|
Last change
on this file since 12033 was
7708,
checked in by dafrick, 14 years ago
|
|
Merging cleanup branch. You will need to update your data repository as well as your local copy of the code.
|
-
Property svn:eol-style set to
native
|
|
File size:
945 bytes
|
| Line | |
|---|
| 1 | sampler RT : register(s0); |
|---|
| 2 | |
|---|
| 3 | float4 Tiling_ps(float4 inPos : POSITION, |
|---|
| 4 | float2 iTexCoord : TEXCOORD0, |
|---|
| 5 | uniform half NumTiles, |
|---|
| 6 | uniform half Threshhold) : COLOR |
|---|
| 7 | { |
|---|
| 8 | |
|---|
| 9 | |
|---|
| 10 | half3 EdgeColor = {0.7, 0.7, 0.7}; |
|---|
| 11 | |
|---|
| 12 | half size = 1.0/NumTiles; |
|---|
| 13 | half2 Pbase = iTexCoord - fmod(iTexCoord, size.xx); |
|---|
| 14 | half2 PCenter = Pbase + (size/2.0).xx; |
|---|
| 15 | half2 st = (iTexCoord - Pbase)/size; |
|---|
| 16 | half4 c1 = (half4)0; |
|---|
| 17 | half4 c2 = (half4)0; |
|---|
| 18 | half4 invOff = half4((1-EdgeColor),1); |
|---|
| 19 | if (st.x > st.y) { c1 = invOff; } |
|---|
| 20 | half threshholdB = 1.0 - Threshhold; |
|---|
| 21 | if (st.x > threshholdB) { c2 = c1; } |
|---|
| 22 | if (st.y > threshholdB) { c2 = c1; } |
|---|
| 23 | half4 cBottom = c2; |
|---|
| 24 | c1 = (half4)0; |
|---|
| 25 | c2 = (half4)0; |
|---|
| 26 | if (st.x > st.y) { c1 = invOff; } |
|---|
| 27 | if (st.x < Threshhold) { c2 = c1; } |
|---|
| 28 | if (st.y < Threshhold) { c2 = c1; } |
|---|
| 29 | half4 cTop = c2; |
|---|
| 30 | half4 tileColor = tex2D(RT, PCenter); |
|---|
| 31 | half4 result = tileColor + cTop - cBottom; |
|---|
| 32 | return result; |
|---|
| 33 | } |
|---|
Note: See
TracBrowser
for help on using the repository browser.
