From 847962910f0bff071f3bf07c9abb87764fb6cac3 Mon Sep 17 00:00:00 2001 From: claude-bot Date: Mon, 13 Jul 2026 12:40:03 +0000 Subject: Import aap/librw @ master Snapshot for re3/reVC vendoring, per @lzcnt. Source: https://github.com/aap/librw (master). --- src/gl/shaders/matfx_env.frag | 34 ++++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 src/gl/shaders/matfx_env.frag (limited to 'src/gl/shaders/matfx_env.frag') diff --git a/src/gl/shaders/matfx_env.frag b/src/gl/shaders/matfx_env.frag new file mode 100644 index 0000000..0ef20d1 --- /dev/null +++ b/src/gl/shaders/matfx_env.frag @@ -0,0 +1,34 @@ +uniform sampler2D tex0; +uniform sampler2D tex1; + +uniform vec4 u_fxparams; + +#define shininess (u_fxparams.x) +#define disableFBA (u_fxparams.y) + +FSIN vec4 v_color; +FSIN vec4 v_envColor; +FSIN vec2 v_tex0; +FSIN vec2 v_tex1; +FSIN float v_fog; + +void +main(void) +{ + vec4 pass1 = v_color; + pass1 *= texture(tex0, vec2(v_tex0.x, 1.0-v_tex0.y)); + + vec4 pass2 = v_envColor*shininess*texture(tex1, vec2(v_tex1.x, 1.0-v_tex1.y)); + + pass1.rgb = mix(u_fogColor.rgb, pass1.rgb, v_fog); + pass2.rgb = mix(vec3(0.0, 0.0, 0.0), pass2.rgb, v_fog); + + float fba = max(pass1.a, disableFBA); + vec4 color; + color.rgb = pass1.rgb*pass1.a + pass2.rgb*fba; + color.a = pass1.a; + + DoAlphaTest(color.a); + + FRAGCOLOR(color); +} -- cgit v1.2.3