void CzPlatformImaging::getTextureInfo(CzTexture texture, CzTextureinfo& texture_info)
{
CIwTexture* t = static_cast<CIwTexture*>(texture);
texture_info.Width = t->GetWidth();
texture_info.Height = t->GetHeight();
texture_info.Format = toCzImageFormat(t->GetFormat());
texture_info.Filter = t->GetFiltering();
}
void CzPlatformRender::DrawPrimitives(CzRenderPrim3* prims, CzRenderMaterial* materials, int num_prims, bool single_material)
{
while (num_prims-- > 0)
{
CIwMaterial::AlphaMode am = (CIwMaterial::AlphaMode)materials->AlphaMode; // TODO Add proper method to map Marmalade Alpha mode to Marmalade
int vc = prims->VertCount;
// Set up vertex streams
if (prims->UVs != NULL)
IwGxSetUVStream((CIwFVec2*)prims->UVs, 0);
else
IwGxSetUVStream(NULL);
if (prims->ModelSpace)
IwGxSetVertStreamModelSpace((CIwFVec3*)prims->Verts, vc);
else
IwGxSetVertStreamViewSpace((CIwFVec3*)prims->Verts, vc);
IwGxSetColStream((CIwColour*)prims->Colours);
IwGxSetNormStream((CIwFVec3*)prims->Normals);
CzTexture texture = materials->Image->getTexture();
CIwTexture* mt = static_cast<CIwTexture*>(texture);
bool filter;
if (materials->Image->isFilterSet())
filter = mt->GetFiltering();
else
filter = materials->Filter;
// Only create new render material if something important has changed
if (texture != CurrentTexture || CurrentAlphaMode != materials->AlphaMode || CurrentFilter != filter || CurrentTexture == NULL || CurrentTiled != materials->Tiled)
{
CIwMaterial* mat = IW_GX_ALLOC_MATERIAL();
mat->SetTexture(mt);
mat->SetDepthWriteMode(CIwMaterial::DEPTH_WRITE_DISABLED);
mat->SetClamping(!materials->Tiled);
mat->SetFiltering(filter);
mat->SetAlphaMode(am);
mat->SetCullMode(CIwMaterial::CULL_BACK);
// mat->SetCullMode(CIwMaterial::CULL_NONE);
IwGxSetMaterial(mat);
CurrentTexture = texture;
CurrentAlphaMode = materials->AlphaMode;
CurrentTiled = materials->Tiled;
CurrentFilter = filter;
}
else
{
RedundantTextureCalls++;
}
// Render the primitive
IwGxDrawPrims(CzToIwGxPrimType[prims->Type], prims->Indices, prims->IndicesCount);
// Move to next primitive
prims++;
if (!single_material)
materials++;
}
}
CzTexture CzPlatformImaging::CreateTexture(CzTexture source, CzImage::eFormat format)
{
CIwImage::Format f = toMarmImageFormat(format);
if (f == CIwImage::FORMAT_UNDEFINED)
return NULL;
CIwTexture* t = static_cast<CIwTexture*>(source);
CIwImage* image = new CIwImage();
image->SetFormat(f);
image->SetWidth(t->GetWidth());
image->SetHeight(t->GetHeight());
t->GetImage().ConvertToImage(image);
CIwTexture* texture = new CIwTexture();
texture->_SetFlags( CIwTexture::NO_CHROMA_KEY_F );
texture->SetMipMapping(t->GetMipMapping());
texture->SetFiltering(t->GetFiltering());
texture->SetModifiable(t->GetModifiable());
texture->CopyFromImage(image);
delete image;
return (CzTexture)texture;
}