mirror of
https://github.com/Merlin1809/Eclipse-Shader.git
synced 2026-10-11 17:58:20 +08:00
87 lines
2.3 KiB
GLSL
87 lines
2.3 KiB
GLSL
#include "/lib/settings.glsl"
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uniform sampler2D depthtex0;
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#ifdef DISTANT_HORIZONS
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uniform sampler2D dhDepthTex;
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#define dhVoxyDepthTex dhDepthTex
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#endif
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#ifdef VOXY
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uniform sampler2D vxDepthTexTrans;
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#define dhVoxyDepthTex vxDepthTexTrans
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#endif
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uniform sampler2D colortex1;
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uniform sampler2D colortex2;
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uniform sampler2D colortex16;
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uniform sampler2D colortex17;
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uniform vec2 texelSize;
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float interleaved_gradientNoise(){
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// vec2 coord = gl_FragCoord.xy + (frameCounter%40000);
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vec2 coord = gl_FragCoord.xy ;
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// vec2 coord = gl_FragCoord.xy;
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float noise = fract( 52.9829189 * fract( (coord.x * 0.06711056) + (coord.y * 0.00583715)) );
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return noise ;
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}
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//////////////////////////////VOID MAIN//////////////////////////////
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//////////////////////////////VOID MAIN//////////////////////////////
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//////////////////////////////VOID MAIN//////////////////////////////
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//////////////////////////////VOID MAIN//////////////////////////////
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//////////////////////////////VOID MAIN//////////////////////////////
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#if RESOURCEPACK_SKY != 0
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/* RENDERTARGETS:2,1 */
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#elif defined VOXY
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/* RENDERTARGETS:2 */
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#endif
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void main() {
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bool depthCheck = texelFetch(depthtex0, ivec2(gl_FragCoord.xy), 0).x < 1.0;
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#if RESOURCEPACK_SKY != 0
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vec2 texcoord = gl_FragCoord.xy * texelSize;
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gl_FragData[1] = texelFetch(colortex1, ivec2(gl_FragCoord.xy),0);
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if(
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depthCheck
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#if defined DISTANT_HORIZONS || defined VOXY
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|| texelFetch(dhVoxyDepthTex, ivec2(gl_FragCoord.xy), 0).x < 1.0
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#endif
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) {
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// doing this for precision reasons, DH does NOT like depth => 1.0
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}else{
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#if MAX_COLOR_BUFFERS > 20 || defined VOXY
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vec3 skyColor = texelFetch(colortex17, ivec2(gl_FragCoord.xy),0).rgb;
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#else
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vec3 skyColor = texelFetch(colortex2, ivec2(gl_FragCoord.xy),0).rgb;
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#endif
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skyColor.rgb = max(skyColor.rgb - skyColor.rgb * interleaved_gradientNoise()*0.05, 0.0);
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gl_FragData[1].rgb = skyColor/50.0;
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gl_FragData[1].a = 0.0;
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}
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#endif
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#ifdef VOXY
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if(depthCheck) {
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#endif
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#if RESOURCEPACK_SKY != 0 && (MAX_COLOR_BUFFERS < 20 && !defined VOXY)
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gl_FragData[0] = vec4(0.0);
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#else
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gl_FragData[0] = texelFetch(colortex2, ivec2(gl_FragCoord.xy), 0);
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#endif
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#ifdef VOXY
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} else {
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gl_FragData[0] = texelFetch(colortex16, ivec2(gl_FragCoord.xy), 0);
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}
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#endif
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} |