diff options
| author | Brian Paul <[email protected]> | 1999-11-25 17:38:12 +0000 |
|---|---|---|
| committer | Brian Paul <[email protected]> | 1999-11-25 17:38:12 +0000 |
| commit | c42c33e2a10341e40389119cd60539d28e6f061a (patch) | |
| tree | 5e9623a101443358707089853064e694c7354e32 /src/mesa/drivers | |
| parent | 086a151f942b2bcd8b9fbc56255e45b8c89b705e (diff) | |
bunch of changes for separate read buffer feature
Diffstat (limited to 'src/mesa/drivers')
| -rw-r--r-- | src/mesa/drivers/x11/xmesaP.h | 25 |
1 files changed, 13 insertions, 12 deletions
diff --git a/src/mesa/drivers/x11/xmesaP.h b/src/mesa/drivers/x11/xmesaP.h index 491e2fdc987..532e288d584 100644 --- a/src/mesa/drivers/x11/xmesaP.h +++ b/src/mesa/drivers/x11/xmesaP.h @@ -1,4 +1,4 @@ -/* $Id: xmesaP.h,v 1.3 1999/11/24 18:49:44 brianp Exp $ */ +/* $Id: xmesaP.h,v 1.4 1999/11/25 17:38:12 brianp Exp $ */ /* * Mesa 3-D graphics library @@ -123,8 +123,9 @@ struct xmesa_visual { struct xmesa_context { GLcontext *gl_ctx; /* the core library context */ XMesaVisual xm_visual; /* Describes the buffers */ - XMesaBuffer xm_buffer; /* current framebuffer */ - XMesaBuffer xm_read_buffer; /* current framebuffer */ + XMesaBuffer xm_buffer; /* current draw framebuffer */ + XMesaBuffer xm_read_buffer; /* current read framebuffer */ + GLboolean use_read_buffer; /* read from the xm_read_buffer/ */ XMesaDisplay *display; /* == xm_visual->display */ GLboolean swapbytes; /* Host byte order != display byte order? */ @@ -476,24 +477,24 @@ static int const kernel1[16] = { /* * Converts a GL window Y coord to an X window Y coord: */ -#define FLIP(Y) (xmesa->xm_buffer->bottom-(Y)) +#define FLIP(BUFFER, Y) ((BUFFER)->bottom-(Y)) /* * Return the address of a 1, 2 or 4-byte pixel in the back XImage: * X==0 is left, Y==0 is bottom. */ -#define PIXELADDR1( X, Y ) \ - ( xmesa->xm_buffer->ximage_origin1 - (Y) * xmesa->xm_buffer->ximage_width1 + (X) ) +#define PIXELADDR1( BUFFER, X, Y ) \ + ( (BUFFER)->ximage_origin1 - (Y) * (BUFFER)->ximage_width1 + (X) ) -#define PIXELADDR2( X, Y ) \ - ( xmesa->xm_buffer->ximage_origin2 - (Y) * xmesa->xm_buffer->ximage_width2 + (X) ) +#define PIXELADDR2( BUFFER, X, Y ) \ + ( (BUFFER)->ximage_origin2 - (Y) * (BUFFER)->ximage_width2 + (X) ) -#define PIXELADDR3( X, Y ) \ - ( xmesa->xm_buffer->ximage_origin3 - (Y) * xmesa->xm_buffer->ximage_width3 + (X) ) +#define PIXELADDR3( BUFFER, X, Y ) \ + ( (BUFFER)->ximage_origin3 - (Y) * (BUFFER)->ximage_width3 + (X) ) -#define PIXELADDR4( X, Y ) \ - ( xmesa->xm_buffer->ximage_origin4 - (Y) * xmesa->xm_buffer->ximage_width4 + (X) ) +#define PIXELADDR4( BUFFER, X, Y ) \ + ( (BUFFER)->ximage_origin4 - (Y) * (BUFFER)->ximage_width4 + (X) ) |