* See the COPYING file in the top-level directory.
*/
+#include <stdio.h>
#include <stdlib.h>
#include "../SDL_sysvideo.h"
#include "../SDL_pixels_c.h"
#include "../../events/SDL_events_c.h"
+
+#include "linux/xenv.h"
#include "omapsdl.h"
static int omap_VideoInit(SDL_VideoDevice *this, SDL_PixelFormat *vformat)
{
+ const char *tmp;
+ int w, h, ret;
+
trace();
// default to 16bpp
vformat->BitsPerPixel = 16;
omapsdl_input_init();
- omapsdl_config();
+ omapsdl_config(this->hidden);
+
+ tmp = getenv("SDL_OMAP_DEFAULT_MODE");
+ if (tmp != NULL && sscanf(tmp, "%dx%d", &w, &h) == 2) {
+ this->info.current_w = w;
+ this->info.current_h = h;
+ }
+ else if (osdl_video_detect_screen(this->hidden) == 0) {
+ this->info.current_w = this->hidden->phys_w;
+ this->info.current_h = this->hidden->phys_h;
+ }
+
+ this->handles_any_size = 1;
+ this->info.hw_available = 1;
return 0;
}
static SDL_Rect **omap_ListModes(SDL_VideoDevice *this, SDL_PixelFormat *format, Uint32 flags)
{
- static SDL_Rect omap_mode_list[] = {
- // XXX: we are not really restricted to fixed modes
- // FIXME: should really check the display for max supported
- { 0, 0, 800, 480 },
- { 0, 0, 720, 480 },
- { 0, 0, 640, 480 },
- { 0, 0, 640, 400 },
- { 0, 0, 512, 384 },
- { 0, 0, 320, 240 },
- { 0, 0, 320, 200 },
+ static SDL_Rect omap_mode_max = {
+ /* with handles_any_size, should accept anything up to this
+ * XXX: possibly set this dynamically based on free vram? */
+ 0, 0, 1600, 1200
};
- // broken API needs this
+ /* broken API needs this stupidity */
static SDL_Rect *omap_modes[] = {
- &omap_mode_list[0],
- &omap_mode_list[1],
- &omap_mode_list[2],
- &omap_mode_list[3],
- &omap_mode_list[4],
- &omap_mode_list[5],
- &omap_mode_list[6],
+ &omap_mode_max,
NULL
};
static SDL_Surface *omap_SetVideoMode(SDL_VideoDevice *this, SDL_Surface *current, int width,
int height, int bpp, Uint32 flags)
{
+ struct SDL_PrivateVideoData *pdata = this->hidden;
+ SDL_PixelFormat *format;
+ Uint32 unhandled_flags;
+ void *fbmem;
+
trace("%d, %d, %d, %08x", width, height, bpp, flags);
- if (osdl_video_set_mode(this->hidden, width, height, bpp) < 0)
+ omapsdl_config_from_env(pdata);
+
+ switch (bpp) {
+ case 16:
+ format = SDL_ReallocFormat(current, 16, 0xf800, 0x07e0, 0x001f, 0);
+ break;
+ case 24:
+ format = SDL_ReallocFormat(current, 24, 0xff0000, 0xff00, 0xff, 0);
+ break;
+ case 32:
+ format = SDL_ReallocFormat(current, 32, 0xff0000, 0xff00, 0xff, 0);
+ break;
+ default:
+ err("SetVideoMode: bpp %d not supported", bpp);
+ return NULL;
+ }
+ if (format == NULL)
return NULL;
- if (!SDL_ReallocFormat(current, 16, 0xf800, 0x07e0, 0x001f, 0))
+ if (!(flags & SDL_DOUBLEBUF) && pdata->cfg_force_doublebuf) {
+ log("forcing SDL_DOUBLEBUF");
+ flags |= SDL_DOUBLEBUF;
+ }
+
+ if (pdata->border_l | pdata->border_r | pdata->border_t | pdata->border_b) {
+ if (pdata->border_l + pdata->border_r >= width
+ || pdata->border_t + pdata->border_b >= height)
+ {
+ err("specified border too large, ignoring");
+ pdata->border_l = pdata->border_r = pdata->border_t = pdata->border_b = 0;
+ }
+ }
+
+ fbmem = osdl_video_set_mode(pdata,
+ pdata->border_l, pdata->border_r, pdata->border_t, pdata->border_b,
+ width, height, bpp, (flags & SDL_DOUBLEBUF) ? 1 : 0);
+ if (fbmem == NULL) {
+ log("failing on mode %dx%d@%d, doublebuf %s",
+ width, height, bpp, (flags & SDL_DOUBLEBUF) ? "on" : "off");
return NULL;
+ }
+
+ flags |= SDL_FULLSCREEN | SDL_HWSURFACE;
+ unhandled_flags = flags & ~(SDL_FULLSCREEN | SDL_HWSURFACE | SDL_DOUBLEBUF);
+ if (unhandled_flags != 0) {
+ log("dropping unhandled flags: %08x", unhandled_flags);
+ flags &= ~unhandled_flags;
+ }
- current->flags = SDL_FULLSCREEN | SDL_DOUBLEBUF | SDL_HWSURFACE;
+ current->flags = flags;
current->w = width;
current->h = height;
current->pitch = SDL_CalculatePitch(current);
-
- current->pixels = osdl_video_flip(this->hidden);
+ current->pixels = fbmem;
+ pdata->app_uses_flip = 0;
+
+ if (pdata->layer_w != 0 && pdata->layer_h != 0) {
+ int v_width = width - (pdata->border_l + pdata->border_r);
+ int v_height = height - (pdata->border_t + pdata->border_b);
+ pdata->ts_xmul = (v_width << 16) / pdata->layer_w;
+ pdata->ts_ymul = (v_height << 16) / pdata->layer_h;
+ }
return current;
}
static int omap_FlipHWSurface(SDL_VideoDevice *this, SDL_Surface *surface)
{
+ struct SDL_PrivateVideoData *pdata = this->hidden;
+
trace("%p", surface);
- surface->pixels = osdl_video_flip(this->hidden);
+ surface->pixels = osdl_video_flip(pdata);
+ pdata->app_uses_flip = 1;
return 0;
}
+/* we can't do hw surfaces (besides screen one) yet */
+static int omap_AllocHWSurface(SDL_VideoDevice *this, SDL_Surface *surface)
+{
+ trace("%p", surface);
+ return -1;
+}
+
+static void omap_FreeHWSurface(SDL_VideoDevice *this, SDL_Surface *surface)
+{
+ trace("%p", surface);
+}
+
static int omap_SetColors(SDL_VideoDevice *this, int firstcolor, int ncolors, SDL_Color *colors)
{
trace("%d, %d, %p", firstcolor, ncolors, colors);
static void omap_UpdateRects(SDL_VideoDevice *this, int nrects, SDL_Rect *rects)
{
+ struct SDL_PrivateVideoData *pdata = this->hidden;
+
trace("%d, %p", nrects, rects);
- if (nrects != 1 || rects->x != 0 || rects->y != 0 ||
- rects->w != this->screen->w || rects->h != this->screen->h) {
- static int warned = 0;
- if (!warned) {
- not_supported();
- warned = 1;
- }
+ /* for doublebuf forcing on apps */
+ if (nrects == 1 && rects->x == 0 && rects->y == 0
+ && !pdata->app_uses_flip && (this->screen->flags & SDL_DOUBLEBUF)
+ && rects->w == this->screen->w && rects->h == this->screen->h)
+ {
+ this->screen->pixels = osdl_video_flip(pdata);
}
-
- this->screen->pixels = osdl_video_flip(this->hidden);
}
static void omap_InitOSKeymap(SDL_VideoDevice *this)
SDL_PrivateKeyboard(is_pressed, &keysym);
}
+/* clamp x to min..max-1 */
+#define clamp(x, min, max) \
+ if (x < (min)) x = min; \
+ if (x >= (max)) x = max
+
static int ts_event_cb(void *cb_arg, int x, int y, unsigned int pressure)
{
static int was_pressed;
+ SDL_VideoDevice *this = cb_arg;
+ struct SDL_PrivateVideoData *pdata = this->hidden;
+ int xoffs;
+
+ if (!pdata->cfg_no_ts_translate && pdata->layer_w != 0 && pdata->layer_h != 0) {
+ x = pdata->border_l + ((x - pdata->layer_x) * pdata->ts_xmul >> 16);
+ y = pdata->border_t + ((y - pdata->layer_y) * pdata->ts_ymul >> 16);
+ clamp(x, 0, this->screen->w);
+ clamp(y, 0, this->screen->h);
+ }
SDL_PrivateMouseMotion(0, 0, x, y);
static void omap_PumpEvents(SDL_VideoDevice *this)
{
+ struct SDL_PrivateVideoData *pdata = this->hidden;
+ int dummy;
+
trace();
- omapsdl_input_get_events(0, key_event_cb, ts_event_cb, NULL);
+ omapsdl_input_get_events(0, key_event_cb, ts_event_cb, this);
+
+ // XXX: we might want to process some X events too
+ if (pdata->xenv_up)
+ xenv_update(&dummy);
}
static SDL_VideoDevice *omap_create(int devindex)
this->LockHWSurface = omap_LockHWSurface;
this->UnlockHWSurface = omap_UnlockHWSurface;
this->FlipHWSurface = omap_FlipHWSurface;
+ this->AllocHWSurface = omap_AllocHWSurface;
+ this->FreeHWSurface = omap_FreeHWSurface;
this->SetColors = omap_SetColors;
this->UpdateRects = omap_UpdateRects;
this->VideoQuit = omap_VideoQuit;