//! sets the Texture
void IBurningShader::setTextureParam( u32 stage, video::CSoftwareTexture2* texture, s32 lodLevel)
{
sInternalTexture *it = &IT[stage];
if ( it->Texture)
it->Texture->drop();
it->Texture = texture;
if ( it->Texture)
{
it->Texture->grab();
// select mignify and magnify ( lodLevel )
//SOFTWARE_DRIVER_2_MIPMAPPING_LOD_BIAS
it->lodLevel = lodLevel;
it->data = (tVideoSample*) it->Texture->lock(ETLM_READ_ONLY,
core::s32_clamp ( lodLevel + SOFTWARE_DRIVER_2_MIPMAPPING_LOD_BIAS, 0, SOFTWARE_DRIVER_2_MIPMAPPING_MAX - 1 ), 0);
// prepare for optimal fixpoint
it->pitchlog2 = s32_log2_s32 ( it->Texture->getPitch() );
const core::dimension2d<u32> &dim = it->Texture->getSize();
it->textureXMask = s32_to_fixPoint ( dim.Width - 1 ) & FIX_POINT_UNSIGNED_MASK;
it->textureYMask = s32_to_fixPoint ( dim.Height - 1 ) & FIX_POINT_UNSIGNED_MASK;
}
}
//! sets the Texture
void IBurningShader::setTexture( u32 stage, video::CSoftwareTexture2* texture, s32 lodLevel)
{
sInternalTexture *it = &IT[stage];
if ( it->Texture)
it->Texture->drop();
it->Texture = texture;
if ( it->Texture)
{
it->Texture->grab();
// select mignify and magnify ( lodLevel )
//SOFTWARE_DRIVER_2_MIPMAPPING_LOD_BIAS
it->lodLevel = lodLevel;
it->Texture->setCurrentMipMapLOD (
core::s32_clamp ( lodLevel + SOFTWARE_DRIVER_2_MIPMAPPING_LOD_BIAS, 0, SOFTWARE_DRIVER_2_MIPMAPPING_MAX - 1 )
);
// prepare for optimal fixpoint
it->pitchlog2 = s32_log2_s32 ( it->Texture->getPitch() );
it->textureXMask = s32_to_fixPoint ( it->Texture->getSize().Width - 1 ) & FIX_POINT_UNSIGNED_MASK;
it->textureYMask = s32_to_fixPoint ( it->Texture->getSize().Height - 1 ) & FIX_POINT_UNSIGNED_MASK;
}
}