image.h File Reference

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Macros
#define	SET_CUBIC_SPLINE_WEIGHTS(u, t)

Functions
template<typename T >
CCL_NAMESPACE_BEGIN ccl_device_forceinline T	tex_fetch (const TextureInfo &info, int index)
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 int	svm_image_texture_wrap_mirror (int x, int width)
ccl_device_inline float4	svm_image_texture_read (const TextureInfo &info, int x, int y, int z)
ccl_device_inline float4	svm_image_texture_read_2d (int id, int x, int y)
ccl_device_inline float4	svm_image_texture_read_3d (int id, int x, int y, int z)
static float	svm_image_texture_frac (float x, int *ix)
ccl_device float4	kernel_tex_image_interp (KernelGlobals, int id, float x, float y)
ccl_device float4	kernel_tex_image_interp_3d (KernelGlobals, int id, float3 P, int interp)

Macro Definition Documentation

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 148 of file cycles/kernel/device/oneapi/image.h.

Referenced by kernel_tex_image_interp(), and kernel_tex_image_interp_3d().

Function Documentation

kernel_tex_image_interp()

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

Definition at line 157 of file cycles/kernel/device/oneapi/image.h.

References TextureInfo::height, TextureInfo::interpolation, INTERPOLATION_CLOSEST, INTERPOLATION_LINEAR, kernel_data_fetch, make_float4(), SET_CUBIC_SPLINE_WEIGHTS, svm_image_texture_frac(), svm_image_texture_read_2d(), v, TextureInfo::width, x, and y.

kernel_tex_image_interp_3d()

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

Definition at line 325 of file cycles/kernel/device/oneapi/image.h.

References TextureInfo::data_type, TextureInfo::depth, TextureInfo::height, IMAGE_DATA_TYPE_NANOVDB_FLOAT, IMAGE_DATA_TYPE_NANOVDB_FLOAT3, IMAGE_DATA_TYPE_NANOVDB_FP16, IMAGE_DATA_TYPE_NANOVDB_FPN, interp(), TextureInfo::interpolation, INTERPOLATION_CLOSEST, INTERPOLATION_LINEAR, INTERPOLATION_NONE, kernel_data_fetch, make_float4(), P, SET_CUBIC_SPLINE_WEIGHTS, svm_image_texture_frac(), svm_image_texture_read_3d(), TEX_IMAGE_MISSING_A, TEX_IMAGE_MISSING_B, TEX_IMAGE_MISSING_G, TEX_IMAGE_MISSING_R, TextureInfo::transform_3d, transform_point(), TextureInfo::use_transform_3d, v, w(), TextureInfo::width, x, y, and z().

svm_image_texture_frac()

static float svm_image_texture_frac ( float x, int * ix )

static

Definition at line 141 of file cycles/kernel/device/oneapi/image.h.

References float, and float_to_int().

Referenced by kernel_tex_image_interp(), and kernel_tex_image_interp_3d().

svm_image_texture_read()

ccl_device_inline float4 svm_image_texture_read	(	const TextureInfo &	info,
		int	x,
		int	y,
		int	z )

Definition at line 38 of file cycles/kernel/device/oneapi/image.h.

References TextureInfo::data_type, TextureInfo::height, IMAGE_DATA_TYPE_BYTE4, IMAGE_DATA_TYPE_FLOAT, IMAGE_DATA_TYPE_FLOAT4, IMAGE_DATA_TYPE_HALF, IMAGE_DATA_TYPE_HALF4, IMAGE_DATA_TYPE_USHORT, IMAGE_DATA_TYPE_USHORT4, make_float4(), tex_fetch(), half4::w, uchar4::w, ushort4::w, TextureInfo::width, half4::x, uchar4::x, ushort4::x, half4::y, uchar4::y, ushort4::y, half4::z, uchar4::z, ushort4::z, 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	(	int	id,
		int	x,
		int	y )

Definition at line 86 of file cycles/kernel/device/oneapi/image.h.

References TextureInfo::extension, EXTENSION_EXTEND, EXTENSION_MIRROR, EXTENSION_REPEAT, TextureInfo::height, kernel_data_fetch, make_float4(), svm_image_texture_read(), svm_image_texture_wrap_clamp(), svm_image_texture_wrap_mirror(), svm_image_texture_wrap_periodic(), TextureInfo::width, x, and y.

Referenced by kernel_tex_image_interp().

svm_image_texture_read_3d()

ccl_device_inline float4 svm_image_texture_read_3d	(	int	id,
		int	x,
		int	y,
		int	z )

Definition at line 112 of file cycles/kernel/device/oneapi/image.h.

References TextureInfo::depth, TextureInfo::extension, EXTENSION_EXTEND, EXTENSION_MIRROR, EXTENSION_REPEAT, TextureInfo::height, kernel_data_fetch, make_float4(), svm_image_texture_read(), svm_image_texture_wrap_clamp(), svm_image_texture_wrap_mirror(), svm_image_texture_wrap_periodic(), TextureInfo::width, 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 24 of file cycles/kernel/device/oneapi/image.h.

References clamp().

Referenced by svm_image_texture_read_2d(), and svm_image_texture_read_3d().

svm_image_texture_wrap_mirror()

ccl_device_inline int svm_image_texture_wrap_mirror	(	int	x,
		int	width )

Definition at line 29 of file cycles/kernel/device/oneapi/image.h.

References abs().

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 15 of file cycles/kernel/device/oneapi/image.h.

References x.

Referenced by svm_image_texture_read_2d(), and svm_image_texture_read_3d().

tex_fetch()

template<typename T >

CCL_NAMESPACE_BEGIN ccl_device_forceinline T tex_fetch	(	const TextureInfo &	info,
		int	index )

Definition at line 10 of file cycles/kernel/device/oneapi/image.h.

References ccl_global, and TextureInfo::data.

Referenced by svm_image_texture_read().