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Better Fog Shader

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This commit is contained in:
TheBrokenRail 2023-06-12 19:14:37 -04:00
parent b005106b44
commit a622858a18
1 changed files with 6 additions and 5 deletions
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11
media-layer/core/gles/src/compatibility-layer/shaders/main.fsh
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@ -22,10 +22,6 @@ void main(void) {
if (u_has_texture) { if (u_has_texture) {
gl_FragColor *= texture2D(u_texture_unit, v_texture_pos.xy); gl_FragColor *= texture2D(u_texture_unit, v_texture_pos.xy);
} }
// Alpha Test
if (u_alpha_test && gl_FragColor.a <= 0.1) {
discard;
}
// Fog // Fog
if (u_fog) { if (u_fog) {
float fog_factor; float fog_factor;
@ -34,6 +30,11 @@ void main(void) {
} else { } else {
fog_factor = exp(-u_fog_start * length(v_fog_eye_position)); fog_factor = exp(-u_fog_start * length(v_fog_eye_position));
} }
gl_FragColor = mix(gl_FragColor, u_fog_color, 1.0 - clamp(fog_factor, 0.0, 1.0)); fog_factor = clamp(fog_factor, 0.0, 1.0);
gl_FragColor.rgb = mix(gl_FragColor, u_fog_color, 1.0 - fog_factor).rgb;
}
// Alpha Test
if (u_alpha_test && gl_FragColor.a <= 0.1) {
discard;
} }
} }