HI Loinel,
Where you have Matrial::ColorMode set to anything other than OFF you need to
specify an ColorArray on the associted Drawable - this is missing, so the
drawable is inheriting a random value for its colour.
Robert
On 10/30/07, Lionel Lagarde <[EMAIL PROTECTED]> wrote:
>
> Hi,
>
> I'm running osgviewer (2.0 and 2.2) with the attached OSG file.
>
> The file is composed of 4 drawables. Each drawable defines its own
> StateSet.
> The last drawable material is:
>
> Material {
> DataVariance UNSPECIFIED
> ColorMode OFF
> ambientColor 1 1 1 1
> diffuseColor 1 0 0 1
> specularColor 0 0 1 1
> emissionColor 0 1 0 1
> shininess 10
> }
>
> But the emissive part is not taken into account.
> Curiously, the first frame is correct. The corresponding quad is yellow.
> In the other frames, the quad is red.
>
> If I remove one or more drawable, or if I change the order of the
> drawables
> in the file, the quad is correctly rendered.
>
>
> The bad image:
>
>
> What it should be (I've removed the first drawable):
>
>
> Please help !!!
>
> Group {
> DataVariance UNSPECIFIED
> name "dummy:root"
> nodeMask 0xffffffff
> cullingActive TRUE
> num_children 1
> Geode {
> DataVariance UNSPECIFIED
> name "dummy:geode"
> nodeMask 0x10000
> cullingActive TRUE
> num_drawables 4
> Geometry {
> DataVariance STATIC
> name "dummy:geode:geom0"
> StateSet {
> DataVariance STATIC
> rendering_hint DEFAULT_BIN
> renderBinMode INHERIT
> GL_LIGHTING ON
> Material {
> DataVariance UNSPECIFIED
> name "INH18L75.rgbvisible"
> ColorMode AMBIENT_AND_DIFFUSE
> ambientColor 1 1 1 1
> diffuseColor 1 1 1 1
> specularColor 0 0 0 1
> emissionColor 0 0 0 1
> shininess 0
> }
> }
> useDisplayList TRUE
> useVertexBufferObjects FALSE
> PrimitiveSets 1
> {
> DrawElementsUByte QUADS 4
> {
> 0 1 2 3
> }
> }
> VertexArray Vec3Array 4
> {
> -30 -30 0
> 0 -30 0
> 0 0 0
> -30 0 0
> }
> NormalBinding PER_VERTEX
> NormalArray Vec3Array 4
> {
> 0 0 1
> 0 0 1
> 0 0 1
> 0 0 1
> }
> }
> Geometry {
> DataVariance STATIC
> name "dummy:geode:geom1"
> StateSet {
> DataVariance STATIC
> rendering_hint DEFAULT_BIN
> renderBinMode INHERIT
> GL_LIGHTING ON
> Material {
> DataVariance UNSPECIFIED
> name "RAIL1.rgbvisible"
> ColorMode AMBIENT_AND_DIFFUSE
> ambientColor 1 1 1 1
> diffuseColor 1 1 1 1
> specularColor 0 0 0 1
> emissionColor 0 0 0 1
> shininess 0
> }
> }
> useDisplayList TRUE
> useVertexBufferObjects FALSE
> PrimitiveSets 1
> {
> DrawElementsUByte QUADS 4
> {
> 0 1 2 3
> }
> }
> VertexArray Vec3Array 4
> {
> 0 -30 0
> 30 -30 0
> 30 0 0
> 0 0 0
> }
> NormalBinding PER_VERTEX
> NormalArray Vec3Array 4
> {
> 0 0 1
> 0 0 1
> 0 0 1
> 0 0 1
> }
> }
> Geometry {
> DataVariance STATIC
> name "IMM:geode0::geom"
> StateSet {
> DataVariance STATIC
> rendering_hint DEFAULT_BIN
> renderBinMode INHERIT
> GL_LIGHTING ON
> Material {
> DataVariance UNSPECIFIED
> ColorMode OFF
> ambientColor 1 1 1 1
> diffuseColor 1 1 1 1
> specularColor 0 0 0 1
> emissionColor 0 0 0 1
> shininess 0
> }
> }
> useDisplayList TRUE
> useVertexBufferObjects FALSE
> PrimitiveSets 1
> {
> DrawArrays QUADS 0 4
> }
> VertexArray Vec3Array 4
> {
> -13.5 0 26
> -6 0 26
> -6 0 27
> -13.5 0 27
> }
> NormalBinding PER_VERTEX
> NormalArray Vec3Array 4
> {
> 0 -1 0
> 0 -1 0
> 0 -1 0
> 0 -1 0
> }
> }
> Geometry {
> DataVariance STATIC
> name "IMM:geode1:geom"
> StateSet {
> DataVariance STATIC
> rendering_hint DEFAULT_BIN
> renderBinMode INHERIT
> GL_LIGHTING ON
> Material {
> DataVariance UNSPECIFIED
> ColorMode OFF
> ambientColor 1 1 1 1
> diffuseColor 1 0 0 1
> specularColor 0 0 1 1
> emissionColor 0 1 0 1
> shininess 10
> }
> }
> useDisplayList TRUE
> useVertexBufferObjects FALSE
> PrimitiveSets 1
> {
> DrawArrays QUADS 0 4
> }
> VertexArray Vec3Array 4
> {
> -15 -15 3
> 15 -15 3
> 15 15 3
> -15 15 3
> }
> NormalBinding PER_VERTEX
> NormalArray Vec3Array 4
> {
> 0 0 1
> 0 0 1
> 0 0 1
> 0 0 1
> }
> }
> }
> }
>
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>
>
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