-/* $Id: xm_api.c,v 1.2 2000/09/26 20:54:13 brianp Exp $ */
-
/*
* Mesa 3-D graphics library
- * Version: 3.3
- *
- * Copyright (C) 1999-2000 Brian Paul All Rights Reserved.
- *
+ * Version: 6.3
+ *
+ * Copyright (C) 1999-2004 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
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
-
/*
* This file contains the implementations of all the XMesa* functions.
*
#include "context.h"
#include "extensions.h"
#include "glthread.h"
+#include "imports.h"
#include "matrix.h"
-#include "mem.h"
-#include "types.h"
-#ifdef HAVE_CONFIG_H
-#include "conf.h"
-#endif
+#include "mtypes.h"
+#include "macros.h"
+#include "texformat.h"
+#include "texobj.h"
+#include "texstore.h"
+#include "swrast/swrast.h"
+#include "swrast_setup/swrast_setup.h"
+#include "array_cache/acache.h"
+#include "tnl/tnl.h"
+#include "tnl/t_context.h"
+#include "tnl/t_pipeline.h"
+#include "drivers/common/driverfuncs.h"
-
-#ifndef GLX_NONE_EXT
-#define GLX_NONE_EXT 0x8000
+#ifdef XFree86Server
+#include <GL/glxtokens.h>
#endif
-
/*
* Global X driver lock
*/
176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191,
192, 193, 194, 195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 207,
208, 209, 210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223
-}
+}
};
/**********************************************************************/
-/*
- * X/Mesa error reporting function:
- */
-static void error( const char *msg )
-{
- if (getenv("MESA_DEBUG"))
- fprintf( stderr, "X/Mesa error: %s\n", msg );
-}
-
-
/*
* Return the host's byte order as LSBFirst or MSBFirst ala X.
*/
* Error handling.
*/
#ifndef XFree86Server
-static int mesaXErrorFlag = 0;
+static volatile int mesaXErrorFlag = 0;
static int mesaHandleXError( XMesaDisplay *dpy, XErrorEvent *event )
{
}
else {
double x = (double) value / (double) max;
- return (GLint) ((GLfloat) max * pow( x, 1.0F/gamma ) + 0.5F);
+ return IROUND_POS((GLfloat) max * _mesa_pow(x, 1.0F/gamma));
}
}
* visinfo - desribes the visual to be used for XImages
* Return: true number of bits per pixel for XImages
*/
-#define GET_BITS_PER_PIXEL(xmv) bits_per_pixel(xmv)
-
#ifdef XFree86Server
static int bits_per_pixel( XMesaVisual xmv )
{
- XMesaVisualInfo visinfo = xmv->visinfo;
- const int depth = visinfo->nplanes;
+ const int depth = xmv->nplanes;
int i;
for (i = 0; i < screenInfo.numPixmapFormats; i++) {
if (screenInfo.formats[i].depth == depth)
#endif
}
}
+
+ _mesa_free_framebuffer_data(&buffer->mesa_buffer);
FREE(buffer);
+
return;
}
/* continue search */
prev = b;
}
/* buffer not found in XMesaBufferList */
- gl_problem(NULL,"free_xmesa_buffer() - buffer not found\n");
+ _mesa_problem(NULL,"free_xmesa_buffer() - buffer not found\n");
}
ZPixmap, NULL, &b->shminfo,
b->width, b->height );
if (b->backimage == NULL) {
- error("alloc_back_buffer: Shared memory error (XShmCreateImage), disabling.");
+ _mesa_warning(NULL, "alloc_back_buffer: Shared memory error (XShmCreateImage), disabling.");
b->shm = 0;
return GL_FALSE;
}
b->shminfo.shmid = shmget( IPC_PRIVATE, b->backimage->bytes_per_line
* b->backimage->height, IPC_CREAT|0777 );
if (b->shminfo.shmid < 0) {
- if (getenv("MESA_DEBUG"))
- perror("alloc_back_buffer");
+ _mesa_warning(NULL, "shmget failed while allocating back buffer");
XDestroyImage( b->backimage );
b->backimage = NULL;
- error("alloc_back_buffer: Shared memory error (shmget), disabling.");
+ _mesa_warning(NULL, "alloc_back_buffer: Shared memory error (shmget), disabling.");
b->shm = 0;
return GL_FALSE;
}
b->shminfo.shmaddr = b->backimage->data
= (char*)shmat( b->shminfo.shmid, 0, 0 );
if (b->shminfo.shmaddr == (char *) -1) {
- if (getenv("MESA_DEBUG"))
- perror("alloc_back_buffer");
+ _mesa_warning(NULL, "shmat() failed while allocating back buffer");
XDestroyImage( b->backimage );
shmctl( b->shminfo.shmid, IPC_RMID, 0 );
b->backimage = NULL;
- error("alloc_back_buffer: Shared memory error (shmat), disabling.");
+ _mesa_warning(NULL, "alloc_back_buffer: Shared memory error (shmat), disabling.");
b->shm = 0;
return GL_FALSE;
}
b->backimage = XMesaCreateImage(b->xm_visual->BitsPerPixel,
b->width, b->height, NULL);
#else
- if (b->shm==0
- || alloc_shm_back_buffer(b)==GL_FALSE
- ) {
+ if (b->shm==0 || alloc_shm_back_buffer(b)==GL_FALSE) {
/* Allocate a regular XImage for the back buffer. */
b->backimage = XCreateImage( b->xm_visual->display,
b->xm_visual->visinfo->visual,
8, 0 ); /* pad, bytes_per_line */
#endif
if (!b->backimage) {
- error("alloc_back_buffer: XCreateImage failed.");
+ _mesa_warning(NULL, "alloc_back_buffer: XCreateImage failed.");
}
b->backimage->data = (char *) MALLOC( b->backimage->height
* b->backimage->bytes_per_line );
if (!b->backimage->data) {
- error("alloc_back_buffer: MALLOC failed.");
+ _mesa_warning(NULL, "alloc_back_buffer: MALLOC failed.");
XMesaDestroyImage( b->backimage );
b->backimage = NULL;
}
subColor.pixel = (unsigned long) bestmatch;
subColor.red = ctable[bestmatch].red;
subColor.green = ctable[bestmatch].green;
- subColor.blue = ctable[bestmatch].blue;
+ subColor.blue = ctable[bestmatch].blue;
subColor.flags = DoRed | DoGreen | DoBlue;
*alloced = 0;
}
prevBuffer = find_xmesa_buffer(v->display, cmap, buffer);
if (prevBuffer &&
- (buffer->xm_visual->gl_visual->RGBAflag ==
- prevBuffer->xm_visual->gl_visual->RGBAflag)) {
+ (buffer->xm_visual->mesa_visual.rgbMode ==
+ prevBuffer->xm_visual->mesa_visual.rgbMode)) {
/* Copy colormap stuff from previous XMesaBuffer which uses same
* X colormap. Do this to avoid time spent in noFaultXAllocColor.
*/
buffer->pixel_to_b[xcol.pixel] = gray;
}
- if (colorsfailed && getenv("MESA_DEBUG")) {
- fprintf( stderr,
+ if (colorsfailed && _mesa_getenv("MESA_DEBUG")) {
+ _mesa_warning(NULL,
"Note: %d out of 256 needed colors do not match exactly.\n",
colorsfailed );
}
}
}
- v->dithered_pf = PF_GRAYSCALE;
- v->undithered_pf = PF_GRAYSCALE;
+ v->dithered_pf = PF_Grayscale;
+ v->undithered_pf = PF_Grayscale;
return GL_TRUE;
}
prevBuffer = find_xmesa_buffer(v->display, cmap, buffer);
if (prevBuffer &&
- (buffer->xm_visual->gl_visual->RGBAflag ==
- prevBuffer->xm_visual->gl_visual->RGBAflag)) {
+ (buffer->xm_visual->mesa_visual.rgbMode ==
+ prevBuffer->xm_visual->mesa_visual.rgbMode)) {
/* Copy colormap stuff from previous, matching XMesaBuffer.
* Do this to avoid time spent in noFaultXAllocColor.
*/
/* Allocate X colors and initialize color_table[], red_table[], etc */
int r, g, b, i;
int colorsfailed = 0;
- for (r = 0; r < _R; r++) {
- for (g = 0; g < _G; g++) {
- for (b = 0; b < _B; b++) {
+ for (r = 0; r < DITH_R; r++) {
+ for (g = 0; g < DITH_G; g++) {
+ for (b = 0; b < DITH_B; b++) {
XMesaColor xcol;
int exact, alloced;
- xcol.red =gamma_adjust(v->RedGamma, r*65535/(_R-1),65535);
- xcol.green=gamma_adjust(v->GreenGamma, g*65535/(_G-1),65535);
- xcol.blue =gamma_adjust(v->BlueGamma, b*65535/(_B-1),65535);
+ xcol.red =gamma_adjust(v->RedGamma, r*65535/(DITH_R-1),65535);
+ xcol.green=gamma_adjust(v->GreenGamma, g*65535/(DITH_G-1),65535);
+ xcol.blue =gamma_adjust(v->BlueGamma, b*65535/(DITH_B-1),65535);
noFaultXAllocColor( client, v->display,
cmap, GET_COLORMAP_SIZE(v),
&xcol, &exact, &alloced );
buffer->alloced_colors[buffer->num_alloced] = xcol.pixel;
buffer->num_alloced++;
}
- i = _MIX( r, g, b );
+ i = DITH_MIX( r, g, b );
assert(i < 576);
buffer->color_table[i] = xcol.pixel;
assert(xcol.pixel < 65536);
- buffer->pixel_to_r[xcol.pixel] = r * 255 / (_R-1);
- buffer->pixel_to_g[xcol.pixel] = g * 255 / (_G-1);
- buffer->pixel_to_b[xcol.pixel] = b * 255 / (_B-1);
+ buffer->pixel_to_r[xcol.pixel] = r * 255 / (DITH_R-1);
+ buffer->pixel_to_g[xcol.pixel] = g * 255 / (DITH_G-1);
+ buffer->pixel_to_b[xcol.pixel] = b * 255 / (DITH_B-1);
}
}
}
- if (colorsfailed && getenv("MESA_DEBUG")) {
- fprintf( stderr,
+ if (colorsfailed && _mesa_getenv("MESA_DEBUG")) {
+ _mesa_warning(NULL,
"Note: %d out of %d needed colors do not match exactly.\n",
- colorsfailed, _R*_G*_B );
+ colorsfailed, DITH_R * DITH_G * DITH_B );
}
}
}
- v->dithered_pf = PF_DITHER;
- v->undithered_pf = PF_LOOKUP;
+ v->dithered_pf = PF_Dither;
+ v->undithered_pf = PF_Lookup;
return GL_TRUE;
}
int i;
double g;
- g = 1.0 / v->RedGamma;
- for (i=0; i<256; i++) {
- GLint red = (GLint) (255.0 * pow( hpcr_rgbTbl[0][i]/255.0, g ) + 0.5);
+ g = 1.0 / v->RedGamma;
+ for (i=0; i<256; i++) {
+ GLint red = IROUND_POS(255.0 * _mesa_pow( hpcr_rgbTbl[0][i]/255.0, g ));
v->hpcr_rgbTbl[0][i] = CLAMP( red, 16, 239 );
}
g = 1.0 / v->GreenGamma;
for (i=0; i<256; i++) {
- GLint green = (GLint) (255.0 * pow( hpcr_rgbTbl[1][i]/255.0, g ) + 0.5);
+ GLint green = IROUND_POS(255.0 * _mesa_pow( hpcr_rgbTbl[1][i]/255.0, g ));
v->hpcr_rgbTbl[1][i] = CLAMP( green, 16, 239 );
}
g = 1.0 / v->BlueGamma;
for (i=0; i<256; i++) {
- GLint blue = (GLint) (255.0 * pow( hpcr_rgbTbl[2][i]/255.0, g ) + 0.5);
+ GLint blue = IROUND_POS(255.0 * _mesa_pow( hpcr_rgbTbl[2][i]/255.0, g ));
v->hpcr_rgbTbl[2][i] = CLAMP( blue, 32, 223 );
}
v->undithered_pf = PF_HPCR; /* can't really disable dithering for now */
/* which method should I use to clear */
/* GL_FALSE: keep the ordinary method */
/* GL_TRUE : clear with dither pattern */
- v->hpcr_clear_flag = getenv("MESA_HPCR_CLEAR") ? GL_TRUE : GL_FALSE;
+ v->hpcr_clear_flag = _mesa_getenv("MESA_HPCR_CLEAR") ? GL_TRUE : GL_FALSE;
if (v->hpcr_clear_flag) {
v->hpcr_clear_pixmap = XMesaCreatePixmap(v->display,
* Setup RGB rendering for a window with a True/DirectColor visual.
*/
static void setup_truecolor( XMesaVisual v, XMesaBuffer buffer,
- XMesaWindow window, XMesaColormap cmap )
+ XMesaColormap cmap )
{
unsigned long rmask, gmask, bmask;
(void) buffer;
- (void) window;
(void) cmap;
/* Compute red multiplier (mask) and bit shift */
GLint rBits = bitcount(rmask);
GLint gBits = bitcount(gmask);
GLint bBits = bitcount(bmask);
- GLint minBits;
+ GLint maxBits;
GLuint i;
/* convert pixel components in [0,_mask] to RGB values in [0,255] */
}
/* setup dithering kernel */
- minBits = rBits;
- if (gBits < minBits) minBits = gBits;
- if (bBits < minBits) minBits = bBits;
+ maxBits = rBits;
+ if (gBits > maxBits) maxBits = gBits;
+ if (bBits > maxBits) maxBits = bBits;
for (i=0;i<16;i++) {
- v->Kernel[i] = kernel[i] >> minBits;
+ v->Kernel[i] = kernel[i] >> maxBits;
}
- v->undithered_pf = PF_TRUECOLOR;
- v->dithered_pf = (GET_VISUAL_DEPTH(v)<24) ? PF_TRUEDITHER : PF_TRUECOLOR;
+ v->undithered_pf = PF_Truecolor;
+ v->dithered_pf = (GET_VISUAL_DEPTH(v)<24) ? PF_Dither_True : PF_Truecolor;
}
/*
&& v->RedGamma==1.0 && v->GreenGamma==1.0 && v->BlueGamma==1.0) {
/* 5-6-5 color weight on common PC VGA boards */
v->undithered_pf = PF_5R6G5B;
- v->dithered_pf = PF_DITHER_5R6G5B;
+ v->dithered_pf = PF_Dither_5R6G5B;
}
else if (GET_REDMASK(v) ==0xe0
&& GET_GREENMASK(v)==0x1c
static void setup_monochrome( XMesaVisual v, XMesaBuffer b )
{
(void) b;
- v->dithered_pf = v->undithered_pf = PF_1BIT;
+ v->dithered_pf = v->undithered_pf = PF_1Bit;
/* if black=1 then we must flip pixel values */
v->bitFlip = (GET_BLACK_PIXEL(v) != 0);
}
XMesaBuffer b,
GLboolean rgb_flag,
XMesaDrawable window,
- XMesaColormap cmap
- )
+ XMesaColormap cmap )
{
#ifndef XFree86Server
XGCValues gcvalues;
}
/* Save true bits/pixel */
- v->BitsPerPixel = GET_BITS_PER_PIXEL(v);
+ v->BitsPerPixel = bits_per_pixel(v);
assert(v->BitsPerPixel > 0);
* Even if the visual is TrueColor or DirectColor we treat it as
* being color indexed. This is weird but might be useful to someone.
*/
- v->dithered_pf = v->undithered_pf = PF_INDEX;
- v->index_bits = GET_VISUAL_DEPTH(v);
+ v->dithered_pf = v->undithered_pf = PF_Index;
+ v->mesa_visual.indexBits = GET_VISUAL_DEPTH(v);
}
else {
/* RGB WINDOW:
* We support RGB rendering into almost any kind of visual.
*/
- int xclass;
- xclass = GET_VISUAL_CLASS(v);
- if (xclass==TrueColor || xclass==DirectColor) {
- setup_truecolor( v, b, (XMesaWindow)window, cmap );
+ const int xclass = v->mesa_visual.visualType;
+ if (xclass==GLX_TRUE_COLOR || xclass==GLX_DIRECT_COLOR) {
+ setup_truecolor( v, b, cmap );
}
- else if (xclass==StaticGray && GET_VISUAL_DEPTH(v)==1) {
+ else if (xclass==GLX_STATIC_GRAY && GET_VISUAL_DEPTH(v)==1) {
setup_monochrome( v, b );
}
- else if (xclass==GrayScale || xclass==StaticGray) {
+ else if (xclass==GLX_GRAY_SCALE || xclass==GLX_STATIC_GRAY) {
if (!setup_grayscale( client, v, b, cmap )) {
return GL_FALSE;
}
}
- else if ((xclass==PseudoColor || xclass==StaticColor)
+ else if ((xclass==GLX_PSEUDO_COLOR || xclass==GLX_STATIC_COLOR)
&& GET_VISUAL_DEPTH(v)>=4 && GET_VISUAL_DEPTH(v)<=16) {
if (!setup_dithered_color( client, v, b, cmap )) {
return GL_FALSE;
}
}
else {
- error("XMesa: RGB mode rendering not supported in given visual.");
+ _mesa_warning(NULL, "XMesa: RGB mode rendering not supported in given visual.");
return GL_FALSE;
}
- v->index_bits = 0;
+ v->mesa_visual.indexBits = 0;
- if (getenv("MESA_NO_DITHER")) {
+ if (_mesa_getenv("MESA_NO_DITHER")) {
v->dithered_pf = v->undithered_pf;
}
}
* which can help Brian figure out what's going on when a user
* reports bugs.
*/
- if (getenv("MESA_INFO")) {
- fprintf(stderr, "X/Mesa visual = %p\n", v);
- fprintf(stderr, "X/Mesa dithered pf = %u\n", v->dithered_pf);
- fprintf(stderr, "X/Mesa undithered pf = %u\n", v->undithered_pf);
- fprintf(stderr, "X/Mesa level = %d\n", v->level);
- fprintf(stderr, "X/Mesa depth = %d\n", GET_VISUAL_DEPTH(v));
- fprintf(stderr, "X/Mesa bits per pixel = %d\n", v->BitsPerPixel);
+ if (_mesa_getenv("MESA_INFO")) {
+ _mesa_printf("X/Mesa visual = %p\n", (void *) v);
+ _mesa_printf("X/Mesa dithered pf = %u\n", v->dithered_pf);
+ _mesa_printf("X/Mesa undithered pf = %u\n", v->undithered_pf);
+ _mesa_printf("X/Mesa level = %d\n", v->mesa_visual.level);
+ _mesa_printf("X/Mesa depth = %d\n", GET_VISUAL_DEPTH(v));
+ _mesa_printf("X/Mesa bits per pixel = %d\n", v->BitsPerPixel);
}
if (b && window) {
b->frontbuffer = window;
- assert( v->gl_visual );
-
/* Setup for single/double buffering */
- if (v->gl_visual->DBflag) {
+ if (v->mesa_visual.doubleBufferMode) {
/* Double buffered */
#ifndef XFree86Server
b->shm = check_for_xshm( v->display );
/* X11 graphics contexts */
#ifdef XFree86Server
- b->gc1 = CreateScratchGC(v->display, window->depth);
- b->gc2 = CreateScratchGC(v->display, window->depth);
+ b->gc = CreateScratchGC(v->display, window->depth);
#else
- b->gc1 = XCreateGC( v->display, window, 0, NULL );
- b->gc2 = XCreateGC( v->display, window, 0, NULL );
+ b->gc = XCreateGC( v->display, window, 0, NULL );
#endif
- XMesaSetFunction( v->display, b->gc1, GXcopy );
- XMesaSetFunction( v->display, b->gc2, GXcopy );
+ XMesaSetFunction( v->display, b->gc, GXcopy );
+
+ /* cleargc - for glClear() */
+#ifdef XFree86Server
+ b->cleargc = CreateScratchGC(v->display, window->depth);
+#else
+ b->cleargc = XCreateGC( v->display, window, 0, NULL );
+#endif
+ XMesaSetFunction( v->display, b->cleargc, GXcopy );
/*
* Don't generate Graphics Expose/NoExpose events in swapbuffers().
* Patch contributed by Michael Pichler May 15, 1995.
*/
#ifdef XFree86Server
- b->cleargc = CreateScratchGC(v->display, window->depth);
+ b->swapgc = CreateScratchGC(v->display, window->depth);
{
CARD32 v[1];
v[0] = FALSE;
- dixChangeGC(NullClient, b->cleargc, GCGraphicsExposures, v, NULL);
+ dixChangeGC(NullClient, b->swapgc, GCGraphicsExposures, v, NULL);
}
#else
gcvalues.graphics_exposures = False;
- b->cleargc = XCreateGC( v->display, window,
+ b->swapgc = XCreateGC( v->display, window,
GCGraphicsExposures, &gcvalues);
#endif
- XMesaSetFunction( v->display, b->cleargc, GXcopy );
+ XMesaSetFunction( v->display, b->swapgc, GXcopy );
/*
* Set fill style and tile pixmap once for all for HPCR stuff
* (instead of doing it each time in clear_color_HPCR_pixmap())
32, /*bitmap_pad*/
0 /*bytes_per_line*/ );
#endif
+ if (!b->rowimage)
+ return GL_FALSE;
}
return GL_TRUE;
GLuint pixelFormat)
{
switch (pixelFormat) {
- case PF_INDEX:
+ case PF_Index:
return 0;
- case PF_TRUECOLOR:
+ case PF_Truecolor:
{
unsigned long p;
PACK_TRUECOLOR( p, r, g, b );
return PACK_8R8G8B( r, g, b );
case PF_5R6G5B:
return PACK_5R6G5B( r, g, b );
- case PF_DITHER:
+ case PF_Dither:
{
DITHER_SETUP;
return DITHER( 1, 0, r, g, b );
}
- case PF_1BIT:
+ case PF_1Bit:
/* 382 = (3*255)/2 */
return ((r+g+b) > 382) ^ xmesa->xm_visual->bitFlip;
case PF_HPCR:
return DITHER_HPCR(1, 1, r, g, b);
- case PF_LOOKUP:
+ case PF_Lookup:
{
LOOKUP_SETUP;
return LOOKUP( r, g, b );
}
- case PF_GRAYSCALE:
+ case PF_Grayscale:
return GRAY_RGB( r, g, b );
- case PF_TRUEDITHER:
+ case PF_Dither_True:
/* fall through */
- case PF_DITHER_5R6G5B:
+ case PF_Dither_5R6G5B:
{
unsigned long p;
PACK_TRUEDITHER(p, 1, 0, r, g, b);
return p;
}
default:
- gl_problem(NULL, "Bad pixel format in xmesa_color_to_pixel");
+ _mesa_problem(NULL, "Bad pixel format in xmesa_color_to_pixel");
}
return 0;
}
+#define NUM_VISUAL_TYPES 6
+
+/**
+ * Convert an X visual type to a GLX visual type.
+ *
+ * \param visualType X visual type (i.e., \c TrueColor, \c StaticGray, etc.)
+ * to be converted.
+ * \return If \c visualType is a valid X visual type, a GLX visual type will
+ * be returned. Otherwise \c GLX_NONE will be returned.
+ *
+ * \note
+ * This code was lifted directly from lib/GL/glx/glcontextmodes.c in the
+ * DRI CVS tree.
+ */
+static GLint
+xmesa_convert_from_x_visual_type( int visualType )
+{
+ static const int glx_visual_types[ NUM_VISUAL_TYPES ] = {
+ GLX_STATIC_GRAY, GLX_GRAY_SCALE,
+ GLX_STATIC_COLOR, GLX_PSEUDO_COLOR,
+ GLX_TRUE_COLOR, GLX_DIRECT_COLOR
+ };
+
+ return ( (unsigned) visualType < NUM_VISUAL_TYPES )
+ ? glx_visual_types[ visualType ] : GLX_NONE;
+}
+
+
/**********************************************************************/
/***** Public Functions *****/
/**********************************************************************/
* accum_alpha_size - requested bits/alpha accum values, or zero
* num_samples - number of samples/pixel if multisampling, or zero
* level - visual level, usually 0
- * visualCaveat - ala the GLX extension, usually GLX_NONE_EXT
+ * visualCaveat - ala the GLX extension, usually GLX_NONE
* Return; a new XMesaVisual or 0 if error.
*/
XMesaVisual XMesaCreateVisual( XMesaDisplay *display,
GLint red_bits, green_bits, blue_bits, alpha_bits;
/* For debugging only */
- if (getenv("MESA_XSYNC")) {
+ if (_mesa_getenv("MESA_XSYNC")) {
/* This makes debugging X easier.
* In your debugger, set a breakpoint on _XError to stop when an
* X protocol error is generated.
* the struct but we may need some of the information contained in it
* at a later time.
*/
-#ifdef XFree86Server
- v->visinfo = visinfo;
-#else
+#ifndef XFree86Server
v->visinfo = (XVisualInfo *) MALLOC(sizeof(*visinfo));
if(!v->visinfo) {
FREE(v);
return NULL;
}
MEMCPY(v->visinfo, visinfo, sizeof(*visinfo));
-
- /* Save a copy of the pointer now so we can find this visual again
- * if we need to search for it in find_glx_visual().
- */
- v->vishandle = visinfo;
-#endif
-
-#ifdef XFree86Server
- /* Initialize the depth of the screen */
- {
- PixmapFormatRec *format;
-
- for (format = screenInfo.formats;
- format->depth != display->rootDepth;
- format++)
- ;
- v->screen_depth = format->bitsPerPixel;
- }
#endif
/* check for MESA_GAMMA environment variable */
- gamma = getenv("MESA_GAMMA");
+ gamma = _mesa_getenv("MESA_GAMMA");
if (gamma) {
v->RedGamma = v->GreenGamma = v->BlueGamma = 0.0;
sscanf( gamma, "%f %f %f", &v->RedGamma, &v->GreenGamma, &v->BlueGamma );
}
v->ximage_flag = ximage_flag;
- v->level = level;
- v->VisualCaveat = visualCaveat;
+
+#ifdef XFree86Server
+ /* We could calculate these values by ourselves. nplanes is either the sum
+ * of the red, green, and blue bits or the number index bits.
+ * ColormapEntries is either (1U << index_bits) or
+ * (1U << max(redBits, greenBits, blueBits)).
+ */
+ v->nplanes = visinfo->nplanes;
+ v->ColormapEntries = visinfo->ColormapEntries;
+
+ v->mesa_visual.redMask = visinfo->redMask;
+ v->mesa_visual.greenMask = visinfo->greenMask;
+ v->mesa_visual.blueMask = visinfo->blueMask;
+ v->mesa_visual.visualID = visinfo->vid;
+ v->mesa_visual.screen = 0; /* FIXME: What should be done here? */
+#else
+ v->mesa_visual.redMask = visinfo->red_mask;
+ v->mesa_visual.greenMask = visinfo->green_mask;
+ v->mesa_visual.blueMask = visinfo->blue_mask;
+ v->mesa_visual.visualID = visinfo->visualid;
+ v->mesa_visual.screen = visinfo->screen;
+#endif
+
+#if defined(XFree86Server) || !(defined(__cplusplus) || defined(c_plusplus))
+ v->mesa_visual.visualType = xmesa_convert_from_x_visual_type(visinfo->class);
+#else
+ v->mesa_visual.visualType = xmesa_convert_from_x_visual_type(visinfo->c_class);
+#endif
+
+ v->mesa_visual.visualRating = visualCaveat;
(void) initialize_visual_and_buffer( 0, v, NULL, rgb_flag, 0, 0 );
{
- int xclass;
- xclass = GET_VISUAL_CLASS(v);
- if (xclass==TrueColor || xclass==DirectColor) {
+ const int xclass = v->mesa_visual.visualType;
+ if (xclass==GLX_TRUE_COLOR || xclass==GLX_DIRECT_COLOR) {
red_bits = bitcount(GET_REDMASK(v));
green_bits = bitcount(GET_GREENMASK(v));
blue_bits = bitcount(GET_BLUEMASK(v));
if (alpha_flag && alpha_bits == 0)
alpha_bits = 8;
- v->gl_visual = _mesa_create_visual( rgb_flag, db_flag, stereo_flag,
- red_bits, green_bits,
- blue_bits, alpha_bits,
- v->index_bits,
- depth_size,
- stencil_size,
- accum_red_size, accum_green_size,
- accum_blue_size, accum_alpha_size,
- 0 );
- if (!v->gl_visual) {
-#ifndef XFree86Server
- FREE(v->visinfo);
-#endif
- FREE(v);
- return NULL;
- }
-
+ _mesa_initialize_visual( &v->mesa_visual,
+ rgb_flag, db_flag, stereo_flag,
+ red_bits, green_bits,
+ blue_bits, alpha_bits,
+ v->mesa_visual.indexBits,
+ depth_size,
+ stencil_size,
+ accum_red_size, accum_green_size,
+ accum_blue_size, accum_alpha_size,
+ 0 );
+
+ /* XXX minor hack */
+ v->mesa_visual.level = level;
return v;
}
void XMesaDestroyVisual( XMesaVisual v )
{
- _mesa_destroy_visual( v->gl_visual );
#ifndef XFree86Server
FREE(v->visinfo);
#endif
-/*
+/**
* Create a new XMesaContext.
- * Input: v - XMesaVisual
- * share_list - another XMesaContext with which to share display
- * lists or NULL if no sharing is wanted.
- * Return: an XMesaContext or NULL if error.
+ * \param v the XMesaVisual
+ * \param share_list another XMesaContext with which to share display
+ * lists or NULL if no sharing is wanted.
+ * \return an XMesaContext or NULL if error.
*/
XMesaContext XMesaCreateContext( XMesaVisual v, XMesaContext share_list )
{
- XMesaContext c;
- GLboolean direct = GL_TRUE; /* XXXX */
- /* NOT_DONE: should this be GL_FALSE??? */
static GLboolean firstTime = GL_TRUE;
+ XMesaContext c;
+ GLcontext *mesaCtx;
+ struct dd_function_table functions;
+ TNLcontext *tnl;
if (firstTime) {
_glthread_INIT_MUTEX(_xmesa_lock);
firstTime = GL_FALSE;
}
+ /* Note: the XMesaContext contains a Mesa GLcontext struct (inheritance) */
c = (XMesaContext) CALLOC_STRUCT(xmesa_context);
- if (!c) {
+ if (!c)
return NULL;
- }
- c->gl_ctx = _mesa_create_context( v->gl_visual,
- share_list ? share_list->gl_ctx : (GLcontext *) NULL,
- (void *) c, direct );
- if (!c->gl_ctx) {
+ mesaCtx = &(c->mesa);
+
+ /* initialize with default driver functions, then plug in XMesa funcs */
+ _mesa_init_driver_functions(&functions);
+ xmesa_init_driver_functions(v, &functions);
+ if (!_mesa_initialize_context(mesaCtx, &v->mesa_visual,
+ share_list ? &(share_list->mesa) : (GLcontext *) NULL,
+ &functions, (void *) c)) {
FREE(c);
return NULL;
}
- gl_extensions_enable(c->gl_ctx, "GL_HP_occlusion_test");
- gl_extensions_enable(c->gl_ctx, "GL_ARB_texture_cube_map");
- gl_extensions_enable(c->gl_ctx, "GL_EXT_texture_env_combine");
-
- if (CHECK_BYTE_ORDER(v)) {
- c->swapbytes = GL_FALSE;
- }
- else {
- c->swapbytes = GL_TRUE;
- }
+ _mesa_enable_sw_extensions(mesaCtx);
+ _mesa_enable_1_3_extensions(mesaCtx);
+ _mesa_enable_1_4_extensions(mesaCtx);
+ _mesa_enable_1_5_extensions(mesaCtx);
+ _mesa_enable_2_0_extensions(mesaCtx);
+#if SWTC
+ if (c->Mesa_DXTn) {
+ _mesa_enable_extension(c, "GL_EXT_texture_compression_s3tc");
+ _mesa_enable_extension(c, "GL_S3_s3tc");
+ }
+ _mesa_enable_extension(c, "GL_3DFX_texture_compression_FXT1");
+#endif
+ /* finish up xmesa context initializations */
+ c->swapbytes = CHECK_BYTE_ORDER(v) ? GL_FALSE : GL_TRUE;
c->xm_visual = v;
+ c->xm_draw_buffer = NULL; /* set later by XMesaMakeCurrent */
+ c->xm_read_buffer = NULL; /* set later by XMesaMakeCurrent */
c->xm_buffer = NULL; /* set later by XMesaMakeCurrent */
c->display = v->display;
c->pixelformat = v->dithered_pf; /* Dithering is enabled by default */
- c->gl_ctx->Driver.UpdateState = xmesa_update_state;
-
-#if defined(GLX_DIRECT_RENDERING) && !defined(XFree86Server)
- c->driContextPriv = driContextPriv;
-#endif
+ /* Initialize the software rasterizer and helper modules.
+ */
+ if (!_swrast_CreateContext( mesaCtx ) ||
+ !_ac_CreateContext( mesaCtx ) ||
+ !_tnl_CreateContext( mesaCtx ) ||
+ !_swsetup_CreateContext( mesaCtx )) {
+ _mesa_free_context_data(&c->mesa);
+ _mesa_free(c);
+ return NULL;
+ }
- /* Run the config file */
- _mesa_context_initialize( c->gl_ctx );
+ /* tnl setup */
+ tnl = TNL_CONTEXT(mesaCtx);
+ tnl->Driver.RunPipeline = _tnl_run_pipeline;
+ /* swrast setup */
+ xmesa_register_swrast_functions( mesaCtx );
+ _swsetup_Wakeup(mesaCtx);
return c;
}
-
void XMesaDestroyContext( XMesaContext c )
{
+ GLcontext *mesaCtx = &c->mesa;
#ifdef FX
- if (c->xm_buffer && c->xm_buffer->FXctx)
- fxMesaDestroyContext(c->xm_buffer->FXctx);
-#endif
- if (c->gl_ctx)
- _mesa_destroy_context( c->gl_ctx );
-
- /* Disassociate old buffer with this context */
- if (c->xm_buffer)
- c->xm_buffer->xm_context = NULL;
-
- /* Destroy any buffers which are using this context. If we don't
- * we may have dangling references. Hmm, maybe we should just
- * set the buffer's context pointer to NULL instead of deleting it?
- * Let's see if we get any bug reports...
- * This contributed by Doug Rabson <dfr@calcaphon.com>
- */
- {
- XMesaBuffer b, next;
- for (b = XMesaBufferList; b; b = next) {
- next = b->Next;
- if (!b->pixmap_flag) {
-#ifndef XFree86Server
- XSync(b->display, False);
+ if (c->xm_draw_buffer && c->xm_buffer->FXctx)
+ fxMesaDestroyContext(c->xm_draw_buffer->FXctx);
#endif
- if (b->xm_context == c) {
- /* found a context created for this context */
- XMesaDestroyBuffer( b );
- }
- }
- }
- }
-
- FREE( c );
+ _swsetup_DestroyContext( mesaCtx );
+ _swrast_DestroyContext( mesaCtx );
+ _tnl_DestroyContext( mesaCtx );
+ _ac_DestroyContext( mesaCtx );
+ _mesa_free_context_data( mesaCtx );
+ _mesa_free( c );
}
if (GET_VISUAL_DEPTH(v) != attr.depth) {
#endif
- if (getenv("MESA_DEBUG")) {
- fprintf(stderr, "XMesaCreateWindowBuffer: depth mismatch between visual and window!\n");
- }
+ _mesa_warning(NULL, "XMesaCreateWindowBuffer: depth mismatch between visual and window!\n");
return NULL;
}
- b->xm_context = NULL; /* Associate no context with this buffer */
-
b->xm_visual = v;
- b->pixmap_flag = GL_FALSE;
+ b->type = WINDOW;
b->display = v->display;
#ifdef XFree86Server
b->cmap = (ColormapPtr)LookupIDByType(wColormap(w), RT_COLORMAP);
b->cmap = attr.colormap;
}
else {
- if (getenv("MESA_DEBUG")) {
- fprintf(stderr, "Window %u has no colormap!\n", (unsigned int) w);
- }
+ _mesa_warning(NULL, "Window %u has no colormap!\n", (unsigned int) w);
/* this is weird, a window w/out a colormap!? */
/* OK, let's just allocate a new one and hope for the best */
b->cmap = XCreateColormap(v->display, w, attr.visual, AllocNone);
#endif
/* determine back buffer implementation */
- if (v->gl_visual->DBflag) {
+ if (v->mesa_visual.doubleBufferMode) {
if (v->ximage_flag) {
b->db_state = BACK_XIMAGE;
}
b->db_state = 0;
}
- b->gl_buffer = _mesa_create_framebuffer( v->gl_visual,
- v->gl_visual->DepthBits > 0,
- v->gl_visual->StencilBits > 0,
- v->gl_visual->AccumRedBits > 0,
- v->gl_visual->AlphaBits > 0 );
- if (!b->gl_buffer) {
- free_xmesa_buffer(client, b);
- return NULL;
- }
+ _mesa_initialize_framebuffer(&b->mesa_buffer,
+ &v->mesa_visual,
+ v->mesa_visual.depthBits > 0,
+ v->mesa_visual.stencilBits > 0,
+ v->mesa_visual.accumRedBits > 0,
+ v->mesa_visual.alphaBits > 0 );
+ /* XXX hack */
+ b->mesa_buffer.UseSoftwareAuxBuffers = GL_TRUE;
- if (!initialize_visual_and_buffer( client, v, b, v->gl_visual->RGBAflag,
+ if (!initialize_visual_and_buffer( client, v, b, v->mesa_visual.rgbMode,
(XMesaDrawable)w, b->cmap )) {
- _mesa_destroy_framebuffer( b->gl_buffer );
free_xmesa_buffer(client, b);
return NULL;
}
#ifdef FX
- fxEnvVar = getenv("MESA_GLX_FX");
+ fxEnvVar = _mesa_getenv("MESA_GLX_FX");
if (fxEnvVar) {
if (fxEnvVar[0]!='d') {
int attribs[100];
int numAttribs = 0;
int hw;
- if (v->gl_visual->DepthBits > 0) {
+ if (v->mesa_visual.depthBits > 0) {
attribs[numAttribs++] = FXMESA_DEPTH_SIZE;
- attribs[numAttribs++] = 1;
+ attribs[numAttribs++] = v->mesa_visual.depthBits;
}
- if (v->gl_visual->DBflag) {
+ if (v->mesa_visual.doubleBufferMode) {
attribs[numAttribs++] = FXMESA_DOUBLEBUFFER;
}
- if (v->gl_visual->AccumRedBits > 0) {
+ if (v->mesa_visual.accumRedBits > 0) {
attribs[numAttribs++] = FXMESA_ACCUM_SIZE;
- attribs[numAttribs++] = v->gl_visual->AccumRedBits;
+ attribs[numAttribs++] = v->mesa_visual.accumRedBits;
}
- if (v->gl_visual->StencilBits > 0) {
+ if (v->mesa_visual.stencilBits > 0) {
attribs[numAttribs++] = FXMESA_STENCIL_SIZE;
- attribs[numAttribs++] = v->gl_visual->StencilBits;
+ attribs[numAttribs++] = v->mesa_visual.stencilBits;
}
- if (v->gl_visual->AlphaBits > 0) {
+ if (v->mesa_visual.alphaBits > 0) {
attribs[numAttribs++] = FXMESA_ALPHA_SIZE;
- attribs[numAttribs++] = 1;
+ attribs[numAttribs++] = v->mesa_visual.alphaBits;
}
- if (c->gl_ctx) {
-#define FXMESA_SHARE_CONTEXT 990099 /* keep in sync with fxapi.c! */
+ if (1) {
attribs[numAttribs++] = FXMESA_SHARE_CONTEXT;
- attribs[numAttribs++] = (int) c->gl_ctx;
+ attribs[numAttribs++] = (int) &(c->mesa);
}
attribs[numAttribs++] = FXMESA_NONE;
-
- if ((hw = fxQueryHardware())==GR_SSTTYPE_VOODOO) {
+
+ /* [dBorca] we should take an envvar for `fxMesaSelectCurrentBoard'!!! */
+ hw = fxMesaSelectCurrentBoard(0);
+ if ((hw == GR_SSTTYPE_VOODOO) || (hw == GR_SSTTYPE_Voodoo2)) {
b->FXctx = fxMesaCreateBestContext(0, b->width, b->height, attribs);
- if ((v->undithered_pf!=PF_INDEX) && (b->backimage)) {
+ if ((v->undithered_pf!=PF_Index) && (b->backimage)) {
b->FXisHackUsable = b->FXctx ? GL_TRUE : GL_FALSE;
- if (fxEnvVar[0]=='w' || fxEnvVar[0]=='W')
- b->FXwindowHack = b->FXctx ? GL_TRUE : GL_FALSE;
- else
+ if (b->FXctx && (fxEnvVar[0]=='w' || fxEnvVar[0]=='W')) {
+ b->FXwindowHack = GL_TRUE;
+ FX_grSstControl(GR_CONTROL_DEACTIVATE);
+ }
+ else {
b->FXwindowHack = GL_FALSE;
+ }
}
}
else {
}
}
else {
- fprintf(stderr,"WARNING: This Mesa Library includes the Glide driver but\n");
- fprintf(stderr," you have not defined the MESA_GLX_FX env. var.\n");
- fprintf(stderr," (check the README.3DFX file for more information).\n\n");
- fprintf(stderr," you can disable this message with a 'export MESA_GLX_FX=disable'.\n");
+ _mesa_warning(NULL, "WARNING: This Mesa Library includes the Glide driver but\n");
+ _mesa_warning(NULL, " you have not defined the MESA_GLX_FX env. var.\n");
+ _mesa_warning(NULL, " (check the README.3DFX file for more information).\n\n");
+ _mesa_warning(NULL, " you can disable this message with a 'export MESA_GLX_FX=disable'.\n");
}
#endif
-#if defined(GLX_DIRECT_RENDERING) && !defined(XFree86Server)
- b->driDrawPriv = driDrawPriv;
-#endif
-
return b;
}
}
-/*
+/**
* Create a new XMesaBuffer from an X pixmap.
- * Input: v - the XMesaVisual
- * p - the pixmap
- * cmap - the colormap, may be 0 if using a TrueColor or DirectColor
- * visual for the pixmap
- * Return: new XMesaBuffer or NULL if error
+ *
+ * \param v the XMesaVisual
+ * \param p the pixmap
+ * \param cmap the colormap, may be 0 if using a \c GLX_TRUE_COLOR or
+ * \c GLX_DIRECT_COLOR visual for the pixmap
+ * \returns new XMesaBuffer or NULL if error
*/
XMesaBuffer XMesaCreatePixmapBuffer( XMesaVisual v,
XMesaPixmap p, XMesaColormap cmap )
assert(v);
- b->xm_context = NULL; /* Associate no context with this buffer */
-
b->xm_visual = v;
- b->pixmap_flag = GL_TRUE;
+ b->type = PIXMAP;
b->display = v->display;
b->cmap = cmap;
/* determine back buffer implementation */
- if (v->gl_visual->DBflag) {
+ if (v->mesa_visual.doubleBufferMode) {
if (v->ximage_flag) {
b->db_state = BACK_XIMAGE;
}
b->db_state = 0;
}
- b->gl_buffer = _mesa_create_framebuffer( v->gl_visual,
- v->gl_visual->DepthBits > 0,
- v->gl_visual->StencilBits > 0,
- v->gl_visual->AccumRedBits +
- v->gl_visual->AccumGreenBits +
- v->gl_visual->AccumBlueBits > 0,
- v->gl_visual->AlphaBits > 0 );
- if (!b->gl_buffer) {
+ _mesa_initialize_framebuffer(&b->mesa_buffer,
+ &v->mesa_visual,
+ v->mesa_visual.depthBits > 0,
+ v->mesa_visual.stencilBits > 0,
+ v->mesa_visual.accumRedBits +
+ v->mesa_visual.accumGreenBits +
+ v->mesa_visual.accumBlueBits > 0,
+ v->mesa_visual.alphaBits > 0 );
+
+ if (!initialize_visual_and_buffer(client, v, b, v->mesa_visual.rgbMode,
+ (XMesaDrawable)p, cmap)) {
free_xmesa_buffer(client, b);
return NULL;
}
- if (!initialize_visual_and_buffer(client, v, b, v->gl_visual->RGBAflag,
- (XMesaDrawable)p, cmap)) {
- _mesa_destroy_framebuffer( b->gl_buffer );
- free_xmesa_buffer(client, b);
+ return b;
+}
+
+
+
+XMesaBuffer XMesaCreatePBuffer( XMesaVisual v, XMesaColormap cmap,
+ unsigned int width, unsigned int height )
+{
+#ifdef XFree86Server
+ return 0;
+#else
+ int client = 0;
+ XMesaWindow root;
+ XMesaDrawable drawable; /* X Pixmap Drawable */
+ XMesaBuffer b = alloc_xmesa_buffer();
+ if (!b) {
return NULL;
}
-#if defined(GLX_DIRECT_RENDERING) && !defined(XFree86Server)
- b->driDrawPriv = driDrawPriv;
-#endif
+ b->xm_visual = v;
+ b->type = PBUFFER;
+ b->display = v->display;
+ b->cmap = cmap;
+
+ /* allocate pixmap for front buffer */
+ root = RootWindow( v->display, v->visinfo->screen );
+ drawable = XCreatePixmap( v->display, root, width, height, v->visinfo->depth );
+
+ /* determine back buffer implementation */
+ if (v->mesa_visual.doubleBufferMode) {
+ if (v->ximage_flag) {
+ b->db_state = BACK_XIMAGE;
+ }
+ else {
+ b->db_state = BACK_PIXMAP;
+ }
+ }
+ else {
+ b->db_state = 0;
+ }
+
+ _mesa_initialize_framebuffer(&b->mesa_buffer,
+ &v->mesa_visual,
+ v->mesa_visual.depthBits > 0,
+ v->mesa_visual.stencilBits > 0,
+ v->mesa_visual.accumRedBits +
+ v->mesa_visual.accumGreenBits +
+ v->mesa_visual.accumBlueBits > 0,
+ v->mesa_visual.alphaBits > 0 );
+
+ if (!initialize_visual_and_buffer(client, v, b, v->mesa_visual.rgbMode,
+ drawable, cmap)) {
+ free_xmesa_buffer(client, b);
+ return NULL;
+ }
return b;
+#endif
}
client = CLIENT_ID(b->frontbuffer->id);
#endif
- if (b->gc1) XMesaFreeGC( b->xm_visual->display, b->gc1 );
- if (b->gc2) XMesaFreeGC( b->xm_visual->display, b->gc2 );
+ if (b->gc) XMesaFreeGC( b->xm_visual->display, b->gc );
if (b->cleargc) XMesaFreeGC( b->xm_visual->display, b->cleargc );
+ if (b->swapgc) XMesaFreeGC( b->xm_visual->display, b->swapgc );
if (b->backimage) {
#if defined(USE_XSHM) && !defined(XFree86Server)
XMesaDestroyImage( b->rowimage );
}
- if (b->xm_context)
- b->xm_context->xm_buffer = NULL;
-
- _mesa_destroy_framebuffer( b->gl_buffer );
free_xmesa_buffer(client, b);
}
if (drawBuffer->FXctx) {
fxMesaMakeCurrent(drawBuffer->FXctx);
- /* Disassociate old buffer from this context */
- if (c->xm_buffer)
- c->xm_buffer->xm_context = NULL;
-
- /* Associate the context with this buffer */
- drawBuffer->xm_context = c;
-
- c->xm_buffer = drawBuffer;
+ c->xm_draw_buffer = drawBuffer;
c->xm_read_buffer = readBuffer;
- c->use_read_buffer = (drawBuffer != readBuffer);
+ c->xm_buffer = drawBuffer;
return GL_TRUE;
}
#endif
- if (c->gl_ctx == _mesa_get_current_context()
- && c->xm_buffer == drawBuffer
+ if (&(c->mesa) == _mesa_get_current_context()
+ && c->xm_draw_buffer == drawBuffer
&& c->xm_read_buffer == readBuffer
- && c->xm_buffer->wasCurrent) {
+ && c->xm_draw_buffer->wasCurrent) {
/* same context and buffer, do nothing */
return GL_TRUE;
}
- /* Disassociate old buffer with this context */
- if (c->xm_buffer)
- c->xm_buffer->xm_context = NULL;
- drawBuffer->xm_context = c; /* Associate the context with this buffer */
-
- c->xm_buffer = drawBuffer;
+ c->xm_draw_buffer = drawBuffer;
c->xm_read_buffer = readBuffer;
- c->use_read_buffer = (drawBuffer != readBuffer);
+ c->xm_buffer = drawBuffer;
- _mesa_make_current2(c->gl_ctx, drawBuffer->gl_buffer, readBuffer->gl_buffer);
+ _mesa_make_current2(&(c->mesa),
+ &drawBuffer->mesa_buffer,
+ &readBuffer->mesa_buffer);
- if (c->gl_ctx->Viewport.Width == 0) {
+ if (c->mesa.Viewport.Width == 0) {
/* initialize viewport to window size */
_mesa_Viewport( 0, 0, drawBuffer->width, drawBuffer->height );
- c->gl_ctx->Scissor.Width = drawBuffer->width;
- c->gl_ctx->Scissor.Height = drawBuffer->height;
+ c->mesa.Scissor.Width = drawBuffer->width;
+ c->mesa.Scissor.Height = drawBuffer->height;
}
- if (c->xm_visual->gl_visual->RGBAflag) {
+ if (c->xm_visual->mesa_visual.rgbMode) {
/*
* Must recompute and set these pixel values because colormap
* can be different for different windows.
*/
- c->pixel = xmesa_color_to_pixel( c, c->red, c->green,
- c->blue, c->alpha, c->pixelformat );
- XMesaSetForeground( c->display, c->xm_buffer->gc1, c->pixel );
c->clearpixel = xmesa_color_to_pixel( c,
c->clearcolor[0],
c->clearcolor[1],
c->clearcolor[2],
c->clearcolor[3],
c->xm_visual->undithered_pf);
- XMesaSetForeground(c->display, c->xm_buffer->cleargc, c->clearpixel);
+ XMesaSetForeground(c->display, c->xm_draw_buffer->cleargc, c->clearpixel);
}
/* Solution to Stephane Rehel's problem with glXReleaseBuffersMESA(): */
- c->xm_buffer->wasCurrent = GL_TRUE;
+ c->xm_draw_buffer->wasCurrent = GL_TRUE;
}
else {
/* Detach */
{
GET_CURRENT_CONTEXT(ctx);
if (ctx) {
- XMesaContext xmesa = (XMesaContext) ctx->DriverCtx;
+ XMesaContext xmesa = XMESA_CONTEXT(ctx);
return xmesa;
}
else {
{
GET_CURRENT_CONTEXT(ctx);
if (ctx) {
- XMesaContext xmesa = (XMesaContext) ctx->DriverCtx;
- return xmesa->xm_buffer;
+ XMesaContext xmesa = XMESA_CONTEXT(ctx);
+ return xmesa->xm_draw_buffer;
}
else {
return 0;
{
GET_CURRENT_CONTEXT(ctx);
if (ctx) {
- XMesaContext xmesa = (XMesaContext) ctx->DriverCtx;
- return xmesa->xm_buffer;
+ XMesaContext xmesa = XMESA_CONTEXT(ctx);
+ return xmesa->xm_read_buffer;
}
else {
return 0;
GLboolean XMesaForceCurrent(XMesaContext c)
{
if (c) {
- if (c->gl_ctx != _mesa_get_current_context()) {
- _mesa_make_current(c->gl_ctx, c->xm_buffer->gl_buffer);
+ if (&(c->mesa) != _mesa_get_current_context()) {
+ _mesa_make_current(&(c->mesa), &c->xm_draw_buffer->mesa_buffer);
}
}
else {
GLboolean XMesaSetFXmode( GLint mode )
{
#ifdef FX
- const char *fx = getenv("MESA_GLX_FX");
+ const char *fx = _mesa_getenv("MESA_GLX_FX");
if (fx && fx[0] != 'd') {
GET_CURRENT_CONTEXT(ctx);
GrHwConfiguration hw;
return GL_FALSE;
}
if (ctx) {
- XMesaContext xmesa = (XMesaContext) ctx->DriverCtx;
+ /* [dBorca] Hack alert:
+ * oh, this is sooo wrong: ctx above is
+ * really an fxMesaContext, not an XMesaContext
+ */
+ XMesaContext xmesa = XMESA_CONTEXT(ctx);
if (mode == XMESA_FX_WINDOW) {
- if (xmesa->xm_buffer->FXisHackUsable) {
+ if (xmesa->xm_draw_buffer->FXisHackUsable) {
FX_grSstControl(GR_CONTROL_DEACTIVATE);
- xmesa->xm_buffer->FXwindowHack = GL_TRUE;
+ xmesa->xm_draw_buffer->FXwindowHack = GL_TRUE;
return GL_TRUE;
}
}
else if (mode == XMESA_FX_FULLSCREEN) {
FX_grSstControl(GR_CONTROL_ACTIVATE);
- xmesa->xm_buffer->FXwindowHack = GL_FALSE;
+ xmesa->xm_draw_buffer->FXwindowHack = GL_FALSE;
return GL_TRUE;
}
else {
*/
static void FXgetImage( XMesaBuffer b )
{
+ GET_CURRENT_CONTEXT(ctx);
static unsigned short pixbuf[MAX_WIDTH];
- int x, y;
+ GLuint x, y;
+ int xpos, ypos;
XMesaWindow root;
unsigned int bw, depth, width, height;
- XMesaContext xmesa = (XMesaContext) b->xm_context->gl_ctx->DriverCtx;
-
- assert(xmesa->xm_buffer->FXctx);
+ XMesaContext xmesa = XMESA_CONTEXT(ctx);
#ifdef XFree86Server
x = b->frontbuffer->x;
height = b->frontbuffer->height;
depth = b->frontbuffer->depth;
#else
- XGetGeometry( xmesa->xm_visual->display, b->frontbuffer,
- &root, &x, &y, &width, &height, &bw, &depth);
+ XGetGeometry( b->xm_visual->display, b->frontbuffer,
+ &root, &xpos, &ypos, &width, &height, &bw, &depth);
#endif
if (b->width != width || b->height != height) {
- b->width = MIN2((int)width, xmesa->xm_buffer->FXctx->width);
- b->height = MIN2((int)height, xmesa->xm_buffer->FXctx->height);
+ b->width = MIN2((int)width, b->FXctx->width);
+ b->height = MIN2((int)height, b->FXctx->height);
if (b->width & 1)
b->width--; /* prevent odd width */
xmesa_alloc_back_buffer( b );
}
- grLfbWriteColorFormat(GR_COLORFORMAT_ARGB);
- if (xmesa->xm_visual->undithered_pf==PF_5R6G5B) {
+ /* [dBorca] we're always in the right GR_COLORFORMAT... aren't we? */
+ /* grLfbWriteColorFormat(GR_COLORFORMAT_ARGB); */
+ if (b->xm_visual->undithered_pf==PF_5R6G5B) {
/* Special case: 16bpp RGB */
grLfbReadRegion( GR_BUFFER_FRONTBUFFER, /* src buffer */
- 0, xmesa->xm_buffer->FXctx->height - b->height, /*pos*/
+ 0, b->FXctx->height - b->height, /*pos*/
b->width, b->height, /* size */
b->width * sizeof(GLushort), /* stride */
b->backimage->data); /* dest buffer */
}
- else if (xmesa->xm_visual->dithered_pf==PF_DITHER
- && GET_VISUAL_DEPTH(xmesa->xm_visual)==8) {
+ else if (b->xm_visual->dithered_pf==PF_Dither
+ && GET_VISUAL_DEPTH(b->xm_visual)==8) {
/* Special case: 8bpp RGB */
for (y=0;y<b->height;y++) {
- GLubyte *ptr = (GLubyte*) xmesa->xm_buffer->backimage->data
- + xmesa->xm_buffer->backimage->bytes_per_line * y;
+ GLubyte *ptr = (GLubyte*) b->backimage->data
+ + b->backimage->bytes_per_line * y;
XDITHER_SETUP(y);
/* read row from 3Dfx frame buffer */
grLfbReadRegion( GR_BUFFER_FRONTBUFFER,
- 0, xmesa->xm_buffer->FXctx->height-(b->height-y),
- b->width, 1,
+ 0, b->FXctx->height-(b->height-y),
+ b->width, 1,
0,
pixbuf );
for (y=0;y<b->height;y++) {
/* read row from 3Dfx frame buffer */
grLfbReadRegion( GR_BUFFER_FRONTBUFFER,
- 0, xmesa->xm_buffer->FXctx->height-(b->height-y),
- b->width, 1,
+ 0, b->FXctx->height-(b->height-y),
+ b->width, 1,
0,
pixbuf );
(pixbuf[x] & 0xf800) >> 8,
(pixbuf[x] & 0x07e0) >> 3,
(pixbuf[x] & 0x001f) << 3,
- 0xff, xmesa->pixelformat));
+ 0xff,
+ b->xm_visual->undithered_pf));
}
}
}
- grLfbWriteColorFormat(GR_COLORFORMAT_ABGR);
+ /* grLfbWriteColorFormat(GR_COLORFORMAT_ABGR); */
}
#endif
/* If we're swapping the buffer associated with the current context
* we have to flush any pending rendering commands first.
*/
- if (b->xm_context && b->xm_context->gl_ctx == ctx)
- _mesa_swapbuffers(ctx);
+ if (ctx && ctx->DrawBuffer == &(b->mesa_buffer))
+ _mesa_notifySwapBuffers(ctx);
if (b->db_state) {
#ifdef FX
if (b->shm) {
/*_glthread_LOCK_MUTEX(_xmesa_lock);*/
XShmPutImage( b->xm_visual->display, b->frontbuffer,
- b->cleargc,
+ b->swapgc,
b->backimage, 0, 0,
0, 0, b->width, b->height, False );
/*_glthread_UNLOCK_MUTEX(_xmesa_lock);*/
else
#endif
{
-#if defined(GLX_DIRECT_RENDERING) && !defined(XFree86Server)
- XMesaDriSwapBuffers( b );
-#else
/*_glthread_LOCK_MUTEX(_xmesa_lock);*/
XMesaPutImage( b->xm_visual->display, b->frontbuffer,
- b->cleargc,
+ b->swapgc,
b->backimage, 0, 0,
0, 0, b->width, b->height );
/*_glthread_UNLOCK_MUTEX(_xmesa_lock);*/
-#endif
}
}
else {
XMesaCopyArea( b->xm_visual->display,
b->backpixmap, /* source drawable */
b->frontbuffer, /* dest. drawable */
- b->cleargc,
+ b->swapgc,
0, 0, b->width, b->height, /* source region */
0, 0 /* dest region */
);
/*_glthread_UNLOCK_MUTEX(_xmesa_lock);*/
}
}
-#if !defined(GLX_DIRECT_RENDERING) && !defined(XFree86Server)
+#if !defined(XFree86Server)
XSync( b->xm_visual->display, False );
#endif
}
/* If we're swapping the buffer associated with the current context
* we have to flush any pending rendering commands first.
*/
- if (b->xm_context->gl_ctx == ctx)
- _mesa_swapbuffers(ctx);
+ if (ctx && ctx->DrawBuffer == &(b->mesa_buffer))
+ _mesa_notifySwapBuffers(ctx);
if (b->db_state) {
- int yTop = b->bottom - y - height;
+ int yTop = b->height - y - height;
#ifdef FX
if (b->FXctx) {
fxMesaSwapBuffers();
if (b->shm) {
/* XXX assuming width and height aren't too large! */
XShmPutImage( b->xm_visual->display, b->frontbuffer,
- b->cleargc,
+ b->swapgc,
b->backimage, x, yTop,
x, yTop, width, height, False );
/* wait for finished event??? */
{
/* XXX assuming width and height aren't too large! */
XMesaPutImage( b->xm_visual->display, b->frontbuffer,
- b->cleargc,
+ b->swapgc,
b->backimage, x, yTop,
x, yTop, width, height );
}
XMesaCopyArea( b->xm_visual->display,
b->backpixmap, /* source drawable */
b->frontbuffer, /* dest. drawable */
- b->cleargc,
+ b->swapgc,
x, yTop, width, height, /* source region */
x, yTop /* dest region */
);
GLboolean XMesaGetDepthBuffer( XMesaBuffer b, GLint *width, GLint *height,
GLint *bytesPerValue, void **buffer )
{
- if ((!b->gl_buffer) || (!b->gl_buffer->DepthBuffer)) {
+ if (!b->mesa_buffer.DepthBuffer) {
*width = 0;
*height = 0;
*bytesPerValue = 0;
return GL_FALSE;
}
else {
- *width = b->gl_buffer->Width;
- *height = b->gl_buffer->Height;
+ *width = b->mesa_buffer.Width;
+ *height = b->mesa_buffer.Height;
*bytesPerValue = sizeof(GLdepth);
- *buffer = b->gl_buffer->DepthBuffer;
+ *buffer = b->mesa_buffer.DepthBuffer;
return GL_TRUE;
}
}
{
(void) c;
if (name==XMESA_VERSION) {
- return "3.1";
+ return "5.0";
}
else if (name==XMESA_EXTENSIONS) {
return "";
XMesaBuffer b, next;
for (b=XMesaBufferList; b; b=next) {
next = b->Next;
- if (!b->pixmap_flag) {
+ if (b->display && b->frontbuffer && b->type == WINDOW) {
#ifdef XFree86Server
/* NOT_NEEDED */
#else
GLint a = (GLint) (alpha * 255.0F);
switch (xmesa->pixelformat) {
- case PF_INDEX:
+ case PF_Index:
return 0;
- case PF_TRUECOLOR:
+ case PF_Truecolor:
{
unsigned long p;
PACK_TRUECOLOR( p, r, g, b );
return PACK_8R8G8B( r, g, b );
case PF_5R6G5B:
return PACK_5R6G5B( r, g, b );
- case PF_DITHER:
+ case PF_Dither:
{
DITHER_SETUP;
return DITHER( x, y, r, g, b );
}
- case PF_1BIT:
+ case PF_1Bit:
/* 382 = (3*255)/2 */
return ((r+g+b) > 382) ^ xmesa->xm_visual->bitFlip;
case PF_HPCR:
return DITHER_HPCR(x, y, r, g, b);
- case PF_LOOKUP:
+ case PF_Lookup:
{
LOOKUP_SETUP;
return LOOKUP( r, g, b );
}
- case PF_GRAYSCALE:
+ case PF_Grayscale:
return GRAY_RGB( r, g, b );
- case PF_DITHER_5R6G5B:
+ case PF_Dither_5R6G5B:
/* fall through */
- case PF_TRUEDITHER:
+ case PF_Dither_True:
{
unsigned long p;
PACK_TRUEDITHER(p, x, y, r, g, b);
return p;
}
default:
- gl_problem(NULL, "Bad pixel format in XMesaDitherColor");
+ _mesa_problem(NULL, "Bad pixel format in XMesaDitherColor");
}
return 0;
}
+/*
+ * This is typically called when the window size changes and we need
+ * to reallocate the buffer's back/depth/stencil/accum buffers.
+ */
+void XMesaResizeBuffers( XMesaBuffer b )
+{
+ xmesa_resize_buffers( &(b->mesa_buffer) );
+
+}
+