UNPKG

molstar

Version:

A comprehensive macromolecular library.

github.com/molstar/molstar

molstar/molstar

2 lines (1 loc) • 4.42 kB
1
2
export declare const assign_material_color = "\n#if defined(dNeedsMarker)\n float marker = uMarker;\n if (uMarker == -1.0) {\n marker = floor(vMarker * 255.0 + 0.5); // rounding required to work on some cards on win\n }\n#endif\n\n#if defined(dRenderVariant_color) || defined(dRenderVariant_tracing)\n #if defined(dUsePalette)\n vec4 material = vec4(texture2D(tPalette, vec2(vPaletteV, 0.5)).rgb, uAlpha);\n #elif defined(dColorType_uniform)\n vec4 material = vec4(uColor, uAlpha);\n #elif defined(dColorType_varying)\n vec4 material = vec4(vColor.rgb, uAlpha);\n #endif\n\n // mix material with overpaint\n #if defined(dOverpaint)\n material.rgb = mix(material.rgb, vOverpaint.rgb, vOverpaint.a);\n #endif\n\n float emissive = uEmissive;\n #ifdef dEmissive\n emissive += vEmissive;\n #endif\n\n float metalness = uMetalness;\n float roughness = uRoughness;\n float bumpiness = uBumpiness;\n #ifdef dSubstance\n float sf = clamp(vSubstance.a, 0.0, 0.99); // clamp to avoid artifacts\n metalness = mix(metalness, vSubstance.r, sf);\n roughness = mix(roughness, vSubstance.g, sf);\n bumpiness = mix(bumpiness, vSubstance.b, sf);\n #endif\n\n #if defined(dXrayShaded)\n material.a = calcXrayShadedAlpha(material.a, normal);\n #endif\n#elif defined(dRenderVariant_depth)\n if (fragmentDepth > getDepth(gl_FragCoord.xy / uDrawingBufferSize)) {\n discard;\n }\n vec4 material;\n if (uRenderMask == MaskOpaque) {\n #if defined(dXrayShaded)\n discard;\n #endif\n #if defined(dTransparency)\n float dta = 1.0 - vTransparency;\n #if __VERSION__ == 100 || defined(dVaryingGroup)\n if (vTransparency < 0.1) dta = 1.0; // hard cutoff to avoid artifacts\n #endif\n\n if (uAlpha * dta < 1.0) {\n discard;\n }\n #else\n if (uAlpha < 1.0) {\n discard;\n }\n #endif\n material = packDepthToRGBA(fragmentDepth);\n } else if (uRenderMask == MaskTransparent) {\n float alpha = uAlpha;\n #if defined(dTransparency)\n float dta = 1.0 - vTransparency;\n alpha *= dta;\n #endif\n\n #ifdef dXrayShaded\n alpha = calcXrayShadedAlpha(alpha, normal);\n #else\n if (alpha == 1.0) {\n discard;\n }\n #endif\n material = packDepthWithAlphaToRGBA(fragmentDepth, alpha);\n }\n#elif defined(dRenderVariant_marking)\n vec4 material;\n if(uMarkingType == 1) {\n if (marker > 0.0)\n discard;\n #ifdef enabledFragDepth\n material = packDepthToRGBA(gl_FragDepthEXT);\n #else\n material = packDepthToRGBA(gl_FragCoord.z);\n #endif\n } else {\n if (marker == 0.0)\n discard;\n float depthTest = 1.0;\n if (uMarkingDepthTest) {\n depthTest = (fragmentDepth >= getDepthPacked(gl_FragCoord.xy / uDrawingBufferSize)) ? 1.0 : 0.0;\n }\n bool isHighlight = intMod(marker, 2.0) > 0.1;\n float viewZ = depthToViewZ(uIsOrtho, fragmentDepth, uNear, uFar);\n float fogFactor = smoothstep(uFogNear, uFogFar, abs(viewZ));\n if (fogFactor == 1.0)\n discard;\n material = vec4(0.0, depthTest, isHighlight ? 1.0 : 0.0, 1.0 - fogFactor);\n }\n#elif defined(dRenderVariant_emissive)\n float emissive = uEmissive;\n #ifdef dEmissive\n emissive += vEmissive;\n #endif\n vec4 material = vec4(emissive);\n#endif\n\n// apply per-group transparency\n#if defined(dTransparency) && (defined(dRenderVariant_pick) || defined(dRenderVariant_color) || defined(dRenderVariant_emissive) || defined(dRenderVariant_tracing))\n float ta = 1.0 - vTransparency;\n if (vTransparency < 0.09) ta = 1.0; // hard cutoff looks better\n\n #if defined(dRenderVariant_pick)\n if (ta * uAlpha < uPickingAlphaThreshold)\n discard; // ignore so the element below can be picked\n #elif defined(dRenderVariant_emissive)\n if (ta < 1.0)\n discard; // emissive not supported with transparency\n #elif defined(dRenderVariant_color) || defined(dRenderVariant_tracing)\n material.a *= ta;\n #endif\n#endif\n";