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Emscripten: slip D_SRB2Loop core loop into D_RunFrame

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Alam Ed Arias 2025-03-27 16:20:04 -04:00
parent 80412998c9
commit 49e224e67c
1 changed files with 52 additions and 10 deletions
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62
src/d_main.c
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@ -15,6 +15,10 @@
/// plus functions to parse command line parameters, configure game
/// parameters, and call the startup functions.
#ifdef __EMSCRIPTEN__
#include <emscripten.h>
#endif
#if defined (__unix__) || defined (__APPLE__) || defined (UNIXCOMMON)
#include <sys/stat.h>
#include <sys/types.h>
@ -693,16 +697,11 @@ static void D_Display(void)
tic_t rendergametic;
static void D_RunFrame(void);
static tic_t oldentertics = 0;
void D_SRB2Loop(void)
{
tic_t entertic = 0, oldentertics = 0, realtics = 0, rendertimeout = INFTICS;
double deltatics = 0.0;
double deltasecs = 0.0;
static lumpnum_t gstartuplumpnum;
boolean interp = false;
boolean doDisplay = false;
if (dedicated)
server = true;
@ -746,13 +745,55 @@ void D_SRB2Loop(void)
/* Smells like a hack... Don't fade Sonic's ass into the title screen. */
if (gamestate != GS_TITLESCREEN)
{
gstartuplumpnum = W_CheckNumForPatchName("STARTUP");
lumpnum_t gstartuplumpnum = W_CheckNumForPatchName("STARTUP");
if (gstartuplumpnum == LUMPERROR)
gstartuplumpnum = W_GetNumForPatchName("MISSING");
V_DrawScaledPatch(0, 0, 0, W_CachePatchNum(gstartuplumpnum, PU_PATCH));
}
#ifdef __EMSCRIPTEN__
emscripten_set_main_loop(D_RunFrame, 0, 1);
#else
for (;;)
{
D_RunFrame();
}
#endif
}
static boolean D_LockFrame = false;
#ifdef __EMSCRIPTEN__
void change_resolution(int x, int y)
{
setmodeneeded = VID_GetModeForSize(x, y) + 1;
}
void pause_loop(void)
{
D_LockFrame = true;
//emscripten_sleep(1000);
emscripten_pause_main_loop();
}
void resume_loop(void)
{
D_LockFrame = false;
//emscripten_sleep(1000);
emscripten_resume_main_loop();
}
#endif
static void D_RunFrame(void)
{
static tic_t entertic = 0, realtics = 0, rendertimeout = INFTICS;
static double deltatics = 0.0;
static double deltasecs = 0.0;
static boolean interp = false;
static boolean doDisplay = false;
if (!D_LockFrame)
{
// capbudget is the minimum precise_t duration of a single loop iteration
precise_t capbudget;
@ -908,6 +949,7 @@ void D_SRB2Loop(void)
deltasecs = (double)((INT64)(finishprecise - enterprecise)) / I_GetPrecisePrecision();
deltatics = deltasecs * NEWTICRATE;
}
return;
}
//