Eevee: Split irradiance functions to their own new file.

1 files changed, 0 insertions, 84 deletions

diff --git a/source/blender/draw/engines/eevee/shaders/bsdf_common_lib.glsl b/source/blender/draw/engines/eevee/shaders/bsdf_common_lib.glsl
index 77ff614b2c1..ece4250741c 100644
--- a/source/blender/draw/engines/eevee/shaders/bsdf_common_lib.glsl
+++ b/source/blender/draw/engines/eevee/shaders/bsdf_common_lib.glsl
@@ -40,31 +40,6 @@ struct GridData {
 #define g_resolution    resolution_offset.xyz
 #define g_offset        resolution_offset.w
 
-#ifdef IRRADIANCE_CUBEMAP
-struct IrradianceData {
-	vec3 color;
-};
-#elif defined(IRRADIANCE_SH_L2)
-struct IrradianceData {
-	vec3 shcoefs[9];
-};
-#else /* defined(IRRADIANCE_HL2) */
-struct IrradianceData {
-	vec3 cubesides[3];
-};
-#endif
-
-/* TODO remove sh once we have irradiance grid */
-#define shcoef0        shcoefs[0].rgb
-#define shcoef1        vec3(shcoefs[0].a, shcoefs[1].rg)
-#define shcoef2        vec3(shcoefs[1].ba, shcoefs[2].r)
-#define shcoef3        shcoefs[2].gba
-#define shcoef4        shcoefs[3].rgb
-#define shcoef5        vec3(shcoefs[3].a, shcoefs[4].rg)
-#define shcoef6        vec3(shcoefs[4].ba, shcoefs[5].r)
-#define shcoef7        shcoefs[5].gba
-#define shcoef8        shcoefs[6].rgb
-
 struct LightData {
 	vec4 position_influence;      /* w : InfluenceRadius */
 	vec4 color_spec;              /* w : Spec Intensity */
@@ -252,65 +227,6 @@ float buffer_depth(bool is_persp, float z, float zf, float zn)
 	}
 }
 
-#define spherical_harmonics spherical_harmonics_L2
-
-/* http://seblagarde.wordpress.com/2012/01/08/pi-or-not-to-pi-in-game-lighting-equation/ */
-vec3 spherical_harmonics_L1(vec3 N, vec3 shcoefs[4])
-{
-	vec3 sh = vec3(0.0);
-
-	sh += 0.282095 * shcoefs[0];
-
-	sh += -0.488603 * N.z * shcoefs[1];
-	sh += 0.488603 * N.y * shcoefs[2];
-	sh += -0.488603 * N.x * shcoefs[3];
-
-	return sh;
-}
-
-vec3 spherical_harmonics_L2(vec3 N, vec3 shcoefs[9])
-{
-	vec3 sh = vec3(0.0);
-
-	sh += 0.282095 * shcoefs[0];
-
-	sh += -0.488603 * N.z * shcoefs[1];
-	sh += 0.488603 * N.y * shcoefs[2];
-	sh += -0.488603 * N.x * shcoefs[3];
-
-	sh += 1.092548 * N.x * N.z * shcoefs[4];
-	sh += -1.092548 * N.z * N.y * shcoefs[5];
-	sh += 0.315392 * (3.0 * N.y * N.y - 1.0) * shcoefs[6];
-	sh += -1.092548 * N.x * N.y * shcoefs[7];
-	sh += 0.546274 * (N.x * N.x - N.z * N.z) * shcoefs[8];
-
-	return sh;
-}
-
-vec3 hl2_basis(vec3 N, vec3 cubesides[3])
-{
-	vec3 irradiance = vec3(0.0);
-
-	vec3 n_squared = N * N;
-
-	irradiance += n_squared.x * cubesides[0];
-	irradiance += n_squared.y * cubesides[1];
-	irradiance += n_squared.z * cubesides[2];
-
-	return irradiance;
-}
-
-vec3 compute_irradiance(vec3 N, IrradianceData ird)
-{
-#if defined(IRRADIANCE_CUBEMAP)
-	return ird.color;
-#elif defined(IRRADIANCE_SH_L2)
-	return spherical_harmonics_L2(N, ird.shcoefs);
-#else /* defined(IRRADIANCE_HL2) */
-	return hl2_basis(N, ird.cubesides);
-#endif
-}
-
 vec3 get_specular_dominant_dir(vec3 N, vec3 R, float roughness)
 {
 	float smoothness = 1.0 - roughness;