pandory500/SDL-mirror
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Fixed building under Visual Studio

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--HG--
extra : convert_revision : svn%3Ac70aab31-4412-0410-b14c-859654838e24/trunk%404422
This commit is contained in:
Sam Lantinga 2010-01-15 20:05:49 +00:00
parent c9bab7f01e
commit 91df94faa9
4 changed files with 86 additions and 3 deletions
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1
src/SDL_assert.c
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@ -22,6 +22,7 @@
#include "SDL.h"
#include "SDL_assert.h"
#include "video/SDL_sysvideo.h"
#ifdef _WINDOWS
#define WIN32_LEAN_AND_MEAN 1

16
src/video/SDL_drawline.c
View file

@ -28,7 +28,21 @@ SDL_DrawLine1(SDL_Surface * dst, int x1, int y1, int x2, int y2, Uint32 color,
SDL_bool draw_end)
{
if (y1 == y2) {
HLINE(Uint8, DRAW_FASTSETPIXEL1, draw_end);
//HLINE(Uint8, DRAW_FASTSETPIXEL1, draw_end);
int length;
int pitch = (dst->pitch / dst->format->BytesPerPixel);
Uint8 *pixel;
if (x1 <= x2) {
pixel = (Uint8 *)dst->pixels + y1 * pitch + x1;
length = draw_end ? (x2-x1+1) : (x2-x1);
} else {
pixel = (Uint8 *)dst->pixels + y1 * pitch + x2;
if (!draw_end) {
++pixel;
}
length = draw_end ? (x1-x2+1) : (x1-x2);
}
SDL_memset(pixel, color, length);
} else if (x1 == x2) {
VLINE(Uint8, DRAW_FASTSETPIXEL1, draw_end);
} else if (ABS(x1 - x2) == ABS(y1 - y2)) {