Uplandustries/Eaglercraft-1.8
1
0
Fork 0
mirror of https://github.com/Eaglercraft-Archive/Eaglercraftx-1.8.8-src.git synced 2025-06-27 18:38:14 -05:00
Code Issues Packages Projects Releases Wiki Activity

Update #18 - Final release, added PBR shaders

Browse Source
This commit is contained in:
LAX1DUDE
2023-04-07 16:48:33 -07:00
parent af6d2ffc18
commit b2274a25b0
497 changed files with 28342 additions and 1014 deletions
Download Patch File Download Diff File Expand all files Collapse all files

86
sources/resources/assets/eagler/glsl/deferred/lighting_point.fsh Normal file
View File

@ -0,0 +1,86 @@
#line 2
/*
* Copyright (c) 2023 LAX1DUDE. All Rights Reserved.
*
* WITH THE EXCEPTION OF PATCH FILES, MINIFIED JAVASCRIPT, AND ALL FILES
* NORMALLY FOUND IN AN UNMODIFIED MINECRAFT RESOURCE PACK, YOU ARE NOT ALLOWED
* TO SHARE, DISTRIBUTE, OR REPURPOSE ANY FILE USED BY OR PRODUCED BY THE
* SOFTWARE IN THIS REPOSITORY WITHOUT PRIOR PERMISSION FROM THE PROJECT AUTHOR.
*
* NOT FOR COMMERCIAL OR MALICIOUS USE
*
* (please read the 'LICENSE' file this repo's root directory for more info)
*
*/
precision lowp int;
precision highp float;
precision highp sampler2D;
layout(location = 0) out vec4 output4f;
uniform sampler2D u_gbufferColorTexture;
uniform sampler2D u_gbufferNormalTexture;
uniform sampler2D u_gbufferMaterialTexture;
uniform sampler2D u_gbufferDepthTexture;
uniform sampler2D u_metalsLUT;
uniform mat4 u_inverseProjectionMatrix4f;
uniform mat4 u_inverseViewMatrix4f;
uniform vec2 u_viewportSize2f;
uniform vec3 u_lightPosition3f;
uniform vec3 u_lightColor3f;
#define LIB_INCLUDE_PBR_LIGHTING_FUNCTION
#EAGLER INCLUDE (3) "eagler:glsl/deferred/lib/pbr_lighting.glsl"
void main() {
vec2 v_position2f = gl_FragCoord.xy * u_viewportSize2f;
vec3 diffuseColor3f;
vec3 normalVector3f;
vec2 lightmapCoords2f;
vec3 materialData3f;
float depth = textureLod(u_gbufferDepthTexture, v_position2f, 0.0).r;
if(depth < 0.00001) {
discard;
}
vec4 worldSpacePosition = vec4(v_position2f, depth, 1.0);
worldSpacePosition.xyz *= 2.0;
worldSpacePosition.xyz -= 1.0;
worldSpacePosition = u_inverseProjectionMatrix4f * worldSpacePosition;
vec4 worldSpacePosition2 = worldSpacePosition;
worldSpacePosition = u_inverseViewMatrix4f * worldSpacePosition;
vec3 lightDist = (worldSpacePosition.xyz / worldSpacePosition.w) - u_lightPosition3f;
vec3 color3f = u_lightColor3f / dot(lightDist, lightDist);
if(color3f.r + color3f.g + color3f.b < 0.025) {
discard;
}
vec4 sampleVar4f = textureLod(u_gbufferColorTexture, v_position2f, 0.0);
diffuseColor3f.rgb = sampleVar4f.rgb;
lightmapCoords2f.x = sampleVar4f.a;
sampleVar4f = textureLod(u_gbufferNormalTexture, v_position2f, 0.0);
normalVector3f.xyz = sampleVar4f.rgb * 2.0 - 1.0;
lightmapCoords2f.y = sampleVar4f.a;
materialData3f = textureLod(u_gbufferMaterialTexture, v_position2f, 0.0).rgb;
vec3 worldSpaceNormal = normalize(mat3(u_inverseViewMatrix4f) * normalVector3f);
vec3 lightDir3f = normalize(lightDist);
lightDir3f = materialData3f.b == 1.0 ? worldSpaceNormal : -lightDir3f;
if(dot(lightDir3f, worldSpaceNormal) <= 0.0) {
discard;
}
diffuseColor3f *= diffuseColor3f;
worldSpacePosition2 = u_inverseViewMatrix4f * vec4(worldSpacePosition2.xyz / worldSpacePosition2.w, 0.0);
worldSpacePosition2.xyz = normalize(worldSpacePosition2.xyz);
output4f = vec4(eaglercraftLighting(diffuseColor3f, color3f, -worldSpacePosition2.xyz, lightDir3f, worldSpaceNormal, materialData3f), 0.0);
}