ilikecats/stk-code_catmod
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Minor changes and code cleanup (still no fading/transparency).

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git-svn-id: svn+ssh://svn.code.sf.net/p/supertuxkart/code/main/branches/irrlicht@3617 178a84e3-b1eb-0310-8ba1-8eac791a3b58
This commit is contained in:
hikerstk 2009-06-18 23:54:46 +00:00
parent 7bb91862ff
commit f6c37bd837
2 changed files with 6 additions and 7 deletions
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11
src/graphics/skid_marks.cpp
View File

@ -217,7 +217,6 @@ SkidMarks::SkidMarkQuads::SkidMarkQuads(const Vec3 &left, const Vec3 &right,
m_z_offset = z_offset;
m_fade_out = 0.0f;
m_material = material;
Material = *material;
m_aabb = core::aabbox3df(left.toIrrVector());
add(left, right);
@ -232,7 +231,7 @@ void SkidMarks::SkidMarkQuads::add(const Vec3 &left, const Vec3 &right)
int n = Vertices.size();
video::S3DVertex v;
v.Color = m_material->DiffuseColor;
v.Color = Material.DiffuseColor;
v.Color.setAlpha(m_start_alpha);
v.Pos = left.toIrrVector();
v.Pos.Y += m_z_offset;
@ -267,12 +266,14 @@ void SkidMarks::SkidMarkQuads::add(const Vec3 &left, const Vec3 &right)
*/
void SkidMarks::SkidMarkQuads::fade(float f)
{
m_fade_out += f*255;
if(m_fade_out>0.1f*255)
m_fade_out += f;
// Changing the alpha value is quite expensive, so it's only done
// about 10 times till 0 is reached.
if(m_fade_out*10>SkidMarks::m_start_alpha)
{
video::SColor &c=Material.DiffuseColor;
int a=c.getAlpha();
a -= a<m_fade_out ? a : m_fade_out;
a -= a<m_fade_out ? a : (int)m_fade_out;
c.setAlpha(a);
for(unsigned int i=0; i<Vertices.size(); i++)
{

2
src/graphics/skid_marks.hpp
View File

@ -60,8 +60,6 @@ private:
/** For culling, we need the overall radius of the skid marks. We
* approximate this by maintaining an axis-aligned boundary box. */
core::aabbox3df m_aabb;
/** Material to use for the skid marks. */
video::SMaterial *m_material;
public:
SkidMarkQuads (const Vec3 &left, const Vec3 &right,
video::SMaterial *material, float z_offset);