diff options
Diffstat (limited to 'source/blender/draw/engines/eevee/shaders/lookdev_world_frag.glsl')
-rw-r--r-- | source/blender/draw/engines/eevee/shaders/lookdev_world_frag.glsl | 52 |
1 files changed, 0 insertions, 52 deletions
diff --git a/source/blender/draw/engines/eevee/shaders/lookdev_world_frag.glsl b/source/blender/draw/engines/eevee/shaders/lookdev_world_frag.glsl deleted file mode 100644 index 9077b414026..00000000000 --- a/source/blender/draw/engines/eevee/shaders/lookdev_world_frag.glsl +++ /dev/null @@ -1,52 +0,0 @@ - -#pragma BLENDER_REQUIRE(common_math_lib.glsl) -#pragma BLENDER_REQUIRE(common_view_lib.glsl) -#pragma BLENDER_REQUIRE(lightprobe_lib.glsl) -#pragma BLENDER_REQUIRE(surface_lib.glsl) - -uniform sampler2D studioLight; - -uniform float backgroundAlpha; -uniform mat3 StudioLightMatrix; -uniform float studioLightIntensity = 1.0; -uniform float studioLightBlur = 0.0; - -out vec4 FragColor; - -vec3 background_transform_to_world(vec3 viewvec) -{ - vec4 v = (ProjectionMatrix[3][3] == 0.0) ? vec4(viewvec, 1.0) : vec4(0.0, 0.0, 1.0, 1.0); - vec4 co_homogenous = (ProjectionMatrixInverse * v); - - vec4 co = vec4(co_homogenous.xyz / co_homogenous.w, 0.0); - return (ViewMatrixInverse * co).xyz; -} - -float hypot(float x, float y) -{ - return sqrt(x * x + y * y); -} - -vec4 node_tex_environment_equirectangular(vec3 co, sampler2D ima) -{ - vec3 nco = normalize(co); - float u = -atan(nco.y, nco.x) / (2.0 * M_PI) + 0.5; - float v = atan(nco.z, hypot(nco.x, nco.y)) / M_PI + 0.5; - return textureLod(ima, vec2(u, v), 0.0); -} - -void main() -{ - vec3 worldvec = background_transform_to_world(viewPosition); - - vec3 background_color; -#if defined(LOOKDEV_BG) - background_color = probe_evaluate_world_spec(worldvec, studioLightBlur).rgb; -#else - worldvec = StudioLightMatrix * worldvec; - background_color = node_tex_environment_equirectangular(worldvec, studioLight).rgb; - background_color *= studioLightIntensity; -#endif - - FragColor = vec4(clamp(background_color, vec3(0.0), vec3(1e10)), 1.0) * backgroundAlpha; -} |