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* Added improvements from MentalRay material creation to standard Max…
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… material creation
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Sebastian Friston committed Feb 28, 2014
1 parent 2ac2643 commit e01f53e
Showing 1 changed file with 76 additions and 37 deletions.
113 changes: 76 additions & 37 deletions MaxBridgeUtility/MaxPlugin/Materials.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -674,27 +674,59 @@ public override string MakeScript()
Commands.Add(string.Format("material.adLock = {0}", adLock));
Commands.Add(string.Format("material.dsLock = {0}", dsLock));

if (ambientMap != null)
Commands.Add(string.Format("material.diffuseMapEnable = true;"));
Commands.Add(string.Format("material.diffuseMapAmount = {0}", diffuseMapAmount * 100f));

// CompositeTextureMap help page: http://docs.autodesk.com/3DSMAX/15/ENU/MAXScript-Help/index.html?url=files/GUID-611E1342-F976-4E95-8F78-88175B329745.htm,topicNumber=d30e510982
Commands.Add(string.Format("material.diffuseMap = CompositeTextureMap()"));
Commands.Add(string.Format("material.diffuseMap.add()"));
Commands.Add(string.Format("material.diffuseMap.blendMode[2] = 2"));

string addDiffuseMapCommand = "";
if (diffuseMap != null)
{
addDiffuseMapCommand = string.Format("map1:(bitmapTexture filename:\"{0}\")", diffuseMap);
}

Commands.Add(string.Format("material.diffuseMap.mapList[1] = RGB_Multiply {0} color2:(color {1} {2} {3})", addDiffuseMapCommand, diffuse.R, diffuse.G, diffuse.B));

if (diffuseMap != null)
{
Commands.Add(string.Format("material.ambientMap = RGB_Multiply map1:(bitmapTexture filename:\"{0}\") color2:(color {1} {2} {3})", ambientMap, ambient.R, ambient.G, ambient.B));
Commands.Add(string.Format("material.ambientMapAmount = {0}", ambientMapAmount * 100.0));
Commands.Add(string.Format("material.ambientMap.map1.coords.u_tiling = {0}; material.ambientMap.map1.coords.v_tiling = {1};", u_tiling, v_tiling));
Commands.Add(string.Format("material.diffuseMap.mapList[1].map1.coords.u_tiling = {0}; material.diffuseMap.mapList[1].map1.coords.v_tiling = {1};", u_tiling, v_tiling));

if (DisableFiltering)
{
Commands.Add(string.Format("material.ambientMap.map1.coords.blur = 0.01;"));
Commands.Add(string.Format("material.ambientMap.map1.filtering = 2;"));
Commands.Add(string.Format("material.diffuseMap.mapList[1].map1.coords.blur = 0.01;"));
Commands.Add(string.Format("material.diffuseMap.mapList[1].map1.filtering = 2;"));
}
}
else

string addAmbientMapCommand = "";
if (ambientMap != null)
{
Commands.Add(string.Format("material.ambient = color {0} {1} {2}", ambient.R, ambient.G, ambient.B));
addAmbientMapCommand = string.Format("map1:(bitmapTexture filename:\"{0}\")", ambientMap);
}

Commands.Add(string.Format("material.diffuseMap.mapList[2] = RGB_Multiply {0} color2:(color {1} {2} {3})", addAmbientMapCommand, ambient.R * ambientMapAmount, ambient.G * ambientMapAmount, ambient.B * ambientMapAmount));

if (ambientMap != null)
{
Commands.Add(string.Format("material.diffuseMap.mapList[2].map1.coords.u_tiling = {0}; material.diffuseMap.mapList[2].map1.coords.v_tiling = {1};", u_tiling, v_tiling));

if (DisableFiltering)
{
Commands.Add(string.Format("material.diffuseMap.mapList[2].map1.coords.blur = 0.01;"));
Commands.Add(string.Format("material.diffuseMap.mapList[2].map1.filtering = 2;"));
}
}

Commands.Add(string.Format("material.diffuseMap.mask[2] = material.diffuseMap.mapList[1]"));

if (bumpMap != null)
{
Commands.Add(string.Format("material.bumpMapEnable = true;"));
Commands.Add(string.Format("material.bumpMap = (bitmapTexture filename:\"{0}\")", bumpMap));
Commands.Add(string.Format("material.bumpMapAmount = {0}", bumpMapAmount * BumpScalar));
Commands.Add(string.Format("material.bumpMapAmount = {0}", (bumpMapAmount * BumpScalar * 100f)));
Commands.Add(string.Format("material.bumpMap.coords.u_tiling = {0}; material.bumpMap.coords.v_tiling = {1};", u_tiling, v_tiling));

if (DisableFiltering)
Expand All @@ -704,58 +736,65 @@ public override string MakeScript()
}
}

if (diffuseMap != null)
//If a cutout map is set, it marks all items as translucent to max which makes multiple pass alpha blending tricky, meaning that while the renders look ok, in the viewports it looks like the z-buffer
//is being completely ignored, so, if there isn't actually any translucency/transparency, just dont do anything...

bool isTranslucent = ((opacityMap != null) || (opacityMapAmount != 1));

if (isTranslucent)
{
Commands.Add(string.Format("material.diffuseMap = RGB_Multiply map1:(bitmapTexture filename:\"{0}\") color2:(color {1} {2} {3})", diffuseMap, diffuse.R, diffuse.G, diffuse.B));
Commands.Add(string.Format("material.diffuseMapAmount = {0}", diffuseMapAmount * 100.0));
Commands.Add(string.Format("material.diffuseMap.map1.coords.u_tiling = {0}; material.diffuseMap.map1.coords.v_tiling = {1};", u_tiling, v_tiling));
Commands.Add(string.Format("material.opacityMapEnable = true;"));

if (DisableFiltering)
string addOpacityMapCommand = "";
if (opacityMap != null)
{
Commands.Add(string.Format("material.diffuseMap.map1.coords.blur = 0.01;"));
Commands.Add(string.Format("material.diffuseMap.map1.filtering = 2;"));
addOpacityMapCommand = string.Format("map1:(bitmapTexture filename:\"{0}\")", opacityMap);
}
}
else
{
Commands.Add(string.Format("material.diffuse = color {0} {1} {2}", diffuse.R, diffuse.G, diffuse.B));
}

if (opacityMap != null)
{
Commands.Add(string.Format("material.opacityMap = (bitmapTexture filename:\"{0}\")", opacityMap));
Commands.Add(string.Format("material.opacityMapAmount = {0}", opacityMapAmount * 100.0));
Commands.Add(string.Format("material.opacityMap.coords.u_tiling = {0}; material.opacityMap.coords.v_tiling = {1};", u_tiling, v_tiling));
float opacityMapConstant = (int)(255f * opacityMapAmount);
Commands.Add(string.Format("material.opacityMap = RGB_Multiply {0} color2:(color {1} {2} {3})", addOpacityMapCommand, opacityMapConstant, opacityMapConstant, opacityMapConstant));

if (DisableFiltering)
if (opacityMap != null)
{
Commands.Add(string.Format("material.opacityMap.coords.blur = 0.01;"));
Commands.Add(string.Format("material.opacityMap.filtering = 2;"));
Commands.Add(string.Format("material.opacityMap.map1.coords.u_tiling = {0}; material.opacityMap.map1.coords.v_tiling = {1};", u_tiling, v_tiling));

if (DisableFiltering)
{
Commands.Add(string.Format("material.opacityMap.map1.coords.blur = 0.01;"));
Commands.Add(string.Format("material.opacityMap.map1.filtering = 2;"));
}
}
}
else
{
Commands.Add(string.Format("material.opacity = {0}", opacityMapAmount * 100.0));
}

Commands.Add(string.Format("material.specularLevel = {0}", specularLevel));
Commands.Add(string.Format("material.glossiness = {0}", glossiness * GlossScalar));

if (specularMap != null)
{
Commands.Add(string.Format("material.specularMapEnable = true;"));
Commands.Add(string.Format("material.specularMap = RGB_Multiply map1:(bitmapTexture filename:\"{0}\") color2:(color {1} {2} {3})", specularMap, specular.R, specular.G, specular.B));
Commands.Add(string.Format("material.specularMap.map1.coords.u_tiling = {0}; material.specularMap.map1.coords.v_tiling = {1};", u_tiling, v_tiling));

if (DisableFiltering)
{
Commands.Add(string.Format("material.specularMap.map1.coords.blur = 0.01;"));
Commands.Add(string.Format("material.specularMap.map1.filtering = 2;"));
Commands.Add(string.Format("material.specularMap.map1.coords.blur = 0.01"));
Commands.Add(string.Format("material.specularMap.map1.filtering = 2"));
}
}
else
{
Commands.Add(string.Format("material.specular = (color {0} {1} {2})", specular.R, specular.G, specular.B));
}

Commands.Add(string.Format("material.specularLevel = {0}", specularLevel * 100.0));
Commands.Add(string.Format("material.glossiness = {0}", glossiness * 100.0 * GlossScalar));
/*If a material is opaque, then flag it as such for mental ray to improve render times. The property in mental ray connection is that of the slot however and not the material, so we have to 'assign' the material,
then make the change - http://forums.cgsociety.org/archive/index.php/t-914476.html*/
if (!isTranslucent)
{
Commands.Add("m = meditmaterials[1]");
Commands.Add("meditmaterials[1] = material");
Commands.Add("material.mental_ray__material_custom_attribute.Opaque = true");
Commands.Add("meditmaterials[1] = m");
}

Commands.Add("(getHandleByAnim material) as String");

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