Differential D6895 Diff 21908 source/blender/draw/engines/eevee/shaders/default_world_frag.glsl

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source/blender/draw/engines/eevee/shaders/default_world_frag.glsl


uniform float backgroundAlpha;		uniform float backgroundAlpha;
uniform vec3 color;		uniform vec3 color;

out vec4 FragColor;		out vec4 FragColor;

#ifdef LOOKDEV		#if defined(LOOKDEV_BG) \|\| defined(LOOKDEV)

uniform mat3 StudioLightMatrix;		uniform mat3 StudioLightMatrix;
uniform sampler2D image;		uniform sampler2D image;
uniform float studioLightBackground = 1.0;
uniform float studioLightIntensity = 1.0;		uniform float studioLightIntensity = 1.0;
		uniform float studioLightBlur = 0.0;
in vec3 viewPosition;		in vec3 viewPosition;

# define M_PI 3.14159265358979323846		# define M_PI 3.14159265358979323846

vec3 background_transform_to_world(vec3 viewvec)		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 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_homogenous = (ProjectionMatrixInverse * v);
Show All 24 Lines	vec4 node_tex_environment_equirectangular(vec3 co, sampler2D ima)
* texels. So we force the highest mipmap and don't do anisotropic filtering. */		* texels. So we force the highest mipmap and don't do anisotropic filtering. */
return textureLod(ima, vec2(u, v), 0.0);		return textureLod(ima, vec2(u, v), 0.0);
}		}
#endif		#endif

void main()		void main()
{		{
vec3 background_color;		vec3 background_color;
#ifdef LOOKDEV
		#if defined(LOOKDEV_BG)
		vec3 worldvec = background_transform_to_world(viewPosition);
		float roughness = studioLightBlur * studioLightBlur;
		jbakkerUnsubmitted Done Inline Actions Not really accurate, but `studioLightBlur * studioLightBlur * studioLightBlur` felt to be a more natural curve. jbakker: Not really accurate, but `studioLightBlur * studioLightBlur * studioLightBlur` felt to be a…
		fclemAuthorUnsubmitted Done Inline Actions I think that this is too little blur for default 50% blur. I used powf(studioLightBlur, 2.5f). fclem: I think that this is too little blur for default 50% blur. I used powf(studioLightBlur, 2.5f).
		background_color = probe_evaluate_world_spec(worldvec, roughness).rgb;
		background_color *= studioLightIntensity;

		#elif defined(LOOKDEV)
vec3 worldvec = background_transform_to_world(viewPosition);		vec3 worldvec = background_transform_to_world(viewPosition);
background_color = node_tex_environment_equirectangular(StudioLightMatrix * worldvec, image).rgb;		background_color = node_tex_environment_equirectangular(StudioLightMatrix * worldvec, image).rgb;
background_color *= studioLightIntensity;		background_color *= studioLightIntensity;
background_color = mix(color, background_color, studioLightBackground);
#else		#else
background_color = color;		background_color = color;
#endif		#endif

FragColor = vec4(clamp(background_color, vec3(0.0), vec3(1e10)), 1.0) * backgroundAlpha;		FragColor = vec4(clamp(background_color, vec3(0.0), vec3(1e10)), 1.0) * backgroundAlpha;
}		}