slembcke · Maeiky · Apr 20, 2022 · Apr 20, 2022 · Apr 20, 2022 · Apr 20, 2022
diff --git a/.gitignore b/.gitignore
@@ -1,60 +1,7 @@
-.DS_Store
-doc/index.html
-
-*.pbxuser
-*.perspectivev3
-xcshareddata
-xcuserdata
-project.xcworkspace
-DerivedData
-build
-Chipmunk-Mac
-Chipmunk-iOS
-ObjectiveChipmunk-Mac
-ObjectiveChipmunk-iOS
-generated_docs
-
-CMakeCache.txt
-CMakeFiles
-Makefile
-cmake_install.cmake
-install_manifest.txt
-
-*.o
-*.obj
-*.dll
-*.so
-*.so.*
-*.dylib
-*.a
+Build/
+imgui.ini
+obj/
+*.wdat
 *.exe
-*.lib
-chipmunk_demos
-
-# Visual studio
-*.opensdf
-*.opendb
-*.sdf
-*.suo
-*.pdb
-*.vcxproj.user
-msvc/vc10/demo/ipch/
-msvc/vc10/chipmunk/Win32/
-msvc/vc10/chipmunk/x64/
-msvc/vc10/demo/Win32/
-msvc/vc10/demo/x64/
-msvc/vc12/chipmunk/Win32/
-msvc/vc12/chipmunk/x64/
-msvc/vc12/demo/Win32/
-msvc/vc12/demo/x64/
-msvc/vc13/chipmunk/Win32/
-msvc/vc13/chipmunk/x64/
-msvc/vc13/demo/Win32/
-msvc/vc13/demo/x64/
-msvc/vc14/demo/Win32/
-msvc/vc14/demo/x64/
-*.log
-*.tlog
-*.db
 
-.vscode
+_out/
diff --git a/README.md b/README.md
@@ -0,0 +1,13 @@
+# Chipmunk2D
+
+## Test the demo live under WebGL2:
+## [![Screen Shot](WebGL/Chipmunk.png)](https://cwc-lib.github.io/Chipmunk2D/WebGL/Web_Emsc_Default_OS/App)
+
+## How to build
+-Grab the last [Cwc](https://github.com/VLiance/Cwc/releases) Release
+
+-Open the executable, the first use it will asscociate **.cwMake** files. *The menu "Config/Set cwc" do the same thing.*
+
+-Download this repo. Some **.cwMake** is avalaible under the cwc folder. Double click on it, the *Toolchains* and *Libs* will be automatically downloaded, then compiled.
+
+***
diff --git a/README.textile b/README.textile
diff --git a/WebGL/Chipmunk.png b/WebGL/Chipmunk.png
diff --git a/WebGL/Web_Emsc_Default_OS/App.html b/WebGL/Web_Emsc_Default_OS/App.html
@@ -0,0 +1,7 @@
+<!doctypehtml><html lang=en-us><head><meta charset=utf-8><meta content="text/html; charset=utf-8"http-equiv=Content-Type><link href=# rel="shortcut icon"><link href=Shell_Common.css rel=stylesheet><style></style></head><body><div id=Title><div id=TitleText><h1><script>document.title=location.pathname.substring(location.pathname.lastIndexOf("/")+1).replace(".html",""),document.write(document.title)</script></h1></div></div><nav id=main-nav><ul id=main-menu><li><a onclick=Module.requestFullScreen(!1,!0) style=cursor:pointer title=WebGL>Fullscreen</a></li><li><div id=SrcLink></div><script>function SetLinkSrcCode(n){document.getElementById("SrcLink").innerHTML=n}</script></li></ul></nav><div id=FpsDiv></div><div id=outputContainer><div id=sandbox>Console Loading...</div><script id=tplSandbox type=text/template><div id="outputInc">
+							<pre class="output"></pre>
+						</div>		
+
+						<div class="input">
+							<textarea rows="1" placeholder="<%= placeholder %>"></textarea>
+						</div></script><script id=tplCommand type=text/template><% if (! _hidden) { %><span class="command"><span class="<%= _class %>"><%= command %></span></span><% } %></script></div><div id=emscriptenCont><div class=emscripten><progress hidden id=progress max=100 value=0></progress><div class=emscripten_border><div id=status class=emscripten>Downloading...</div><div id=spinner class=spinner></div><canvas class=emscripten height=600 id=canvas oncontextmenu=event.preventDefault() width=800></canvas></div></div></div><script src=Shell_Common.js></script><script>window.onload=Shell_OnLoad</script><script src=App.js async></script></body></html>
diff --git a/WebGL/Web_Emsc_Default_OS/App.js b/WebGL/Web_Emsc_Default_OS/App.js
diff --git a/WebGL/Web_Emsc_Default_OS/Shell_Common.css b/WebGL/Web_Emsc_Default_OS/Shell_Common.css
@@ -0,0 +1,292 @@
+/*  This file is a part of VLiance/WebRT, see relative licence  */	
+html {
+		min-height:100%;
+	}
+	header {
+		background: #445555;
+		box-shadow: 0px 0px 5px #BBBBBB;
+	}
+	#Title{
+		position: absolute;
+		top: -15px;
+		text-align: Left;
+		// padding-left: 30px;
+		// padding-right: 30px;
+		width: 100%;
+		height:58px;
+		border-bottom: 2px solid rgb(20, 20, 20);
+		color: #EFEFEF;
+	}
+	#TitleText {
+		padding-left: 30px;
+	}
+
+	#main-menu {
+		padding: 0px;
+		transition: all 0.3s ease-in-out 0s;
+		max-height: 20px;
+	}
+	#main-nav {
+		margin: 0px 0px 0px 0px;
+		padding: 0px;
+		transition: all 1s ease-in-out 0s;
+		position: absolute;
+		left: 50%;
+		transform: translateX(-50%);
+		color: #FFFFFF;
+		top:-2px;
+	}
+
+	#main-nav li{
+		padding-left: 8px;
+		padding-right: 8px;
+		display: inline-block;
+		vertical-align:middle;
+	}
+	#main-nav a{
+		display: block;
+		width: 100%;
+		padding-bottom:7px;
+		color : #BBBBBB;
+		text-decoration: none;
+		box-shadow: none;
+		transition: box-shadow 0.3s ease-in-out;
+	}
+	#main-nav a:hover{
+		color: #5060E8;
+		box-shadow: 0px 3px 0px 0px #5060E8;
+	}
+
+	body {
+		font-family: arial;
+		margin: 0;
+		padding: none;
+		height:100%;
+		width:100%;
+		background: #333333;
+	}
+
+	#all {
+		height: 100%;
+	}
+
+	#page-wrapper {
+		height: 100%;
+	}
+
+	#emscriptenCont{
+		transition: all 1s ease-in-out 0s;
+		position: absolute;
+		left: 50%;
+		top:60px;
+		transform: translateX(-50%);
+	}
+
+      .emscripten { padding-right: 0; margin-left: auto; margin-right: auto; display: block; }
+      div.emscripten { text-align: center; width:100% }      
+      div.emscripten_border { margin-top: 0px;  border: 1px solid #333333; box-shadow: 0px 0px 5px #BBBBBB; display:inline-block;}
+      /* the canvas *must not* have any border or padding, or mouse coords will be wrong */
+      canvas.emscripten { border: 0px none;   transition: all 1s ease-in-out;}
+
+      .spinner {
+        height: 30px;
+        width: 30px;
+        margin: 0;
+        margin-top: 140px;
+        margin-left: 15px;
+        display: inline-block;
+        vertical-align: top;
+
+        -webkit-animation: rotation .8s linear infinite;
+        -moz-animation: rotation .8s linear infinite;
+        -o-animation: rotation .8s linear infinite;
+        animation: rotation 0.8s linear infinite;
+
+        border-left: 5px solid rgb(235, 235, 235);
+        border-right: 5px solid rgb(235, 235, 235);
+        border-bottom: 5px solid rgb(235, 235, 235);
+        border-top: 5px solid rgb(120, 120, 120);
+
+        border-radius: 100%;
+        background-color: rgb(46, 86, 215);
+      }
+
+      @-webkit-keyframes rotation {
+        from {-webkit-transform: rotate(0deg);}
+        to {-webkit-transform: rotate(360deg);}
+      }
+      @-moz-keyframes rotation {
+        from {-moz-transform: rotate(0deg);}
+        to {-moz-transform: rotate(360deg);}
+      }
+      @-o-keyframes rotation {
+        from {-o-transform: rotate(0deg);}
+        to {-o-transform: rotate(360deg);}
+      }
+      @keyframes rotation {
+        from {transform: rotate(0deg);}
+        to {transform: rotate(360deg);}
+      }
+
+      #status {
+
+        font-weight: bold;
+        color: rgb(120, 120, 120);
+      }
+
+      #progress {
+        height: 20px;
+        width: 30px;
+      }
+
+      #controls {
+        display: inline-block;
+        float: right;
+        vertical-align: top;
+        margin-top: 30px;
+        margin-right: 20px;
+      }
+
+	  #outputContainer{
+
+		position: absolute;
+	    bottom: 0;
+	    margin-right: 20px;
+		margin-left: 20px;
+		margin-bottom: 10px;
+	}
+
+	  #outputInc{
+		overflow-y: auto;
+	  }
+
+      #output {
+      //	padding-top: 200px;
+      //	top: 200px;
+        width: 100%;
+        background-color: black;
+        r: white;
+        font-family: 'Lucida Console', Monaco, monospace;
+        outline: none;
+      }
+
+	#FpsDiv{
+		margin-left:100%;
+		//width:110px;
+	}
+
+	#sandbox,
+	#sandbox pre.output,
+	#sandbox pre.output span,
+	#sandbox textarea,
+	#sandbox textarea:focus {
+		font-size:14px;
+		line-height:1.3;
+		font-weight: normal;
+		font-family:"Consolas", "Andale Mono", "Courier New", "Courier", monospace;
+		border:0 none;
+		outline:0 none;
+		-webkit-box-shadow:none;
+		   -moz-box-shadow:none;
+				box-shadow:none;
+	}
+	#sandbox {
+		color: #ccc;
+
+		background: rgba(0, 0, 0, 0.5);
+
+		padding: 10px 5px 5px 15px;
+		-webkit-border-radius: 10px;
+		   -moz-border-radius: 10px;
+				border-radius: 10px;
+
+		border: 1px solid #062E3E;
+		 transition: all 0.3s ease-in-out;
+		 box-shadow: 0px 0px 2px #666666;
+		 margin-top: 8px;
+
+			display: table-cell;
+			vertical-align: bottom;
+			width: 100vw;
+	}
+	#sandbox pre.output {
+		display:block;
+		white-space:pre;
+		width:100%;
+		overflow-y:auto;
+		position:relative;
+		padding:0;
+		margin:0 0 10px;
+		border:0 none;
+		height: 100%;
+		max-height: calc(100vh - 250px);
+	}
+	#sandbox pre.output span           { color:#f7f7f7; }
+	#sandbox pre.output span.command   { color:#ccc; }
+	#sandbox pre.output span.prefix    { color:#777; }
+	#sandbox pre.output span.undefined { color:#777; }
+	#sandbox pre.output span.string    { color:#99f; }
+	#sandbox pre.output span.number    { color:#7f7; }
+
+	#sandbox pre.output span.none     { color:#89949D; }
+	#sandbox pre.output span.trace1     { color:#D1D7FC; }
+	#sandbox pre.output span.trace2     { color:#D89548; }
+	#sandbox pre.output span.trace3     { color:#829AF0; }
+	#sandbox pre.output span.pass     { color:#41C100; } /*7f7*/
+	#sandbox pre.output span.warning     { color:#FFDD00; }
+	#sandbox pre.output span.error     { color:#f77; }
+	#sandbox pre.output span.fatal     { color:#FF0000; }
+
+	#sandbox .input {
+		padding:0 0 0 15px;
+		position:relative;
+	}
+	#sandbox .input:before {
+		content:">";
+		position:absolute;
+		top: 1px;
+		left: 0;
+		color:#ddd
+	}
+	#sandbox textarea {
+		color:#f7f7f7;
+		background:#1D2A2A ;
+		border:0 none;
+		outline:0 none;
+		padding:0;
+		margin:0;
+		resize: none;
+		width:100%;
+		overflow:hidden;
+	}
+	#sandbox textarea:focus {
+		outline:0 none;
+	}
+
+	#sandbox pre.output::-webkit-scrollbar,
+	#sandbox pre.output::-webkit-scrollbar-button,
+	#sandbox pre.output::-webkit-scrollbar-track,
+	#sandbox pre.output::-webkit-scrollbar-track-piece,
+	#sandbox pre.output::-webkit-scrollbar-thumb,
+	#sandbox pre.output::-webkit-scrollbar-corner,
+	#sandbox pre.output::-webkit-resizer {
+		background: transparent;
+	}
+	#sandbox pre.output::-webkit-scrollbar {
+		width:  7px;
+		height: 7px;
+		-webkit-border-radius: 4px;
+				border-radius: 4px;
+	}
+	#sandbox pre.output::-webkit-scrollbar-track-piece {
+		-webkit-border-radius: 5px;
+				border-radius: 5px;
+	}
+	#sandbox pre.output::-webkit-scrollbar-thumb {
+		background: #4f4f4f;
+				border-radius: 5px;
+	}
+	#sandbox pre.output::-webkit-scrollbar-button {
+		width:0;
+		height:0;
+	}
diff --git a/WebGL/Web_Emsc_Default_OS/Shell_Common.js b/WebGL/Web_Emsc_Default_OS/Shell_Common.js
diff --git a/cwc/Build.cwc b/cwc/Build.cwc
@@ -0,0 +1,27 @@
+-{vFlag}=""
+>
+-{sOut}={_sPlatform}_{_sConfig_Type}_{_sOpt}
+>
+-{vIncl}=
+-I ../include/ 
+>
+;Build Engine
+-c ../src/ !../src/cpHastySpace.c -o obj/{sOut}/lib/Chipmunk/
+-{vIncl}
+>
+;Generate Dynamic Lib
+-o obj/{sOut}/lib/ -#To Lib/{sOut}/Chipmunk.{_sDynamic}
+>
+;Generate Static Lib
+-o obj/{sOut}/lib/ -#To Lib/{sOut}/libChipmunk.a
+>
+;Build an Example
+-c ../Demo/ -o obj/{sOut}/
+-{vIncl}
+-{vOS_Flag}
+>
+;Generate executable
+-o obj/{sOut}/ -#To _out/{sOut}/App.*
+{vOS_FlagLink}
+>
+-#Run
diff --git a/cwc/Lib/Web_Emsc_Default_OS/Chipmunk.so b/cwc/Lib/Web_Emsc_Default_OS/Chipmunk.so
diff --git a/cwc/Lib/Web_Emsc_Default_OS/libChipmunk.a b/cwc/Lib/Web_Emsc_Default_OS/libChipmunk.a
diff --git a/cwc/Lib/Windows_Default_Debug/Chipmunk.dll b/cwc/Lib/Windows_Default_Debug/Chipmunk.dll
diff --git a/cwc/Lib/Windows_Default_Debug/libChipmunk.a b/cwc/Lib/Windows_Default_Debug/libChipmunk.a
diff --git a/cwc/Make_For_Web (Emscripten).cwMake b/cwc/Make_For_Web (Emscripten).cwMake
@@ -0,0 +1,11 @@
+;Register Cwc before using a .cwmake
+>
+-{_sOpt}="OS"
+>
+-{vOS_FlagLink}=-s USE_WEBGL2=1 |
+-{vOS_Flag}=-DSOKOL_GLES3 -fdeclspec -DNDEBUG
+> 
+-{_sDynamic}="so"
+>
+-#Run Build.cwc -{_wToolchain}= "VLianceTool/WebRT"
+-{vPreloadRc}="--preload-file Rc/@Rc/"
diff --git a/cwc/Make_For_Windows [Debug].cwMake b/cwc/Make_For_Windows [Debug].cwMake
@@ -0,0 +1,10 @@
+;Register Cwc before using a .cwmake
+>
+-{_sOpt}="Debug"
+>
+-{vOS_FlagLink}=-lgdi32 |
+-{vOS_Flag}=-DSOKOL_GLCORE33
+> 
+-{_sDynamic}="dll"
+>
+-#Run Build.cwc -{_wToolchain}= VLianceTool/LibRT
diff --git a/cwc/Make_For_Windows [Debug][Clang].cwMake b/cwc/Make_For_Windows [Debug][Clang].cwMake
@@ -0,0 +1,10 @@
+;Register Cwc before using a .cwmake
+>
+-{_sOpt}="Debug"
+>
+-{vOS_FlagLink}=-lgdi32 |
+-{vOS_Flag}=-DSOKOL_GLCORE33
+> 
+-{_sDynamic}="dll"
+>
+-#Run Build.cwc -{_wToolchain}= VLianceTool/LibRT[Clang]
diff --git a/cwc/Make_For_Windows [Release].cwMake b/cwc/Make_For_Windows [Release].cwMake
@@ -0,0 +1,10 @@
+;Register Cwc before using a .cwmake
+>
+-{_sOpt}="O2"
+>
+-{vOS_FlagLink}=-lgdi32 |
+-{vOS_Flag}=-DSOKOL_GLCORE33
+> 
+-{_sDynamic}="dll"
+>
+-#Run Build.cwc -{_wToolchain}= VLianceTool/LibRT
diff --git a/demo/ChipmunkDebugDraw.c b/demo/ChipmunkDebugDraw.c
@@ -23,15 +23,21 @@
 #include <stddef.h>
 #include <string.h>
 
-#include "sokol/sokol_gfx.h"
+#include "sokol/sokol.h"
 
 #include "chipmunk/chipmunk_private.h"
 #include "ChipmunkDebugDraw.h"
 
 cpTransform ChipmunkDebugDrawVPMatrix;
 float ChipmunkDebugDrawPointLineScale = 1.0f;
 
-#define GLSL33(x) "#version 330\n" #x
+#ifdef SOKOL_GLCORE33
+#define GLSL(x) "#version 330\n" #x
+#endif
+#ifdef SOKOL_GLES3
+#define GLSL(x) "#version 300 es\n" #x
+#endif
+
 
 static sg_bindings bindings;
 static sg_pipeline pipeline;
@@ -84,7 +90,7 @@ ChipmunkDebugDrawInit(void)
 			.size = sizeof(Uniforms),
 			.uniforms[0] = {.name = "U_vp_matrix", .type = SG_UNIFORMTYPE_MAT4},
 		},
-		.vs.source = GLSL33(
+		.vs.source = GLSL(
 			layout(location = 0) in vec2 IN_pos;
 			layout(location = 1) in vec2 IN_uv;
 			layout(location = 2) in float IN_radius;
@@ -100,15 +106,16 @@ ChipmunkDebugDrawInit(void)
 			} FRAG;
 
 			void main(){
-				gl_Position = U_vp_matrix*vec4(IN_pos + IN_radius*IN_uv, 0, 1);
+				gl_Position = U_vp_matrix*vec4(IN_pos + IN_radius*IN_uv, 0.0, 1.0);
 				FRAG.uv = IN_uv;
 				FRAG.fill = IN_fill;
 				FRAG.fill.rgb *= IN_fill.a;
 				FRAG.outline = IN_outline;
 				FRAG.outline.a *= IN_outline.a;
 			}
 		),
-		.fs.source = GLSL33(
+		.fs.source = GLSL(
+			precision mediump float;
 			in struct {
 				vec2 uv;
 				vec4 fill;
@@ -119,10 +126,10 @@ ChipmunkDebugDrawInit(void)
 
 			void main(){
 				float len = length(FRAG.uv);
-				float fw = length(fwidth(FRAG.uv));
-				float mask = smoothstep(-1, fw - 1, -len);
+				float fw = length(vec2(dFdx(len), dFdy(len)));
+				float mask = smoothstep(-1.0, fw - 1.0, -len);
 
-				float outline = 1 - fw;
+				float outline = 1.0 - fw;
 				float outline_mask = smoothstep(outline - fw, outline, len);
 				vec4 color = FRAG.fill + (FRAG.outline - FRAG.fill*FRAG.outline.a)*outline_mask;
 				OUT_color = color*mask;

diff --git a/demo/ChipmunkDemoTextSupport.c b/demo/ChipmunkDemoTextSupport.c
@@ -22,7 +22,7 @@
 #include <stddef.h>
 #include <string.h>
 
-#include "sokol/sokol_gfx.h"
+#include "sokol/sokol.h"
 
 // #include "chipmunk/chipmunk_private.h"
 // #include "ChipmunkDemo.h"
@@ -39,7 +39,12 @@ static int glyph_indexes[256];
 
 cpTransform ChipmunkDemoTextMatrix;
 
-#define GLSL33(x) "#version 330\n" #x
+#ifdef SOKOL_GLCORE33
+#define GLSL(x) "#version 330\n" #x
+#endif
+#ifdef SOKOL_GLES3
+#define GLSL(x) "#version 300 es\n" #x
+#endif
 
 static sg_bindings bindings;
 static sg_pipeline pipeline;
@@ -102,7 +107,7 @@ ChipmunkDemoTextInit(void)
 			.size = sizeof(Uniforms),
 			.uniforms[0] = {.name = "U_vp_matrix", .type = SG_UNIFORMTYPE_MAT4},
 		},
-		.vs.source = GLSL33(
+		.vs.source = GLSL(
 			layout(location = 0) in vec2 IN_pos;
 			layout(location = 1) in vec2 IN_uv;
 			layout(location = 2) in vec4 IN_color;
@@ -115,13 +120,14 @@ ChipmunkDemoTextInit(void)
 			} FRAG;
 
 			void main(){
-				gl_Position = U_vp_matrix*vec4(IN_pos, 0, 1);
+				gl_Position = U_vp_matrix*vec4(IN_pos, 0.0, 1.0);
 				FRAG.uv = IN_uv;
 				FRAG.color = IN_color;
 			}
 		),
 		.fs.images[0] = {.name = "U_texture", .type = SG_IMAGETYPE_2D},
-		.fs.source = GLSL33(
+		.fs.source = GLSL(
+			precision mediump float;
 			in struct {
 				vec2 uv;
 				vec4 color;

diff --git a/demo/sokol/sokol.h b/demo/sokol/sokol.h
@@ -1,5 +1,7 @@
 #define SOKOL_WIN32_FORCE_MAIN
+#ifndef SOKOL_GLES3
 #define SOKOL_GLCORE33
+#endif
 #include "sokol_app.h"
 #include "sokol_time.h"
 #include "sokol_gfx.h"
diff --git a/include/chipmunk/cpMarch.h b/include/chipmunk/cpMarch.h
@@ -1,6 +1,10 @@
 // Copyright 2013 Howling Moon Software. All rights reserved.
 // See http://chipmunk2d.net/legal.php for more information.
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 /// Function type used as a callback from the marching squares algorithm to sample an image function.
 /// It passes you the point to sample and your context pointer, and you return the density.
 typedef cpFloat (*cpMarchSampleFunc)(cpVect point, void *data);
@@ -26,3 +30,7 @@ CP_EXPORT void cpMarchHard(
   cpMarchSegmentFunc segment, void *segment_data,
   cpMarchSampleFunc sample, void *sample_data
 );
+
+#ifdef __cplusplus
+}
+#endif
diff --git a/include/chipmunk/cpPolyline.h b/include/chipmunk/cpPolyline.h
@@ -1,6 +1,10 @@
 // Copyright 2013 Howling Moon Software. All rights reserved.
 // See http://chipmunk2d.net/legal.php for more information.
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 // Polylines are just arrays of vertexes.
 // They are looped if the first vertex is equal to the last.
 // cpPolyline structs are intended to be passed by value and destroyed when you are done with them.
@@ -68,3 +72,7 @@ CP_EXPORT void cpPolylineSetCollectSegment(cpVect v0, cpVect v1, cpPolylineSet *
 CP_EXPORT cpPolylineSet *cpPolylineConvexDecomposition(cpPolyline *line, cpFloat tol);
 
 #define cpPolylineConvexDecomposition_BETA cpPolylineConvexDecomposition
+
+#ifdef __cplusplus
+}
+#endif
diff --git a/src/cpBody.c b/src/cpBody.c
@@ -103,9 +103,9 @@ cpBodyFree(cpBody *body)
 #ifdef NDEBUG
 	#define	cpAssertSaneBody(body)
 #else
-	static void cpv_assert_nan(cpVect v, char *message){cpAssertHard(v.x == v.x && v.y == v.y, message);}
-	static void cpv_assert_infinite(cpVect v, char *message){cpAssertHard(cpfabs(v.x) != INFINITY && cpfabs(v.y) != INFINITY, message);}
-	static void cpv_assert_sane(cpVect v, char *message){cpv_assert_nan(v, message); cpv_assert_infinite(v, message);}
+	static void cpv_assert_nan(cpVect v, const char *message){cpAssertHard(v.x == v.x && v.y == v.y, message);}
+	static void cpv_assert_infinite(cpVect v, const char *message){cpAssertHard(cpfabs(v.x) != INFINITY && cpfabs(v.y) != INFINITY, message);}
+	static void cpv_assert_sane(cpVect v, const char *message){cpv_assert_nan(v, message); cpv_assert_infinite(v, message);}
 
 	static void
 	cpBodySanityCheck(const cpBody *body)