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out vec4 fragColor;
uniform usampler2D objectId;
uniform sampler2D transparentAccum;
#ifdef WORKBENCH_REVEALAGE_ENABLED
uniform sampler2D transparentRevealage;
#endif
uniform vec2 invertedViewportSize;
layout(std140) uniform world_block {
WorldData world_data;
};
void main()
{
ivec2 texel = ivec2(gl_FragCoord.xy);
vec2 uv_viewport = gl_FragCoord.xy * invertedViewportSize;
uint object_id = texelFetch(objectId, texel, 0).r;
vec4 transparent_accum = texelFetch(transparentAccum, texel, 0);
#ifdef WORKBENCH_REVEALAGE_ENABLED
float transparent_revealage = texelFetch(transparentRevealage, texel, 0).r;
#endif
vec4 color;
vec4 bg_color;
#ifdef V3D_SHADING_OBJECT_OUTLINE
float outline = calculate_object_outline(objectId, texel, object_id);
#else /* V3D_SHADING_OBJECT_OUTLINE */
float outline = 1.0;
#endif /* V3D_SHADING_OBJECT_OUTLINE */
bg_color = vec4(background_color(world_data, uv_viewport.y), 0.0);
if (object_id == NO_OBJECT_ID) {
color = bg_color;
} else {
#ifdef WORKBENCH_REVEALAGE_ENABLED
color = vec4((transparent_accum.xyz / max(transparent_accum.a, EPSILON)) * (1.0 - transparent_revealage), 1.0);
color = mix(bg_color, color, clamp(1.0 - transparent_revealage, 0.0, 1.0));
#else
color = vec4(transparent_accum.xyz / max(transparent_accum.a, EPSILON), 1.0);
#endif
}
fragColor = vec4(mix(world_data.object_outline_color.rgb, color.xyz, outline), 1.0);
}
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