(8 - frame) * ply[p].y) * TILEY / 8 \
- ((SCR_FIELDY - 1) * TILEY) / 2)
+#define USE_EXTENDED_GRAPHICS_ENGINE 1
int frame; /* current screen frame */
int screen_x; /* current scroll position */
}
}
-void blitscreen(void)
+void BackToFront_EM(void)
{
static boolean scrolling_last = FALSE;
int left = screen_x / TILEX;
boolean scrolling = (screen_x % TILEX != 0 || screen_y % TILEY != 0);
int x, y;
+ SyncDisplay();
+
if (redraw_tiles > REDRAWTILES_THRESHOLD || scrolling || scrolling_last)
{
/* blit all (up to four) parts of the scroll buffer to the backbuffer */
}
}
+ FlushDisplay();
+
for (x = 0; x < MAX_BUF_XSIZE; x++)
for (y = 0; y < MAX_BUF_YSIZE; y++)
redraw[x][y] = FALSE;
scrolling_last = scrolling;
}
-static void DrawLevelField_EM(int x, int y, int sx, int sy,
- boolean draw_masked)
+void blitscreen(void)
+{
+ BackToFront_EM();
+}
+
+static struct GraphicInfo_EM *getObjectGraphic(int x, int y)
{
int tile = Draw[y][x];
struct GraphicInfo_EM *g = &graphic_info_em_object[tile][frame];
+
+ if (!game.use_native_emc_graphics_engine)
+ getGraphicSourceObjectExt_EM(g, tile, 7 - frame, x - 2, y - 2);
+
+ return g;
+}
+
+static struct GraphicInfo_EM *getPlayerGraphic(int player_nr, int anim)
+{
+ struct GraphicInfo_EM *g = &graphic_info_em_player[player_nr][anim][frame];
+
+ if (!game.use_native_emc_graphics_engine)
+ getGraphicSourcePlayerExt_EM(g, player_nr, anim, 7 - frame);
+
+ return g;
+}
+
+static void DrawLevelField_EM(int x, int y, int sx, int sy,
+ boolean draw_masked)
+{
+ struct GraphicInfo_EM *g = getObjectGraphic(x, y);
int src_x = g->src_x + g->src_offset_x;
int src_y = g->src_y + g->src_offset_y;
int dst_x = sx * TILEX + g->dst_offset_x;
static void DrawLevelFieldCrumbled_EM(int x, int y, int sx, int sy,
int crm, boolean draw_masked)
{
- int tile = Draw[y][x];
- struct GraphicInfo_EM *g = &graphic_info_em_object[tile][frame];
+ struct GraphicInfo_EM *g = getObjectGraphic(x, y);
int left = screen_x / TILEX;
int top = screen_y / TILEY;
int i;
if (crm == 0) /* no crumbled edges for this tile */
return;
+#if 0
+ if (x == 3 && y == 3 && frame == 0)
+ printf("::: %d, %d\n",
+ graphic_info_em_object[207][0].crumbled_src_x,
+ graphic_info_em_object[207][0].crumbled_src_y);
+#endif
+
for (i = 0; i < 4; i++)
{
if (crm & (1 << i))
static void DrawLevelPlayer_EM(int x1, int y1, int player_nr, int anim,
boolean draw_masked)
{
- struct GraphicInfo_EM *g = &graphic_info_em_player[player_nr][anim][frame];
-
+ struct GraphicInfo_EM *g = getPlayerGraphic(player_nr, anim);
int src_x = g->src_x, src_y = g->src_y;
int dst_x, dst_y;
{ 0, +1 }
};
+ if (!game.use_native_emc_graphics_engine)
+ for (y = 2; y < EM_MAX_CAVE_HEIGHT - 2; y++)
+ for (x = 2; x < EM_MAX_CAVE_WIDTH - 2; x++)
+ SetGfxAnimation_EM(&graphic_info_em_object[Draw[y][x]][frame],
+ Draw[y][x], 7 - frame, x - 2, y - 2);
+
for (y = top; y < top + MAX_BUF_YSIZE; y++)
{
for (x = left; x < left + MAX_BUF_XSIZE; x++)
struct GraphicInfo_EM *g = &graphic_info_em_object[tile][frame];
int obj = g->unique_identifier;
int crm = 0;
+ boolean redraw_screen_tile = FALSE;
/* re-calculate crumbled state of this tile */
if (g->has_crumbled_graphics)
}
}
+ redraw_screen_tile = (screentiles[sy][sx] != obj ||
+ crumbled_state[sy][sx] != crm);
+
+#if 0
+ /* !!! TEST ONLY -- CHANGE THIS !!! */
+ if (!game.use_native_emc_graphics_engine)
+ redraw_screen_tile = TRUE;
+#endif
+
/* only redraw screen tiles if they (or their crumbled state) changed */
- if (screentiles[sy][sx] != obj || crumbled_state[sy][sx] != crm)
+ if (redraw_screen_tile)
{
DrawLevelField_EM(x, y, sx, sy, FALSE);
DrawLevelFieldCrumbled_EM(x, y, sx, sy, crm, FALSE);
DrawLevelField_EM(new_x, new_y, new_sx, new_sy, TRUE);
}
- /* mark screen tiles as dirty */
+ /* redraw screen tiles in the next frame (player may have left the tiles) */
screentiles[old_sy][old_sx] = -1;
screentiles[new_sy][new_sx] = -1;
+
+ /* mark screen tiles as dirty (force screen refresh with changed content) */
+ redraw[old_sx][old_sy] = TRUE;
+ redraw[new_sx][new_sy] = TRUE;
+ redraw_tiles += 2;
}
}
if (quick_relocation)
{
- int offset = (setup.scroll_delay ? 3 : 0);
+ int offset = game.scroll_delay_value;
if (!IN_VIS_FIELD(SCREENX(jx), SCREENY(jy)))
{
int player_nr = game_em.last_moving_player;
#endif
int stepsize = TILEX / 8;
- int offset = (setup.scroll_delay ? 3 : 0) * TILEX;
+ int offset = game.scroll_delay_value * TILEX;
int offset_x = offset;
int offset_y = offset;
int screen_x_old = screen_x;
blitplayer(&ply[i]);
blitscreen();
- FlushDisplay();
+
Delay(wait_delay_value);
/* scroll second step to align at full tile size */
screen_x -= dxx;
screen_y -= dyy;
+#if 0
SyncDisplay();
+#endif
animscreen();
blitplayer(&ply[i]);
blitscreen();
- FlushDisplay();
+
Delay(wait_delay_value);
}
for (i = 0; i < MAX_PLAYERS; i++)
blitplayer(&ply[i]);
+#if 0
#if 0
SyncDisplay();
+#endif
blitscreen();
-
- FlushDisplay();
#endif
}