Blender V4.3
Functions | Variables
IMB_scaling_performance_test.cc File Reference
#include "testing/testing.h"
#include "IMB_imbuf.hh"
#include "BLI_math_base.hh"
#include "BLI_math_matrix.hh"
#include "BLI_timeit.hh"

Go to the source code of this file.

Functions

static ImBuf * create_src_image (bool use_float)
 
static void imb_scale_via_transform (ImBuf *&src, int width, int height, eIMBInterpolationFilterMode filter)
 
static void imb_xform_nearest (ImBuf *&src, int width, int height)
 
static void imb_xform_bilinear (ImBuf *&src, int width, int height)
 
static void imb_xform_box (ImBuf *&src, int width, int height)
 
static void imb_scale_nearest_st (ImBuf *&src, int width, int height)
 
static void imb_scale_nearest (ImBuf *&src, int width, int height)
 
static void imb_scale_bilinear_st (ImBuf *&src, int width, int height)
 
static void imb_scale_bilinear (ImBuf *&src, int width, int height)
 
static void imb_scale_box_st (ImBuf *&src, int width, int height)
 
static void imb_scale_box (ImBuf *&src, int width, int height)
 
static void scale_perf_impl (const char *name, bool use_float, void(*func)(ImBuf *&src, int width, int height))
 
static void test_scaling_perf (bool use_float)
 
 TEST (imbuf_scaling, scaling_perf_byte)
 
 TEST (imbuf_scaling, scaling_perf_float)
 

Variables

static constexpr int SRC_X = 5123
 
static constexpr int SRC_Y = 4091
 
static constexpr int DST_SMALLER_X = int(SRC_X * 0.21f)
 
static constexpr int DST_SMALLER_Y = int(SRC_Y * 0.67f)
 
static constexpr int DST_LARGER_X = int(SRC_X * 1.19f)
 
static constexpr int DST_LARGER_Y = int(SRC_Y * 2.13f)
 

Function Documentation

◆ create_src_image()

static ImBuf * create_src_image ( bool use_float)
static

Definition at line 24 of file IMB_scaling_performance_test.cc.

References ImBuf::byte_buffer, ImBufByteBuffer::data, ImBufFloatBuffer::data, ImBuf::float_buffer, IB_rect, IB_rectfloat, IMB_allocImBuf(), blender::math::mod(), SRC_X, SRC_Y, ImBuf::x, and ImBuf::y.

Referenced by scale_perf_impl().

◆ imb_scale_bilinear()

static void imb_scale_bilinear ( ImBuf *& src,
int width,
int height )
static

Definition at line 91 of file IMB_scaling_performance_test.cc.

References Bilinear, and IMB_scale().

Referenced by test_scaling_perf().

◆ imb_scale_bilinear_st()

static void imb_scale_bilinear_st ( ImBuf *& src,
int width,
int height )
static

Definition at line 87 of file IMB_scaling_performance_test.cc.

References Bilinear, and IMB_scale().

Referenced by test_scaling_perf().

◆ imb_scale_box()

static void imb_scale_box ( ImBuf *& src,
int width,
int height )
static

Definition at line 99 of file IMB_scaling_performance_test.cc.

References Box, and IMB_scale().

Referenced by test_scaling_perf().

◆ imb_scale_box_st()

static void imb_scale_box_st ( ImBuf *& src,
int width,
int height )
static

Definition at line 95 of file IMB_scaling_performance_test.cc.

References Box, and IMB_scale().

Referenced by test_scaling_perf().

◆ imb_scale_nearest()

static void imb_scale_nearest ( ImBuf *& src,
int width,
int height )
static

Definition at line 83 of file IMB_scaling_performance_test.cc.

References IMB_scale(), and Nearest.

Referenced by test_scaling_perf().

◆ imb_scale_nearest_st()

static void imb_scale_nearest_st ( ImBuf *& src,
int width,
int height )
static

Definition at line 79 of file IMB_scaling_performance_test.cc.

References IMB_scale(), and Nearest.

Referenced by test_scaling_perf().

◆ imb_scale_via_transform()

static void imb_scale_via_transform ( ImBuf *& src,
int width,
int height,
eIMBInterpolationFilterMode filter )
static

Definition at line 50 of file IMB_scaling_performance_test.cc.

References ImBuf::flags, blender::math::from_scale(), IMB_allocImBuf(), IMB_freeImBuf(), IMB_transform(), IMB_TRANSFORM_MODE_REGULAR, ImBuf::planes, ImBuf::x, and ImBuf::y.

Referenced by imb_xform_bilinear(), imb_xform_box(), and imb_xform_nearest().

◆ imb_xform_bilinear()

static void imb_xform_bilinear ( ImBuf *& src,
int width,
int height )
static

Definition at line 67 of file IMB_scaling_performance_test.cc.

References IMB_FILTER_BILINEAR, and imb_scale_via_transform().

Referenced by test_scaling_perf().

◆ imb_xform_box()

static void imb_xform_box ( ImBuf *& src,
int width,
int height )
static

Definition at line 71 of file IMB_scaling_performance_test.cc.

References IMB_FILTER_BILINEAR, IMB_FILTER_BOX, and imb_scale_via_transform().

Referenced by test_scaling_perf().

◆ imb_xform_nearest()

static void imb_xform_nearest ( ImBuf *& src,
int width,
int height )
static

Definition at line 63 of file IMB_scaling_performance_test.cc.

References IMB_FILTER_NEAREST, and imb_scale_via_transform().

Referenced by test_scaling_perf().

◆ scale_perf_impl()

static void scale_perf_impl ( const char * name,
bool use_float,
void(* func )(ImBuf *&src, int width, int height) )
static

Definition at line 104 of file IMB_scaling_performance_test.cc.

References create_src_image(), DST_LARGER_X, DST_LARGER_Y, DST_SMALLER_X, DST_SMALLER_Y, IMB_freeImBuf(), SCOPED_TIMER, SRC_X, and SRC_Y.

Referenced by test_scaling_perf().

◆ TEST() [1/2]

TEST ( imbuf_scaling ,
scaling_perf_byte  )

Definition at line 134 of file IMB_scaling_performance_test.cc.

References test_scaling_perf().

◆ TEST() [2/2]

TEST ( imbuf_scaling ,
scaling_perf_float  )

Definition at line 139 of file IMB_scaling_performance_test.cc.

References test_scaling_perf().

◆ test_scaling_perf()

static void test_scaling_perf ( bool use_float)
static

Definition at line 119 of file IMB_scaling_performance_test.cc.

References imb_scale_bilinear(), imb_scale_bilinear_st(), imb_scale_box(), imb_scale_box_st(), imb_scale_nearest(), imb_scale_nearest_st(), imb_xform_bilinear(), imb_xform_box(), imb_xform_nearest(), and scale_perf_impl().

Referenced by TEST(), and TEST().

Variable Documentation

◆ DST_LARGER_X

int DST_LARGER_X = int(SRC_X * 1.19f)
staticconstexpr

Definition at line 21 of file IMB_scaling_performance_test.cc.

Referenced by scale_perf_impl().

◆ DST_LARGER_Y

int DST_LARGER_Y = int(SRC_Y * 2.13f)
staticconstexpr

Definition at line 22 of file IMB_scaling_performance_test.cc.

Referenced by scale_perf_impl().

◆ DST_SMALLER_X

int DST_SMALLER_X = int(SRC_X * 0.21f)
staticconstexpr

Definition at line 18 of file IMB_scaling_performance_test.cc.

Referenced by scale_perf_impl().

◆ DST_SMALLER_Y

int DST_SMALLER_Y = int(SRC_Y * 0.67f)
staticconstexpr

Definition at line 19 of file IMB_scaling_performance_test.cc.

Referenced by scale_perf_impl().

◆ SRC_X

int SRC_X = 5123
staticconstexpr

Definition at line 15 of file IMB_scaling_performance_test.cc.

Referenced by create_src_image(), and scale_perf_impl().

◆ SRC_Y

int SRC_Y = 4091
staticconstexpr

Definition at line 16 of file IMB_scaling_performance_test.cc.

Referenced by create_src_image(), and scale_perf_impl().

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