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Lights: improve bandwidth usage

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It should improve performance a lot, but it handles at most 32 simultaneous lights on screen.

git-svn-id: svn+ssh://svn.code.sf.net/p/supertuxkart/code/main/trunk@14800 178a84e3-b1eb-0310-8ba1-8eac791a3b58
This commit is contained in:
vincentlj
2013-12-26 22:55:15 +00:00
parent 508d866a2b
commit 4d0b9236b2
7 changed files with 105 additions and 91 deletions
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10
src/graphics/callbacks.cpp
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@@ -356,13 +356,15 @@ void LightBlendProvider::OnSetConstants(IMaterialRendererServices *srv, int)
void PointLightProvider::OnSetConstants(IMaterialRendererServices *srv, int)
{
int lightcount = m_color.size() / 4;
srv->setVertexShaderConstant("screen", m_screen, 2);
srv->setVertexShaderConstant("spec", &m_specular, 1);
srv->setVertexShaderConstant("col", m_color, 3);
srv->setVertexShaderConstant("center", m_pos, 3);
srv->setVertexShaderConstant("r", &m_radius, 1);
srv->setVertexShaderConstant("invproj", m_invproj.pointer(), 16);
srv->setVertexShaderConstant("energy", &m_energy, 1);
srv->setVertexShaderConstant("energy[0]", m_energy.data(), m_energy.size());
srv->setVertexShaderConstant("col[0]", m_color.data(), m_color.size());
srv->setVertexShaderConstant("center[0]", m_pos.data(), m_pos.size());
srv->setVertexShaderConstant("viewm", m_view.pointer(), 16);
srv->setVertexShaderConstant("lightcount", &lightcount, 1);
if (!firstdone)
{