21 #include "../../SDL_internal.h"
23 #if SDL_VIDEO_DRIVER_RPI
32 #include "../SDL_sysvideo.h"
33 #include "../../events/SDL_mouse_c.h"
34 #include "../../events/default_cursor.h"
38 #define ELEMENT_CHANGE_LAYER (1<<0)
39 #define ELEMENT_CHANGE_OPACITY (1<<1)
40 #define ELEMENT_CHANGE_DEST_RECT (1<<2)
41 #define ELEMENT_CHANGE_SRC_RECT (1<<3)
42 #define ELEMENT_CHANGE_MASK_RESOURCE (1<<4)
43 #define ELEMENT_CHANGE_TRANSFORM (1<<5)
46 static SDL_Cursor *RPI_CreateDefaultCursor(
void);
52 static int RPI_WarpMouseGlobal(
int x,
int y);
57 RPI_CreateDefaultCursor(
void)
66 RPI_CursorData *curdata;
80 curdata = (RPI_CursorData *)
SDL_calloc(1,
sizeof(*curdata));
81 if (curdata ==
NULL) {
87 curdata->hot_x =
hot_x;
88 curdata->hot_y = hot_y;
93 curdata->resource = vc_dispmanx_resource_create(VC_IMAGE_ARGB8888,
surface->w | (
surface->pitch << 16),
surface->h | (
surface->h << 16), &dummy);
95 vc_dispmanx_rect_set(&dst_rect, 0, 0, curdata->w, curdata->h);
102 ret = vc_dispmanx_resource_write_data(curdata->resource, VC_IMAGE_ARGB8888,
surface->pitch,
surface->pixels, &dst_rect);
116 DISPMANX_UPDATE_HANDLE_T update;
117 RPI_CursorData *curdata;
118 VC_RECT_T src_rect, dst_rect;
122 VC_DISPMANX_ALPHA_T
alpha = { DISPMANX_FLAGS_ALPHA_FROM_SOURCE , 255 , 0 };
131 if (
cursor != global_cursor) {
132 if (global_cursor !=
NULL) {
133 curdata = (RPI_CursorData *) global_cursor->
driverdata;
134 if (curdata && curdata->element > DISPMANX_NO_HANDLE) {
135 update = vc_dispmanx_update_start(0);
137 ret = vc_dispmanx_element_remove(update, curdata->element);
139 ret = vc_dispmanx_update_submit_sync(update);
141 curdata->element = DISPMANX_NO_HANDLE;
161 if (display ==
NULL) {
170 if (curdata->element == DISPMANX_NO_HANDLE) {
171 vc_dispmanx_rect_set(&src_rect, 0, 0, curdata->w << 16, curdata->h << 16);
172 vc_dispmanx_rect_set(&dst_rect, mouse->
x - curdata->hot_x, mouse->
y - curdata->hot_y, curdata->w, curdata->h);
174 update = vc_dispmanx_update_start(0);
182 curdata->element = vc_dispmanx_element_add(update,
183 data->dispman_display,
188 DISPMANX_PROTECTION_NONE,
192 SDL_assert(curdata->element > DISPMANX_NO_HANDLE);
193 ret = vc_dispmanx_update_submit_sync(update);
205 DISPMANX_UPDATE_HANDLE_T update;
206 RPI_CursorData *curdata;
212 if (curdata->element != DISPMANX_NO_HANDLE) {
213 update = vc_dispmanx_update_start(0);
215 ret = vc_dispmanx_element_remove(update, curdata->element);
217 ret = vc_dispmanx_update_submit_sync(update);
221 if (curdata->resource != DISPMANX_NO_HANDLE) {
222 ret = vc_dispmanx_resource_delete(curdata->resource);
229 if (
cursor == global_cursor) {
230 global_cursor =
NULL;
239 RPI_WarpMouseGlobal(
x,
y);
244 RPI_WarpMouseGlobal(
int x,
int y)
246 RPI_CursorData *curdata;
247 DISPMANX_UPDATE_HANDLE_T update;
261 if (curdata->element == DISPMANX_NO_HANDLE) {
265 update = vc_dispmanx_update_start(0);
272 src_rect.width = curdata->w << 16;
273 src_rect.height = curdata->h << 16;
274 dst_rect.x =
x - curdata->hot_x;
275 dst_rect.y =
y - curdata->hot_y;
276 dst_rect.width = curdata->w;
277 dst_rect.height = curdata->h;
279 ret = vc_dispmanx_element_change_attributes(
289 if (ret != DISPMANX_SUCCESS) {
290 return SDL_SetError(
"vc_dispmanx_element_change_attributes() failed");
294 ret = vc_dispmanx_update_submit(update, 0,
NULL);
295 if (ret != DISPMANX_SUCCESS) {
296 return SDL_SetError(
"vc_dispmanx_update_submit() failed");
303 RPI_WarpMouseGlobalGraphicOnly(
int x,
int y)
305 RPI_CursorData *curdata;
306 DISPMANX_UPDATE_HANDLE_T update;
317 if (curdata->element == DISPMANX_NO_HANDLE) {
321 update = vc_dispmanx_update_start(0);
328 src_rect.width = curdata->w << 16;
329 src_rect.height = curdata->h << 16;
330 dst_rect.x =
x - curdata->hot_x;
331 dst_rect.y =
y - curdata->hot_y;
332 dst_rect.width = curdata->w;
333 dst_rect.height = curdata->h;
335 ret = vc_dispmanx_element_change_attributes(
345 if (ret != DISPMANX_SUCCESS) {
346 return SDL_SetError(
"vc_dispmanx_element_change_attributes() failed");
350 ret = vc_dispmanx_update_submit(update, 0,
NULL);
351 if (ret != DISPMANX_SUCCESS) {
352 return SDL_SetError(
"vc_dispmanx_update_submit() failed");
387 RPI_WarpMouseGlobalGraphicOnly(mouse->
x, mouse->
y);