void GPUBillboardSet::setBillboardSize(Ogre::Vector2 size)
{
// The billboard size is stored as custom parameter #0 of this renderable.
// In "Vertex shader only" mode, the parameter is used by the vertex program,
// In "Vertex+Geometry shader" mode, it is used by the geometry program.
setCustomParameter(0, Ogre::Vector4(size.x, size.y, 0.f, 0.f));
mBillboardSize = size;
}
static LOWERCODESIZE void displayUIParameter(int8_t num)
{
int8_t i;
char s[20];
const struct uiParam_s * prm = &uiParameters[ui.activeParamIdx];
ui_setNoActivePot();
strcpy(s,prm->name);
strcat(s,"= ");
switch(prm->type)
{
case ptCont:
s[strlen(s)-1]='\0'; // remove trailing space
ui.lastActivePotValue=ui.adjustedLastActivePotValue=currentPreset.continuousParameters[prm->number];
break;
case ptStep:
strcat(s,prm->values[currentPreset.steppedParameters[prm->number]]);
break;
case ptCust:
// reverse lookup for uiParam value (assumes only steppedParameters will be modified)
memcpy(tempBuffer,currentPreset.steppedParameters,sizeof(currentPreset.steppedParameters));
for(i=0;i<4;++i)
{
setCustomParameter(prm->number,i);
if(!memcmp(tempBuffer,currentPreset.steppedParameters,sizeof(currentPreset.steppedParameters)))
{
strcat(s,prm->values[i]);
break;
}
}
break;
}
sevenSeg_scrollText(s,1);
}
PlanetFilter::PlanetFilter(int face, int lod, int x, int y, int size, int border) : SimpleRenderable() {
initRenderOp();
initVertexData(lod, x, y, size, border);
Real height = getReal("planet.height");
Real radius = getReal("planet.radius");
setMaterial("BaseWhiteNoLighting");
// SampleDistance
setCustomParameter(1, Vector4(1.0 / (size + border), 0, 0, 0));
// inverseSampleDistance
setCustomParameter(2, Vector4(((border + size) << lod) * .25, 0, 0, 0));
// heightScale
setCustomParameter(3, Vector4(height / radius, 0, 0, 0));
// Something weird here with vertical axis mapping.
Matrix3 faceTransform = PlanetCube::getFaceTransform(face);
setCustomParameter(4, Vector4(faceTransform[0][0], faceTransform[1][0], faceTransform[2][0], 0));
setCustomParameter(5, Vector4(-faceTransform[0][1],-faceTransform[1][1],-faceTransform[2][1], 0));
setCustomParameter(6, Vector4(faceTransform[0][2], faceTransform[1][2], faceTransform[2][2], 0));
}
