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winex11.drv: Import glx context code.

This commit is contained in:
Roderick Colenbrander 2006-08-29 16:56:57 +02:00 committed by Alexandre Julliard
parent 0c15360a3e
commit 9377c23eff
3 changed files with 323 additions and 197 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

228
dlls/opengl32/wgl.c
View File

@ -59,8 +59,19 @@ typedef struct wine_glx_s {
Bool (*p_glXMakeContextCurrent) (Display *, GLXDrawable, GLXDrawable, GLXContext);
} wine_glx_t;
typedef struct wine_wgl_s {
HGLRC WINAPI (*p_wglCreateContext)(HDC hdc);
BOOL WINAPI (*p_wglDeleteContext)(HGLRC hglrc);
HGLRC WINAPI (*p_wglGetCurrentContext)(void);
HDC WINAPI (*p_wglGetCurrentDC)(void);
HDC WINAPI (*p_wglGetCurrentReadDCARB)(void);
void WINAPI (*p_wglGetIntegerv)(GLenum pname, GLint* params);
} wine_wgl_t;
/** global glx object */
static wine_glx_t wine_glx;
/** global wgl object */
static wine_wgl_t wine_wgl;
/* x11drv GDI escapes */
#define X11DRV_ESCAPE 6789
@ -101,15 +112,6 @@ typedef struct wine_glcontext {
struct wine_glcontext *next;
struct wine_glcontext *prev;
} Wine_GLContext;
static Wine_GLContext *context_list;
static inline Wine_GLContext *get_context_from_GLXContext(GLXContext ctx)
{
Wine_GLContext *ret;
if (!ctx) return NULL;
for (ret = context_list; ret; ret = ret->next) if (ctx == ret->ctx) break;
return ret;
}
void enter_gl(void)
{
@ -125,35 +127,6 @@ void enter_gl(void)
return;
}
static inline void free_context(Wine_GLContext *context)
{
if (context->next != NULL) context->next->prev = context->prev;
if (context->prev != NULL) context->prev->next = context->next;
else context_list = context->next;
HeapFree(GetProcessHeap(), 0, context);
}
static inline Wine_GLContext *alloc_context(void)
{
Wine_GLContext *ret;
if ((ret = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(Wine_GLContext))))
{
ret->next = context_list;
if (context_list) context_list->prev = ret;
context_list = ret;
}
return ret;
}
inline static BOOL is_valid_context( Wine_GLContext *ctx )
{
Wine_GLContext *ptr;
for (ptr = context_list; ptr; ptr = ptr->next) if (ptr == ctx) break;
return (ptr != NULL);
}
/* retrieve the X display to use on a given DC */
inline static Display *get_display( HDC hdc )
{
@ -177,18 +150,6 @@ inline static Drawable get_drawable( HDC hdc )
return drawable;
}
/** for use of wglGetCurrentReadDCARB */
inline static HDC get_hdc_from_Drawable(GLXDrawable d)
{
Wine_GLContext *ret;
for (ret = context_list; ret; ret = ret->next) {
if (d == get_drawable( ret->hdc )) {
return ret->hdc;
}
}
return NULL;
}
/* retrieve the X font to use on a given DC */
inline static Font get_font( HDC hdc )
{
@ -267,64 +228,8 @@ BOOL ConvertPixelFormatWGLtoGLX(Display *display, int iPixelFormat, int *fmt_ind
*/
HGLRC WINAPI wglCreateContext(HDC hdc)
{
Wine_GLContext *ret;
Display *display = get_display( hdc );
int hdcPF = 1; /* We can only use the Wine's main visual which has an index of 1 */
int tmp = 0;
int fmt_index = 0;
GLXFBConfig cur_cfg;
TRACE("(%p)->(PF:%d)\n", hdc, hdcPF);
/* First, get the visual in use by the X11DRV */
if (!display) return 0;
/* We can only render using the iPixelFormat (1) of Wine's Main visual, we need to get the correspondig GLX format.
* If this fails something is very wrong on the system. */
if(!ConvertPixelFormatWGLtoGLX(display, hdcPF, &tmp, &fmt_index)) {
ERR("Cannot get FB Config for main iPixelFormat 1, expect problems!\n");
SetLastError(ERROR_INVALID_PIXEL_FORMAT);
return NULL;
}
{
int nCfgs_fmt = 0;
GLXFBConfig* cfgs_fmt = NULL;
int value;
int gl_test = 0;
cfgs_fmt = wine_glx.p_glXGetFBConfigs(display, DefaultScreen(display), &nCfgs_fmt);
if (NULL == cfgs_fmt || 0 == nCfgs_fmt) {
ERR("Cannot get FB Configs, expect problems.\n");
SetLastError(ERROR_INVALID_PIXEL_FORMAT);
return NULL;
}
if (nCfgs_fmt < fmt_index) {
ERR("(%p): unexpected pixelFormat(%d) > nFormats(%d), returns NULL\n", hdc, fmt_index, nCfgs_fmt);
SetLastError(ERROR_INVALID_PIXEL_FORMAT);
return NULL;
}
cur_cfg = cfgs_fmt[fmt_index];
gl_test = wine_glx.p_glXGetFBConfigAttrib(display, cur_cfg, GLX_FBCONFIG_ID, &value);
if (gl_test) {
ERR("Failed to retrieve FBCONFIG_ID from GLXFBConfig, expect problems.\n");
SetLastError(ERROR_INVALID_PIXEL_FORMAT);
return NULL;
}
XFree(cfgs_fmt);
}
/* The context will be allocated in the wglMakeCurrent call */
ENTER_GL();
ret = alloc_context();
LEAVE_GL();
ret->hdc = hdc;
ret->display = display;
ret->fb_conf = cur_cfg;
/*ret->vis = vis;*/
ret->vis = wine_glx.p_glXGetVisualFromFBConfig(display, cur_cfg);
TRACE(" creating context %p (GL context creation delayed)\n", ret);
return (HGLRC) ret;
TRACE("(%p)\n", hdc);
return wine_wgl.p_wglCreateContext(hdc);
}
/***********************************************************************
@ -358,28 +263,8 @@ BOOL WINAPI wglCopyContext(HGLRC hglrcSrc,
*/
BOOL WINAPI wglDeleteContext(HGLRC hglrc)
{
Wine_GLContext *ctx = (Wine_GLContext *) hglrc;
BOOL ret = TRUE;
TRACE("(%p)\n", hglrc);
ENTER_GL();
/* A game (Half Life not to name it) deletes twice the same context,
* so make sure it is valid first */
if (is_valid_context( ctx ))
{
if (ctx->ctx) glXDestroyContext(ctx->display, ctx->ctx);
free_context(ctx);
}
else
{
WARN("Error deleting context !\n");
SetLastError(ERROR_INVALID_HANDLE);
ret = FALSE;
}
LEAVE_GL();
return ret;
TRACE("(%p)\n", hglrc);
return wine_wgl.p_wglDeleteContext(hglrc);
}
/***********************************************************************
@ -399,42 +284,16 @@ BOOL WINAPI wglDescribeLayerPlane(HDC hdc,
* wglGetCurrentContext (OPENGL32.@)
*/
HGLRC WINAPI wglGetCurrentContext(void) {
GLXContext gl_ctx;
Wine_GLContext *ret;
TRACE("()\n");
ENTER_GL();
gl_ctx = glXGetCurrentContext();
ret = get_context_from_GLXContext(gl_ctx);
LEAVE_GL();
TRACE(" returning %p (GL context %p)\n", ret, gl_ctx);
return (HGLRC)ret;
TRACE("\n");
return wine_wgl.p_wglGetCurrentContext();
}
/***********************************************************************
* wglGetCurrentDC (OPENGL32.@)
*/
HDC WINAPI wglGetCurrentDC(void) {
GLXContext gl_ctx;
Wine_GLContext *ret;
TRACE("()\n");
ENTER_GL();
gl_ctx = glXGetCurrentContext();
ret = get_context_from_GLXContext(gl_ctx);
LEAVE_GL();
if (ret) {
TRACE(" returning %p (GL context %p - Wine context %p)\n", ret->hdc, gl_ctx, ret);
return ret->hdc;
} else {
TRACE(" no Wine context found for GLX context %p\n", gl_ctx);
return 0;
}
TRACE("\n");
return wine_wgl.p_wglGetCurrentDC();
}
/***********************************************************************
@ -703,22 +562,10 @@ BOOL WINAPI wglMakeContextCurrentARB(HDC hDrawDC, HDC hReadDC, HGLRC hglrc)
*/
HDC WINAPI wglGetCurrentReadDCARB(void)
{
GLXDrawable gl_d;
HDC ret;
TRACE("()\n");
ENTER_GL();
gl_d = glXGetCurrentReadDrawable();
ret = get_hdc_from_Drawable(gl_d);
LEAVE_GL();
TRACE(" returning %p (GL drawable %lu)\n", ret, gl_d);
return ret;
TRACE("\n");
return wine_wgl.p_wglGetCurrentReadDCARB();
}
/***********************************************************************
* wglRealizeLayerPalette (OPENGL32.@)
*/
@ -1240,29 +1087,10 @@ const GLubyte * internal_glGetString(GLenum name) {
}
void internal_glGetIntegerv(GLenum pname, GLint* params) {
TRACE("pname: 0x%x, params %p\n", pname, params);
glGetIntegerv(pname, params);
if (pname == GL_DEPTH_BITS) {
GLXContext gl_ctx = glXGetCurrentContext();
Wine_GLContext* ret = get_context_from_GLXContext(gl_ctx);
/*TRACE("returns Wine Ctx as %p\n", ret);*/
/**
* if we cannot find a Wine Context
* we only have the default wine desktop context,
* so if we have only a 24 depth say we have 32
*/
if (NULL == ret && 24 == *params) {
*params = 32;
}
TRACE("returns GL_DEPTH_BITS as '%d'\n", *params);
}
if (pname == GL_ALPHA_BITS) {
GLint tmp;
GLXContext gl_ctx = glXGetCurrentContext();
Wine_GLContext* ret = get_context_from_GLXContext(gl_ctx);
glXGetFBConfigAttrib(ret->display, ret->fb_conf, GLX_ALPHA_SIZE, &tmp);
TRACE("returns GL_ALPHA_BITS as '%d'\n", tmp);
*params = tmp;
}
/* A few parameters like GL_DEPTH_BITS differ between WGL and GLX, the wglGetIntegerv helper function handles those */
wine_wgl.p_wglGetIntegerv(pname, params);
}
@ -1378,6 +1206,14 @@ static BOOL process_attach(void)
wine_tsx11_lock_ptr = (void *)GetProcAddress( mod, "wine_tsx11_lock" );
wine_tsx11_unlock_ptr = (void *)GetProcAddress( mod, "wine_tsx11_unlock" );
/* Load WGL function pointers from winex11.drv */
wine_wgl.p_wglCreateContext = (void *)GetProcAddress(mod, "wglCreateContext");
wine_wgl.p_wglDeleteContext = (void *)GetProcAddress(mod, "wglDeleteContext");
wine_wgl.p_wglGetCurrentContext = (void *)GetProcAddress(mod, "wglGetCurrentContext");
wine_wgl.p_wglGetCurrentDC = (void *)GetProcAddress(mod, "wglGetCurrentDC");
wine_wgl.p_wglGetCurrentReadDCARB = (void *)GetProcAddress(mod, "wglGetCurrentReadDCARB");
wine_wgl.p_wglGetIntegerv = (void *)GetProcAddress(mod, "wglGetIntegerv");
hdc = GetDC(0);
default_display = get_display( hdc );
ReleaseDC( 0, hdc );

284
dlls/winex11.drv/opengl.c
View File

@ -59,6 +59,18 @@ WINE_DECLARE_DEBUG_CHANNEL(opengl);
WINE_DECLARE_DEBUG_CHANNEL(fps);
typedef struct wine_glcontext {
HDC hdc;
Display *display;
XVisualInfo *vis;
GLXFBConfig fb_conf;
GLXContext ctx;
BOOL do_escape;
struct wine_glcontext *next;
struct wine_glcontext *prev;
} Wine_GLContext;
static Wine_GLContext *context_list;
static void dump_PIXELFORMATDESCRIPTOR(const PIXELFORMATDESCRIPTOR *ppfd) {
TRACE(" - size / version : %d / %d\n", ppfd->nSize, ppfd->nVersion);
TRACE(" - dwFlags : ");
@ -125,8 +137,13 @@ MAKE_FUNCPTR(glXQueryExtension)
MAKE_FUNCPTR(glXGetFBConfigs)
MAKE_FUNCPTR(glXChooseFBConfig)
MAKE_FUNCPTR(glXGetFBConfigAttrib)
MAKE_FUNCPTR(glXGetVisualFromFBConfig)
MAKE_FUNCPTR(glXCreateGLXPixmap)
MAKE_FUNCPTR(glXDestroyGLXPixmap)
MAKE_FUNCPTR(glXCreateContext)
MAKE_FUNCPTR(glXDestroyContext)
MAKE_FUNCPTR(glXGetCurrentContext)
MAKE_FUNCPTR(glXGetCurrentReadDrawable)
/* MAKE_FUNCPTR(glXQueryDrawable) */
#undef MAKE_FUNCPTR
@ -153,8 +170,13 @@ LOAD_FUNCPTR(glXQueryExtension)
LOAD_FUNCPTR(glXGetFBConfigs)
LOAD_FUNCPTR(glXChooseFBConfig)
LOAD_FUNCPTR(glXGetFBConfigAttrib)
LOAD_FUNCPTR(glXGetVisualFromFBConfig)
LOAD_FUNCPTR(glXCreateGLXPixmap)
LOAD_FUNCPTR(glXDestroyGLXPixmap)
LOAD_FUNCPTR(glXCreateContext)
LOAD_FUNCPTR(glXDestroyContext)
LOAD_FUNCPTR(glXGetCurrentContext)
LOAD_FUNCPTR(glXGetCurrentReadDrawable)
#undef LOAD_FUNCPTR
wine_tsx11_lock();
@ -173,6 +195,66 @@ sym_not_found:
return FALSE;
}
static inline Wine_GLContext *alloc_context(void)
{
Wine_GLContext *ret;
if ((ret = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(Wine_GLContext))))
{
ret->next = context_list;
if (context_list) context_list->prev = ret;
context_list = ret;
}
return ret;
}
static inline void free_context(Wine_GLContext *context)
{
if (context->next != NULL) context->next->prev = context->prev;
if (context->prev != NULL) context->prev->next = context->next;
else context_list = context->next;
HeapFree(GetProcessHeap(), 0, context);
}
static inline Wine_GLContext *get_context_from_GLXContext(GLXContext ctx)
{
Wine_GLContext *ret;
if (!ctx) return NULL;
for (ret = context_list; ret; ret = ret->next) if (ctx == ret->ctx) break;
return ret;
}
/* retrieve the GLX drawable to use on a given DC */
inline static Drawable get_drawable( HDC hdc )
{
GLXDrawable drawable;
enum x11drv_escape_codes escape = X11DRV_GET_GLX_DRAWABLE;
if (!ExtEscape( hdc, X11DRV_ESCAPE, sizeof(escape), (LPCSTR)&escape,
sizeof(drawable), (LPSTR)&drawable )) drawable = 0;
return drawable;
}
/** for use of wglGetCurrentReadDCARB */
inline static HDC get_hdc_from_Drawable(GLXDrawable d)
{
Wine_GLContext *ret;
for (ret = context_list; ret; ret = ret->next) {
if (d == get_drawable( ret->hdc )) {
return ret->hdc;
}
}
return NULL;
}
inline static BOOL is_valid_context( Wine_GLContext *ctx )
{
Wine_GLContext *ptr;
for (ptr = context_list; ptr; ptr = ptr->next) if (ptr == ctx) break;
return (ptr != NULL);
}
/* GLX can advertise dozens of different pixelformats including offscreen and onscreen ones.
* In our WGL implementation we only support a subset of these formats namely the format of
* Wine's main visual and offscreen formats (if they are available).
@ -530,7 +612,7 @@ BOOL X11DRV_SetPixelFormat(X11DRV_PDEVICE *physDev,
}
physDev->current_pf = iPixelFormat;
if (TRACE_ON(opengl)) {
int nCfgs_fmt = 0;
GLXFBConfig* cfgs_fmt = NULL;
@ -578,6 +660,177 @@ BOOL X11DRV_SetPixelFormat(X11DRV_PDEVICE *physDev,
return TRUE;
}
/* OpenGL32 wglCreateContext */
HGLRC WINAPI X11DRV_wglCreateContext(HDC hdc)
{
Wine_GLContext *ret;
GLXFBConfig* cfgs_fmt = NULL;
GLXFBConfig cur_cfg;
int hdcPF = 1; /* We can only use the Wine's main visual which has an index of 1 */
int tmp = 0;
int fmt_index = 0;
int nCfgs_fmt = 0;
int value = 0;
int gl_test = 0;
TRACE("(%p)->(PF:%d)\n", hdc, hdcPF);
/* First, get the visual in use by the X11DRV */
if (!gdi_display) return 0;
/* We can only render using the iPixelFormat (1) of Wine's Main visual, we need to get the correspondig GLX format.
* If this fails something is very wrong on the system. */
if(!ConvertPixelFormatWGLtoGLX(gdi_display, hdcPF, &tmp, &fmt_index)) {
ERR("Cannot get FB Config for main iPixelFormat 1, expect problems!\n");
SetLastError(ERROR_INVALID_PIXEL_FORMAT);
return NULL;
}
cfgs_fmt = pglXGetFBConfigs(gdi_display, DefaultScreen(gdi_display), &nCfgs_fmt);
if (NULL == cfgs_fmt || 0 == nCfgs_fmt) {
ERR("Cannot get FB Configs, expect problems.\n");
SetLastError(ERROR_INVALID_PIXEL_FORMAT);
return NULL;
}
if (nCfgs_fmt < fmt_index) {
ERR("(%p): unexpected pixelFormat(%d) > nFormats(%d), returns NULL\n", hdc, fmt_index, nCfgs_fmt);
SetLastError(ERROR_INVALID_PIXEL_FORMAT);
return NULL;
}
cur_cfg = cfgs_fmt[fmt_index];
gl_test = pglXGetFBConfigAttrib(gdi_display, cur_cfg, GLX_FBCONFIG_ID, &value);
if (gl_test) {
ERR("Failed to retrieve FBCONFIG_ID from GLXFBConfig, expect problems.\n");
SetLastError(ERROR_INVALID_PIXEL_FORMAT);
return NULL;
}
XFree(cfgs_fmt);
/* The context will be allocated in the wglMakeCurrent call */
wine_tsx11_lock();
ret = alloc_context();
wine_tsx11_unlock();
ret->hdc = hdc;
ret->display = gdi_display;
ret->fb_conf = cur_cfg;
/*ret->vis = vis;*/
ret->vis = pglXGetVisualFromFBConfig(gdi_display, cur_cfg);
TRACE(" creating context %p (GL context creation delayed)\n", ret);
return (HGLRC) ret;
}
/* OpenGL32 wglDeleteContext */
BOOL WINAPI X11DRV_wglDeleteContext(HGLRC hglrc)
{
Wine_GLContext *ctx = (Wine_GLContext *) hglrc;
BOOL ret = TRUE;
TRACE("(%p)\n", hglrc);
wine_tsx11_lock();
/* A game (Half Life not to name it) deletes twice the same context,
* so make sure it is valid first */
if (is_valid_context( ctx ))
{
if (ctx->ctx) pglXDestroyContext(ctx->display, ctx->ctx);
free_context(ctx);
}
else
{
WARN("Error deleting context !\n");
SetLastError(ERROR_INVALID_HANDLE);
ret = FALSE;
}
wine_tsx11_unlock();
return ret;
}
/* OpenGL32 wglGetCurrentContext() */
HGLRC WINAPI X11DRV_wglGetCurrentContext(void) {
GLXContext gl_ctx;
Wine_GLContext *ret;
TRACE("()\n");
wine_tsx11_lock();
gl_ctx = pglXGetCurrentContext();
ret = get_context_from_GLXContext(gl_ctx);
wine_tsx11_unlock();
TRACE(" returning %p (GL context %p)\n", ret, gl_ctx);
return (HGLRC)ret;
}
/* OpenGL32 wglGetCurrentDC */
HDC WINAPI X11DRV_wglGetCurrentDC(void) {
GLXContext gl_ctx;
Wine_GLContext *ret;
TRACE("()\n");
wine_tsx11_lock();
gl_ctx = pglXGetCurrentContext();
ret = get_context_from_GLXContext(gl_ctx);
wine_tsx11_unlock();
if (ret) {
TRACE(" returning %p (GL context %p - Wine context %p)\n", ret->hdc, gl_ctx, ret);
return ret->hdc;
} else {
TRACE(" no Wine context found for GLX context %p\n", gl_ctx);
return 0;
}
}
/* OpenGL32 wglGetCurrentReadDCARB */
HDC WINAPI X11DRV_wglGetCurrentReadDCARB(void)
{
GLXDrawable gl_d;
HDC ret;
TRACE("()\n");
wine_tsx11_lock();
gl_d = pglXGetCurrentReadDrawable();
ret = get_hdc_from_Drawable(gl_d);
wine_tsx11_unlock();
TRACE(" returning %p (GL drawable %lu)\n", ret, gl_d);
return ret;
}
/* WGL helper function which handles differences in glGetIntegerv from WGL and GLX */
void X11DRV_wglGetIntegerv(GLenum pname, GLint* params) {
TRACE("pname: 0x%x, params: %p\n", pname, params);
if (pname == GL_DEPTH_BITS) {
GLXContext gl_ctx = pglXGetCurrentContext();
Wine_GLContext* ret = get_context_from_GLXContext(gl_ctx);
/*TRACE("returns Wine Ctx as %p\n", ret);*/
/**
* if we cannot find a Wine Context
* we only have the default wine desktop context,
* so if we have only a 24 depth say we have 32
*/
if (NULL == ret && 24 == *params) {
*params = 32;
}
TRACE("returns GL_DEPTH_BITS as '%d'\n", *params);
}
if (pname == GL_ALPHA_BITS) {
GLint tmp;
GLXContext gl_ctx = pglXGetCurrentContext();
Wine_GLContext* ret = get_context_from_GLXContext(gl_ctx);
pglXGetFBConfigAttrib(ret->display, ret->fb_conf, GLX_ALPHA_SIZE, &tmp);
TRACE("returns GL_ALPHA_BITS as '%d'\n", tmp);
*params = tmp;
}
}
static XID create_glxpixmap(X11DRV_PDEVICE *physDev)
{
GLXPixmap ret;
@ -765,6 +1018,35 @@ BOOL X11DRV_SwapBuffers(X11DRV_PDEVICE *physDev) {
return FALSE;
}
/* OpenGL32 wglCreateContext */
HGLRC WINAPI X11DRV_wglCreateContext(HDC hdc) {
ERR_(opengl)("No OpenGL support compiled in.\n");
return NULL;
}
/* OpenGL32 wglDeleteContext */
BOOL WINAPI X11DRV_wglDeleteContext(HGLRC hglrc) {
ERR_(opengl)("No OpenGL support compiled in.\n");
return FALSE;
}
/* OpenGL32 wglGetCurrentContext() */
HGLRC WINAPI X11DRV_wglGetCurrentContext(void) {
ERR_(opengl)("No OpenGL support compiled in.\n");
return NULL;
}
/* OpenGL32 wglGetCurrentDC */
HDC WINAPI X11DRV_wglGetCurrentDC(void) {
ERR_(opengl)("No OpenGL support compiled in.\n");
return 0;
}
/* WGL helper function which handles differences in glGetIntegerv from WGL and GLX */
void X11DRV_wglGetIntegerv(GLenum pname, GLint* params) {
ERR_(opengl)("No OpenGL support compiled in.\n");
}
XVisualInfo *X11DRV_setup_opengl_visual( Display *display )
{
return NULL;

8
dlls/winex11.drv/winex11.drv.spec
View File

@ -127,3 +127,11 @@
# XIM
@ cdecl ForceXIMReset(long) X11DRV_ForceXIMReset
# OpenGL
@ cdecl wglCreateContext(long) X11DRV_wglCreateContext
@ cdecl wglDeleteContext(long) X11DRV_wglDeleteContext
@ cdecl wglGetCurrentContext() X11DRV_wglGetCurrentContext
@ cdecl wglGetCurrentDC() X11DRV_wglGetCurrentDC
@ cdecl wglGetCurrentReadDCARB() X11DRV_wglGetCurrentReadDCARB
@ cdecl wglGetIntegerv(long ptr) X11DRV_wglGetIntegerv