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#include "engine.h"
#include "rendertarget.h"
static struct glaretexture : rendertarget
{
bool dorender()
{
extern void drawglare();
drawglare();
return true;
}
} glaretex;
void cleanupglare()
{
glaretex.cleanup(true);
}
VARFP(glaresize, 6, 8, 10, cleanupglare());
VARP(glare, 0, 0, 1);
VARP(blurglare, 0, 4, 7);
VARP(blurglaresigma, 1, 50, 200);
VAR(debugglare, 0, 0, 1);
void viewglaretex()
{
if(!glare) return;
glaretex.debug();
}
bool glaring = false;
void drawglaretex()
{
if(!glare || renderpath==R_FIXEDFUNCTION) return;
glaretex.render(1<<glaresize, 1<<glaresize, blurglare, blurglaresigma/100.0f);
}
FVARP(glarescale, 0, 1, 8);
void addglare()
{
if(!glare || renderpath==R_FIXEDFUNCTION) return;
glEnable(GL_BLEND);
glBlendFunc(GL_ONE, GL_ONE);
SETSHADER(glare);
glBindTexture(GL_TEXTURE_2D, glaretex.rendertex);
setlocalparamf("glarescale", SHPARAM_PIXEL, 0, glarescale, glarescale, glarescale);
glBegin(GL_TRIANGLE_STRIP);
glTexCoord2f(0, 0); glVertex3f(-1, -1, 0);
glTexCoord2f(1, 0); glVertex3f( 1, -1, 0);
glTexCoord2f(0, 1); glVertex3f(-1, 1, 0);
glTexCoord2f(1, 1); glVertex3f( 1, 1, 0);
glEnd();
glDisable(GL_BLEND);
}
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