mirror of
https://git.stillkill.net/MinecraftLeak/Narration-NoGeneratedLevel-20170216.git
synced 2026-10-22 13:12:19 +01:00
154 lines
3.6 KiB
Plaintext
154 lines
3.6 KiB
Plaintext
// __multiversion__
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// This signals the loading code to prepend either #version 100 or #version 300 es as apropriate.
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// To use centroid sampling we need to have version 300 es shaders, which requires changing:
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// attribute to in
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// varying to out when in vertex shaders or in when in fragment shaders
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// defining an out vec4 FragColor and replacing uses of gl_FragColor with FragColor
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// texture2D to texture
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#if __VERSION__ >= 300
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// version 300 code
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#define varying in
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#define texture2D texture
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layout(location = 0) out vec4 FragColor;
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#define gl_FragColor FragColor
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layout(location = 1) out vec4 FragData;
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#define gl_FragData FragData
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#ifdef MSAA_FRAMEBUFFER_ENABLED
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#define _centroid centroid
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#else
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#define _centroid
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#endif
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#ifndef NO_TEXTURE
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_centroid in vec2 uv;
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#endif
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#else
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// version 100 code
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#ifndef NO_TEXTURE
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#if defined(TEXEL_AA) && defined(TEXEL_AA_FEATURE)
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varying highp vec2 uv;
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#else
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varying vec2 uv;
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#endif
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#endif
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#endif
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#include "shaders/util.h"
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varying vec4 bloomControl;
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uniform sampler2D TEXTURE_0;
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uniform sampler2D TEXTURE_1;
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#ifdef USE_MULTITEXTURE
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uniform sampler2D TEXTURE_2;
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#endif
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varying vec4 light;
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varying vec4 fogColor;
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#ifdef USE_OVERLAY
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varying vec4 overlayColor;
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#endif
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#if defined(USE_COLOR_MASK) || defined(ITEM_IN_HAND) || defined(COLOR_SECOND_TEXTURE)
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varying vec4 changeColor;
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#endif
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#ifdef GLINT
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varying vec2 layer1UV;
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varying vec2 layer2UV;
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varying vec4 tileLightColor;
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varying vec4 glintColor;
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#endif
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vec4 glintBlend(vec4 dest, vec4 source) {
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// glBlendFuncSeparate(GL_SRC_COLOR, GL_ONE, GL_ONE, GL_ZERO)
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return vec4(source.rgb * source.rgb, source.a) + vec4(dest.rgb, 0.0);
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}
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#ifdef USE_EMISSIVE
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#define NEEDS_DISCARD(C) (C.a + C.r + C.g + C.b == 0.0)
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#else
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#ifndef USE_COLOR_MASK
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#define NEEDS_DISCARD(C) (C.a < 0.5)
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#else
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#define NEEDS_DISCARD(C) (C.a <= 0.0)
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#endif
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#endif
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void main()
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{
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vec4 color = vec4(1.0);
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#ifndef NO_TEXTURE
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#if !defined(TEXEL_AA) || !defined(TEXEL_AA_FEATURE)
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color = texture2D( TEXTURE_0, uv );
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#else
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color = texture2D_AA(TEXTURE_0, uv);
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#endif
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#ifdef ALPHA_TEST
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if(NEEDS_DISCARD(color))
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discard;
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#endif
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#endif
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#ifdef USE_COLOR_MASK
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color.rgb = mix(color.rgb, color.rgb*changeColor.rgb, color.a);
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color.a = 1.0;
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#endif
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#ifdef ITEM_IN_HAND
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color.rgb = mix(color.rgb, color.rgb*changeColor.rgb, light.a);
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#endif
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#ifdef USE_MULTITEXTURE
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vec4 tex1 = texture2D( TEXTURE_1, uv );
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vec4 tex2 = texture2D( TEXTURE_2, uv );
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color.rgb = mix(color.rgb, tex1.rgb, tex1.a);
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#ifdef COLOR_SECOND_TEXTURE
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if (tex2.a > 0.0) {
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color.rgb = tex2.rgb + (tex2.rgb * changeColor.rgb - tex2.rgb)*tex2.a;//lerp(tex2.rgb, tex2 * changeColor.rgb, tex2.a)
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}
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#else
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color.rgb = mix(color.rgb, tex2.rgb, tex2.a);
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#endif
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#endif
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#ifdef USE_OVERLAY
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//use either the diffuse or the OVERLAY_COLOR
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color.rgb = mix(color, overlayColor, overlayColor.a).rgb;
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#endif
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#ifdef USE_EMISSIVE
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//make glowy stuff
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color *= mix(vec4(1.0), light, color.a );
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#else
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color *= light;
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#endif
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//apply fog
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color.rgb = mix( color.rgb, fogColor.rgb, fogColor.a );
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#ifdef GLINT
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// Applies color mask to glint texture instead and blends with original color
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vec4 layer1 = texture2D(TEXTURE_1, fract(layer1UV)).rgbr * glintColor;
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vec4 layer2 = texture2D(TEXTURE_1, fract(layer2UV)).rgbr * glintColor;
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vec4 glint = (layer1 + layer2) * tileLightColor;
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color = glintBlend(color, glint);
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#endif
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//WARNING do not refactor this
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#if __VERSION__ >= 300
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gl_FragColor = color;
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vec3 lightCol = pow(mix(light.rgb, light.rgb * color.rgb, 0.8), vec3(bloomControl.x)) * bloomControl.y * 0.5;
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gl_FragData = vec4(lightCol, 1.0);
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#else
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gl_FragColor = color;
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#endif
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}
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