subrect.fp

来自「PDE simulator on GPU.」· FP 代码 · 共 12 行

!!FP1.0
#texture 0 - texture 1
#support RECT
TEX R0, f[WPOS], TEX0, RECT;
TEX R1, f[WPOS], TEX1, RECT;
MUL R0, R0, p[0]; #coefficient a of Vector x
MUL R1, R1, p[1]; #coefficient b of Vector y

SUB o[COLR], R0, R1;

END