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NCBI C++ ToolKit: src/gui/opengl/glcolortable.cpp Source File

, m_TextureAlphaLevels(1)

, m_MaxColorTableSize(16384)

, m_MaxColorTableSize(0)

, m_TextureAlphaLevels(1)

, m_MaxColorTableSize(16384)

, m_MaxColorTableSize(0)

(dist < min_dist) {

current_size =

.size();

(

);

base_r = start_c.

();

base_g = start_c.

();

base_b = start_c.

();

base_a = start_c.

();

d_r = end_c.

() - base_r;

d_g = end_c.

() - base_g;

d_b = end_c.

() - base_b;

d_a = end_c.

() - base_a;

K = 1.0f / (

- 1);

(

= 0;

<

;

++ ) {

= base_r + d * d_r;

= base_g + d * d_g;

= base_b + d * d_b;

= base_a + d * d_a;

<<

);

(

);

(alpha_levels < 1)

(

> 1024*1024) {

vector<CRgbaColor> power_of_two_buffer =

;

alpha_factor = 1.0f;

(

j=0; j<

.size(); ++j) {

power_of_two_buffer.push_back(c);

alpha_level = color_idx /

(

.size());

(color_idx >= (

)

.size()) {

(

<<

<<

<< color_idx);

alpha_level =

(alpha_level, 0);

level_offset = (float)(

.size()*(size_t)alpha_level);

( (((

)idx) + level_offset + 0.5f)/scaled_width );

class CRgbaColor provides a simple abstraction for managing colors.

CRgbaGradColorTable Provides a storage for colors (to eliminate color creation overhead) and Function...

#define LOG_POST(message)

This macro is deprecated and it's strongly recomended to move in all projects (except tests) to macro...

void Warning(CExceptionArgs_Base &args)

GLsizei m_TextureWidth

Width of the 1D texture (if created).

static CGlResMgr & Instance()

CRgbaColor GetTexCoordColor(float f) const

Get color given a texture coord.

vector< CRgbaColor > m_Colors

size_t AddColor(const CRgbaColor &c)

Add a single color to the table.

CRgbaGradColorTable()

CRgbaGradColorTable.

CRgbaGradColorTable & operator=(const CRgbaGradColorTable &rhs)

float FindClosestColor(const CRgbaColor &c, size_t &idx) const

Return index of color with minimum color disance (as defined in CRgbaColor) from c.

void SetSize(size_t size)

float GetColorTexCoord(short idx, float alpha) const

Get position for color with alpha level closest to 'alpha'.

void FillGradient(const CRgbaColor &start_c, const CRgbaColor &end_c)

initialize the whole table with gradient colors in [start_c, end_c] range

int m_TextureAlphaLevels

Number of alpha levels stored in the texture.

static bool CheckGlError()

Check if there are any OpenGL errors.

GLint m_MaxColorTableSize

Maximum size of color texture.

bool FindColor(const CRgbaColor &c, size_t &idx) const

On exact match, returns true with index in idx, false otherwise.

void LoadTexture(int alpha_levels=8)

OpenGL parameters and operations to allow color table to (also) be stored as a 1D texture.

I3DTexture * Create1DRGBATexture(size_t width, float *data)

void ClearColors()

Empty color table.

CIRef< I3DTexture > m_Texture

static float ColorDistance(const CRgbaColor &c1, const CRgbaColor &c2)

returns the distance in the RGB color cube between the two colors, scaled to a range [0,...

float GetBlue(void) const

float GetGreen(void) const

float GetAlpha(void) const

float GetRed(void) const

Get specific channels in floating point values.

void Reset(void)

Reset reference object.

#define END_NCBI_SCOPE

End previously defined NCBI scope.

#define BEGIN_NCBI_SCOPE

Define ncbi namespace.

unsigned int

A callback function used to compare two keys in a database.

const struct ncbi::grid::netcache::search::fields::SIZE size

double r(size_t dimension_, const Int4 *score_, const double *prob_, double theta_)

int g(Seg_Gsm *spe, Seq_Mtf *psm, Thd_Gsm *tdg)

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