Fix WASM compilation

CNFG.h

@@ -544,4 +544,3 @@ extern const unsigned short RawdrawFontCharMap[256];
 #endif
 
 #endif
-

CNFGWASMDriver.c

@@ -58,6 +58,10 @@ void CNFGGetScissors( int * xywh )
 	CNFGGetScissorsInternal( xywh );
 }
 
+void CNFGBlitImage(uint32_t *data, int x, int y, int w, int h) {
+	CNFGBlitImageInternal(data, x, y, w, h);
+}
+
 #else
 
 //Rasterizer - if you want to do this, you will need to enable blitting in the javascript.
@@ -90,7 +94,7 @@ int CNFGHandleInput()
 {
 	//Do nothing.
 	//Input is handled on swap frame.
-	return 0;
+	return 1;
 }
 
 #endif

rawdraw_sf.h

@@ -1,5 +1,5 @@
 //This file was automatically generated by Makefile at https://github.com/cntools/rawdraw
-//Generated from files git hash ee3033ea1ad85ef409139067b1f36e35cef8fd4a on Tue Apr 15 12:54:46 AM PDT 2025 (This is not the git hash of this file)
+//Generated from files git hash b1b945260514c1a3b2366b017b1de502b4d78e1c on Mon Jul 21 08:38:02 PM EDT 2025 (This is not the git hash of this file)
 // Copyright 2010-2021 <>< CNLohr, et. al. (Several other authors, many but not all mentioned)
 //	Licensed under the MIT/x11 or NewBSD License you choose.
 //
@@ -3381,7 +3381,7 @@ int CNFGHandleInput()
 {
 	//Do nothing.
 	//Input is handled on swap frame.
-	return 0;
+	return 1;
 }
 
 #endif
@@ -5131,44 +5131,54 @@ void CNFGSetupFullscreen( const char * WindowName, int screen_number )
 
 int debuga, debugb, debugc;
 
+#ifndef MAX_NUM_TOUCHES
+#define MAX_NUM_TOUCHES 10
+#endif
+bool touch_is_down[MAX_NUM_TOUCHES];
+
 int32_t handle_input(struct android_app* app, AInputEvent* event)
 {
 #ifdef ANDROID
 	//Potentially do other things here.
 
 	if (AInputEvent_getType(event) == AINPUT_EVENT_TYPE_MOTION)
 	{
-		int action = AMotionEvent_getAction( event );
-		int whichsource = action >> 8;
-		action &= AMOTION_EVENT_ACTION_MASK;
-		size_t pointerCount = AMotionEvent_getPointerCount(event);
+		int pointer_count = AMotionEvent_getPointerCount(event);
+		int32_t action = AMotionEvent_getAction(event);
+		int flags = action & AMOTION_EVENT_ACTION_MASK;
+		int id = (action & AMOTION_EVENT_ACTION_POINTER_INDEX_MASK) >> AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT;
+		int pid = AMotionEvent_getPointerId(event, id);
 
-		for (size_t i = 0; i < pointerCount; ++i)
-		{
-			int x, y, index;
-			x = AMotionEvent_getX(event, i);
-			y = AMotionEvent_getY(event, i);
-			index = AMotionEvent_getPointerId( event, i );
+		if(pid > 9 || pointer_count > MAX_NUM_TOUCHES){
+			printf("Pointer id larger than MAX_NUM_TOUCHES\n");
+			return 0;
+		}
 
-			if( action == AMOTION_EVENT_ACTION_POINTER_DOWN || action == AMOTION_EVENT_ACTION_DOWN )
-			{
-				int id = index;
-				if( action == AMOTION_EVENT_ACTION_POINTER_DOWN && id != whichsource ) continue;
-				HandleButton( x, y, id, 1 );
-				ANativeActivity_showSoftInput( gapp->activity, ANATIVEACTIVITY_SHOW_SOFT_INPUT_FORCED );
+		switch(flags){
+			case AMOTION_EVENT_ACTION_POINTER_UP:
+			case AMOTION_EVENT_ACTION_UP:{
+				touch_is_down[pid] = 0;
+				HandleButton(AMotionEvent_getX(event, id), AMotionEvent_getY(event, id), pid, 0);
+				break;
 			}
-			else if( action == AMOTION_EVENT_ACTION_POINTER_UP || action == AMOTION_EVENT_ACTION_UP || action == AMOTION_EVENT_ACTION_CANCEL )
-			{
-				int id = index;
-				if( action == AMOTION_EVENT_ACTION_POINTER_UP && id != whichsource ) continue;
-				HandleButton( x, y, id, 0 );
+			case AMOTION_EVENT_ACTION_POINTER_DOWN:
+			case AMOTION_EVENT_ACTION_DOWN:{
+				touch_is_down[pid] = 1;
+				HandleButton(AMotionEvent_getX(event, id), AMotionEvent_getY(event, id), pid, 1);
+				break;
 			}
-			else if( action == AMOTION_EVENT_ACTION_MOVE )
-			{
-				HandleMotion( x, y, index );
+			case AMOTION_EVENT_ACTION_MOVE:{
+				int off = 0; //number of touches preceeding i that are not down
+				for(int i = 0; i-off < pointer_count && pid+i<MAX_NUM_TOUCHES; i++){
+					if(touch_is_down[pid+i] == 0){
+						off++;
+						continue;
+					}
+					HandleMotion(AMotionEvent_getX(event, i-off), AMotionEvent_getY(event, i-off), pid+i);
+				}
+				break;
 			}
 		}
-		return 1;
 	}
 	else if (AInputEvent_getType(event) == AINPUT_EVENT_TYPE_KEY)
 	{
@@ -8174,4 +8184,3 @@ float tdPerlin2D( float x, float y )
 
 #endif
 
-

wasm/.gitignore

@@ -1,2 +1,8 @@
 index.html
-node_modules
+node_modules
+
+subst
+blob_b64
+main.wasm
+mid.js
+opt.js

wasm/Makefile

@@ -43,4 +43,4 @@ main.wasm: rawdraw.c
 	#wasm-objdump -d main.wasm > main.disassembly.txt
 
 clean:
-	rm -rf main.wasm opt.js index.html blob_b64
+	rm -rf main.wasm opt.js index.html blob_b64 mid.js subst

wasm/rawdraw.c

@@ -8,8 +8,6 @@
 
 #include "CNFG.h"
 
-double OGGetAbsoluteTime();
-void OGUSleep( int us );
 void prints( const char * sdebug );
 void print( double idebug );
 double sin( double x );
@@ -39,8 +37,9 @@ void __attribute__((export_name("HandleMotion"))) HandleMotion( int x, int y, in
 	lastmousey = y;
 }
 
-void HandleDestroy()
+int HandleDestroy()
 {
+	return 0;
 	//printf( "Destroying\n" );
 }
 
@@ -272,5 +271,3 @@ void DrawHeightmap()
 		CNFGTackSegment( pta[0], pta[1], ptc[0], ptc[1] );	
 	}
 }
-
-

wasm/subst.c

@@ -77,7 +77,7 @@ void print_help()
 char *outfile_name = NULL;
 char *outfile = NULL;
 size_t outfile_size;
-size_t outfile_current_size;
+size_t outfile_current_size = 0;
 int outfile_set = 0;
 void putchar_in_output(char c)
 {
@@ -200,7 +200,7 @@ int main(int argc, char *argv[])
 			printf("Failed to open %s for output!\n", outfile_name);
 			exit(1);
 		}
-		fwrite(outfile, outfile_current_size - 3, 1, file);
+		fwrite(outfile, outfile_current_size, 1, file);
 		fclose(file);
 	}
 	return 0;

wasm/template.js

@@ -150,7 +150,9 @@ let imports = {
 			SystemStart( title, w, h );
 			fullscreen = false;
 		},
-		CNFGSetupFullscreen : (title,w,h ) => {
+		CNFGSetupFullscreen : (title,screenno) => {
+			let w = document.documentElement.clientWidth;
+			let h = document.documentElement.clientHeight;
 			SystemStart( title, w, h );
 			canvas.style = "position:absolute; top:0; left:0;"
 			fullscreen = true;
@@ -311,4 +313,3 @@ if( RAWDRAW_NEED_BLITTER )
 
 	//Code here would continue executing, but this code is executed *before* main.
 }
-