diff options
Diffstat (limited to 'src/shaders/pbr.c')
| -rw-r--r-- | src/shaders/pbr.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/src/shaders/pbr.c b/src/shaders/pbr.c index 6db3d68..666f758 100644 --- a/src/shaders/pbr.c +++ b/src/shaders/pbr.c @@ -15,7 +15,7 @@ #define _rough reg_num_00 #define _world_pos reg_v3_00 #define _depth_pos reg_v3_01 -#define _clip_pos reg_v4_00 +#define _clip_pos reg_v2_01 #define _world_normal reg_v3_02 #define _world_tangent reg_v3_03 #define _world_bitangent reg_v3_04 @@ -34,6 +34,8 @@ static void vert(UniformCollection* uniforms, VertexShaderIn* in, Vec4* clipcoor //*rough = 1 - vec3_dot(&worldnormal, light); //*vnormal = in->vertex->normal; *_texcoord = in->vertex->texcoord; + _clip_pos->x = clipcoord->z; + _clip_pos->y = clipcoord->w; } static bool frag(UniformCollection* uniforms, FragmentShaderIn* in, Color32* color) { @@ -46,11 +48,15 @@ static bool frag(UniformCollection* uniforms, FragmentShaderIn* in, Color32* col //(*color).a = 1; //return 1; //float rough = 1- vec3_dot(&in->normal, light); + float depth = _clip_pos->x / _clip_pos->y; + depth = (depth + 1) / 2; + depth = linear01depth(depth); Color32 c = tex2d(_albedo_tex, _texcoord); //Color32 nc = tex2d(noramltex, in->texcoord); //vec3_scale(&c, roughness, &c); color32_saturate(&c); *color = c; + vec3_scale(color, 1 - depth, color); return 1; } @@ -64,5 +70,6 @@ Program ssr_built_in_shader_pbr = { //VARYING_V3_04 | //VARYING_V4_00 | VARYING_V2_00 | - VARYING_V3_05 + VARYING_V3_05 | + VARYING_V2_01 }; |