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add glow modes

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This commit is contained in:
Glenn Maynard
2003-05-04 22:35:42 +00:00
parent c4269307c1
commit df0a74e1b5
6 changed files with 35 additions and 17 deletions
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stepmania/src/RageDisplay.cpp
+21 -14
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@@ -913,24 +913,31 @@ void RageDisplay::SetBlendMode(int src, int dst)
glBlendFunc( GLenum(src), GLenum(dst) );
}
void RageDisplay::SetTextureModeGlow()
void RageDisplay::SetTextureModeGlow(GlowMode m)
{
if(!m_oglspecs->EXT_texture_env_combine) {
if(m == GLOW_WHITEN && !m_oglspecs->EXT_texture_env_combine)
m = GLOW_BRIGHTEN; /* we can't do GLOW_WHITEN */
switch(m)
{
case GLOW_BRIGHTEN:
SetBlendMode( GL_SRC_ALPHA, GL_ONE );
return;
case GLOW_WHITEN:
/* Source color is the diffuse color only: */
glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_COMBINE_EXT);
glTexEnvi(GL_TEXTURE_ENV, GLenum(GL_COMBINE_RGB_EXT), GL_REPLACE);
glTexEnvi(GL_TEXTURE_ENV, GLenum(GL_SOURCE0_RGB_EXT), GL_PRIMARY_COLOR_EXT);
/* Source alpha is texture alpha * diffuse alpha: */
glTexEnvi(GL_TEXTURE_ENV, GLenum(GL_COMBINE_ALPHA_EXT), GL_MODULATE);
glTexEnvi(GL_TEXTURE_ENV, GLenum(GL_OPERAND0_ALPHA_EXT), GL_SRC_ALPHA);
glTexEnvi(GL_TEXTURE_ENV, GLenum(GL_SOURCE0_ALPHA_EXT), GL_PRIMARY_COLOR_EXT);
glTexEnvi(GL_TEXTURE_ENV, GLenum(GL_OPERAND1_ALPHA_EXT), GL_SRC_ALPHA);
glTexEnvi(GL_TEXTURE_ENV, GLenum(GL_SOURCE1_ALPHA_EXT), GL_TEXTURE);
return;
}
/* Source color is the diffuse color only: */
glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_COMBINE_EXT);
glTexEnvi(GL_TEXTURE_ENV, GLenum(GL_COMBINE_RGB_EXT), GL_REPLACE);
glTexEnvi(GL_TEXTURE_ENV, GLenum(GL_SOURCE0_RGB_EXT), GL_PRIMARY_COLOR_EXT);
/* Source alpha is texture alpha * diffuse alpha: */
glTexEnvi(GL_TEXTURE_ENV, GLenum(GL_COMBINE_ALPHA_EXT), GL_MODULATE);
glTexEnvi(GL_TEXTURE_ENV, GLenum(GL_OPERAND0_ALPHA_EXT), GL_SRC_ALPHA);
glTexEnvi(GL_TEXTURE_ENV, GLenum(GL_SOURCE0_ALPHA_EXT), GL_PRIMARY_COLOR_EXT);
glTexEnvi(GL_TEXTURE_ENV, GLenum(GL_OPERAND1_ALPHA_EXT), GL_SRC_ALPHA);
glTexEnvi(GL_TEXTURE_ENV, GLenum(GL_SOURCE1_ALPHA_EXT), GL_TEXTURE);
}
void RageDisplay::SetBlendModeNormal()