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binaries/data/mods/public/shaders/glsl/water_high.fs
| Show First 20 Lines • Show All 166 Lines • ▼ Show 20 Lines | |||||||||
| #else // !USE_REFLECTION && !USE_REFRACTION | #else // !USE_REFLECTION && !USE_REFRACTION | ||||||||
| // Simplest case for reflection, return a gradient of blue based on Y component. | // Simplest case for reflection, return a gradient of blue based on Y component. | ||||||||
| vec3 reflColor = mix(vec3(0.76, 0.84, 0.92), vec3(0.24, 0.43, 0.71), -eye.y); | vec3 reflColor = mix(vec3(0.76, 0.84, 0.92), vec3(0.24, 0.43, 0.71), -eye.y); | ||||||||
| #endif | #endif | ||||||||
| return vec4(reflColor, reflMod); | return vec4(reflColor, reflMod); | ||||||||
| } | } | ||||||||
| void main() | vec4 getRefraction(vec3 normal, float depthLimit) | ||||||||
| { | { | ||||||||
| float fresnel; | |||||||||
| vec2 refrCoords; | |||||||||
| vec3 refrColor; | |||||||||
| // Calculate water normals. | |||||||||
| float wavyEffect = waveParams1.r; | |||||||||
| float baseScale = waveParams1.g; | |||||||||
| float flattenism = waveParams1.b; | |||||||||
| float baseBump = waveParams1.a; | |||||||||
| float BigMovement = waveParams2.b; | |||||||||
| // This method uses 60 animated water frames. We're blending between each two frames | |||||||||
| // Scale the normal textures by waviness so that big waviness means bigger waves. | |||||||||
| vec3 ww1 = texture2D(normalMap, (normalCoords.st + normalCoords.zw * BigMovement * waviness / 10.0) * (baseScale - waviness / wavyEffect)).xzy; | |||||||||
| vec3 ww2 = texture2D(normalMap2, (normalCoords.st + normalCoords.zw * BigMovement * waviness / 10.0) * (baseScale - waviness / wavyEffect)).xzy; | |||||||||
| vec3 wwInterp = mix(ww1, ww2, moddedTime) - vec3(0.5, 0.0, 0.5); | |||||||||
| ww1.x = wwInterp.x * WindCosSin.x - wwInterp.z * WindCosSin.y; | |||||||||
| ww1.z = wwInterp.x * WindCosSin.y + wwInterp.z * WindCosSin.x; | |||||||||
| ww1.y = wwInterp.y; | |||||||||
| // Flatten them based on waviness. | |||||||||
| vec3 normal = normalize(mix(vec3(0.0, 1.0, 0.0), ww1, clamp(baseBump + fwaviness / flattenism, 0.0, 1.0))); | |||||||||
| #if USE_FANCY_EFFECTS | |||||||||
| vec4 fancyeffects = texture2D(waterEffectsTex, gl_FragCoord.xy / screenSize); | |||||||||
| normal = mix(vec3(0.0, 1.0, 0.0), normal, 0.5 + waterInfo.r / 2.0); | |||||||||
| normal.xz = mix(normal.xz, fancyeffects.rb, fancyeffects.a / 2.0); | |||||||||
| #else | |||||||||
| normal = mix(vec3(0.0, 1.0, 0.0), normal, 0.5 + waterInfo.r / 2.0); | |||||||||
| #endif | |||||||||
| normal = vec3(-normal.x, normal.y, -normal.z); // The final wave normal vector. | |||||||||
| float depth; | float depth; | ||||||||
| #if USE_REAL_DEPTH | #if USE_REAL_DEPTH | ||||||||
| // Compute real depth at the target point. | // Compute real depth at the target point. | ||||||||
| float water_b = gl_FragCoord.z; | float water_b = gl_FragCoord.z; | ||||||||
| float water_n = 2.0 * water_b - 1.0; | float water_n = 2.0 * water_b - 1.0; | ||||||||
| float waterDBuffer = 2.0 * zNear * zFar / (zFar + zNear - water_n * (zFar - zNear)); | float waterDBuffer = 2.0 * zNear * zFar / (zFar + zNear - water_n * (zFar - zNear)); | ||||||||
| float undisto_z_b = texture2D(depthTex, (gl_FragCoord.xy) / screenSize).x; | float undisto_z_b = texture2D(depthTex, (gl_FragCoord.xy) / screenSize).x; | ||||||||
| Show All 25 Lines | #if USE_REAL_DEPTH | ||||||||
| // try to correct for fish. In general they'd look weirder without this fix. | // try to correct for fish. In general they'd look weirder without this fix. | ||||||||
| if (depth > newDepth + 3.0) | if (depth > newDepth + 3.0) | ||||||||
| distoFactor /= 2.0; // this in general will not fall on the fish but still look distorted. | distoFactor /= 2.0; // this in general will not fall on the fish but still look distorted. | ||||||||
| else | else | ||||||||
| depth = newDepth; | depth = newDepth; | ||||||||
| #endif | #endif | ||||||||
| #if USE_FANCY_EFFECTS | #if USE_FANCY_EFFECTS | ||||||||
| depth = max(depth, fancyeffects.a); | depth = max(depth, depthLimit); | ||||||||
| if (waterDepth < 0.0) | if (waterDepth < 0.0) | ||||||||
| depth = 0.0; | depth = 0.0; | ||||||||
| #endif | #endif | ||||||||
| // Distort the texture coords under where the water is to simulate refraction. | // Distort the texture coords under where the water is to simulate refraction. | ||||||||
| refrCoords = (0.5 * refractionCoords.xy - normal.xz * distoFactor) / refractionCoords.z + 0.5; | vec2 refrCoords = (0.5 * refractionCoords.xy - normal.xz * distoFactor) / refractionCoords.z + 0.5; | ||||||||
| vec3 refColor = texture2D(refractionMap, refrCoords).rgb; | vec3 refColor = texture2D(refractionMap, refrCoords).rgb; | ||||||||
| // Note, the refraction map is cleared using (255, 0, 0), so pixels outside of the water plane are pure red. | // Note, the refraction map is cleared using (255, 0, 0), so pixels outside of the water plane are pure red. | ||||||||
| // If we get a pure red fragment, use an undistorted/less distorted coord instead. | // If we get a pure red fragment, use an undistorted/less distorted coord instead. | ||||||||
| // blur the refraction map, distoring using normal so that it looks more random than it really is | // blur the refraction map, distoring using normal so that it looks more random than it really is | ||||||||
| // and thus looks much better. | // and thus looks much better. | ||||||||
| float blur = (0.3 + clamp(normal.x, -0.1, 0.1)) / refractionCoords.z; | float blur = (0.3 + clamp(normal.x, -0.1, 0.1)) / refractionCoords.z; | ||||||||
| Show All 9 Lines | #endif | ||||||||
| blurColor += vec4(tex.rgb * tex.a, tex.a); | blurColor += vec4(tex.rgb * tex.a, tex.a); | ||||||||
| blurColor /= blurColor.a; | blurColor /= blurColor.a; | ||||||||
| float blurFactor = (distoFactor / 7.0); | float blurFactor = (distoFactor / 7.0); | ||||||||
| refColor = (refColor + blurColor.rgb * blurFactor) / (1.0 + blurFactor); | refColor = (refColor + blurColor.rgb * blurFactor) / (1.0 + blurFactor); | ||||||||
| #else // !USE_REFRACTION | #else // !USE_REFRACTION | ||||||||
| #if USE_FANCY_EFFECTS | #if USE_FANCY_EFFECTS | ||||||||
| depth = max(depth, fancyeffects.a); | depth = max(depth, depthLimit); | ||||||||
| #endif | #endif | ||||||||
| vec3 refColor = color; | vec3 refColor = color; | ||||||||
| #endif | #endif | ||||||||
| // for refraction, we want to adjust the value by v.y slightly otherwise it gets too different between "from above" and "from the sides". | // for refraction, we want to adjust the value by v.y slightly otherwise it gets too different between "from above" and "from the sides". | ||||||||
| // And it looks weird (again, we are not used to seeing water from above). | // And it looks weird (again, we are not used to seeing water from above). | ||||||||
| float fixedVy = max(v_eyeVec.y, 0.01); | float fixedVy = max(v_eyeVec.y, 0.01); | ||||||||
| float murky = mix(200.0, 0.1, pow(murkiness, 0.25)); | float murky = mix(200.0, 0.1, pow(murkiness, 0.25)); | ||||||||
| // Apply water tint and murk color. | |||||||||
| float extFact = max(0.0, 1.0 - (depth * fixedVy / murky)); | |||||||||
| float ColextFact = max(0.0, 1.0 - (depth * fixedVy / murky)); | |||||||||
| vec3 colll = mix(refColor * tint, refColor, ColextFact); | |||||||||
| vec3 refrColor = mix(color, colll, extFact); | |||||||||
| float alpha = clamp(depth, 0.0, 1.0); | |||||||||
| #if !USE_REFRACTION | |||||||||
| alpha = (1.4 - extFact) * alpha; | |||||||||
| #endif | |||||||||
| return vec4(refrColor, alpha); | |||||||||
| } | |||||||||
| void main() | |||||||||
| { | |||||||||
| // Calculate water normals. | |||||||||
| float wavyEffect = waveParams1.r; | |||||||||
| float baseScale = waveParams1.g; | |||||||||
| float flattenism = waveParams1.b; | |||||||||
| float baseBump = waveParams1.a; | |||||||||
| float BigMovement = waveParams2.b; | |||||||||
| // This method uses 60 animated water frames. We're blending between each two frames | |||||||||
| // Scale the normal textures by waviness so that big waviness means bigger waves. | |||||||||
| vec3 ww1 = texture2D(normalMap, (normalCoords.st + normalCoords.zw * BigMovement * waviness / 10.0) * (baseScale - waviness / wavyEffect)).xzy; | |||||||||
| vec3 ww2 = texture2D(normalMap2, (normalCoords.st + normalCoords.zw * BigMovement * waviness / 10.0) * (baseScale - waviness / wavyEffect)).xzy; | |||||||||
| vec3 wwInterp = mix(ww1, ww2, moddedTime) - vec3(0.5, 0.0, 0.5); | |||||||||
| ww1.x = wwInterp.x * WindCosSin.x - wwInterp.z * WindCosSin.y; | |||||||||
| ww1.z = wwInterp.x * WindCosSin.y + wwInterp.z * WindCosSin.x; | |||||||||
| ww1.y = wwInterp.y; | |||||||||
| // Flatten them based on waviness. | |||||||||
| vec3 normal = normalize(mix(vec3(0.0, 1.0, 0.0), ww1, clamp(baseBump + fwaviness / flattenism, 0.0, 1.0))); | |||||||||
| #if USE_FANCY_EFFECTS | |||||||||
| vec4 fancyeffects = texture2D(waterEffectsTex, gl_FragCoord.xy / screenSize); | |||||||||
| normal = mix(vec3(0.0, 1.0, 0.0), normal, 0.5 + waterInfo.r / 2.0); | |||||||||
| normal.xz = mix(normal.xz, fancyeffects.rb, fancyeffects.a / 2.0); | |||||||||
| #else | |||||||||
| normal = mix(vec3(0.0, 1.0, 0.0), normal, 0.5 + waterInfo.r / 2.0); | |||||||||
| #endif | |||||||||
| normal = vec3(-normal.x, normal.y, -normal.z); // The final wave normal vector. | |||||||||
| #if USE_FANCY_EFFECTS | |||||||||
Stan: Needs `USE_REFRACTION`too no ? | |||||||||
vladislavbelovAuthorUnsubmitted Done Inline ActionsNo, since it's accounted in getRefraction. We have kind of "refraction" in any case, USE_REFRACTION just "regulates" quality. vladislavbelov: No, since it's accounted in `getRefraction`. We have kind of "refraction" in any case… | |||||||||
| vec4 refrColor = getRefraction(normal, fancyeffects.a); | |||||||||
| #else | |||||||||
| vec4 refrColor = getRefraction(normal, 0.0); | |||||||||
| #endif | |||||||||
| vec4 reflColor = getReflection(normal); | |||||||||
| // How perpendicular to the normal our view is. Used for fresnel. | // How perpendicular to the normal our view is. Used for fresnel. | ||||||||
| float ndotv = clamp(dot(normal, v_eyeVec), 0.0, 1.0); | float ndotv = clamp(dot(normal, v_eyeVec), 0.0, 1.0); | ||||||||
| // Fresnel for "how much reflection vs how much refraction". | // Fresnel for "how much reflection vs how much refraction". | ||||||||
| fresnel = clamp(((pow(1.1 - ndotv, 2.0)) * 1.5), 0.1, 0.75); // Approximation. I'm using 1.1 and not 1.0 because it causes artifacts, see #1714 | float fresnel = clamp(((pow(1.1 - ndotv, 2.0)) * 1.5), 0.1, 0.75); // Approximation. I'm using 1.1 and not 1.0 because it causes artifacts, see #1714 | ||||||||
| // Specular lighting vectors | // Specular lighting vectors | ||||||||
| vec3 specVector = reflect(sunDir, ww1); | vec3 specVector = reflect(sunDir, ww1); | ||||||||
| // pow is undefined for null or negative values, except on intel it seems. | // pow is undefined for null or negative values, except on intel it seems. | ||||||||
| float specIntensity = clamp(pow(abs(dot(specVector, v_eyeVec)), 100.0), 0.0, 1.0); | float specIntensity = clamp(pow(abs(dot(specVector, v_eyeVec)), 100.0), 0.0, 1.0); | ||||||||
| vec3 specular = specIntensity * 1.2 * mix(vec3(1.5), sunColor, 0.5); | vec3 specular = specIntensity * 1.2 * mix(vec3(1.5), sunColor, 0.5); | ||||||||
| // Apply water tint and murk color. | |||||||||
| float extFact = max(0.0, 1.0 - (depth * fixedVy / murky)); | |||||||||
| float ColextFact = max(0.0, 1.0 - (depth * fixedVy / murky)); | |||||||||
| vec3 colll = mix(refColor * tint, refColor, ColextFact); | |||||||||
| refrColor = mix(color, colll, extFact); | |||||||||
| vec4 reflColor = getReflection(normal); | |||||||||
| vec3 color; | vec3 color; | ||||||||
| #if USE_SHADOWS_ON_WATER && USE_SHADOW | #if USE_SHADOWS_ON_WATER && USE_SHADOW | ||||||||
| float shadow = get_shadow(vec4(v_shadow.xy, v_shadow.zw)); | float shadow = get_shadow(vec4(v_shadow.xy, v_shadow.zw)); | ||||||||
| float fresShadow = mix(fresnel, fresnel * shadow, 0.05 + murkiness * 0.2); | float fresShadow = mix(fresnel, fresnel * shadow, 0.05 + murkiness * 0.2); | ||||||||
| color = mix(refrColor, reflColor.rgb, fresShadow * reflColor.a); | color = mix(refrColor.rgb, reflColor.rgb, fresShadow * reflColor.a); | ||||||||
| color += shadow * specular; | color += shadow * specular; | ||||||||
| #else | #else | ||||||||
| color = mix(refrColor, reflColor.rgb, fresnel * reflColor.a); | color = mix(refrColor.rgb, reflColor.rgb, fresnel * reflColor.a); | ||||||||
| color += specular; | color += specular; | ||||||||
| #endif | #endif | ||||||||
| #if USE_FANCY_EFFECTS | #if USE_FANCY_EFFECTS | ||||||||
| vec3 foam1 = texture2D(normalMap, (normalCoords.st + normalCoords.zw * BigMovement * waviness / 10.0) * (baseScale - waviness / wavyEffect)).aaa; | vec3 foam1 = texture2D(normalMap, (normalCoords.st + normalCoords.zw * BigMovement * waviness / 10.0) * (baseScale - waviness / wavyEffect)).aaa; | ||||||||
| vec3 foam2 = texture2D(normalMap2, (normalCoords.st + normalCoords.zw * BigMovement * waviness / 10.0) * (baseScale - waviness / wavyEffect)).aaa; | vec3 foam2 = texture2D(normalMap2, (normalCoords.st + normalCoords.zw * BigMovement * waviness / 10.0) * (baseScale - waviness / wavyEffect)).aaa; | ||||||||
| vec3 foam3 = texture2D(normalMap, normalCoords.st / 6.0 - normalCoords.zw * 0.02).aaa; | vec3 foam3 = texture2D(normalMap, normalCoords.st / 6.0 - normalCoords.zw * 0.02).aaa; | ||||||||
| vec3 foam4 = texture2D(normalMap2, normalCoords.st / 6.0 - normalCoords.zw * 0.02).aaa; | vec3 foam4 = texture2D(normalMap2, normalCoords.st / 6.0 - normalCoords.zw * 0.02).aaa; | ||||||||
| vec3 foaminterp = mix(foam1, foam2, moddedTime); | vec3 foaminterp = mix(foam1, foam2, moddedTime); | ||||||||
| foaminterp *= mix(foam3, foam4, moddedTime); | foaminterp *= mix(foam3, foam4, moddedTime); | ||||||||
| foam1.x = abs(foaminterp.x * WindCosSin.x) + abs(foaminterp.z * WindCosSin.y); | foam1.x = abs(foaminterp.x * WindCosSin.x) + abs(foaminterp.z * WindCosSin.y); | ||||||||
| color += fancyeffects.g + pow(foam1.x * (3.0 + waviness), 2.6 - waviness / 5.5); | color += fancyeffects.g + pow(foam1.x * (3.0 + waviness), 2.6 - waviness / 5.5); | ||||||||
| #endif | #endif | ||||||||
| #if USE_FOG | #if USE_FOG | ||||||||
| color = get_fog(color); | color = get_fog(color); | ||||||||
| #endif | #endif | ||||||||
FreagarachUnsubmitted Not Done Inline Actions
Freagarach: | |||||||||
| float alpha = clamp(depth, 0.0, 1.0); | float alpha = refrColor.a; | ||||||||
| #if !USE_REFRACTION | |||||||||
| alpha = (1.4 - extFact) * alpha; | |||||||||
| #endif | |||||||||
| float losMod = texture2D(losMap, losCoords.st).a; | float losMod = texture2D(losMap, losCoords.st).a; | ||||||||
| losMod = losMod < 0.03 ? 0.0 : losMod; | losMod = losMod < 0.03 ? 0.0 : losMod; | ||||||||
| gl_FragColor = vec4(color * losMod, alpha); | gl_FragColor = vec4(color * losMod, alpha); | ||||||||
| } | } | ||||||||
Wildfire Games · Phabricator
Needs USE_REFRACTIONtoo no ?