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Fix unsupported sampler filter used for voxel GI

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This commit is contained in:
Pedro J. Estébanez
2023-04-25 14:14:01 +02:00
parent 2beed0d5dc
commit 09aa1bbdb3
7 changed files with 34 additions and 1 deletions
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8
servers/rendering/renderer_rd/shaders/environment/gi.glsl
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@@ -4,6 +4,10 @@
#VERSION_DEFINES
#ifdef SAMPLE_VOXEL_GI_NEAREST
#extension GL_EXT_samplerless_texture_functions : enable
#endif
layout(local_size_x = 8, local_size_y = 8, local_size_z = 1) in;
#define M_PI 3.141592
@@ -625,7 +629,11 @@ void process_gi(ivec2 pos, vec3 vertex, inout vec4 ambient_light, inout vec4 ref
#ifdef USE_VOXEL_GI_INSTANCES
{
#ifdef SAMPLE_VOXEL_GI_NEAREST
uvec2 voxel_gi_tex = texelFetch(voxel_gi_buffer, pos, 0).rg;
#else
uvec2 voxel_gi_tex = texelFetch(usampler2D(voxel_gi_buffer, linear_sampler), pos, 0).rg;
#endif
roughness *= roughness;
//find arbitrary tangent and bitangent, then build a matrix
vec3 v0 = abs(normal.z) < 0.999 ? vec3(0.0, 0.0, 1.0) : vec3(0.0, 1.0, 0.0);