Added basic 2D video accelleration

[tpg/acess2.git] / Usermode / Applications / axwin2_src / WM / video.c

diff --git a/Usermode/Applications/axwin2_src/WM/video.c b/Usermode/Applications/axwin2_src/WM/video.c
index 00dbe16..fb08208 100644 (file)
--- a/Usermode/Applications/axwin2_src/WM/video.c
+++ b/Usermode/Applications/axwin2_src/WM/video.c
@@ -7,13 +7,14 @@
 #include <acess/devices/terminal.h>
 
 // === PROTOTYPES ===
-void   Video_Setup();
-void   Video_Update();
+void   Video_Setup(void);
+void   Video_Update(void);
+void   Video_FillRect(short X, short Y, short W, short H, uint32_t Color);
 
 // === GLOBALS ===
 
 // === CODE ===
-void Video_Setup()
+void Video_Setup(void)
 {
         int    tmpInt;
        
@@ -58,8 +59,20 @@ void Video_Setup()
        Video_Update();
 }
 
-void Video_Update()
+void Video_Update(void)
 {
-       seek(giTerminalFD, 0, SEEK_SET);
+       //seek(giTerminalFD, 0, SEEK_SET);
+       seek(giTerminalFD, 0, 1);
        write(giTerminalFD, giScreenWidth*giScreenHeight*4, gpScreenBuffer);
 }
+
+void Video_FillRect(short X, short Y, short W, short H, uint32_t Color)
+{
+       uint32_t        *buf = gpScreenBuffer + Y*giScreenWidth + X;
+       
+       while( H -- )
+       {
+               memset32( buf, Color, W );
+               buf += giScreenWidth;
+       }
+}