* 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,
+ * 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
- * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
- * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
*
* Authors:
* Chia-I Wu <olv@lunarg.com>
*/
-#include <assert.h>
#include "pipe/p_screen.h"
#include "util/u_memory.h"
#include "util/u_rect.h"
#include "native.h"
#include "egl_g3d.h"
+#include "egl_g3d_api.h"
#include "egl_g3d_image.h"
+/* for struct winsys_handle */
+#include "state_tracker/drm_driver.h"
+
/**
* Reference and return the front left buffer of the native pixmap.
*/
-static struct pipe_texture *
+static struct pipe_resource *
egl_g3d_reference_native_pixmap(_EGLDisplay *dpy, EGLNativePixmapType pix)
{
struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
- struct egl_g3d_config *gconf;
struct native_surface *nsurf;
- struct pipe_texture *textures[NUM_NATIVE_ATTACHMENTS];
+ struct pipe_resource *textures[NUM_NATIVE_ATTACHMENTS];
enum native_attachment natt;
- gconf = egl_g3d_config(egl_g3d_find_pixmap_config(dpy, pix));
- if (!gconf)
- return NULL;
-
- nsurf = gdpy->native->create_pixmap_surface(gdpy->native,
- pix, gconf->native);
+ nsurf = gdpy->native->create_pixmap_surface(gdpy->native, pix, NULL);
if (!nsurf)
return NULL;
return textures[natt];
}
+#ifdef EGL_MESA_drm_image
+
+static struct pipe_resource *
+egl_g3d_create_drm_buffer(_EGLDisplay *dpy, _EGLImage *img,
+ const EGLint *attribs)
+{
+ struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
+ struct pipe_screen *screen = gdpy->native->screen;
+ struct pipe_resource templ;
+ _EGLImageAttribs attrs;
+ EGLint format, valid_use;
+
+ if (_eglParseImageAttribList(&attrs, dpy, attribs) != EGL_SUCCESS)
+ return NULL;
+
+ if (attrs.Width <= 0 || attrs.Height <= 0) {
+ _eglLog(_EGL_DEBUG, "bad width or height (%dx%d)",
+ attrs.Width, attrs.Height);
+ return NULL;
+ }
+
+ switch (attrs.DRMBufferFormatMESA) {
+ case EGL_DRM_BUFFER_FORMAT_ARGB32_MESA:
+ format = PIPE_FORMAT_B8G8R8A8_UNORM;
+ break;
+ default:
+ _eglLog(_EGL_DEBUG, "bad image format value 0x%04x",
+ attrs.DRMBufferFormatMESA);
+ return NULL;
+ break;
+ }
+
+ valid_use = EGL_DRM_BUFFER_USE_SCANOUT_MESA |
+ EGL_DRM_BUFFER_USE_SHARE_MESA;
+ if (attrs.DRMBufferUseMESA & ~valid_use) {
+ _eglLog(_EGL_DEBUG, "bad image use bit 0x%04x",
+ attrs.DRMBufferUseMESA);
+ return NULL;
+ }
+
+ memset(&templ, 0, sizeof(templ));
+ templ.target = PIPE_TEXTURE_2D;
+ templ.format = format;
+ templ.bind = PIPE_BIND_RENDER_TARGET | PIPE_BIND_SAMPLER_VIEW;
+ templ.width0 = attrs.Width;
+ templ.height0 = attrs.Height;
+ templ.depth0 = 1;
+
+ /*
+ * XXX fix apps (e.g. wayland) and pipe drivers (e.g. i915) and remove the
+ * size check
+ */
+ if ((attrs.DRMBufferUseMESA & EGL_DRM_BUFFER_USE_SCANOUT_MESA) &&
+ attrs.Width >= 640 && attrs.Height >= 480)
+ templ.bind |= PIPE_BIND_SCANOUT;
+ if (attrs.DRMBufferUseMESA & EGL_DRM_BUFFER_USE_SHARE_MESA)
+ templ.bind |= PIPE_BIND_SHARED;
+
+ return screen->resource_create(screen, &templ);
+}
+
+static struct pipe_resource *
+egl_g3d_reference_drm_buffer(_EGLDisplay *dpy, EGLint name,
+ _EGLImage *img, const EGLint *attribs)
+{
+ struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
+ struct pipe_resource templ;
+ struct winsys_handle wsh;
+ _EGLImageAttribs attrs;
+ EGLint format;
+
+ if (dpy->Platform != _EGL_PLATFORM_DRM)
+ return NULL;
+
+ if (_eglParseImageAttribList(&attrs, dpy, attribs) != EGL_SUCCESS)
+ return NULL;
+
+ if (attrs.Width <= 0 || attrs.Height <= 0 ||
+ attrs.DRMBufferStrideMESA <= 0) {
+ _eglLog(_EGL_DEBUG, "bad width, height, or stride (%dx%dx%d)",
+ attrs.Width, attrs.Height, attrs.DRMBufferStrideMESA);
+ return NULL;
+ }
+
+ switch (attrs.DRMBufferFormatMESA) {
+ case EGL_DRM_BUFFER_FORMAT_ARGB32_MESA:
+ format = PIPE_FORMAT_B8G8R8A8_UNORM;
+ break;
+ default:
+ _eglLog(_EGL_DEBUG, "bad image format value 0x%04x",
+ attrs.DRMBufferFormatMESA);
+ return NULL;
+ break;
+ }
+
+ memset(&templ, 0, sizeof(templ));
+ templ.target = PIPE_TEXTURE_2D;
+ templ.format = format;
+ templ.bind = PIPE_BIND_RENDER_TARGET | PIPE_BIND_SAMPLER_VIEW;
+ templ.width0 = attrs.Width;
+ templ.height0 = attrs.Height;
+ templ.depth0 = 1;
+ templ.array_size = 1;
+
+ memset(&wsh, 0, sizeof(wsh));
+ wsh.handle = (unsigned) name;
+ wsh.stride =
+ attrs.DRMBufferStrideMESA * util_format_get_blocksize(templ.format);
+
+ return gdpy->native->buffer->import_buffer(gdpy->native, &templ, &wsh);
+}
+
+#endif /* EGL_MESA_drm_image */
+
_EGLImage *
egl_g3d_create_image(_EGLDriver *drv, _EGLDisplay *dpy, _EGLContext *ctx,
EGLenum target, EGLClientBuffer buffer,
const EGLint *attribs)
{
- struct pipe_texture *ptex;
+ struct pipe_resource *ptex;
struct egl_g3d_image *gimg;
- unsigned face = 0, level = 0, zslice = 0;
+ unsigned level = 0, layer = 0;
gimg = CALLOC_STRUCT(egl_g3d_image);
if (!gimg) {
- _eglError(EGL_BAD_ALLOC, "eglCreatePbufferSurface");
+ _eglError(EGL_BAD_ALLOC, "eglCreateEGLImageKHR");
return NULL;
}
- if (!_eglInitImage(&gimg->base, dpy, attribs)) {
- free(gimg);
+ if (!_eglInitImage(&gimg->base, dpy)) {
+ FREE(gimg);
return NULL;
}
ptex = egl_g3d_reference_native_pixmap(dpy,
(EGLNativePixmapType) buffer);
break;
+#ifdef EGL_MESA_drm_image
+ case EGL_DRM_BUFFER_MESA:
+ ptex = egl_g3d_reference_drm_buffer(dpy,
+ (EGLint) buffer, &gimg->base, attribs);
+ break;
+#endif
default:
ptex = NULL;
break;
}
if (!ptex) {
- free(gimg);
+ FREE(gimg);
return NULL;
}
if (level > ptex->last_level) {
_eglError(EGL_BAD_MATCH, "eglCreateEGLImageKHR");
- pipe_texture_reference(&gimg->texture, NULL);
- free(gimg);
+ pipe_resource_reference(&gimg->texture, NULL);
+ FREE(gimg);
return NULL;
}
- if (zslice > ptex->depth0) {
+ if (layer >= (u_minify(ptex->depth0, level) + ptex->array_size - 1)) {
_eglError(EGL_BAD_PARAMETER, "eglCreateEGLImageKHR");
- pipe_texture_reference(&gimg->texture, NULL);
- free(gimg);
+ pipe_resource_reference(&gimg->texture, NULL);
+ FREE(gimg);
return NULL;
}
/* transfer the ownership to the image */
gimg->texture = ptex;
- gimg->face = face;
gimg->level = level;
- gimg->zslice = zslice;
+ gimg->layer = layer;
return &gimg->base;
}
{
struct egl_g3d_image *gimg = egl_g3d_image(img);
- pipe_texture_reference(&gimg->texture, NULL);
- free(gimg);
+ pipe_resource_reference(&gimg->texture, NULL);
+ FREE(gimg);
+
+ return EGL_TRUE;
+}
+
+_EGLImage *
+egl_g3d_create_drm_image(_EGLDriver *drv, _EGLDisplay *dpy,
+ const EGLint *attribs)
+{
+ struct egl_g3d_image *gimg;
+ struct pipe_resource *ptex;
+
+ gimg = CALLOC_STRUCT(egl_g3d_image);
+ if (!gimg) {
+ _eglError(EGL_BAD_ALLOC, "eglCreateDRMImageKHR");
+ return NULL;
+ }
+
+ if (!_eglInitImage(&gimg->base, dpy)) {
+ FREE(gimg);
+ return NULL;
+ }
+
+#ifdef EGL_MESA_drm_image
+ ptex = egl_g3d_create_drm_buffer(dpy, &gimg->base, attribs);
+#else
+ ptex = NULL;
+#endif
+ if (!ptex) {
+ FREE(gimg);
+ return NULL;
+ }
+
+ /* transfer the ownership to the image */
+ gimg->texture = ptex;
+ gimg->level = 0;
+ gimg->layer = 0;
+
+ return &gimg->base;
+}
+
+EGLBoolean
+egl_g3d_export_drm_image(_EGLDriver *drv, _EGLDisplay *dpy, _EGLImage *img,
+ EGLint *name, EGLint *handle, EGLint *stride)
+{
+ struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
+ struct egl_g3d_image *gimg = egl_g3d_image(img);
+ struct winsys_handle wsh;
+
+ if (dpy->Platform != _EGL_PLATFORM_DRM)
+ return EGL_FALSE;
+
+ /* get shared handle */
+ if (name) {
+ memset(&handle, 0, sizeof(handle));
+ wsh.type = DRM_API_HANDLE_TYPE_SHARED;
+ if (!gdpy->native->buffer->export_buffer(gdpy->native,
+ gimg->texture, &wsh))
+ return EGL_FALSE;
+
+ *name = wsh.handle;
+ }
+
+ /* get KMS handle */
+ if (handle || stride) {
+ memset(&wsh, 0, sizeof(wsh));
+ wsh.type = DRM_API_HANDLE_TYPE_KMS;
+ if (!gdpy->native->buffer->export_buffer(gdpy->native,
+ gimg->texture, &wsh))
+ return EGL_FALSE;
+
+ if (handle)
+ *handle = wsh.handle;
+ if (stride)
+ *stride = wsh.stride;
+ }
return EGL_TRUE;
}