// Do not edit.
import { ShaderStore } from "../Engines/shaderStore.js";
const name = "stereoscopicInterlacePixelShader";
const shader = `const vec3 TWO=vec3(2.0,2.0,2.0);varying vec2 vUV;uniform sampler2D camASampler;uniform sampler2D textureSampler;uniform vec2 stepSize;
#define CUSTOM_FRAGMENT_DEFINITIONS
void main(void)
{bool useCamA;bool useCamB;vec2 texCoord1;vec2 texCoord2;vec3 frag1;vec3 frag2;
#ifdef IS_STEREOSCOPIC_HORIZ
useCamB=vUV.x>0.5;useCamA=!useCamB;texCoord1=vec2(useCamB ? (vUV.x-0.5)*2.0 : vUV.x*2.0,vUV.y);texCoord2=vec2(texCoord1.x+stepSize.x,vUV.y);
#else
#ifdef IS_STEREOSCOPIC_INTERLACED
float rowNum=floor(vUV.y/stepSize.y);useCamA=mod(rowNum,2.0)==1.0;useCamB=mod(rowNum,2.0)==0.0;texCoord1=vec2(vUV.x,vUV.y);texCoord2=vec2(vUV.x,vUV.y);
#else
useCamB=vUV.y>0.5;useCamA=!useCamB;texCoord1=vec2(vUV.x,useCamB ? (vUV.y-0.5)*2.0 : vUV.y*2.0);texCoord2=vec2(vUV.x,texCoord1.y+stepSize.y);
#endif
#endif
if (useCamB){frag1=texture2D(textureSampler,texCoord1).rgb;frag2=texture2D(textureSampler,texCoord2).rgb;}else if (useCamA){frag1=texture2D(camASampler ,texCoord1).rgb;frag2=texture2D(camASampler ,texCoord2).rgb;}else {discard;}
gl_FragColor=vec4((frag1+frag2)/TWO,1.0);}
`;
// Sideeffect
ShaderStore.ShadersStore[name] = shader;
/** @internal */
export const stereoscopicInterlacePixelShader = { name, shader };
//# sourceMappingURL=stereoscopicInterlace.fragment.js.map