gradient.cpp File Reference

#include "pgdraw.h"
#include <cmath>
#include <cassert>

Include dependency graph for gradient.cpp:

Go to the source code of this file.

Functions
SDL_Surface *	PG_Draw::CreateGradient (const PG_Rect &r, PG_Gradient &gradient)
SDL_Surface *	PG_Draw::CreateGradient (const PG_Rect &r, const PG_Color &ul, const PG_Color &ur, const PG_Color &dl, const PG_Color &dr)
void	PG_Draw::DrawGradient (SDL_Surface *surface, const PG_Rect &r, PG_Gradient &gradient)
void	PG_Draw::DrawGradient (SDL_Surface *surface, const PG_Rect &rect, const PG_Color &ul, const PG_Color &ur, const PG_Color &dl, const PG_Color &dr)

---

Function Documentation

SDL_Surface* PG_Draw::CreateGradient (  const PG_Rect &  r, const PG_Color &  ul, const PG_Color &  ur, const PG_Color &  dl, const PG_Color &  dr )

Definition at line 45 of file gradient.cpp. References PG_Draw::CreateRGBSurface(), PG_Draw::DrawGradient(), PG_Rect::my_xpos, and PG_Rect::my_ypos.

SDL_Surface* PG_Draw::CreateGradient (  const PG_Rect &  r, PG_Gradient &  gradient )

Definition at line 36 of file gradient.cpp. References PG_Gradient::colors, and PG_Draw::CreateGradient().

void PG_Draw::DrawGradient (  SDL_Surface *  surface, const PG_Rect &  rect, const PG_Color &  ul, const PG_Color &  ur, const PG_Color &  dl, const PG_Color &  dr )

Definition at line 65 of file gradient.cpp. References PG_Rect::IntersectRect(), PG_Rect::IsNull(), PG_Color::MapRGB(), PG_Rect::my_height, PG_Rect::my_width, r1, and r2.

void PG_Draw::DrawGradient (  SDL_Surface *  surface, const PG_Rect &  r, PG_Gradient &  gradient )

Definition at line 55 of file gradient.cpp. References PG_Gradient::colors, and PG_Draw::DrawGradient().

---