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Remove obsolete xlib driver files

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Brian 2007-12-07 07:58:31 -07:00
parent 749d723287
commit e920f367ed
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490
src/mesa/pipe/xlib/xm_buffer.c
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@ -1,490 +0,0 @@
/*
* Mesa 3-D graphics library
* Version: 6.5.2
*
* Copyright (C) 1999-2006 Brian Paul All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
* AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
/**
* \file xm_buffer.h
* Framebuffer and renderbuffer-related functions.
*/
#include "GL/xmesa.h"
#include "glxheader.h"
#include "xmesaP.h"
#include "main/imports.h"
#include "main/framebuffer.h"
#include "main/renderbuffer.h"
#include "pipe/p_state.h"
#include "pipe/p_defines.h"
#include "pipe/p_winsys.h"
#include "state_tracker/st_context.h"
static volatile int mesaXErrorFlag = 0;
/**
* Catches potential Xlib errors.
*/
static int
mesaHandleXError(XMesaDisplay *dpy, XErrorEvent *event)
{
(void) dpy;
(void) event;
mesaXErrorFlag = 1;
return 0;
}
/**
* Allocate a shared memory XImage back buffer for the given XMesaBuffer.
* Return: GL_TRUE if success, GL_FALSE if error
*/
static GLboolean
alloc_back_shm_ximage(XMesaBuffer b, GLuint width, GLuint height)
{
/*
* We have to do a _lot_ of error checking here to be sure we can
* really use the XSHM extension. It seems different servers trigger
* errors at different points if the extension won't work. Therefore
* we have to be very careful...
*/
GC gc;
int (*old_handler)(XMesaDisplay *, XErrorEvent *);
if (width == 0 || height == 0) {
/* this will be true the first time we're called on 'b' */
return GL_FALSE;
}
b->backxrb->ximage = XShmCreateImage(b->xm_visual->display,
b->xm_visual->visinfo->visual,
b->xm_visual->visinfo->depth,
ZPixmap, NULL, &b->shminfo,
width, height);
if (b->backxrb->ximage == NULL) {
_mesa_warning(NULL, "alloc_back_buffer: Shared memory error (XShmCreateImage), disabling.\n");
b->shm = 0;
return GL_FALSE;
}
b->shminfo.shmid = shmget(IPC_PRIVATE, b->backxrb->ximage->bytes_per_line
* b->backxrb->ximage->height, IPC_CREAT|0777);
if (b->shminfo.shmid < 0) {
_mesa_warning(NULL, "shmget failed while allocating back buffer.\n");
XDestroyImage(b->backxrb->ximage);
b->backxrb->ximage = NULL;
_mesa_warning(NULL, "alloc_back_buffer: Shared memory error (shmget), disabling.\n");
b->shm = 0;
return GL_FALSE;
}
b->shminfo.shmaddr = b->backxrb->ximage->data
= (char*)shmat(b->shminfo.shmid, 0, 0);
if (b->shminfo.shmaddr == (char *) -1) {
_mesa_warning(NULL, "shmat() failed while allocating back buffer.\n");
XDestroyImage(b->backxrb->ximage);
shmctl(b->shminfo.shmid, IPC_RMID, 0);
b->backxrb->ximage = NULL;
_mesa_warning(NULL, "alloc_back_buffer: Shared memory error (shmat), disabling.\n");
b->shm = 0;
return GL_FALSE;
}
b->shminfo.readOnly = False;
mesaXErrorFlag = 0;
old_handler = XSetErrorHandler(mesaHandleXError);
/* This may trigger the X protocol error we're ready to catch: */
XShmAttach(b->xm_visual->display, &b->shminfo);
XSync(b->xm_visual->display, False);
if (mesaXErrorFlag) {
/* we are on a remote display, this error is normal, don't print it */
XFlush(b->xm_visual->display);
mesaXErrorFlag = 0;
XDestroyImage(b->backxrb->ximage);
shmdt(b->shminfo.shmaddr);
shmctl(b->shminfo.shmid, IPC_RMID, 0);
b->backxrb->ximage = NULL;
b->shm = 0;
(void) XSetErrorHandler(old_handler);
return GL_FALSE;
}
shmctl(b->shminfo.shmid, IPC_RMID, 0); /* nobody else needs it */
/* Finally, try an XShmPutImage to be really sure the extension works */
gc = XCreateGC(b->xm_visual->display, b->frontxrb->drawable, 0, NULL);
XShmPutImage(b->xm_visual->display, b->frontxrb->drawable, gc,
b->backxrb->ximage, 0, 0, 0, 0, 1, 1 /*one pixel*/, False);
XSync(b->xm_visual->display, False);
XFreeGC(b->xm_visual->display, gc);
(void) XSetErrorHandler(old_handler);
if (mesaXErrorFlag) {
XFlush(b->xm_visual->display);
mesaXErrorFlag = 0;
XDestroyImage(b->backxrb->ximage);
shmdt(b->shminfo.shmaddr);
shmctl(b->shminfo.shmid, IPC_RMID, 0);
b->backxrb->ximage = NULL;
b->shm = 0;
return GL_FALSE;
}
return GL_TRUE;
}
#else
static GLboolean
alloc_back_shm_ximage(XMesaBuffer b, GLuint width, GLuint height)
{
/* Can't compile XSHM support */
return GL_FALSE;
}
#endif
/**
* \return LSBFirst or MSBFirst
*/
static int host_byte_order( void )
{
int i = 1;
char *cptr = (char *) &i;
return (*cptr==1) ? LSBFirst : MSBFirst;
}
/**
* Setup an off-screen pixmap or Ximage to use as the back buffer.
* Input: b - the X/Mesa buffer
*/
static void
alloc_back_buffer(XMesaBuffer b, GLuint width, GLuint height)
{
if (b->db_mode == BACK_XIMAGE) {
/* Deallocate the old backxrb->ximage, if any */
if (b->backxrb->ximage) {
#if defined(USE_XSHM) && !defined(XFree86Server)
if (b->shm) {
XShmDetach(b->xm_visual->display, &b->shminfo);
XDestroyImage(b->backxrb->ximage);
shmdt(b->shminfo.shmaddr);
}
else
#endif
XMesaDestroyImage(b->backxrb->ximage);
b->backxrb->ximage = NULL;
}
if (width == 0 || height == 0)
return;
/* Allocate new back buffer */
if (b->shm == 0 || !alloc_back_shm_ximage(b, width, height)) {
/* Allocate a regular XImage for the back buffer. */
#ifdef XFree86Server
b->backxrb->ximage = XMesaCreateImage(b->xm_visual->BitsPerPixel,
width, height, NULL);
#else
b->backxrb->ximage = XCreateImage(b->xm_visual->display,
b->xm_visual->visinfo->visual,
GET_VISUAL_DEPTH(b->xm_visual),
ZPixmap, 0, /* format, offset */
NULL,
width, height,
8, 0); /* pad, bytes_per_line */
#endif
if (!b->backxrb->ximage) {
_mesa_warning(NULL, "alloc_back_buffer: XCreateImage failed.\n");
return;
}
b->backxrb->ximage->data = (char *) MALLOC(b->backxrb->ximage->height
* b->backxrb->ximage->bytes_per_line);
if (!b->backxrb->ximage->data) {
_mesa_warning(NULL, "alloc_back_buffer: MALLOC failed.\n");
XMesaDestroyImage(b->backxrb->ximage);
b->backxrb->ximage = NULL;
}
}
b->backxrb->pixmap = None;
}
else if (b->db_mode == BACK_PIXMAP) {
/* Free the old back pixmap */
if (b->backxrb->pixmap) {
XMesaFreePixmap(b->xm_visual->display, b->backxrb->pixmap);
b->backxrb->pixmap = 0;
}
if (width > 0 && height > 0) {
/* Allocate new back pixmap */
b->backxrb->pixmap = XMesaCreatePixmap(b->xm_visual->display,
b->frontxrb->drawable,
width, height,
GET_VISUAL_DEPTH(b->xm_visual));
}
b->backxrb->ximage = NULL;
}
}
static void
xmesa_delete_renderbuffer(struct gl_renderbuffer *rb)
{
struct xmesa_renderbuffer *xrb = xmesa_renderbuffer(rb);
if (xrb->St.surface) {
struct pipe_winsys *ws = xrb->St.surface->winsys;
ws->surface_release(ws, &xrb->St.surface);
}
/* XXX Note: the ximage or Pixmap attached to this renderbuffer
* should probably get freed here, but that's currently done in
* XMesaDestroyBuffer().
*/
_mesa_free(rb);
}
static void
finish_surface_init(GLcontext *ctx, struct xmesa_renderbuffer *xrb)
{
struct pipe_context *pipe = ctx->st->pipe;
if (!xrb->St.surface->buffer) {
xrb->St.surface->buffer = pipe->winsys->buffer_create(pipe->winsys, 0x0);
}
}
/**
* Reallocate renderbuffer storage for front color buffer.
* Called via gl_renderbuffer::AllocStorage()
*/
static GLboolean
xmesa_alloc_front_storage(GLcontext *ctx, struct gl_renderbuffer *rb,
GLenum internalFormat, GLuint width, GLuint height)
{
const XMesaContext xmesa = XMESA_CONTEXT(ctx);
struct xmesa_renderbuffer *xrb = xmesa_renderbuffer(rb);
struct xmesa_surface *xms = xmesa_surface(xrb->St.surface);
/* just clear these to be sure we don't accidentally use them */
xrb->origin1 = NULL;
xrb->origin2 = NULL;
xrb->origin3 = NULL;
xrb->origin4 = NULL;
/* for the FLIP macro: */
xrb->bottom = height - 1;
rb->Width = width;
rb->Height = height;
rb->InternalFormat = internalFormat;
if (!xrb->St.surface || !xrb->St.surface->buffer)
finish_surface_init(ctx, xrb);
/* surface info */
xms->surface.width = width;
xms->surface.height = height;
xms->display = xmesa->display;
xms->drawable = xrb->drawable;
xms->gc = xrb->Parent->cleargc;
xms->ximage = NULL;
return GL_TRUE;
}
/**
* Reallocate renderbuffer storage for back color buffer.
* Called via gl_renderbuffer::AllocStorage()
*/
static GLboolean
xmesa_alloc_back_storage(GLcontext *ctx, struct gl_renderbuffer *rb,
GLenum internalFormat, GLuint width, GLuint height)
{
const XMesaContext xmesa = XMESA_CONTEXT(ctx);
struct xmesa_renderbuffer *xrb = xmesa_renderbuffer(rb);
struct xmesa_surface *xms = xmesa_surface(xrb->St.surface);
/* reallocate the back buffer XImage or Pixmap */
assert(xrb->Parent);
alloc_back_buffer(xrb->Parent, width, height);
/* same as front buffer */
/* XXX why is this here? */
(void) xmesa_alloc_front_storage(ctx, rb, internalFormat, width, height);
/* plus... */
if (xrb->ximage) {
/* Needed by PIXELADDR1 macro */
xrb->width1 = xrb->ximage->bytes_per_line;
xrb->origin1 = (GLubyte *) xrb->ximage->data + xrb->width1 * (height - 1);
/* Needed by PIXELADDR2 macro */
xrb->width2 = xrb->ximage->bytes_per_line / 2;
xrb->origin2 = (GLushort *) xrb->ximage->data + xrb->width2 * (height - 1);
/* Needed by PIXELADDR3 macro */
xrb->width3 = xrb->ximage->bytes_per_line;
xrb->origin3 = (GLubyte *) xrb->ximage->data + xrb->width3 * (height - 1);
/* Needed by PIXELADDR4 macro */
xrb->width4 = xrb->ximage->width;
xrb->origin4 = (GLuint *) xrb->ximage->data + xrb->width4 * (height - 1);
}
else {
/* out of memory or buffer size is 0 x 0 */
xrb->width1 = xrb->width2 = xrb->width3 = xrb->width4 = 0;
xrb->origin1 = NULL;
xrb->origin2 = NULL;
xrb->origin3 = NULL;
xrb->origin4 = NULL;
}
if (!xrb->St.surface || !xrb->St.surface->buffer)
finish_surface_init(ctx, xrb);
xrb->St.surface->width = width;
xrb->St.surface->height = height;
/* surface info */
xms->surface.width = width;
xms->surface.height = height;
xms->display = xmesa->display;
xms->drawable = xrb->drawable;
xms->gc = xrb->Parent->cleargc;
xms->ximage = xrb->ximage;
return GL_TRUE;
}
/**
* Called to create the front/back color renderbuffers, not user-created
* renderbuffers.
*/
struct xmesa_renderbuffer *
xmesa_create_renderbuffer(struct pipe_winsys *winsys,
GLuint name, XMesaVisual xmvis,
GLboolean backBuffer)
{
const GLvisual *visual = &xmvis->mesa_visual;
int byteOrder = ImageByteOrder(xmvis->display); /* LSBFirst or MSBFirst */
struct xmesa_renderbuffer *xrb = CALLOC_STRUCT(xmesa_renderbuffer);
if (xrb) {
GLuint name = 0;
GLuint pipeFormat = 0;
struct xmesa_surface *xms;
_mesa_init_renderbuffer(&xrb->St.Base, name);
xrb->St.Base.Delete = xmesa_delete_renderbuffer;
if (backBuffer)
xrb->St.Base.AllocStorage = xmesa_alloc_back_storage;
else
xrb->St.Base.AllocStorage = xmesa_alloc_front_storage;
if (visual->rgbMode) {
xrb->St.Base.InternalFormat = GL_RGBA;
xrb->St.Base._BaseFormat = GL_RGBA;
xrb->St.Base.DataType = GL_UNSIGNED_BYTE;
xrb->St.Base.RedBits = visual->redBits;
xrb->St.Base.GreenBits = visual->greenBits;
xrb->St.Base.BlueBits = visual->blueBits;
xrb->St.Base.AlphaBits = visual->alphaBits;
if (visual->redMask == 0xff0000 &&
visual->greenMask == 0x00ff00 &&
visual->blueMask == 0x0000ff) {
if (host_byte_order() != byteOrder) {
pipeFormat = PIPE_FORMAT_U_B8_G8_R8_A8;
/*printf("Using format B8_G8_R8_A8 (LE dpy)\n");*/
}
else {
pipeFormat = PIPE_FORMAT_U_A8_R8_G8_B8;
/*printf("Using format A8_R8_G8_B8 (BE dpy)\n");*/
}
}
else {
assert(0);
}
}
else {
xrb->St.Base.InternalFormat = GL_COLOR_INDEX;
xrb->St.Base._BaseFormat = GL_COLOR_INDEX;
xrb->St.Base.DataType = GL_UNSIGNED_INT;
xrb->St.Base.IndexBits = visual->indexBits;
}
/* only need to set Red/Green/EtcBits fields for user-created RBs */
xrb->St.surface = xmesa_new_color_surface(winsys, pipeFormat);
xms = (struct xmesa_surface *) xrb->St.surface;
xms->xrb = xrb;
}
return xrb;
}
/**
* Called via gl_framebuffer::Delete() method when this buffer
* is _really_ being deleted.
*/
void
xmesa_delete_framebuffer(struct gl_framebuffer *fb)
{
XMesaBuffer b = XMESA_BUFFER(fb);
if (b->num_alloced > 0) {
/* If no other buffer uses this X colormap then free the colors. */
if (!xmesa_find_buffer(b->display, b->cmap, b)) {
#ifdef XFree86Server
int client = 0;
if (b->drawable)
client = CLIENT_ID(b->drawable->id);
(void)FreeColors(b->cmap, client,
b->num_alloced, b->alloced_colors, 0);
#else
XFreeColors(b->display, b->cmap,
b->alloced_colors, b->num_alloced, 0);
#endif
}
}
if (b->gc)
XMesaFreeGC(b->display, b->gc);
if (b->cleargc)
XMesaFreeGC(b->display, b->cleargc);
if (b->swapgc)
XMesaFreeGC(b->display, b->swapgc);
if (fb->Visual.doubleBufferMode) {
/* free back ximage/pixmap/shmregion */
}
if (b->rowimage) {
_mesa_free( b->rowimage->data );
b->rowimage->data = NULL;
XMesaDestroyImage( b->rowimage );
}
_mesa_free_framebuffer_data(fb);
_mesa_free(fb);
}

94
src/mesa/pipe/xlib/xm_surface.c
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@ -1,94 +0,0 @@
/*
* Mesa 3-D graphics library
* Version: 7.1
*
* Copyright (C) 1999-2007 Brian Paul All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
* AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
/**
* \file xm_surface.c
* Code to allow the softpipe code to write to X windows/buffers.
* This is a bit of a hack for now. We've basically got two different
* abstractions for color buffers: gl_renderbuffer and pipe_surface.
* They'll need to get merged someday...
* For now, they're separate things that point to each other.
*/
#include "GL/xmesa.h"
#include "glxheader.h"
#include "xmesaP.h"
#include "main/context.h"
#include "main/imports.h"
#include "main/macros.h"
#include "pipe/p_context.h"
#include "pipe/p_defines.h"
#include "pipe/p_winsys.h"
#include "pipe/softpipe/sp_context.h"
#include "pipe/softpipe/sp_clear.h"
#include "pipe/softpipe/sp_tile_cache.h"
#include "pipe/softpipe/sp_surface.h"
#include "state_tracker/st_context.h"
/*
* Dithering kernels and lookup tables.
*/
const int xmesa_kernel8[DITH_DY * DITH_DX] = {
0 * MAXC, 8 * MAXC, 2 * MAXC, 10 * MAXC,
12 * MAXC, 4 * MAXC, 14 * MAXC, 6 * MAXC,
3 * MAXC, 11 * MAXC, 1 * MAXC, 9 * MAXC,
15 * MAXC, 7 * MAXC, 13 * MAXC, 5 * MAXC,
};
const int xmesa_kernel1[16] = {
0*47, 9*47, 4*47, 12*47, /* 47 = (255*3)/16 */
6*47, 2*47, 14*47, 8*47,
10*47, 1*47, 5*47, 11*47,
7*47, 13*47, 3*47, 15*47
};
/** XXX unfinished sketch... */
struct pipe_surface *
xmesa_create_front_surface(XMesaVisual vis, Window win)
{
struct xmesa_surface *xms = CALLOC_STRUCT(xmesa_surface);
if (!xms) {
return NULL;
}
xms->display = vis->display;
xms->drawable = win;
xms->surface.format = PIPE_FORMAT_U_A8_R8_G8_B8;
xms->surface.refcount = 1;
#if 0
xms->surface.region = pipe->winsys->region_alloc(pipe->winsys,
1, 0, 0, 0x0);
#endif
return &xms->surface;
}