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authorJuan Zhao <juan.j.zhao@intel.com>2011-01-09 12:03:02 -0500
committerKristian Høgsberg <krh@bitplanet.net>2011-01-09 14:55:16 -0500
commite59fa4c46c8857f2e04447777dd197464c95b2cb (patch)
treedc08db1f93c23b4600f2071b7ddc985910a12052
parentfb9c6e681f91c986b7cbe2d6e9f6baceda00c415 (diff)
dri2: release texture image.
Add release function for texture_from_pixmap extension. Some platform need to release texture image for texture_from_pixmap extension, add this interface for those platforms.
-rw-r--r--include/GL/internal/dri_interface.h9
-rw-r--r--src/egl/drivers/dri2/egl_dri2.c29
-rw-r--r--src/glx/dri2_glx.c21
3 files changed, 55 insertions, 4 deletions
diff --git a/include/GL/internal/dri_interface.h b/include/GL/internal/dri_interface.h
index 9ee039bd90..39aa68bc8c 100644
--- a/include/GL/internal/dri_interface.h
+++ b/include/GL/internal/dri_interface.h
@@ -251,6 +251,15 @@ struct __DRItexBufferExtensionRec {
GLint target,
GLint format,
__DRIdrawable *pDraw);
+ /**
+ * Method to release texture buffer in case some special platform
+ * need this.
+ *
+ * For GLX_EXT_texture_from_pixmap with AIGLX.
+ */
+ void (*releaseTexBuffer)(__DRIcontext *pDRICtx,
+ GLint target,
+ __DRIdrawable *pDraw);
};
/**
diff --git a/src/egl/drivers/dri2/egl_dri2.c b/src/egl/drivers/dri2/egl_dri2.c
index 6f40ab951f..7592984c99 100644
--- a/src/egl/drivers/dri2/egl_dri2.c
+++ b/src/egl/drivers/dri2/egl_dri2.c
@@ -1983,10 +1983,31 @@ static EGLBoolean
dri2_release_tex_image(_EGLDriver *drv,
_EGLDisplay *disp, _EGLSurface *surf, EGLint buffer)
{
- (void) drv;
- (void) disp;
- (void) surf;
- (void) buffer;
+#if __DRI_TEX_BUFFER_VERSION >= 3
+ struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
+ struct dri2_egl_surface *dri2_surf = dri2_egl_surface(surf);
+ struct dri2_egl_context *dri2_ctx;
+ _EGLContext *ctx;
+ GLint target;
+
+ ctx = _eglGetCurrentContext();
+ dri2_ctx = dri2_egl_context(ctx);
+
+ if (!_eglReleaseTexImage(drv, disp, surf, buffer))
+ return EGL_FALSE;
+
+ switch (dri2_surf->base.TextureTarget) {
+ case EGL_TEXTURE_2D:
+ target = GL_TEXTURE_2D;
+ break;
+ default:
+ assert(0);
+ }
+ if (dri2_dpy->tex_buffer->releaseTexBuffer!=NULL)
+ (*dri2_dpy->tex_buffer->releaseTexBuffer)(dri2_ctx->dri_context,
+ target,
+ dri2_surf->dri_drawable);
+#endif
return EGL_TRUE;
}
diff --git a/src/glx/dri2_glx.c b/src/glx/dri2_glx.c
index b0559b24d7..75b1a103f0 100644
--- a/src/glx/dri2_glx.c
+++ b/src/glx/dri2_glx.c
@@ -719,6 +719,27 @@ dri2_bind_tex_image(Display * dpy,
static void
dri2_release_tex_image(Display * dpy, GLXDrawable drawable, int buffer)
{
+#if __DRI_TEX_BUFFER_VERSION >= 3
+ struct glx_context *gc = __glXGetCurrentContext();
+ struct dri2_context *pcp = (struct dri2_context *) gc;
+ __GLXDRIdrawable *base = GetGLXDRIDrawable(dpy, drawable);
+ struct glx_display *dpyPriv = __glXInitialize(dpy);
+ struct dri2_drawable *pdraw = (struct dri2_drawable *) base;
+ struct dri2_display *pdp =
+ (struct dri2_display *) dpyPriv->dri2Display;
+ struct dri2_screen *psc;
+
+ if (pdraw != NULL) {
+ psc = (struct dri2_screen *) base->psc;
+
+ if (psc->texBuffer->base.version >= 3 &&
+ psc->texBuffer->releaseTexBuffer != NULL) {
+ (*psc->texBuffer->releaseTexBuffer) (pcp->driContext,
+ pdraw->base.textureTarget,
+ pdraw->driDrawable);
+ }
+ }
+#endif
}
static const struct glx_context_vtable dri2_context_vtable = {