// This vertex shader is used when rendering fire with texture perturbation
vs.1.1

// Transform the vertex position into projection space
m4x4 oPos, v0, c0

// Pass the texture coordinates and apply the offsets
mov oT0, v7
mov oT1, v7
mov oT2, v7
mov oT3, v7
add oT1.y, c4.x, v7.y
add oT2.y, c4.y, v7.y
add oT3.y, c4.z, v7.y
