From 40b05d364e988bca01dd338026dc24765f56187a Mon Sep 17 00:00:00 2001 From: Brecht Van Lommel Date: Mon, 1 Apr 2013 20:26:43 +0000 Subject: Cycles: code refactoring to add generic lookup table memory. --- intern/cycles/kernel/kernel_compat_opencl.h | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'intern/cycles/kernel/kernel_compat_opencl.h') diff --git a/intern/cycles/kernel/kernel_compat_opencl.h b/intern/cycles/kernel/kernel_compat_opencl.h index abb2f094f5c..dcbaf8fdbd2 100644 --- a/intern/cycles/kernel/kernel_compat_opencl.h +++ b/intern/cycles/kernel/kernel_compat_opencl.h @@ -46,7 +46,7 @@ #define kernel_assert(cond) /* manual implementation of interpolated 1D lookup */ -__device float kernel_tex_interp_(__global float *data, int width, float x) +__device float kernel_tex_lookup_(__global float *data, int offset, int width, float x) { x = clamp(x, 0.0f, 1.0f)*width; @@ -54,7 +54,7 @@ __device float kernel_tex_interp_(__global float *data, int width, float x) int nindex = min(index+1, width-1); float t = x - index; - return (1.0f - t)*data[index] + t*data[nindex]; + return (1.0f - t)*data[index + offset] + t*data[nindex + offset]; } /* make_type definitions with opencl style element initializers */ @@ -114,7 +114,7 @@ __device float kernel_tex_interp_(__global float *data, int width, float x) /* data lookup defines */ #define kernel_data (*kg->data) -#define kernel_tex_interp(t, x, size) kernel_tex_interp_(kg->t, size, x) +#define kernel_tex_lookup(t, x, offset, size) kernel_tex_lookup_(kg->t, offset, size, x) #define kernel_tex_fetch(t, index) kg->t[index] /* define NULL */ -- cgit v1.2.3