added vertex warp 1 to dos preset

shaders/gbuffers_hand.fsh

@@ -0,0 +1,4 @@
+#version 120
+
+#include "/module/empty.frag"
+

shaders/gbuffers_hand.vsh

@@ -0,0 +1,33 @@
+#version 120
+
+#define pixelSize 2 // [1 2 4 8 16]
+#define itemFix
+
+in int itemId;
+
+varying vec2 texcoord;
+varying vec4 color;
+varying vec2 lmcoord;
+
+uniform mat4 gbufferModelView, gbufferModelViewInverse;
+uniform float viewWidth, viewHeight;
+
+#include "/module/vertex_warp.vert"
+#include "/module/texture_warp.vert"
+
+void main() {
+	texcoord = (gl_TextureMatrix[0] * gl_MultiTexCoord0).xy;
+	lmcoord = (gl_TextureMatrix[1] * gl_MultiTexCoord1).xy;
+	color = gl_Color;
+
+	#if vWarp > 0
+		vertex_warp();
+	#else
+		gl_Position = ftransform();
+	#endif
+
+	if(itemId == 0) {
+		texture_warp();
+	}
+}
+

shaders/lang/en_US.lang

@@ -28,4 +28,7 @@ value.vWarp.16=Extreme (16x)
 value.vWarp.32=Silly (32x)
 option.tWarp=Texture Warping
 option.tWarp.comment=Emulates affine texture mapping responsible for warping textures on the PSX
+option.itemFix=Held Item Fix
+option.itemFix.comment=Exclude held item from texture warping
+
 

shaders/module/vertex_warp.vert

@@ -7,6 +7,6 @@ vec4 vertex_warp() {
 	vec4 position = gbufferModelViewInverse * gl_ModelViewMatrix * gl_Vertex;
 	vec2 nearest = round(position.xy / position.w * screen) / screen;
 	position.xy = nearest;
-	return (gl_ProjectionMatrix * gbufferModelView * position);
+	gl_Position = gl_ProjectionMatrix * gbufferModelView * position;
 }
 

shaders/shaders.properties

@@ -1,11 +1,13 @@
 sliders=pixelSize hueSteps satSteps valSteps rgbSteps vWarp
 
 profile.DEFAULT=pixelSize=2 colorMode=0 dithering hueSteps=4 satSteps=4 valSteps=4 vWarp=0 !tWarp
-profile.PSX=pixelsize=2 colorMode=1 !dithering rgbSteps=16 vWarp=2 tWarp
-profile.DOS=pixelSize=4 colorMode=1 dithering rgbSteps=2 vWarp=0 !tWarp
+profile.PSX=pixelsize=2 colorMode=1 !dithering rgbSteps=16 vWarp=2 tWarp itemFix
+profile.DOS=pixelSize=4 colorMode=1 dithering rgbSteps=2 vWarp=1 !tWarp
 
 screen=<profile> <empty> pixelSize <empty> [COLOR] [PSX]
 
 screen.COLOR=colorMode dithering rgbSteps <empty> hueSteps satSteps valSteps
-screen.PSX=vWarp tWarp
+screen.PSX=vWarp tWarp <empty> itemFix
+
+gbuffers_hand.enabled=tWarp && itemFix