diff options
Diffstat (limited to 'tests/shaders/generic/fdo30337b.vpfp')
-rw-r--r-- | tests/shaders/generic/fdo30337b.vpfp | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/tests/shaders/generic/fdo30337b.vpfp b/tests/shaders/generic/fdo30337b.vpfp new file mode 100644 index 00000000..e6809fc2 --- /dev/null +++ b/tests/shaders/generic/fdo30337b.vpfp @@ -0,0 +1,25 @@ +!!ARBvp1.0 +OPTION ARB_position_invariant; +END + +!!ARBfp1.0 +#This test is for instructions that read from more components than the +#presubtract operation writes. For example: +#ADD Temp[0].x Temp[1].x, Temp[2].x +#MUL Temp[4]x. Temp[0].x, Temp[5].x +#DP3 Temp[6].x Temp[0].xyz, Temp[0].xyz +#The ADD instruction can be converted to a presubtract operation and be +#used by the MUL instruction, but it cannot be used by the DP3 instruction +#since that instruction reads from more than just the x component of Temp[0]. +#Therefore the ADD instruction should not be removed. +TEMP color; +MOV color, {0.1, 0.4, 0.8, 1.0}; +SUB color.x, color.x, color.x; +ADD color.y, color.x, color.y; +SUB color.z, color.x, color.x; +DP3 color.w, color, color; +MOV result.color, color; +END + +!!test +expected 0.0 0.4 0.0 0.16 |