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-rw-r--r--src/egl/drivers/xdri/egl_xdri.c264
-rw-r--r--src/egl/main/eglsurface.c75
-rw-r--r--src/egl/main/eglsurface.h1
3 files changed, 327 insertions, 13 deletions
diff --git a/src/egl/drivers/xdri/egl_xdri.c b/src/egl/drivers/xdri/egl_xdri.c
index 3681d9879a2..9ff71588dff 100644
--- a/src/egl/drivers/xdri/egl_xdri.c
+++ b/src/egl/drivers/xdri/egl_xdri.c
@@ -64,6 +64,12 @@
#include "egllog.h"
#include "eglsurface.h"
+#include <GL/gl.h>
+
+typedef void (*glGetIntegerv_t)(GLenum, GLint *);
+typedef void (*glBindTexture_t)(GLenum, GLuint);
+typedef void (*glCopyTexImage2D_t)(GLenum, GLint, GLenum, GLint, GLint,
+ GLint, GLint, GLint);
#define CALLOC_STRUCT(T) (struct T *) calloc(1, sizeof(struct T))
@@ -99,6 +105,8 @@ struct xdri_egl_context
_EGLContext Base; /**< base class */
__DRIcontext driContext;
+
+ GLint bound_tex_object;
};
@@ -147,6 +155,11 @@ lookup_context(EGLContext c)
return (struct xdri_egl_context *) context;
}
+static struct xdri_egl_context *
+current_context(void)
+{
+ return (struct xdri_egl_context *) _eglGetCurrentContext();
+}
/** Map EGLConfig handle to xdri_egl_config object */
static struct xdri_egl_config *
@@ -210,7 +223,8 @@ create_configs(_EGLDisplay *disp, __GLXdisplayPrivate *glx_priv)
SET_CONFIG_ATTRIB(&config->Base, EGL_CONFORMANT, all_apis);
SET_CONFIG_ATTRIB(&config->Base, EGL_RENDERABLE_TYPE, all_apis);
/* XXX only window rendering allowed ATM */
- SET_CONFIG_ATTRIB(&config->Base, EGL_SURFACE_TYPE, EGL_WINDOW_BIT);
+ SET_CONFIG_ATTRIB(&config->Base, EGL_SURFACE_TYPE,
+ (EGL_WINDOW_BIT | EGL_PBUFFER_BIT));
/* XXX possibly other things to init... */
@@ -651,6 +665,35 @@ xdri_eglInitialize(_EGLDriver *drv, EGLDisplay dpy,
}
+/*
+ * Do some clean-up that normally occurs in XCloseDisplay().
+ * We do this here because we're about to unload a dynamic library
+ * that has added some per-display extension data and callbacks.
+ * If we don't do this here we'll crash in XCloseDisplay() because it'll
+ * try to call functions that went away when the driver library was unloaded.
+ */
+static void
+FreeDisplayExt(Display *dpy)
+{
+ _XExtension *ext, *next;
+
+ for (ext = dpy->ext_procs; ext; ext = next) {
+ next = ext->next;
+ if (ext->close_display) {
+ ext->close_display(dpy, &ext->codes);
+ ext->close_display = NULL;
+ }
+ if (ext->name)
+ Xfree(ext->name);
+ Xfree(ext);
+ }
+ dpy->ext_procs = NULL;
+
+ _XFreeExtData (dpy->ext_data);
+ dpy->ext_data = NULL;
+}
+
+
/**
* Called via eglTerminate(), drv->API.Terminate().
*/
@@ -658,11 +701,16 @@ static EGLBoolean
xdri_eglTerminate(_EGLDriver *drv, EGLDisplay dpy)
{
struct xdri_egl_driver *xdri_drv = xdri_egl_driver(drv);
+ _EGLDisplay *disp = _eglLookupDisplay(dpy);
_eglLog(_EGL_DEBUG, "XDRI: eglTerminate");
_eglLog(_EGL_DEBUG, "XDRI: Closing %s", xdri_drv->dri_driver_name);
+
+ FreeDisplayExt(disp->Xdpy);
+
#if 0
+ /* this causes a segfault for some reason */
dlclose(xdri_drv->dri_driver_handle);
#endif
xdri_drv->dri_driver_handle = NULL;
@@ -820,6 +868,86 @@ xdri_eglCreateWindowSurface(_EGLDriver *drv, EGLDisplay dpy, EGLConfig config,
}
+/**
+ * Called via eglCreatePbufferSurface(), drv->API.CreatePbufferSurface().
+ */
+static EGLSurface
+xdri_eglCreatePbufferSurface(_EGLDriver *drv, EGLDisplay dpy, EGLConfig config,
+ const EGLint *attrib_list)
+{
+ _EGLDisplay *disp = _eglLookupDisplay(dpy);
+ struct xdri_egl_surface *xdri_surf;
+ struct xdri_egl_config *xdri_config = lookup_config(drv, dpy, config);
+ int scrn = DefaultScreen(disp->Xdpy);
+ Window window;
+
+ xdri_surf = CALLOC_STRUCT(xdri_egl_surface);
+ if (!xdri_surf)
+ return EGL_NO_SURFACE;
+
+ if (!_eglInitSurface(drv, dpy, &xdri_surf->Base, EGL_PBUFFER_BIT,
+ config, attrib_list)) {
+ free(xdri_surf);
+ return EGL_FALSE;
+ }
+
+ /* Create a dummy X window */
+ {
+ Window root = RootWindow(disp->Xdpy, scrn);
+ XSetWindowAttributes attr;
+ XVisualInfo *visInfo, visTemplate;
+ unsigned mask;
+ int nvis;
+
+ visTemplate.visualid = xdri_config->mode->visualID;
+ visInfo = XGetVisualInfo(disp->Xdpy, VisualIDMask, &visTemplate, &nvis);
+ if (!visInfo) {
+ return EGL_NO_SURFACE;
+ }
+
+ attr.background_pixel = 0;
+ attr.border_pixel = 0;
+ attr.colormap = XCreateColormap(disp->Xdpy, root,
+ visInfo->visual, AllocNone);
+ attr.event_mask = StructureNotifyMask | ExposureMask | KeyPressMask;
+ mask = CWBackPixel | CWBorderPixel | CWColormap | CWEventMask;
+
+ window = XCreateWindow(disp->Xdpy, root, 0, 0,
+ xdri_surf->Base.Width, xdri_surf->Base.Height,
+ 0, visInfo->depth, InputOutput,
+ visInfo->visual, mask, &attr);
+
+ /*XMapWindow(disp->Xdpy, window);*/
+ XFree(visInfo);
+
+ /* set hints and properties */
+ /*
+ sizehints.width = xdri_surf->Base.Width;
+ sizehints.height = xdri_surf->Base.Height;
+ sizehints.flags = USPosition;
+ XSetNormalHints(disp->Xdpy, window, &sizehints);
+ */
+ }
+
+ if (!XF86DRICreateDrawable(disp->Xdpy, scrn, window, &xdri_surf->hDrawable)) {
+ free(xdri_surf);
+ return EGL_FALSE;
+ }
+
+ xdri_surf->driDrawable = window;
+
+ _eglSaveSurface(&xdri_surf->Base);
+
+ _eglLog(_EGL_DEBUG,
+ "XDRI: CreatePbufferSurface handle %d hDrawable %d",
+ _eglGetSurfaceHandle(&xdri_surf->Base),
+ (int) xdri_surf->hDrawable);
+
+ return _eglGetSurfaceHandle(&xdri_surf->Base);
+}
+
+
+
static EGLBoolean
xdri_eglDestroySurface(_EGLDriver *drv, EGLDisplay dpy, EGLSurface surface)
{
@@ -845,6 +973,137 @@ xdri_eglDestroySurface(_EGLDriver *drv, EGLDisplay dpy, EGLSurface surface)
static EGLBoolean
+xdri_eglBindTexImage(_EGLDriver *drv, EGLDisplay dpy, EGLSurface surface,
+ EGLint buffer)
+{
+ typedef int (*bind_teximage)(__DRInativeDisplay *dpy,
+ __DRIid surface, __DRIscreen *psc,
+ int buffer, int target, int format,
+ int level, int mipmap);
+
+ bind_teximage egl_dri_bind_teximage;
+
+ _EGLDisplay *disp = _eglLookupDisplay(dpy);
+
+ struct xdri_egl_context *xdri_ctx = current_context();
+ struct xdri_egl_driver *xdri_drv = xdri_egl_driver(drv);
+ struct xdri_egl_surface *xdri_surf = lookup_surface(surface);
+
+ __DRIid dri_surf = xdri_surf ? xdri_surf->driDrawable : 0;
+
+ __GLXscreenConfigs *scrnConf = xdri_drv->glx_priv->screenConfigs;
+ __DRIscreen *psc = &scrnConf->driScreen;
+
+ /* this call just does error checking */
+ if (!_eglBindTexImage(drv, dpy, surface, buffer)) {
+ return EGL_FALSE;
+ }
+
+ egl_dri_bind_teximage =
+ (bind_teximage) dlsym(NULL, "egl_dri_bind_teximage");
+ if (egl_dri_bind_teximage) {
+ return egl_dri_bind_teximage(disp->Xdpy, dri_surf, psc,
+ buffer,
+ xdri_surf->Base.TextureTarget,
+ xdri_surf->Base.TextureFormat,
+ xdri_surf->Base.MipmapLevel,
+ xdri_surf->Base.MipmapTexture);
+ }
+ else {
+ /* fallback path based on glCopyTexImage() */
+ /* Get/save currently bound 2D texobj name */
+ glGetIntegerv_t glGetIntegerv_func =
+ (glGetIntegerv_t) dlsym(NULL, "glGetIntegerv");
+ GLint curTexObj = 0;
+ if (glGetIntegerv_func) {
+ (*glGetIntegerv_func)(GL_TEXTURE_BINDING_2D, &curTexObj);
+ }
+ xdri_ctx->bound_tex_object = curTexObj;
+ }
+
+ return EGL_FALSE;
+}
+
+
+static EGLBoolean
+xdri_eglReleaseTexImage(_EGLDriver *drv, EGLDisplay dpy, EGLSurface surface,
+ EGLint buffer)
+{
+ typedef int (*release_teximage)(__DRInativeDisplay *dpy,
+ __DRIid surface, __DRIscreen *psc,
+ int buffer, int target, int format,
+ int level, int mipmap);
+ release_teximage egl_dri_release_teximage;
+
+ _EGLDisplay *disp = _eglLookupDisplay(dpy);
+
+ struct xdri_egl_context *xdri_ctx = current_context();
+ struct xdri_egl_driver *xdri_drv = xdri_egl_driver(drv);
+ struct xdri_egl_surface *xdri_surf = lookup_surface(surface);
+
+ __DRIid dri_surf = xdri_surf ? xdri_surf->driDrawable : 0;
+
+ __GLXscreenConfigs *scrnConf = xdri_drv->glx_priv->screenConfigs;
+ __DRIscreen *psc = &scrnConf->driScreen;
+
+ /* this call just does error checking */
+ if (!_eglReleaseTexImage(drv, dpy, surface, buffer)) {
+ return EGL_FALSE;
+ }
+
+ egl_dri_release_teximage =
+ (release_teximage) dlsym(NULL, "egl_dri_release_teximage");
+ if (egl_dri_release_teximage) {
+ return egl_dri_release_teximage(disp->Xdpy, dri_surf, psc,
+ buffer,
+ xdri_surf->Base.TextureTarget,
+ xdri_surf->Base.TextureFormat,
+ xdri_surf->Base.MipmapLevel,
+ xdri_surf->Base.MipmapTexture);
+ }
+ else {
+ /* fallback path based on glCopyTexImage() */
+ glGetIntegerv_t glGetIntegerv_func =
+ (glGetIntegerv_t) dlsym(NULL, "glGetIntegerv");
+ glBindTexture_t glBindTexture_func =
+ (glBindTexture_t) dlsym(NULL, "glBindTexture");
+ glCopyTexImage2D_t glCopyTexImage2D_func =
+ (glCopyTexImage2D_t) dlsym(NULL, "glCopyTexImage2D");
+ GLint curTexObj;
+ GLenum intFormat;
+ GLint level, width, height;
+
+ if (xdri_surf->Base.TextureFormat == EGL_TEXTURE_RGBA)
+ intFormat = GL_RGBA;
+ else
+ intFormat = GL_RGB;
+ level = xdri_surf->Base.MipmapLevel;
+ width = xdri_surf->Base.Width >> level;
+ height = xdri_surf->Base.Height >> level;
+
+ if (width > 0 && height > 0 &&
+ glGetIntegerv_func && glBindTexture_func && glCopyTexImage2D_func) {
+ glGetIntegerv_func(GL_TEXTURE_BINDING_2D, &curTexObj);
+ /* restore texobj from time of eglBindTexImage() call */
+ if (curTexObj != xdri_ctx->bound_tex_object)
+ glBindTexture_func(GL_TEXTURE_2D, xdri_ctx->bound_tex_object);
+ /* copy pbuffer image to texture */
+ glCopyTexImage2D_func(GL_TEXTURE_2D,
+ level,
+ intFormat,
+ 0, 0, width, height, 0);
+ /* restore current texture */
+ if (curTexObj != xdri_ctx->bound_tex_object)
+ glBindTexture_func(GL_TEXTURE_2D, curTexObj);
+ }
+ xdri_ctx->bound_tex_object = -1;
+ }
+
+ return EGL_FALSE;
+}
+
+
+static EGLBoolean
xdri_eglSwapBuffers(_EGLDriver *drv, EGLDisplay dpy, EGLSurface draw)
{
_EGLDisplay *disp = _eglLookupDisplay(dpy);
@@ -897,7 +1156,10 @@ _eglMain(_EGLDisplay *disp, const char *args)
xdri_drv->Base.API.CreateContext = xdri_eglCreateContext;
xdri_drv->Base.API.MakeCurrent = xdri_eglMakeCurrent;
xdri_drv->Base.API.CreateWindowSurface = xdri_eglCreateWindowSurface;
+ xdri_drv->Base.API.CreatePbufferSurface = xdri_eglCreatePbufferSurface;
xdri_drv->Base.API.DestroySurface = xdri_eglDestroySurface;
+ xdri_drv->Base.API.BindTexImage = xdri_eglBindTexImage;
+ xdri_drv->Base.API.ReleaseTexImage = xdri_eglReleaseTexImage;
xdri_drv->Base.API.SwapBuffers = xdri_eglSwapBuffers;
xdri_drv->Base.ClientAPIsMask = (EGL_OPENGL_BIT |
diff --git a/src/egl/main/eglsurface.c b/src/egl/main/eglsurface.c
index 3777049ca6d..6905acac50b 100644
--- a/src/egl/main/eglsurface.c
+++ b/src/egl/main/eglsurface.c
@@ -61,6 +61,12 @@ _eglInitSurface(_EGLDriver *drv, EGLDisplay dpy,
return EGL_FALSE;
}
+ if ((GET_CONFIG_ATTRIB(conf, EGL_SURFACE_TYPE) & type) == 0) {
+ /* The config can't be used to create a surface of this type */
+ _eglError(EGL_BAD_CONFIG, func);
+ return EGL_FALSE;
+ }
+
/*
* Parse attribute list. Different kinds of surfaces support different
* attributes.
@@ -277,12 +283,7 @@ _eglSwapBuffers(_EGLDriver *drv, EGLDisplay dpy, EGLSurface draw)
/* Basically just do error checking here. Drivers have to do the
* actual buffer swap.
*/
- _EGLContext *context = _eglGetCurrentContext();
_EGLSurface *surface = _eglLookupSurface(draw);
- if (context && context->DrawSurface != surface) {
- _eglError(EGL_BAD_SURFACE, "eglSwapBuffers");
- return EGL_FALSE;
- }
if (surface == NULL) {
_eglError(EGL_BAD_SURFACE, "eglSwapBuffers");
return EGL_FALSE;
@@ -484,7 +485,8 @@ _eglDestroySurface(_EGLDriver *drv, EGLDisplay dpy, EGLSurface surface)
* Default fallback routine - drivers might override this.
*/
EGLBoolean
-_eglSurfaceAttrib(_EGLDriver *drv, EGLDisplay dpy, EGLSurface surf, EGLint attribute, EGLint value)
+_eglSurfaceAttrib(_EGLDriver *drv, EGLDisplay dpy, EGLSurface surf,
+ EGLint attribute, EGLint value)
{
_EGLSurface *surface = _eglLookupSurface(surf);
@@ -506,18 +508,67 @@ _eglSurfaceAttrib(_EGLDriver *drv, EGLDisplay dpy, EGLSurface surf, EGLint attri
EGLBoolean
-_eglBindTexImage(_EGLDriver *drv, EGLDisplay dpy, EGLSurface surface, EGLint buffer)
+_eglBindTexImage(_EGLDriver *drv, EGLDisplay dpy, EGLSurface surf,
+ EGLint buffer)
{
- /* XXX unfinished */
- return EGL_FALSE;
+ /* Just do basic error checking and return success/fail.
+ * Drivers must implement the real stuff.
+ */
+ _EGLSurface *surface = _eglLookupSurface(surf);
+
+ if (!surface || surface->Type != EGL_PBUFFER_BIT) {
+ _eglError(EGL_BAD_SURFACE, "eglBindTexImage");
+ return EGL_FALSE;
+ }
+
+ if (surface->TextureFormat == EGL_NO_TEXTURE) {
+ _eglError(EGL_BAD_MATCH, "eglBindTexImage");
+ return EGL_FALSE;
+ }
+
+ if (buffer != EGL_BACK_BUFFER) {
+ _eglError(EGL_BAD_PARAMETER, "eglBindTexImage");
+ return EGL_FALSE;
+ }
+
+ surface->BoundToTexture = EGL_TRUE;
+
+ return EGL_TRUE;
}
EGLBoolean
-_eglReleaseTexImage(_EGLDriver *drv, EGLDisplay dpy, EGLSurface surface, EGLint buffer)
+_eglReleaseTexImage(_EGLDriver *drv, EGLDisplay dpy, EGLSurface surf,
+ EGLint buffer)
{
- /* XXX unfinished */
- return EGL_FALSE;
+ /* Just do basic error checking and return success/fail.
+ * Drivers must implement the real stuff.
+ */
+ _EGLSurface *surface = _eglLookupSurface(surf);
+
+ if (!surface || surface->Type != EGL_PBUFFER_BIT) {
+ _eglError(EGL_BAD_SURFACE, "eglBindTexImage");
+ return EGL_FALSE;
+ }
+
+ if (surface->TextureFormat == EGL_NO_TEXTURE) {
+ _eglError(EGL_BAD_MATCH, "eglBindTexImage");
+ return EGL_FALSE;
+ }
+
+ if (buffer != EGL_BACK_BUFFER) {
+ _eglError(EGL_BAD_PARAMETER, "eglReleaseTexImage");
+ return EGL_FALSE;
+ }
+
+ if (!surface->BoundToTexture) {
+ _eglError(EGL_BAD_SURFACE, "eglReleaseTexImage");
+ return EGL_FALSE;
+ }
+
+ surface->BoundToTexture = EGL_FALSE;
+
+ return EGL_TRUE;
}
diff --git a/src/egl/main/eglsurface.h b/src/egl/main/eglsurface.h
index df1e70122e2..50f965b5cb7 100644
--- a/src/egl/main/eglsurface.h
+++ b/src/egl/main/eglsurface.h
@@ -16,6 +16,7 @@ struct _egl_surface
/* May need reference counting here */
EGLBoolean IsBound;
EGLBoolean DeletePending;
+ EGLBoolean BoundToTexture;
EGLint Type; /* one of EGL_WINDOW_BIT, EGL_PIXMAP_BIT or EGL_PBUFFER_BIT */
EGLint Width, Height;
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-13 08:46:22 +0000