lingo3d/lib/engine/renderLoop/effectComposer/ssrEffect/material/shader/finalSSRShader.js

Lingo3D is a React/Vue 3d game development framework that ships with a complete visual editor

export default `#define MODE_DEFAULT             0
#define MODE_REFLECTIONS         1
#define MODE_RAW_REFLECTION      2
#define MODE_BLURRED_REFLECTIONS 3
#define MODE_INPUT               4
#define MODE_BLUR_MIX            5

#define FLOAT_EPSILON            0.00001

uniform sampler2D inputTexture;
uniform sampler2D reflectionsTexture;

#include <boxBlur>

void mainImage(const in vec4 inputColor, const in vec2 uv, out vec4 outputColor) {
    vec4 reflectionsTexel = texture2D(reflectionsTexture, vUv);
    ivec2 size = textureSize(reflectionsTexture, 0);
    vec2 invTexSize = 1. / vec2(size.x, size.y);

    vec3 reflectionClr = reflectionsTexel.xyz;

    if (blur > FLOAT_EPSILON) {
        vec3 blurredReflectionsColor = denoise(reflectionsTexel.rgb, reflectionsTexture, vUv, invTexSize, blur, blurSharpness, blurKernel);

        reflectionClr = mix(reflectionClr, blurredReflectionsColor.rgb, blur);
    }

#if RENDER_MODE == MODE_DEFAULT
    outputColor = vec4(inputColor.rgb + reflectionClr, 1.0);
#endif

#if RENDER_MODE == MODE_REFLECTIONS
    outputColor = vec4(reflectionClr, 1.0);
#endif

#if RENDER_MODE == MODE_RAW_REFLECTION
    outputColor = vec4(reflectionsTexel.xyz, 1.0);
#endif

#if RENDER_MODE == MODE_BLURRED_REFLECTIONS
    outputColor = vec4(blurredReflectionsTexel.xyz, 1.0);
#endif

#if RENDER_MODE == MODE_INPUT
    outputColor = vec4(inputColor.xyz, 1.0);
#endif

#if RENDER_MODE == MODE_BLUR_MIX
    outputColor = vec4(vec3(blur), 1.0);
#endif
}`;
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