f3 = (f3 + f0) * 0.5f;
} }
float4 a = mix(mix(f0, f1, uv[0].x), mix(f3, f2, uv[0].x), uv[0].y); float4 a = mix(mix(f0, f1, uv[0].x), mix(f3, f2, uv[0].x), uv[0].y);
Show All 10 Lines#endif
return sd->u * a + sd->v * b + (1.0f - sd->u - sd->v) * c; return sd->u * a + sd->v * b + (1.0f - sd->u - sd->v) * c;
} }
else if (desc.element == ATTR_ELEMENT_OBJECT || desc.element == ATTR_ELEMENT_MESH) { else if (desc.element == ATTR_ELEMENT_OBJECT || desc.element == ATTR_ELEMENT_MESH) {
if (dx) if (dx)
*dx = make_float4(0.0f, 0.0f, 0.0f, 0.0f); *dx = make_float4(0.0f, 0.0f, 0.0f, 0.0f);
if (dy) if (dy)
*dy = make_float4(0.0f, 0.0f, 0.0f, 0.0f); *dy = make_float4(0.0f, 0.0f, 0.0f, 0.0f);
return kernel_tex_fetch(__attributes_float3, desc.offset); return kernel_tex_fetch(__attributes_float4, desc.offset);
} }
else { else {
if (dx) if (dx)
*dx = make_float4(0.0f, 0.0f, 0.0f, 0.0f); *dx = make_float4(0.0f, 0.0f, 0.0f, 0.0f);
if (dy) if (dy)
*dy = make_float4(0.0f, 0.0f, 0.0f, 0.0f); *dy = make_float4(0.0f, 0.0f, 0.0f, 0.0f);
return make_float4(0.0f, 0.0f, 0.0f, 0.0f); return make_float4(0.0f, 0.0f, 0.0f, 0.0f);
} }
} }
CCL_NAMESPACE_END CCL_NAMESPACE_END