344 lines
9.4 KiB
C
344 lines
9.4 KiB
C
/*
|
|
* X11DRV OpenGL functions
|
|
*
|
|
* Copyright 2000 Lionel Ulmer
|
|
*
|
|
*/
|
|
|
|
#include "config.h"
|
|
|
|
#include "ts_xlib.h"
|
|
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
|
|
#include "debugtools.h"
|
|
#include "gdi.h"
|
|
#include "x11drv.h"
|
|
#include "wine_gl.h"
|
|
|
|
DEFAULT_DEBUG_CHANNEL(opengl);
|
|
|
|
#ifdef HAVE_OPENGL
|
|
|
|
static void dump_PIXELFORMATDESCRIPTOR(PIXELFORMATDESCRIPTOR *ppfd) {
|
|
DPRINTF(" - size / version : %d / %d\n", ppfd->nSize, ppfd->nVersion);
|
|
DPRINTF(" - dwFlags : ");
|
|
#define TEST_AND_DUMP(t,tv) if ((t) & (tv)) DPRINTF(#tv " ")
|
|
TEST_AND_DUMP(ppfd->dwFlags, PFD_DEPTH_DONTCARE);
|
|
TEST_AND_DUMP(ppfd->dwFlags, PFD_DOUBLEBUFFER);
|
|
TEST_AND_DUMP(ppfd->dwFlags, PFD_DOUBLEBUFFER_DONTCARE);
|
|
TEST_AND_DUMP(ppfd->dwFlags, PFD_DRAW_TO_WINDOW);
|
|
TEST_AND_DUMP(ppfd->dwFlags, PFD_DRAW_TO_BITMAP);
|
|
TEST_AND_DUMP(ppfd->dwFlags, PFD_GENERIC_ACCELERATED);
|
|
TEST_AND_DUMP(ppfd->dwFlags, PFD_GENERIC_FORMAT);
|
|
TEST_AND_DUMP(ppfd->dwFlags, PFD_NEED_PALETTE);
|
|
TEST_AND_DUMP(ppfd->dwFlags, PFD_NEED_SYSTEM_PALETTE);
|
|
TEST_AND_DUMP(ppfd->dwFlags, PFD_STEREO);
|
|
TEST_AND_DUMP(ppfd->dwFlags, PFD_STEREO_DONTCARE);
|
|
TEST_AND_DUMP(ppfd->dwFlags, PFD_SUPPORT_GDI);
|
|
TEST_AND_DUMP(ppfd->dwFlags, PFD_SUPPORT_OPENGL);
|
|
TEST_AND_DUMP(ppfd->dwFlags, PFD_SWAP_COPY);
|
|
TEST_AND_DUMP(ppfd->dwFlags, PFD_SWAP_EXCHANGE);
|
|
TEST_AND_DUMP(ppfd->dwFlags, PFD_SWAP_LAYER_BUFFERS);
|
|
#undef TEST_AND_DUMP
|
|
DPRINTF("\n");
|
|
|
|
DPRINTF(" - iPixelType : ");
|
|
switch (ppfd->iPixelType) {
|
|
case PFD_TYPE_RGBA: DPRINTF("PFD_TYPE_RGBA"); break;
|
|
case PFD_TYPE_COLORINDEX: DPRINTF("PFD_TYPE_COLORINDEX"); break;
|
|
}
|
|
DPRINTF("\n");
|
|
|
|
DPRINTF(" - Color : %d\n", ppfd->cColorBits);
|
|
DPRINTF(" - Alpha : %d\n", ppfd->cAlphaBits);
|
|
DPRINTF(" - Accum : %d\n", ppfd->cAccumBits);
|
|
DPRINTF(" - Depth : %d\n", ppfd->cDepthBits);
|
|
DPRINTF(" - Stencil : %d\n", ppfd->cStencilBits);
|
|
DPRINTF(" - Aux : %d\n", ppfd->cAuxBuffers);
|
|
|
|
DPRINTF(" - iLayerType : ");
|
|
switch (ppfd->iLayerType) {
|
|
case PFD_MAIN_PLANE: DPRINTF("PFD_MAIN_PLANE"); break;
|
|
case PFD_OVERLAY_PLANE: DPRINTF("PFD_OVERLAY_PLANE"); break;
|
|
case PFD_UNDERLAY_PLANE: DPRINTF("PFD_UNDERLAY_PLANE"); break;
|
|
}
|
|
DPRINTF("\n");
|
|
}
|
|
|
|
/* X11DRV_ChoosePixelFormat
|
|
|
|
Equivalent of glXChooseVisual
|
|
*/
|
|
int X11DRV_ChoosePixelFormat(DC *dc,
|
|
const PIXELFORMATDESCRIPTOR *ppfd) {
|
|
#define TEST_AND_ADD1(t,a) if (t) att_list[att_pos++] = a
|
|
#define TEST_AND_ADD2(t,a,b) if (t) { att_list[att_pos++] = a; att_list[att_pos++] = b; }
|
|
#define NULL_TEST_AND_ADD2(tv,a,b) att_list[att_pos++] = a; att_list[att_pos++] = ((tv) == 0 ? 0 : b)
|
|
#define ADD2(a,b) att_list[att_pos++] = a; att_list[att_pos++] = b
|
|
|
|
X11DRV_PDEVICE *physDev = (X11DRV_PDEVICE *)dc->physDev;
|
|
int att_list[64];
|
|
int att_pos = 0;
|
|
XVisualInfo *vis;
|
|
|
|
if (TRACE_ON(opengl)) {
|
|
TRACE("(%p,%p)\n", dc, ppfd);
|
|
|
|
dump_PIXELFORMATDESCRIPTOR((PIXELFORMATDESCRIPTOR *) ppfd);
|
|
}
|
|
|
|
/* For the moment, we are dumb : we always allocate a new XVisualInfo structure,
|
|
we do not try to find an already found that could match */
|
|
if (physDev->used_visuals == MAX_PIXELFORMATS) {
|
|
ERR("Maximum number of visuals reached !\n");
|
|
/* Should SetError here... */
|
|
return 0;
|
|
}
|
|
|
|
if (ppfd->dwFlags & PFD_DRAW_TO_BITMAP) {
|
|
ERR("Flag not supported !\n");
|
|
/* Should SetError here... */
|
|
return 0;
|
|
}
|
|
|
|
/* Now, build the request to GLX */
|
|
TEST_AND_ADD1(ppfd->dwFlags & PFD_DOUBLEBUFFER, GLX_DOUBLEBUFFER);
|
|
TEST_AND_ADD1(ppfd->dwFlags & PFD_STEREO, GLX_STEREO);
|
|
TEST_AND_ADD1(ppfd->iPixelType == PFD_TYPE_RGBA, GLX_RGBA);
|
|
TEST_AND_ADD2(ppfd->iPixelType == PFD_TYPE_COLORINDEX, GLX_BUFFER_SIZE, ppfd->cColorBits);
|
|
|
|
NULL_TEST_AND_ADD2(ppfd->cDepthBits, GLX_DEPTH_SIZE, 8);
|
|
/* These flags are not supported yet...
|
|
|
|
NULL_TEST_AND_ADD2(ppfd->cAlphaBits, GLX_ALPHA_SIZE, 8);
|
|
ADD2(GLX_ACCUM_SIZE, ppfd->cAccumBits);
|
|
ADD2(GLX_STENCIL_SIZE, ppfd->cStencilBits);
|
|
ADD2(GLX_AUX_BUFFERS, ppfd->cAuxBuffers); */
|
|
att_list[att_pos] = None;
|
|
|
|
ENTER_GL(); {
|
|
/*
|
|
This command cannot be used as we need to use the default visual...
|
|
Let's hope it at least contains some OpenGL functionnalities
|
|
|
|
vis = glXChooseVisual(gdi_display, DefaultScreen(gdi_display), att_list);
|
|
*/
|
|
int num;
|
|
XVisualInfo template;
|
|
|
|
template.visualid = XVisualIDFromVisual(visual);
|
|
vis = XGetVisualInfo(gdi_display, VisualIDMask, &template, &num);
|
|
|
|
TRACE("Found visual : %p - returns %d\n", vis, physDev->used_visuals + 1);
|
|
}
|
|
LEAVE_GL();
|
|
|
|
if (vis == NULL) {
|
|
ERR("No visual found !\n");
|
|
/* Should SetError here... */
|
|
return 0;
|
|
}
|
|
physDev->visuals[physDev->used_visuals++] = vis;
|
|
|
|
return physDev->used_visuals;
|
|
}
|
|
|
|
/* X11DRV_DescribePixelFormat
|
|
|
|
Get the pixel-format descriptor associated to the given id
|
|
*/
|
|
int X11DRV_DescribePixelFormat(DC *dc,
|
|
int iPixelFormat,
|
|
UINT nBytes,
|
|
PIXELFORMATDESCRIPTOR *ppfd) {
|
|
X11DRV_PDEVICE *physDev = (X11DRV_PDEVICE *)dc->physDev;
|
|
XVisualInfo *vis;
|
|
int value;
|
|
int rb,gb,bb,ab;
|
|
|
|
TRACE("(%p,%d,%d,%p)\n", dc, iPixelFormat, nBytes, ppfd);
|
|
|
|
if (nBytes < sizeof(PIXELFORMATDESCRIPTOR)) {
|
|
ERR("Wrong structure size !\n");
|
|
/* Should set error */
|
|
return 0;
|
|
}
|
|
if ((iPixelFormat > MAX_PIXELFORMATS) ||
|
|
(iPixelFormat > physDev->used_visuals + 1) ||
|
|
(iPixelFormat <= 0)) {
|
|
ERR("Wrong pixel format !\n");
|
|
/* Should set error */
|
|
return 0;
|
|
}
|
|
|
|
if (iPixelFormat == physDev->used_visuals + 1) {
|
|
int dblBuf[]={GLX_RGBA,GLX_DEPTH_SIZE,16,GLX_DOUBLEBUFFER,None};
|
|
|
|
/* Create a 'standard' X Visual */
|
|
ENTER_GL();
|
|
vis = glXChooseVisual(gdi_display, DefaultScreen(gdi_display), dblBuf);
|
|
LEAVE_GL();
|
|
|
|
WARN("Uninitialized Visual. Creating standard (%p) !\n", vis);
|
|
|
|
if (vis == NULL) {
|
|
ERR("Could not create standard visual !\n");
|
|
/* Should set error */
|
|
return 0;
|
|
}
|
|
|
|
physDev->visuals[physDev->used_visuals++] = vis;
|
|
}
|
|
vis = physDev->visuals[iPixelFormat - 1];
|
|
|
|
memset(ppfd, 0, sizeof(PIXELFORMATDESCRIPTOR));
|
|
ppfd->nSize = sizeof(PIXELFORMATDESCRIPTOR);
|
|
ppfd->nVersion = 1;
|
|
|
|
/* These flags are always the same... */
|
|
ppfd->dwFlags = PFD_DRAW_TO_WINDOW | PFD_SUPPORT_OPENGL | PFD_GENERIC_ACCELERATED;
|
|
/* Now the flags extraced from the Visual */
|
|
ENTER_GL();
|
|
glXGetConfig(gdi_display, vis, GLX_DOUBLEBUFFER, &value); if (value) ppfd->dwFlags |= PFD_DOUBLEBUFFER;
|
|
glXGetConfig(gdi_display, vis, GLX_STEREO, &value); if (value) ppfd->dwFlags |= PFD_STEREO;
|
|
|
|
/* Pixel type */
|
|
glXGetConfig(gdi_display, vis, GLX_RGBA, &value);
|
|
if (value)
|
|
ppfd->iPixelType = PFD_TYPE_RGBA;
|
|
else
|
|
ppfd->iPixelType = PFD_TYPE_COLORINDEX;
|
|
|
|
/* Color bits */
|
|
glXGetConfig(gdi_display, vis, GLX_BUFFER_SIZE, &value);
|
|
ppfd->cColorBits = value;
|
|
|
|
/* Red, green, blue and alpha bits / shifts */
|
|
if (ppfd->iPixelType == PFD_TYPE_RGBA) {
|
|
glXGetConfig(gdi_display, vis, GLX_RED_SIZE, &rb);
|
|
glXGetConfig(gdi_display, vis, GLX_GREEN_SIZE, &gb);
|
|
glXGetConfig(gdi_display, vis, GLX_BLUE_SIZE, &bb);
|
|
glXGetConfig(gdi_display, vis, GLX_ALPHA_SIZE, &ab);
|
|
|
|
ppfd->cRedBits = rb;
|
|
ppfd->cRedShift = gb + bb + ab;
|
|
ppfd->cBlueBits = bb;
|
|
ppfd->cBlueShift = ab;
|
|
ppfd->cGreenBits = gb;
|
|
ppfd->cGreenShift = bb + ab;
|
|
ppfd->cAlphaBits = ab;
|
|
ppfd->cAlphaShift = 0;
|
|
} else {
|
|
ppfd->cRedBits = 0;
|
|
ppfd->cRedShift = 0;
|
|
ppfd->cBlueBits = 0;
|
|
ppfd->cBlueShift = 0;
|
|
ppfd->cGreenBits = 0;
|
|
ppfd->cGreenShift = 0;
|
|
ppfd->cAlphaBits = 0;
|
|
ppfd->cAlphaShift = 0;
|
|
}
|
|
/* Accums : to do ... */
|
|
|
|
/* Depth bits */
|
|
glXGetConfig(gdi_display, vis, GLX_DEPTH_SIZE, &value);
|
|
ppfd->cDepthBits = value;
|
|
LEAVE_GL();
|
|
|
|
/* Aux, stencil : to do ... */
|
|
|
|
ppfd->iLayerType = PFD_MAIN_PLANE;
|
|
|
|
if (TRACE_ON(opengl)) {
|
|
dump_PIXELFORMATDESCRIPTOR(ppfd);
|
|
}
|
|
|
|
return MAX_PIXELFORMATS;
|
|
}
|
|
|
|
/* X11DRV_GetPixelFormat
|
|
|
|
Get the pixel-format id used by this DC
|
|
*/
|
|
int X11DRV_GetPixelFormat(DC *dc) {
|
|
X11DRV_PDEVICE *physDev = (X11DRV_PDEVICE *)dc->physDev;
|
|
|
|
TRACE("(%p): returns %d\n", dc, physDev->current_pf);
|
|
|
|
return physDev->current_pf;
|
|
}
|
|
|
|
/* X11DRV_SetPixelFormat
|
|
|
|
Set the pixel-format id used by this DC
|
|
*/
|
|
BOOL X11DRV_SetPixelFormat(DC *dc,
|
|
int iPixelFormat,
|
|
const PIXELFORMATDESCRIPTOR *ppfd) {
|
|
X11DRV_PDEVICE *physDev = (X11DRV_PDEVICE *)dc->physDev;
|
|
|
|
TRACE("(%p,%d,%p)\n", dc, iPixelFormat, ppfd);
|
|
|
|
physDev->current_pf = iPixelFormat;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/* X11DRV_SwapBuffers
|
|
|
|
Swap the buffers of this DC
|
|
*/
|
|
BOOL X11DRV_SwapBuffers(DC *dc) {
|
|
X11DRV_PDEVICE *physDev = (X11DRV_PDEVICE *)dc->physDev;
|
|
|
|
TRACE("(%p)\n", dc);
|
|
|
|
ENTER_GL();
|
|
glXSwapBuffers(gdi_display, physDev->drawable);
|
|
LEAVE_GL();
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
#else /* defined(HAVE_OPENGL) */
|
|
|
|
int X11DRV_ChoosePixelFormat(DC *dc,
|
|
const PIXELFORMATDESCRIPTOR *ppfd) {
|
|
ERR("No OpenGL support compiled in.\n");
|
|
|
|
return 0;
|
|
}
|
|
|
|
int X11DRV_DescribePixelFormat(DC *dc,
|
|
int iPixelFormat,
|
|
UINT nBytes,
|
|
PIXELFORMATDESCRIPTOR *ppfd) {
|
|
ERR("No OpenGL support compiled in.\n");
|
|
|
|
return 0;
|
|
}
|
|
|
|
int X11DRV_GetPixelFormat(DC *dc) {
|
|
ERR("No OpenGL support compiled in.\n");
|
|
|
|
return 0;
|
|
}
|
|
|
|
BOOL X11DRV_SetPixelFormat(DC *dc,
|
|
int iPixelFormat,
|
|
const PIXELFORMATDESCRIPTOR *ppfd) {
|
|
ERR("No OpenGL support compiled in.\n");
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
BOOL X11DRV_SwapBuffers(DC *dc) {
|
|
ERR("No OpenGL support compiled in.\n");
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
#endif /* defined(HAVE_OPENGL) */
|