fteqw/engine/shaders/vulkan/defaultadditivesprite.glsl
Spoike de20b1e587 Fix a couple of splitscreen bugs.
Fix Quake3 connectivity issues.
Prepare for displacement maps.
More tweaks for 'quake15'.
Fix vulkan double-free.


git-svn-id: https://svn.code.sf.net/p/fteqw/code/trunk@5398 fc73d0e0-1445-4013-8a0c-d673dee63da5
2019-02-01 08:29:14 +00:00

31 lines
628 B
GLSL

!!permu FOG
!!samps 1
!!argf MASK=0
!!cvarb r_fog_exp2=true
//used by both particles and sprites.
//note the fog blending mode is all that differs from defaultadditivesprite
#include "sys/defs.h"
#include "sys/fog.h"
layout(location=0) varying vec2 tc;
layout(location=1) varying vec4 vc;
#ifdef VERTEX_SHADER
void main ()
{
tc = v_texcoord;
vc = v_colour;
gl_Position = ftetransform();
}
#endif
#ifdef FRAGMENT_SHADER
void main ()
{
vec4 col = texture2D(s_t0, tc);
if (arg_MASK!=0.0 && col.a < float(arg_MASK))
discard;
gl_FragColor = fog4additive(col * vc * e_colourident);
}
#endif