image.h File Reference

#include "kernel/device/cpu/compat.h"
#include "kernel/device/cpu/globals.h"
#include "util/half.h"

Go to the source code of this file.

Classes
struct	CCL_NAMESPACE_BEGIN::TextureInterpolator< TexT, OutT >

Namespaces
namespace	CCL_NAMESPACE_BEGIN

Macros
#define	SET_CUBIC_SPLINE_WEIGHTS(u, t)
#define	DATA(x, y)
#define	TERM(col)

Functions
ccl_device_inline float	CCL_NAMESPACE_BEGIN::frac (const float x, int *ix)
ccl_device float4	CCL_NAMESPACE_BEGIN::kernel_tex_image_interp (KernelGlobals kg, const int id, const float x, float y)

Macro Definition Documentation

DATA

#define DATA	(		x,
			y )

Value:

(read_clip(data, xc[x], yc[y], width, height))

SET_CUBIC_SPLINE_WEIGHTS

#define SET_CUBIC_SPLINE_WEIGHTS	(		u,
			t )

Value:

{ \
  u[0] = (((-1.0f / 6.0f) * t + 0.5f) * t - 0.5f) * t + (1.0f / 6.0f); \
  u[1] = ((0.5f * t - 1.0f) * t) * t + (2.0f / 3.0f); \
  u[2] = ((-0.5f * t + 0.5f) * t + 0.5f) * t + (1.0f / 6.0f); \
  u[3] = (1.0f / 6.0f) * t * t * t; \
} \
(void)0

Definition at line 18 of file cycles/kernel/device/cpu/image.h.

Referenced by CCL_NAMESPACE_BEGIN::TextureInterpolator< TexT, OutT >::interp_cubic().

TERM

#define TERM

(

col

)

Value:

(v[col] * \
 (u[0] * DATA(0, col) + u[1] * DATA(1, col) + u[2] * DATA(2, col) + u[3] * DATA(3, col)))

Referenced by CCL_NAMESPACE_BEGIN::TextureInterpolator< TexT, OutT >::interp_cubic().