#include "util/u_memory.h"
#include "state_tracker/sw_winsys.h"
+#include "state_tracker/drm_driver.h"
#include "dri_sw_winsys.h"
+#ifdef ANDROID
+#include <system/graphics.h>
+#include <system/window.h>
+#include <hardware/gralloc.h>
+#endif
+
struct dri_sw_displaytarget
{
void *data;
void *mapped;
const void *front_private;
+#ifdef ANDROID
+ struct ANativeWindowBuffer *androidBuffer;
+#endif
};
+#ifdef ANDROID
+const struct gralloc_module_t* get_gralloc()
+{
+ static const struct gralloc_module_t* gr_module = NULL;
+ const hw_module_t *mod;
+ int err;
+
+ if (!gr_module) {
+ err = hw_get_module(GRALLOC_HARDWARE_MODULE_ID, &mod);
+ if (!err) {
+ gr_module = (gralloc_module_t *) mod;
+ }
+ }
+ return gr_module;
+}
+#endif
+
struct dri_sw_winsys
{
struct sw_winsys base;
{
struct dri_sw_displaytarget *dri_sw_dt = dri_sw_displaytarget(dt);
+#ifdef ANDROID
+ if (dri_sw_dt->androidBuffer) {
+ dri_sw_dt->androidBuffer->common.decRef(&dri_sw_dt->androidBuffer->common);
+ }
+#endif
+
align_free(dri_sw_dt->data);
FREE(dri_sw_dt);
unsigned flags)
{
struct dri_sw_displaytarget *dri_sw_dt = dri_sw_displaytarget(dt);
+#ifdef ANDROID
+ if (dri_sw_dt->androidBuffer) {
+ if (!get_gralloc()->lock(get_gralloc(), dri_sw_dt->androidBuffer->handle,
+ GRALLOC_USAGE_SW_READ_OFTEN | GRALLOC_USAGE_SW_WRITE_OFTEN,
+ 0, 0, dri_sw_dt->androidBuffer->width, dri_sw_dt->androidBuffer->height,
+ (void**)&dri_sw_dt->mapped)) {
+ dri_sw_dt->map_flags = flags;
+ return dri_sw_dt->mapped;
+ }
+ }
+#endif
dri_sw_dt->mapped = dri_sw_dt->data;
if (dri_sw_dt->front_private && (flags & PIPE_TRANSFER_READ)) {
dri_sw_ws->lf->put_image2((void *)dri_sw_dt->front_private, dri_sw_dt->data, 0, 0, dri_sw_dt->width, dri_sw_dt->height, dri_sw_dt->stride);
}
dri_sw_dt->map_flags = 0;
+#ifdef ANDROID
+ if (dri_sw_dt->androidBuffer) {
+ get_gralloc()->unlock(get_gralloc(), dri_sw_dt->androidBuffer->handle);
+ }
+#endif
dri_sw_dt->mapped = NULL;
}
struct winsys_handle *whandle,
unsigned *stride)
{
+#ifdef ANDROID
+ struct dri_sw_displaytarget *dri_sw_dt;
+
+ if (whandle->type == DRM_API_HANDLE_TYPE_BUFFER) {
+ dri_sw_dt = CALLOC_STRUCT(dri_sw_displaytarget);
+ dri_sw_dt->width = templ->width0;
+ dri_sw_dt->height = templ->height0;
+ dri_sw_dt->androidBuffer = whandle->external_buffer;
+ dri_sw_dt->stride = whandle->stride;
+
+ dri_sw_dt->androidBuffer->common.incRef(&dri_sw_dt->androidBuffer->common);
+ *stride = dri_sw_dt->stride;
+
+ return dri_sw_dt;
+ }
+#endif
assert(0);
return NULL;
}