kernel_opencl_image.h File Reference

#include "kernel/kernel_textures.h"

Go to the source code of this file.

Macros
#define	KERNEL_TEX(type, name)   +1
#define	tex_fetch(type, info, index)    ((ccl_global type *)(kg->buffers[info->cl_buffer] + info->data))[(index)]
#define	SET_CUBIC_SPLINE_WEIGHTS(u, t)
#define	NANOVDB_ACCESS_POINTER   NULL

Functions
ccl_device_inline ccl_global TextureInfo *	kernel_tex_info (KernelGlobals *kg, uint id)
ccl_device_inline int	svm_image_texture_wrap_periodic (int x, int width)
ccl_device_inline int	svm_image_texture_wrap_clamp (int x, int width)
ccl_device_inline float4	svm_image_texture_read (KernelGlobals *kg, const ccl_global TextureInfo *info, void *acc, int x, int y, int z)
ccl_device_inline float4	svm_image_texture_read_2d (KernelGlobals *kg, int id, void *acc, int x, int y)
ccl_device_inline float4	svm_image_texture_read_3d (KernelGlobals *kg, int id, void *acc, int x, int y, int z)
ccl_device_inline float	svm_image_texture_frac (float x, int *ix)
ccl_device float4	kernel_tex_image_interp (KernelGlobals *kg, int id, float x, float y)
ccl_device float4	kernel_tex_image_interp_3d (KernelGlobals *kg, int id, float3 P, int interp)

Macro Definition Documentation

KERNEL_TEX

#define KERNEL_TEX	(		type,
			name
	)		+1

NANOVDB_ACCESS_POINTER

#define NANOVDB_ACCESS_POINTER   NULL

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 193 of file kernel_opencl_image.h.

tex_fetch

#define tex_fetch	(		type,
			info,
			index
	)		((ccl_global type *)(kg->buffers[info->cl_buffer] + info->data))[(index)]

Definition at line 46 of file kernel_opencl_image.h.

Function Documentation

kernel_tex_image_interp()

ccl_device float4 kernel_tex_image_interp	(	KernelGlobals *	kg,
		int	id,
		float	x,
		float	y
	)

Definition at line 202 of file kernel_opencl_image.h.

References ccl_global, EXTENSION_CLIP, INTERPOLATION_CLOSEST, INTERPOLATION_LINEAR, kernel_tex_info(), kg, make_float4, NULL, r, SET_CUBIC_SPLINE_WEIGHTS, svm_image_texture_frac(), svm_image_texture_read_2d(), v, x, and y.

kernel_tex_image_interp_3d()

ccl_device float4 kernel_tex_image_interp_3d	(	KernelGlobals *	kg,
		int	id,
		float3	P,
		int	interp
	)

Definition at line 255 of file kernel_opencl_image.h.

References ccl_global, EXTENSION_CLIP, if(), IMAGE_DATA_TYPE_NANOVDB_FLOAT, IMAGE_DATA_TYPE_NANOVDB_FLOAT3, interp(), INTERPOLATION_CLOSEST, INTERPOLATION_LINEAR, INTERPOLATION_NONE, kernel_tex_info(), kg, make_float4, NANOVDB_ACCESS_POINTER, P(), r, SET_CUBIC_SPLINE_WEIGHTS, svm_image_texture_frac(), svm_image_texture_read_3d(), transform_point(), v, w(), x, y, and z.

kernel_tex_info()

ccl_device_inline ccl_global TextureInfo* kernel_tex_info	(	KernelGlobals *	kg,
		uint	id
	)

Definition at line 36 of file kernel_opencl_image.h.

References ccl_global, and kg.

Referenced by kernel_tex_image_interp(), kernel_tex_image_interp_3d(), svm_image_texture_read_2d(), and svm_image_texture_read_3d().

svm_image_texture_frac()

ccl_device_inline float svm_image_texture_frac	(	float	x,
		int *	ix
	)

Definition at line 186 of file kernel_opencl_image.h.

References float(), float_to_int(), and x.

Referenced by kernel_tex_image_interp(), and kernel_tex_image_interp_3d().

svm_image_texture_read()

ccl_device_inline float4 svm_image_texture_read	(	KernelGlobals *	kg,
		const ccl_global TextureInfo *	info,
		void *	acc,
		int	x,
		int	y,
		int	z
	)

Definition at line 62 of file kernel_opencl_image.h.

References IMAGE_DATA_TYPE_BYTE4, IMAGE_DATA_TYPE_FLOAT, IMAGE_DATA_TYPE_FLOAT4, IMAGE_DATA_TYPE_HALF, IMAGE_DATA_TYPE_HALF4, IMAGE_DATA_TYPE_NANOVDB_FLOAT, IMAGE_DATA_TYPE_NANOVDB_FLOAT3, IMAGE_DATA_TYPE_USHORT, IMAGE_DATA_TYPE_USHORT4, make_float4, r, tex_fetch, x, y, and z.

Referenced by svm_image_texture_read_2d(), and svm_image_texture_read_3d().

svm_image_texture_read_2d()

ccl_device_inline float4 svm_image_texture_read_2d	(	KernelGlobals *	kg,
		int	id,
		void *	acc,
		int	x,
		int	y
	)

Definition at line 135 of file kernel_opencl_image.h.

References ccl_global, EXTENSION_REPEAT, IMAGE_DATA_TYPE_NANOVDB_FLOAT, IMAGE_DATA_TYPE_NANOVDB_FLOAT3, kernel_tex_info(), kg, svm_image_texture_read(), svm_image_texture_wrap_clamp(), svm_image_texture_wrap_periodic(), x, and y.

Referenced by kernel_tex_image_interp().

svm_image_texture_read_3d()

ccl_device_inline float4 svm_image_texture_read_3d	(	KernelGlobals *	kg,
		int	id,
		void *	acc,
		int	x,
		int	y,
		int	z
	)

Definition at line 160 of file kernel_opencl_image.h.

References ccl_global, EXTENSION_REPEAT, IMAGE_DATA_TYPE_NANOVDB_FLOAT, IMAGE_DATA_TYPE_NANOVDB_FLOAT3, kernel_tex_info(), kg, svm_image_texture_read(), svm_image_texture_wrap_clamp(), svm_image_texture_wrap_periodic(), x, y, and z.

Referenced by kernel_tex_image_interp_3d().

svm_image_texture_wrap_clamp()

ccl_device_inline int svm_image_texture_wrap_clamp	(	int	x,
		int	width
	)

Definition at line 57 of file kernel_opencl_image.h.

References clamp(), width, and x.

Referenced by svm_image_texture_read_2d(), and svm_image_texture_read_3d().

svm_image_texture_wrap_periodic()

ccl_device_inline int svm_image_texture_wrap_periodic	(	int	x,
		int	width
	)

Definition at line 49 of file kernel_opencl_image.h.

References width, and x.

Referenced by svm_image_texture_read_2d(), and svm_image_texture_read_3d().