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Merge pull request #636 from davidgyu/releaseDocs

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A few small documentation fixes
This commit is contained in:
Takahito Tejima 2015-06-17 13:42:29 -07:00
commit 440bdb44dc
5 changed files with 15 additions and 19 deletions
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documentation/images/fvar_boundaries.png
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11
documentation/subdivision_surfaces.rst
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@ -96,8 +96,11 @@ The following rule sets can be applied to vertex data interpolation:
+----------------------------------+----------------------------------------------------------+
| Mode | Behavior |
+==================================+==========================================================+
| **VTX_BOUNDARY_NONE** | No boundary interpolation behavior should occur |
| | (debug mode - boundaries are undefined) |
| **VTX_BOUNDARY_NONE** | No boundary edge interpolation should occur; instead |
| | boundary faces are tagged as holes so that the boundary |
| | edge-chain continues to support the adjacent interior |
| | faces but is not considered to be part of the refined |
| | surface |
+----------------------------------+----------------------------------------------------------+
| **VTX_BOUNDARY_EDGE_ONLY** | All the boundary edge-chains are sharp creases; boundary |
| | vertices are not affected |
@ -121,7 +124,7 @@ Face-Varying Interpolation Rules
Face-varying data can follow the same interpolation behavior as vertex data, or it
can be constrained to interpolate linearly around selective features from corners,
boundaries to the entire interior of the mesh.
boundaries, or the entire interior of the mesh.
The following rules can be applied to face-varying data interpolation:
@ -146,7 +149,7 @@ that of the vertices. The presence of sharp features of the mesh created by
sharpness values, boundary interpolation rules, or the subdivision scheme itself
(e.g. Bilinear) take precedence.
Unwrapped cube example:
Face-varying interpolation using the catmark_fvar_bound1 regression shape:
.. image:: images/fvar_boundaries.png
:align: center

7
opensubdiv/far/patchTableFactory.h
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@ -94,9 +94,6 @@ public:
endCapType(ENDCAP_GREGORY_BASIS),
shareEndCapPatchPoints(true),
generateFVarTables(false),
#ifdef FAR_FVAR_SMOOTH_PATCH
useFVarQuadEndCaps(true), // XXXX change to false when FVar Gregory is ready
#endif
numFVarChannels(-1),
fvarChannelIndices(0)
{ }
@ -119,10 +116,6 @@ public:
// face-varying
generateFVarTables : 1;///< Generate face-varying patch tables
#ifdef FAR_FVAR_SMOOTH_PATCH
unsigned int useFVarQuadEndCaps : 1; ///< Use bilinear quads as end-caps around extraordinary vertices
#endif
int numFVarChannels; ///< Number of channel indices and interpolation modes passed
int const * fvarChannelIndices; ///< List containing the indices of the channels selected for the factory
};

8
opensubdiv/osd/glslPatchCommon.glsl
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@ -1192,7 +1192,7 @@ OsdEvalPatchGregory(ivec3 patchParam, vec2 UV, vec3 cv[20],
float U = 1-u, V = 1-v;
//(0,1) (1,1)
// P3 e3- e2+ E2
// P3 e3- e2+ P2
// 15------17-------11-------10
// | | | |
// | | | |
@ -1209,7 +1209,7 @@ OsdEvalPatchGregory(ivec3 patchParam, vec2 UV, vec3 cv[20],
// | | | |
// | | | |
// 0--------1--------7--------5
// P0 e0+ e1- E1
// P0 e0+ e1- P1
//(0,0) (1,0)
float d11 = u+v;
@ -1585,7 +1585,7 @@ OsdComputePerPatchVertexGregory(ivec3 patchParam, int ID, int primitiveID,
// for Hardware Tessellation"
// Loop, Schaefer, Ni, Castano (ACM ToG Siggraph Asia 2009)
//
// P3 e3- e2+ E2
// P3 e3- e2+ P2
// O--------O--------O--------O
// | | | |
// | | | |
@ -1602,7 +1602,7 @@ OsdComputePerPatchVertexGregory(ivec3 patchParam, int ID, int primitiveID,
// | | | |
// | | | |
// O--------O--------O--------O
// P0 e0+ e1- E1
// P0 e0+ e1- P1
//
#ifdef OSD_PATCH_GREGORY_BOUNDARY

8
opensubdiv/osd/hlslPatchCommon.hlsl
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@ -1068,7 +1068,7 @@ OsdEvalPatchGregory(int3 patchParam, float2 UV, float3 cv[20],
float U = 1-u, V = 1-v;
//(0,1) (1,1)
// P3 e3- e2+ E2
// P3 e3- e2+ P2
// 15------17-------11-------10
// | | | |
// | | | |
@ -1085,7 +1085,7 @@ OsdEvalPatchGregory(int3 patchParam, float2 UV, float3 cv[20],
// | | | |
// | | | |
// 0--------1--------7--------5
// P0 e0+ e1- E1
// P0 e0+ e1- P1
//(0,0) (1,0)
float d11 = u+v;
@ -1461,7 +1461,7 @@ OsdComputePerPatchVertexGregory(int3 patchParam, int ID, int primitiveID,
// for Hardware Tessellation"
// Loop, Schaefer, Ni, Castano (ACM ToG Siggraph Asia 2009)
//
// P3 e3- e2+ E2
// P3 e3- e2+ P2
// O--------O--------O--------O
// | | | |
// | | | |
@ -1478,7 +1478,7 @@ OsdComputePerPatchVertexGregory(int3 patchParam, int ID, int primitiveID,
// | | | |
// | | | |
// O--------O--------O--------O
// P0 e0+ e1- E1
// P0 e0+ e1- P1
//
#ifdef OSD_PATCH_GREGORY_BOUNDARY