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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,59 @@ | ||
| // Exclusive to SSAO for now | ||
| #version 450 | ||
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| #ifdef GL_ES | ||
| precision mediump float; | ||
| #endif | ||
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| #include "../compiled.glsl" | ||
| #include "../std/gbuffer.glsl" | ||
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| uniform sampler2D tex; | ||
| uniform sampler2D gbuffer0; | ||
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| uniform vec2 dirInv; // texStep | ||
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| in vec2 texCoord; | ||
| out vec4 fragColor; | ||
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| const float blurWeights[5] = float[] (0.227027, 0.1945946, 0.1216216, 0.054054, 0.016216); | ||
| // const float blurWeights[10] = float[] (0.132572, 0.125472, 0.106373, 0.08078, 0.05495, 0.033482, 0.018275, 0.008934, 0.003912, 0.001535); | ||
| const float discardThreshold = 0.95; | ||
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| float doBlur(const float blurWeight, const int pos, const vec3 nor, const vec2 texCoord) { | ||
| const float posadd = pos + 0.5; | ||
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| vec3 nor2 = getNor(texture(gbuffer0, texCoord + pos * dirInv).rg); | ||
| float influenceFactor = step(discardThreshold, dot(nor2, nor)); | ||
| vec4 col = texture(tex, texCoord + posadd * dirInv); | ||
| fragColor += col * blurWeight * influenceFactor; | ||
| float weight = blurWeight * influenceFactor; | ||
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| nor2 = getNor(texture(gbuffer0, texCoord - pos * dirInv).rg); | ||
| influenceFactor = step(discardThreshold, dot(nor2, nor)); | ||
| col = texture(tex, texCoord - posadd * dirInv); | ||
| fragColor += col * blurWeight * influenceFactor; | ||
| weight += blurWeight * influenceFactor; | ||
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| return weight; | ||
| } | ||
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| void main() { | ||
| vec3 nor = getNor(texture(gbuffer0, texCoord).rg); | ||
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| fragColor = texture(tex, texCoord) * blurWeights[0]; | ||
| float weight = blurWeights[0]; | ||
| // for (int i = 1; i < 10; i++) { | ||
| weight += doBlur(blurWeights[1], 1, nor, texCoord); | ||
| weight += doBlur(blurWeights[2], 2, nor, texCoord); | ||
| weight += doBlur(blurWeights[3], 3, nor, texCoord); | ||
| weight += doBlur(blurWeights[4], 4, nor, texCoord); | ||
| // weight += doBlur(blurWeights[5], 5, nor, texCoord); | ||
| // weight += doBlur(blurWeights[6], 6, nor, texCoord); | ||
| // weight += doBlur(blurWeights[7], 7, nor, texCoord); | ||
| // weight += doBlur(blurWeights[8], 8, nor, texCoord); | ||
| // weight += doBlur(blurWeights[9], 9, nor, texCoord); | ||
| // } | ||
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| fragColor = vec4(fragColor / weight); | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,82 @@ | ||
| { | ||
| "contexts": [ | ||
| { | ||
| "name": "ssgi_blur_pass_x", | ||
| "color_write_alpha": false, | ||
| "depth_write": false, | ||
| "compare_mode": "always", | ||
| "cull_mode": "none", | ||
| "links": [ | ||
| { | ||
| "name": "dirInv", | ||
| "link": "_vec2xInv" | ||
| } | ||
| ], | ||
| "texture_params": [], | ||
| "vertex_shader": "ssgi_blur_pass.vert.glsl", | ||
| "vertex_shader_path": "../include/pass.vert.glsl", | ||
| "fragment_shader": "ssgi_blur_pass.frag.glsl" | ||
| }, | ||
| { | ||
| "name": "ssgi_blur_pass_y", | ||
| "color_write_alpha": false, | ||
| "depth_write": false, | ||
| "compare_mode": "always", | ||
| "cull_mode": "none", | ||
| "links": [ | ||
| { | ||
| "name": "dirInv", | ||
| "link": "_vec2yInv" | ||
| } | ||
| ], | ||
| "texture_params": [], | ||
| "vertex_shader": "ssgi_blur_pass.vert.glsl", | ||
| "vertex_shader_path": "../include/pass.vert.glsl", | ||
| "fragment_shader": "ssgi_blur_pass.frag.glsl" | ||
| }, | ||
| { | ||
| "name": "ssgi_blur_pass_y_blend", | ||
| "color_write_alpha": false, | ||
| "depth_write": false, | ||
| "compare_mode": "always", | ||
| "cull_mode": "none", | ||
| "blend_source": "destination_color", | ||
| "blend_destination": "blend_zero", | ||
| "blend_operation": "add", | ||
| "links": [ | ||
| { | ||
| "name": "dirInv", | ||
| "link": "_vec2yInv" | ||
| } | ||
| ], | ||
| "texture_params": [], | ||
| "vertex_shader": "ssgi_blur_pass.vert.glsl", | ||
| "vertex_shader_path": "../include/pass.vert.glsl", | ||
| "fragment_shader": "ssgi_blur_pass.frag.glsl" | ||
| }, | ||
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| { | ||
| "name": "ssgi_blur_pass_y_blend_add", | ||
| "color_write_alpha": false, | ||
| "depth_write": false, | ||
| "compare_mode": "always", | ||
| "cull_mode": "none", | ||
| "blend_source": "blend_one", | ||
| "blend_destination": "blend_one", | ||
| "blend_operation": "add", | ||
| "alpha_blend_source": "blend_one", | ||
| "alpha_blend_destination": "blend_one", | ||
| "alpha_blend_operation": "add", | ||
| "links": [ | ||
| { | ||
| "name": "dirInv", | ||
| "link": "_vec2yInv" | ||
| } | ||
| ], | ||
| "texture_params": [], | ||
| "vertex_shader": "ssgi_blur_pass.vert.glsl", | ||
| "vertex_shader_path": "../include/pass.vert.glsl", | ||
| "fragment_shader": "ssgi_blur_pass.frag.glsl" | ||
| } | ||
| ] | ||
| } |
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