c++ Programming Glossary: alpha

OpenCV C++/Obj-C: Advanced square detection

http://stackoverflow.com/questions/10533233/opencv-c-obj-c-advanced-square-detection

cos t sin_t sin t double x0 r cos_t y0 r sin_t double alpha 1000 points.push_back Point2f x0 alpha sin_t y0 alpha cos_t.. y0 r sin_t double alpha 1000 points.push_back Point2f x0 alpha sin_t y0 alpha cos_t points.push_back Point2f x0 alpha sin_t.. alpha 1000 points.push_back Point2f x0 alpha sin_t y0 alpha cos_t points.push_back Point2f x0 alpha sin_t y0 alpha cos_t..

How to render offscreen on OpenGL? [duplicate]

http://stackoverflow.com/questions/12157646/how-to-render-offscreen-on-opengl

the optimal rendering format or the GL_BGR version without alpha . It should be the fastest format for pixel transfers like this...

Convert bitmap to PNG in-memory in C++ (win32)

http://stackoverflow.com/questions/366768/convert-bitmap-to-png-in-memory-in-c-win32

. I also want to be able to define a transparent color not alpha channel for this image. The GdiPlus solution seems to be limited..

Factory method implementation - C++

http://stackoverflow.com/questions/410823/factory-method-implementation-c

int g int b int a 0 m_red r m_green g m_blue other.blue m_alpha a Color const Color other m_red other.red m_green other.green.. m_red other.red m_green other.green m_blue other.blue m_alpha other.alpha int red const return m_red int green const return.. m_green other.green m_blue other.blue m_alpha other.alpha int red const return m_red int green const return m_green int..

How do I create a random alpha-numeric string in C++?

http://stackoverflow.com/questions/440133/how-do-i-create-a-random-alpha-numeric-string-in-c

do I create a random alpha numeric string in C I'd like to create a random string consisting.. in C I'd like to create a random string consisting of alpha numeric characters. I want to be able to be specify the length.. void gen_random char s const int len static const char alphanum 0123456789 ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz..

Elegant ways to count the frequency of words in a file

http://stackoverflow.com/questions/4888879/elegant-ways-to-count-the-frequency-of-words-in-a-file

ctype_base space std fill rc 'A' rc 'z' 1 std ctype_base alpha return rc 0 Solution 1 int main std map std string int wordCount..

OpenGL - mask with multiple textures

http://stackoverflow.com/questions/5097145/opengl-mask-with-multiple-textures

color of any pixels but rather replaces the framebuffer alpha values with values based on the whiteness of the mask. In other.. in the mask then the corresponding framebuffer pixel's alpha will be set to 1. glBlendFuncSeparate GL_ZERO GL_ONE GL_SRC_COLOR.. this doesn't produce a visible result it just changes the alpha values in the framebuffer drawQuad maskTexture Finally we want..

Boolean expression (grammar) parser in c++

http://stackoverflow.com/questions/8706356/boolean-expression-grammar-parser-in-c

_1 simple _val _1 simple ' ' expr_ ' ' var_ var_ qi lexeme alpha private qi rule It var Skipper var_ qi rule It expr Skipper.. _1 simple _val _1 simple ' ' expr_ ' ' var_ var_ qi lexeme alpha BOOST_SPIRIT_DEBUG_NODE expr_ BOOST_SPIRIT_DEBUG_NODE or_ BOOST_SPIRIT_DEBUG_NODE..

Using SDL_ttf and OpenGL, TTF_RenderUTF8_Blended print Red rectangle

http://stackoverflow.com/questions/12700085/using-sdl-ttf-and-opengl-ttf-renderutf8-blended-print-red-rectangle

What am I missing It seems like I'm not getting the proper Alpha values from the surface generated with SDL_DisplayFormatAlpha.. values from the surface generated with SDL_DisplayFormatAlpha TTF_RenderUTF8_Blended ... or am I Does anyone recognize or.. false Write text to surface g_pText SDL_DisplayFormatAlpha TTF_RenderUTF8_Blended g_pFont My first Text g_textColor Doesn't..

python object to native c++ pointer

http://stackoverflow.com/questions/1355187/python-object-to-native-c-pointer

and the python code import GEGameMode def Ident return Alpha def NewGamePlay return NewAlpha def NewAlpha import GEGameMode.. def Ident return Alpha def NewGamePlay return NewAlpha def NewAlpha import GEGameMode import GEUtil class Alpha GEGameMode.CGEPYGameMode.. Ident return Alpha def NewGamePlay return NewAlpha def NewAlpha import GEGameMode import GEUtil class Alpha GEGameMode.CGEPYGameMode..

Calculating variance with large numbers

http://stackoverflow.com/questions/1721980/calculating-variance-with-large-numbers

I found that this is not an unbiased estimator. Wolfram Alpha has something to say about this but as an example when MATLAB..

Why is Math.pow(0, 0) === 1?

http://stackoverflow.com/questions/19955968/why-is-math-pow0-0-1

as to the result of this either. This Wolfram Alpha forum posts goes into a bit more details. Although having pow..

What is the difference between an int and a long in C++?

http://stackoverflow.com/questions/271076/what-is-the-difference-between-an-int-and-a-long-in-c

example under Windows they are the same but for example on Alpha systems a long was 64 bits whereas an int was 32 bits. This..

Ballistic curve problem

http://stackoverflow.com/questions/3215817/ballistic-curve-problem

all 3 with just these values I got velocity v angle Alpha origin coordinates Thus you have to decide which one to specify...

C++ minimax function

http://stackoverflow.com/questions/3630669/c-minimax-function

That sample from Wikipedia is doing NegaMax with Alpha Beta pruning . You may be helped by getting the naming straight.. NegaMax one method with a strategically placed operator. Alpha Beta pruning is keeping track of a Window of best moves over..

Simple 3x3 matrix inverse code (C++)

http://stackoverflow.com/questions/983999/simple-3x3-matrix-inverse-code-c

what the determinant of a matrix A is. Images c Wolfram Alpha and mathworld.wolfram 06 11 09 22.06 share improve this answer..