diff options
Diffstat (limited to 'indra/newview/app_settings/shaders')
13 files changed, 716 insertions, 109 deletions
diff --git a/indra/newview/app_settings/shaders/class1/deferred/deferredUtil.glsl b/indra/newview/app_settings/shaders/class1/deferred/deferredUtil.glsl index 01543732d0..3ea2248bec 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/deferredUtil.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/deferredUtil.glsl @@ -487,6 +487,43 @@ vec3 pbrPunctual(vec3 diffuseColor, vec3 specularColor, return clamp(color, vec3(0), vec3(10)); } +vec3 pbrCalcPointLightOrSpotLight(vec3 diffuseColor, vec3 specularColor, + float perceptualRoughness, + float metallic, + vec3 n, // normal + vec3 p, // pixel position + vec3 v, // view vector (negative normalized pixel position) + vec3 lp, // light position + vec3 ld, // light direction (for spotlights) + vec3 lightColor, + float lightSize, float falloff, float is_pointlight, float ambiance) +{ + vec3 color = vec3(0,0,0); + + vec3 lv = lp.xyz - p; + + float lightDist = length(lv); + + float dist = lightDist / lightSize; + if (dist <= 1.0) + { + lv /= lightDist; + + float dist_atten = calcLegacyDistanceAttenuation(dist, falloff); + + // spotlight coefficient. + float spot = max(dot(-ld, lv), is_pointlight); + // spot*spot => GL_SPOT_EXPONENT=2 + float spot_atten = spot*spot; + + vec3 intensity = spot_atten * dist_atten * lightColor * 3.0; //magic number to balance with legacy materials + + color = intensity*pbrPunctual(diffuseColor, specularColor, perceptualRoughness, metallic, n.xyz, v, lv); + } + + return color; +} + void calcDiffuseSpecular(vec3 baseColor, float metallic, inout vec3 diffuseColor, inout vec3 specularColor) { vec3 f0 = vec3(0.04); diff --git a/indra/newview/app_settings/shaders/class1/deferred/pbralphaV.glsl b/indra/newview/app_settings/shaders/class1/deferred/pbralphaV.glsl index d0fc362db9..ae179d3f37 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/pbralphaV.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/pbralphaV.glsl @@ -51,8 +51,6 @@ uniform vec4[2] texture_emissive_transform; out vec3 vary_fragcoord; -uniform float near_clip; - in vec3 position; in vec4 diffuse_color; in vec3 normal; @@ -88,7 +86,7 @@ void main() #endif gl_Position = vert; - vary_fragcoord.xyz = vert.xyz + vec3(0,0,near_clip); + vary_fragcoord.xyz = vert.xyz; base_color_texcoord = texture_transform(texcoord0, texture_base_color_transform, texture_matrix0); normal_texcoord = texture_transform(texcoord0, texture_normal_transform, texture_matrix0); diff --git a/indra/newview/app_settings/shaders/class1/deferred/pbrterrainF.glsl b/indra/newview/app_settings/shaders/class1/deferred/pbrterrainF.glsl index 0de2d348c3..abb899a876 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/pbrterrainF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/pbrterrainF.glsl @@ -31,7 +31,7 @@ #define TERRAIN_PBR_DETAIL_METALLIC_ROUGHNESS -3 #if TERRAIN_PLANAR_TEXTURE_SAMPLE_COUNT == 3 -#define TerrainCoord vec4[2] +#define TerrainCoord vec4[3] #elif TERRAIN_PLANAR_TEXTURE_SAMPLE_COUNT == 1 #define TerrainCoord vec2 #endif @@ -131,12 +131,16 @@ uniform vec3[4] emissiveColors; uniform vec4 minimum_alphas; // PBR alphaMode: MASK, See: mAlphaCutoff, setAlphaCutoff() #if TERRAIN_PLANAR_TEXTURE_SAMPLE_COUNT == 3 +in vec4[10] vary_coords; +#elif TERRAIN_PLANAR_TEXTURE_SAMPLE_COUNT == 1 in vec4[2] vary_coords; #endif in vec3 vary_position; in vec3 vary_normal; -in vec3 vary_tangent; +#if (TERRAIN_PBR_DETAIL >= TERRAIN_PBR_DETAIL_NORMAL) +in vec3 vary_tangents[4]; flat in float vary_sign; +#endif in vec4 vary_texcoord0; in vec4 vary_texcoord1; @@ -144,17 +148,26 @@ void mirrorClip(vec3 position); float terrain_mix(TerrainMix tm, vec4 tms4); +#if (TERRAIN_PBR_DETAIL >= TERRAIN_PBR_DETAIL_NORMAL) +// from mikktspace.com +vec3 mikktspace(vec3 vNt, vec3 vT) +{ + vec3 vN = vary_normal; + + vec3 vB = vary_sign * cross(vN, vT); + vec3 tnorm = normalize( vNt.x * vT + vNt.y * vB + vNt.z * vN ); + + tnorm *= gl_FrontFacing ? 1.0 : -1.0; + + return tnorm; +} +#endif + void main() { // Make sure we clip the terrain if we're in a mirror. mirrorClip(vary_position); -#if TERRAIN_PLANAR_TEXTURE_SAMPLE_COUNT == 3 - TerrainCoord terrain_texcoord = vary_coords; -#elif TERRAIN_PLANAR_TEXTURE_SAMPLE_COUNT == 1 - TerrainCoord terrain_texcoord = vary_texcoord0.xy; -#endif - float alpha1 = texture(alpha_ramp, vary_texcoord0.zw).a; float alpha2 = texture(alpha_ramp,vary_texcoord1.xy).a; float alphaFinal = texture(alpha_ramp, vary_texcoord1.zw).a; @@ -182,9 +195,19 @@ void main() PBRMix pbr_mix = init_pbr_mix(); PBRMix mix2; + TerrainCoord terrain_texcoord; switch (tm.type & MIX_X) { case MIX_X: +#if TERRAIN_PLANAR_TEXTURE_SAMPLE_COUNT == 3 + terrain_texcoord[0].xy = vary_coords[0].xy; + terrain_texcoord[0].zw = vary_coords[0].zw; + terrain_texcoord[1].xy = vary_coords[1].xy; + terrain_texcoord[1].zw = vary_coords[1].zw; + terrain_texcoord[2].xy = vary_coords[2].xy; +#elif TERRAIN_PLANAR_TEXTURE_SAMPLE_COUNT == 1 + terrain_texcoord = vary_coords[0].xy; +#endif mix2 = terrain_sample_and_multiply_pbr( terrain_texcoord , detail_0_base_color @@ -207,6 +230,9 @@ void main() , emissiveColors[0] #endif ); +#if (TERRAIN_PBR_DETAIL >= TERRAIN_PBR_DETAIL_NORMAL) + mix2.vNt = mikktspace(mix2.vNt, vary_tangents[0]); +#endif pbr_mix = mix_pbr(pbr_mix, mix2, tm.weight.x); break; default: @@ -215,6 +241,15 @@ void main() switch (tm.type & MIX_Y) { case MIX_Y: +#if TERRAIN_PLANAR_TEXTURE_SAMPLE_COUNT == 3 + terrain_texcoord[0].xy = vary_coords[2].zw; + terrain_texcoord[0].zw = vary_coords[3].xy; + terrain_texcoord[1].xy = vary_coords[3].zw; + terrain_texcoord[1].zw = vary_coords[4].xy; + terrain_texcoord[2].xy = vary_coords[4].zw; +#elif TERRAIN_PLANAR_TEXTURE_SAMPLE_COUNT == 1 + terrain_texcoord = vary_coords[0].zw; +#endif mix2 = terrain_sample_and_multiply_pbr( terrain_texcoord , detail_1_base_color @@ -237,6 +272,9 @@ void main() , emissiveColors[1] #endif ); +#if (TERRAIN_PBR_DETAIL >= TERRAIN_PBR_DETAIL_NORMAL) + mix2.vNt = mikktspace(mix2.vNt, vary_tangents[1]); +#endif pbr_mix = mix_pbr(pbr_mix, mix2, tm.weight.y); break; default: @@ -245,6 +283,15 @@ void main() switch (tm.type & MIX_Z) { case MIX_Z: +#if TERRAIN_PLANAR_TEXTURE_SAMPLE_COUNT == 3 + terrain_texcoord[0].xy = vary_coords[5].xy; + terrain_texcoord[0].zw = vary_coords[5].zw; + terrain_texcoord[1].xy = vary_coords[6].xy; + terrain_texcoord[1].zw = vary_coords[6].zw; + terrain_texcoord[2].xy = vary_coords[7].xy; +#elif TERRAIN_PLANAR_TEXTURE_SAMPLE_COUNT == 1 + terrain_texcoord = vary_coords[1].xy; +#endif mix2 = terrain_sample_and_multiply_pbr( terrain_texcoord , detail_2_base_color @@ -267,6 +314,9 @@ void main() , emissiveColors[2] #endif ); +#if (TERRAIN_PBR_DETAIL >= TERRAIN_PBR_DETAIL_NORMAL) + mix2.vNt = mikktspace(mix2.vNt, vary_tangents[2]); +#endif pbr_mix = mix_pbr(pbr_mix, mix2, tm.weight.z); break; default: @@ -275,6 +325,15 @@ void main() switch (tm.type & MIX_W) { case MIX_W: +#if TERRAIN_PLANAR_TEXTURE_SAMPLE_COUNT == 3 + terrain_texcoord[0].xy = vary_coords[7].zw; + terrain_texcoord[0].zw = vary_coords[8].xy; + terrain_texcoord[1].xy = vary_coords[8].zw; + terrain_texcoord[1].zw = vary_coords[9].xy; + terrain_texcoord[2].xy = vary_coords[9].zw; +#elif TERRAIN_PLANAR_TEXTURE_SAMPLE_COUNT == 1 + terrain_texcoord = vary_coords[1].zw; +#endif mix2 = terrain_sample_and_multiply_pbr( terrain_texcoord , detail_3_base_color @@ -297,6 +356,9 @@ void main() , emissiveColors[3] #endif ); +#if (TERRAIN_PBR_DETAIL >= TERRAIN_PBR_DETAIL_NORMAL) + mix2.vNt = mikktspace(mix2.vNt, vary_tangents[3]); +#endif pbr_mix = mix_pbr(pbr_mix, mix2, tm.weight.w); break; default: @@ -311,19 +373,11 @@ void main() float base_color_factor_alpha = terrain_mix(tm, vec4(baseColorFactors[0].z, baseColorFactors[1].z, baseColorFactors[2].z, baseColorFactors[3].z)); #if (TERRAIN_PBR_DETAIL >= TERRAIN_PBR_DETAIL_NORMAL) - // from mikktspace.com - vec3 vNt = pbr_mix.vNt; - vec3 vN = vary_normal; - vec3 vT = vary_tangent.xyz; - - vec3 vB = vary_sign * cross(vN, vT); - vec3 tnorm = normalize( vNt.x * vT + vNt.y * vB + vNt.z * vN ); - - tnorm *= gl_FrontFacing ? 1.0 : -1.0; + vec3 tnorm = normalize(pbr_mix.vNt); #else vec3 tnorm = vary_normal; - tnorm *= gl_FrontFacing ? 1.0 : -1.0; #endif + tnorm *= gl_FrontFacing ? 1.0 : -1.0; #if (TERRAIN_PBR_DETAIL >= TERRAIN_PBR_DETAIL_EMISSIVE) diff --git a/indra/newview/app_settings/shaders/class1/deferred/pbrterrainUtilF.glsl b/indra/newview/app_settings/shaders/class1/deferred/pbrterrainUtilF.glsl index 935c3f9301..7a7fd783ec 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/pbrterrainUtilF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/pbrterrainUtilF.glsl @@ -233,17 +233,12 @@ float terrain_mix(TerrainMix tm, vec4 tms4) // Triplanar mapping // Pre-transformed texture coordinates for each axial uv slice (Packing: xy, yz, (-x)z, unused) -#define TerrainCoord vec4[2] +#define TerrainCoord vec4[3] -vec2 _t_uv(vec2 uv_unflipped, float sign_or_zero) +// If sign_or_zero is positive, use uv_unflippped, otherwise use uv_flipped +vec2 _t_uv(vec2 uv_unflipped, vec2 uv_flipped, float sign_or_zero) { - // Handle case where sign is 0 - float sign = (2.0*sign_or_zero) + 1.0; - sign /= abs(sign); - // If the vertex normal is negative, flip the texture back - // right-side up. - vec2 uv = uv_unflipped * vec2(sign, 1); - return uv; + return mix(uv_flipped, uv_unflipped, max(0.0, sign_or_zero)); } vec3 _t_normal_post_1(vec3 vNt0, float sign_or_zero) @@ -298,9 +293,9 @@ PBRMix terrain_sample_pbr( { PBRMix mix = init_pbr_mix(); -#define get_uv_x() _t_uv(terrain_coord[0].zw, sign(vary_vertex_normal.x)) -#define get_uv_y() _t_uv(terrain_coord[1].xy, sign(vary_vertex_normal.y)) -#define get_uv_z() _t_uv(terrain_coord[0].xy, sign(vary_vertex_normal.z)) +#define get_uv_x() _t_uv(terrain_coord[0].zw, terrain_coord[1].zw, sign(vary_vertex_normal.x)) +#define get_uv_y() _t_uv(terrain_coord[1].xy, terrain_coord[2].xy, sign(vary_vertex_normal.y)) +#define get_uv_z() _t_uv(terrain_coord[0].xy, vec2(0), sign(vary_vertex_normal.z)) switch (tw.type & SAMPLE_X) { case SAMPLE_X: diff --git a/indra/newview/app_settings/shaders/class1/deferred/pbrterrainV.glsl b/indra/newview/app_settings/shaders/class1/deferred/pbrterrainV.glsl index ed52297314..f8e826bbdb 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/pbrterrainV.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/pbrterrainV.glsl @@ -23,6 +23,11 @@ * $/LicenseInfo$ */ +#define TERRAIN_PBR_DETAIL_EMISSIVE 0 +#define TERRAIN_PBR_DETAIL_OCCLUSION -1 +#define TERRAIN_PBR_DETAIL_NORMAL -2 +#define TERRAIN_PBR_DETAIL_METALLIC_ROUGHNESS -3 + uniform mat3 normal_matrix; uniform mat4 texture_matrix0; uniform mat4 modelview_matrix; @@ -34,21 +39,25 @@ in vec4 tangent; in vec4 diffuse_color; in vec2 texcoord1; -#if TERRAIN_PLANAR_TEXTURE_SAMPLE_COUNT == 3 -out vec4[2] vary_coords; -#endif out vec3 vary_vertex_normal; // Used by pbrterrainUtilF.glsl out vec3 vary_normal; -out vec3 vary_tangent; +#if (TERRAIN_PBR_DETAIL >= TERRAIN_PBR_DETAIL_NORMAL) +out vec3 vary_tangents[4]; flat out float vary_sign; +#endif out vec4 vary_texcoord0; out vec4 vary_texcoord1; +#if TERRAIN_PLANAR_TEXTURE_SAMPLE_COUNT == 3 +out vec4[10] vary_coords; +#elif TERRAIN_PLANAR_TEXTURE_SAMPLE_COUNT == 1 +out vec4[2] vary_coords; +#endif out vec3 vary_position; -// *HACK: tangent_space_transform should use texture_normal_transform, or maybe -// we shouldn't use tangent_space_transform at all. See the call to -// tangent_space_transform below. -uniform vec4[2] texture_base_color_transform; +// *HACK: Each material uses only one texture transform, but the KHR texture +// transform spec allows handling texture transforms separately for each +// individual texture info. +uniform vec4[5] terrain_texture_transforms; vec2 terrain_texture_transform(vec2 vertex_texcoord, vec4[2] khr_gltf_transform); vec3 terrain_tangent_space_transform(vec4 vertex_tangent, vec3 vertex_normal, vec4[2] khr_gltf_transform); @@ -63,31 +72,101 @@ void main() vary_vertex_normal = normal; vec3 t = normal_matrix * tangent.xyz; - vary_tangent = normalize(t); - // *TODO: Decide if we want this. It may be better to just calculate the - // tangents on-the-fly in the fragment shader, due to the subtleties of the - // effect of triplanar mapping on UVs. - // *HACK: Should be using texture_normal_transform here. The KHR texture - // transform spec requires handling texture transforms separately for each - // individual texture. - vary_tangent = normalize(terrain_tangent_space_transform(vec4(t, tangent.w), n, texture_base_color_transform)); +#if (TERRAIN_PBR_DETAIL >= TERRAIN_PBR_DETAIL_NORMAL) + { + vec4[2] ttt; + // material 1 + ttt[0].xyz = terrain_texture_transforms[0].xyz; + ttt[1].x = terrain_texture_transforms[0].w; + ttt[1].y = terrain_texture_transforms[1].x; + vary_tangents[0] = normalize(terrain_tangent_space_transform(vec4(t, tangent.w), n, ttt)); + // material 2 + ttt[0].xyz = terrain_texture_transforms[1].yzw; + ttt[1].xy = terrain_texture_transforms[2].xy; + vary_tangents[1] = normalize(terrain_tangent_space_transform(vec4(t, tangent.w), n, ttt)); + // material 3 + ttt[0].xy = terrain_texture_transforms[2].zw; + ttt[0].z = terrain_texture_transforms[3].x; + ttt[1].xy = terrain_texture_transforms[3].yz; + vary_tangents[2] = normalize(terrain_tangent_space_transform(vec4(t, tangent.w), n, ttt)); + // material 4 + ttt[0].x = terrain_texture_transforms[3].w; + ttt[0].yz = terrain_texture_transforms[4].xy; + ttt[1].xy = terrain_texture_transforms[4].zw; + vary_tangents[3] = normalize(terrain_tangent_space_transform(vec4(t, tangent.w), n, ttt)); + } + vary_sign = tangent.w; +#endif vary_normal = normalize(n); // Transform and pass tex coords - // *HACK: texture_base_color_transform is used for all of these here, but - // the KHR texture transform spec requires handling texture transforms - // separately for each individual texture. + { + vec4[2] ttt; #if TERRAIN_PLANAR_TEXTURE_SAMPLE_COUNT == 3 - // xy - vary_coords[0].xy = terrain_texture_transform(position.xy, texture_base_color_transform); - // yz - vary_coords[0].zw = terrain_texture_transform(position.yz, texture_base_color_transform); - // (-x)z - vary_coords[1].xy = terrain_texture_transform(position.xz * vec2(-1, 1), texture_base_color_transform); +// Don't care about upside-down (transform_xy_flipped()) +#define transform_xy() terrain_texture_transform(position.xy, ttt) +#define transform_yz() terrain_texture_transform(position.yz, ttt) +#define transform_negx_z() terrain_texture_transform(position.xz * vec2(-1, 1), ttt) +#define transform_yz_flipped() terrain_texture_transform(position.yz * vec2(-1, 1), ttt) +#define transform_negx_z_flipped() terrain_texture_transform(position.xz, ttt) + // material 1 + ttt[0].xyz = terrain_texture_transforms[0].xyz; + ttt[1].x = terrain_texture_transforms[0].w; + ttt[1].y = terrain_texture_transforms[1].x; + vary_coords[0].xy = transform_xy(); + vary_coords[0].zw = transform_yz(); + vary_coords[1].xy = transform_negx_z(); + vary_coords[1].zw = transform_yz_flipped(); + vary_coords[2].xy = transform_negx_z_flipped(); + // material 2 + ttt[0].xyz = terrain_texture_transforms[1].yzw; + ttt[1].xy = terrain_texture_transforms[2].xy; + vary_coords[2].zw = transform_xy(); + vary_coords[3].xy = transform_yz(); + vary_coords[3].zw = transform_negx_z(); + vary_coords[4].xy = transform_yz_flipped(); + vary_coords[4].zw = transform_negx_z_flipped(); + // material 3 + ttt[0].xy = terrain_texture_transforms[2].zw; + ttt[0].z = terrain_texture_transforms[3].x; + ttt[1].xy = terrain_texture_transforms[3].yz; + vary_coords[5].xy = transform_xy(); + vary_coords[5].zw = transform_yz(); + vary_coords[6].xy = transform_negx_z(); + vary_coords[6].zw = transform_yz_flipped(); + vary_coords[7].xy = transform_negx_z_flipped(); + // material 4 + ttt[0].x = terrain_texture_transforms[3].w; + ttt[0].yz = terrain_texture_transforms[4].xy; + ttt[1].xy = terrain_texture_transforms[4].zw; + vary_coords[7].zw = transform_xy(); + vary_coords[8].xy = transform_yz(); + vary_coords[8].zw = transform_negx_z(); + vary_coords[9].xy = transform_yz_flipped(); + vary_coords[9].zw = transform_negx_z_flipped(); #elif TERRAIN_PLANAR_TEXTURE_SAMPLE_COUNT == 1 - vary_texcoord0.xy = terrain_texture_transform(position.xy, texture_base_color_transform); + // material 1 + ttt[0].xyz = terrain_texture_transforms[0].xyz; + ttt[1].x = terrain_texture_transforms[0].w; + ttt[1].y = terrain_texture_transforms[1].x; + vary_coords[0].xy = terrain_texture_transform(position.xy, ttt); + // material 2 + ttt[0].xyz = terrain_texture_transforms[1].yzw; + ttt[1].xy = terrain_texture_transforms[2].xy; + vary_coords[0].zw = terrain_texture_transform(position.xy, ttt); + // material 3 + ttt[0].xy = terrain_texture_transforms[2].zw; + ttt[0].z = terrain_texture_transforms[3].x; + ttt[1].xy = terrain_texture_transforms[3].yz; + vary_coords[1].xy = terrain_texture_transform(position.xy, ttt); + // material 4 + ttt[0].x = terrain_texture_transforms[3].w; + ttt[0].yz = terrain_texture_transforms[4].xy; + ttt[1].xy = terrain_texture_transforms[4].zw; + vary_coords[1].zw = terrain_texture_transform(position.xy, ttt); #endif + } vec4 tc = vec4(texcoord1,0,1); vary_texcoord0.zw = tc.xy; diff --git a/indra/newview/app_settings/shaders/class1/deferred/screenSpaceReflUtil.glsl b/indra/newview/app_settings/shaders/class1/deferred/screenSpaceReflUtil.glsl index cf0595ee45..6791fe44d9 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/screenSpaceReflUtil.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/screenSpaceReflUtil.glsl @@ -25,13 +25,13 @@ // debug stub -float random (vec2 uv) +float random (vec2 uv) { - return 0; + return 0.f; } float tapScreenSpaceReflection(int totalSamples, vec2 tc, vec3 viewPos, vec3 n, inout vec4 collectedColor, sampler2D source, float glossiness) { collectedColor = vec4(0); - return 0; + return 0.f; } diff --git a/indra/newview/app_settings/shaders/class1/deferred/terrainF.glsl b/indra/newview/app_settings/shaders/class1/deferred/terrainF.glsl index 5f598f84a7..5c79fd7315 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/terrainF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/terrainF.glsl @@ -57,7 +57,7 @@ void main() outColor.a = 0.0; // yes, downstream atmospherics - frag_data[0] = outColor; + frag_data[0] = max(outColor, vec4(0)); frag_data[1] = vec4(0.0,0.0,0.0,-1.0); vec3 nvn = normalize(vary_normal); frag_data[2] = vec4(nvn.xyz, GBUFFER_FLAG_HAS_ATMOS); diff --git a/indra/newview/app_settings/shaders/class1/deferred/textureUtilV.glsl b/indra/newview/app_settings/shaders/class1/deferred/textureUtilV.glsl index 7c02cb9d4a..bf5d106dab 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/textureUtilV.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/textureUtilV.glsl @@ -48,6 +48,7 @@ vec2 khr_texture_transform(vec2 texcoord, vec2 scale, float rotation, vec2 offse return (transform * vec3(texcoord, 1)).xy; } +// A texture transform function for PBR materials applied to shape prims/Collada model prims // vertex_texcoord - The UV texture coordinates sampled from the vertex at // runtime. Per SL convention, this is in a right-handed UV coordinate // system. Collada models also have right-handed UVs. @@ -134,7 +135,8 @@ vec3 tangent_space_transform(vec4 vertex_tangent, vec3 vertex_normal, vec4[2] kh return (weights.x * vertex_binormal.xyz) + (weights.y * vertex_tangent.xyz); } -// Similar to tangent_space_transform but no no texture animation support. +// Similar to tangent_space_transform but no offset during coordinate system +// conversion, and no texture animation support. vec3 terrain_tangent_space_transform(vec4 vertex_tangent, vec3 vertex_normal, vec4[2] khr_gltf_transform) { // Immediately convert to left-handed coordinate system ((0,1) -> (0, -1)) diff --git a/indra/newview/app_settings/shaders/class1/environment/srgbF.glsl b/indra/newview/app_settings/shaders/class1/environment/srgbF.glsl index 7e1d906878..d7f6d20547 100644 --- a/indra/newview/app_settings/shaders/class1/environment/srgbF.glsl +++ b/indra/newview/app_settings/shaders/class1/environment/srgbF.glsl @@ -23,8 +23,6 @@ * $/LicenseInfo$ */ - uniform sampler2D exposureMap; - vec3 srgb_to_linear(vec3 cs) { vec3 low_range = cs / vec3(12.92); diff --git a/indra/newview/app_settings/shaders/class1/gltf/pbrmetallicroughnessF.glsl b/indra/newview/app_settings/shaders/class1/gltf/pbrmetallicroughnessF.glsl new file mode 100644 index 0000000000..d71a3fad99 --- /dev/null +++ b/indra/newview/app_settings/shaders/class1/gltf/pbrmetallicroughnessF.glsl @@ -0,0 +1,300 @@ +/** + * @file pbrmetallicroughnessF.glsl + * + * $LicenseInfo:firstyear=2024&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2022, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +/*[EXTRA_CODE_HERE]*/ + + +// GLTF pbrMetallicRoughness implementation + + +// ================================== +// needed by all variants +// ================================== +uniform sampler2D diffuseMap; //always in sRGB space +uniform sampler2D emissiveMap; +uniform vec3 emissiveColor; +in vec3 vary_position; +in vec4 vertex_color; +in vec2 base_color_texcoord; +in vec2 emissive_texcoord; +uniform float minimum_alpha; + +void mirrorClip(vec3 pos); +vec3 linear_to_srgb(vec3 c); +vec3 srgb_to_linear(vec3 c); +// ================================== + + +// ================================== +// needed by all lit variants +// ================================== +#ifndef UNLIT +uniform sampler2D normalMap; +uniform sampler2D metallicRoughnessMap; +uniform sampler2D occlusionMap; +uniform float metallicFactor; +uniform float roughnessFactor; +in vec3 vary_normal; +in vec3 vary_tangent; +flat in float vary_sign; +in vec2 normal_texcoord; +in vec2 metallic_roughness_texcoord; +#endif +// ================================== + + +// ================================== +// needed by all alpha variants +// ================================== +#ifdef ALPHA_BLEND +in vec3 vary_fragcoord; +uniform vec4 clipPlane; +uniform float clipSign; +void waterClip(vec3 pos); +void calcAtmosphericVarsLinear(vec3 inPositionEye, vec3 norm, vec3 light_dir, out vec3 sunlit, out vec3 amblit, out vec3 atten, out vec3 additive); +vec4 applySkyAndWaterFog(vec3 pos, vec3 additive, vec3 atten, vec4 color); +#endif +// ================================== + + +// ================================== +// needed by lit alpha +// ================================== +#if defined(ALPHA_BLEND) && !defined(UNLIT) + +#ifdef HAS_SUN_SHADOW +uniform sampler2D lightMap; +uniform vec2 screen_res; +#endif + +// Lights +// See: LLRender::syncLightState() +uniform vec4 light_position[8]; +uniform vec3 light_direction[8]; // spot direction +uniform vec4 light_attenuation[8]; // linear, quadratic, is omni, unused, See: LLPipeline::setupHWLights() and syncLightState() +uniform vec3 light_diffuse[8]; +uniform vec2 light_deferred_attenuation[8]; // light size and falloff + +uniform int sun_up_factor; +uniform vec3 sun_dir; +uniform vec3 moon_dir; + +void calcHalfVectors(vec3 lv, vec3 n, vec3 v, out vec3 h, out vec3 l, out float nh, out float nl, out float nv, out float vh, out float lightDist); +float calcLegacyDistanceAttenuation(float distance, float falloff); +float sampleDirectionalShadow(vec3 pos, vec3 norm, vec2 pos_screen); +void sampleReflectionProbes(inout vec3 ambenv, inout vec3 glossenv, + vec2 tc, vec3 pos, vec3 norm, float glossiness, bool transparent, vec3 amblit_linear); + +void calcDiffuseSpecular(vec3 baseColor, float metallic, inout vec3 diffuseColor, inout vec3 specularColor); + +vec3 pbrBaseLight(vec3 diffuseColor, + vec3 specularColor, + float metallic, + vec3 pos, + vec3 norm, + float perceptualRoughness, + vec3 light_dir, + vec3 sunlit, + float scol, + vec3 radiance, + vec3 irradiance, + vec3 colorEmissive, + float ao, + vec3 additive, + vec3 atten); + +vec3 pbrCalcPointLightOrSpotLight(vec3 diffuseColor, vec3 specularColor, + float perceptualRoughness, + float metallic, + vec3 n, // normal + vec3 p, // pixel position + vec3 v, // view vector (negative normalized pixel position) + vec3 lp, // light position + vec3 ld, // light direction (for spotlights) + vec3 lightColor, + float lightSize, float falloff, float is_pointlight, float ambiance); + +#endif +// ================================== + + +// ================================== +// output definition +// ================================== +#if defined(ALPHA_BLEND) || defined(UNLIT) +out vec4 frag_color; +#else +out vec4 frag_data[4]; +#endif +// ================================== + + +void main() +{ + +// ================================== +// all variants +// mirror clip +// base color +// masking +// emissive +// ================================== + vec3 pos = vary_position; + mirrorClip(pos); + + vec4 basecolor = texture(diffuseMap, base_color_texcoord.xy).rgba; + basecolor.rgb = srgb_to_linear(basecolor.rgb); + basecolor *= vertex_color; + + if (basecolor.a < minimum_alpha) + { + discard; + } + + vec3 emissive = emissiveColor; + emissive *= srgb_to_linear(texture(emissiveMap, emissive_texcoord.xy).rgb); +// ================================== + +// ================================== +// all lit variants +// prepare norm +// prepare orm +// ================================== +#ifndef UNLIT + // from mikktspace.com + vec3 vNt = texture(normalMap, normal_texcoord.xy).xyz*2.0-1.0; + float sign = vary_sign; + vec3 vN = vary_normal; + vec3 vT = vary_tangent.xyz; + + vec3 vB = sign * cross(vN, vT); + vec3 norm = normalize( vNt.x * vT + vNt.y * vB + vNt.z * vN ); + norm *= gl_FrontFacing ? 1.0 : -1.0; + + // RGB = Occlusion, Roughness, Metal + // default values, see LLViewerTexture::sDefaultPBRORMImagep + // occlusion 1.0 + // roughness 0.0 + // metal 0.0 + vec3 orm = texture(metallicRoughnessMap, metallic_roughness_texcoord.xy).rgb; + orm.r = texture(occlusionMap, metallic_roughness_texcoord.xy).r; + orm.g *= roughnessFactor; + orm.b *= metallicFactor; +#endif +// ================================== + +// ================================== +// non alpha output +// ================================== +#ifndef ALPHA_BLEND +#ifdef UNLIT + vec4 color = basecolor; + color.rgb += emissive.rgb; + frag_color = color; +#else + frag_data[0] = max(vec4(basecolor.rgb, 0.0), vec4(0)); + frag_data[1] = max(vec4(orm.rgb,0.0), vec4(0)); + frag_data[2] = vec4(norm, GBUFFER_FLAG_HAS_PBR); + frag_data[3] = max(vec4(emissive,0), vec4(0)); +#endif +#endif + + +// ================================== +// alpha implementation +// ================================== +#ifdef ALPHA_BLEND + + float scol = 1.0; + vec3 sunlit; + vec3 amblit; + vec3 additive; + vec3 atten; + + vec3 light_dir; + +#ifdef UNLIT + light_dir = vec3(0,0,1); + vec3 norm = vec3(0,0,1); +#else + light_dir = (sun_up_factor == 1) ? sun_dir : moon_dir; +#endif + + calcAtmosphericVarsLinear(pos.xyz, norm, light_dir, sunlit, amblit, additive, atten); + +#ifndef UNLIT + vec3 sunlit_linear = srgb_to_linear(sunlit); + + vec2 frag = vary_fragcoord.xy/vary_fragcoord.z*0.5+0.5; + +#ifdef HAS_SUN_SHADOW + scol = sampleDirectionalShadow(pos.xyz, norm.xyz, frag); +#endif + + float perceptualRoughness = orm.g * roughnessFactor; + float metallic = orm.b * metallicFactor; + + // PBR IBL + float gloss = 1.0 - perceptualRoughness; + vec3 irradiance = vec3(0); + vec3 radiance = vec3(0); + sampleReflectionProbes(irradiance, radiance, vary_position.xy*0.5+0.5, pos.xyz, norm.xyz, gloss, true, amblit); + + vec3 diffuseColor; + vec3 specularColor; + calcDiffuseSpecular(basecolor.rgb, metallic, diffuseColor, specularColor); + + vec3 v = -normalize(pos.xyz); + + vec3 color = pbrBaseLight(diffuseColor, specularColor, metallic, v, norm.xyz, perceptualRoughness, light_dir, sunlit_linear, scol, radiance, irradiance, emissive, orm.r, additive, atten); + + vec3 light = vec3(0); + + // Punctual lights +#define LIGHT_LOOP(i) light += pbrCalcPointLightOrSpotLight(diffuseColor, specularColor, perceptualRoughness, metallic, norm.xyz, pos.xyz, v, light_position[i].xyz, light_direction[i].xyz, light_diffuse[i].rgb, light_deferred_attenuation[i].x, light_deferred_attenuation[i].y, light_attenuation[i].z, light_attenuation[i].w); + + LIGHT_LOOP(1) + LIGHT_LOOP(2) + LIGHT_LOOP(3) + LIGHT_LOOP(4) + LIGHT_LOOP(5) + LIGHT_LOOP(6) + LIGHT_LOOP(7) + + color.rgb += light.rgb; + + color.rgb = applySkyAndWaterFog(pos.xyz, additive, atten, vec4(color, 1.0)).rgb; + + float a = basecolor.a*vertex_color.a; + + frag_color = max(vec4(color.rgb,a), vec4(0)); +#else // UNLIT + vec4 color = basecolor; + color.rgb += emissive.rgb; + frag_color = color; +#endif +#endif // ALPHA_BLEND +} + diff --git a/indra/newview/app_settings/shaders/class1/gltf/pbrmetallicroughnessV.glsl b/indra/newview/app_settings/shaders/class1/gltf/pbrmetallicroughnessV.glsl new file mode 100644 index 0000000000..f123c29101 --- /dev/null +++ b/indra/newview/app_settings/shaders/class1/gltf/pbrmetallicroughnessV.glsl @@ -0,0 +1,171 @@ +/** + * @file pbrmetallicroughnessV.glsl + * + * $LicenseInfo:firstyear=2024&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2022, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +// GLTF pbrMetallicRoughness implementation + +uniform mat4 modelview_matrix; + +#ifdef HAS_SKIN +uniform mat4 projection_matrix; +#else +uniform mat3 normal_matrix; +uniform mat4 modelview_projection_matrix; +#endif +uniform mat4 texture_matrix0; + +uniform vec4[2] texture_base_color_transform; +uniform vec4[2] texture_normal_transform; +uniform vec4[2] texture_metallic_roughness_transform; +uniform vec4[2] texture_emissive_transform; + +in vec3 position; +in vec4 diffuse_color; +in vec2 texcoord0; +out vec2 base_color_texcoord; +out vec2 emissive_texcoord; +out vec4 vertex_color; +out vec3 vary_position; + +#ifndef UNLIT +in vec3 normal; +in vec4 tangent; +out vec2 normal_texcoord; +out vec2 metallic_roughness_texcoord; +out vec3 vary_tangent; +flat out float vary_sign; +out vec3 vary_normal; +vec3 tangent_space_transform(vec4 vertex_tangent, vec3 vertex_normal, vec4[2] khr_gltf_transform, mat4 sl_animation_transform); +#endif + +vec2 texture_transform(vec2 vertex_texcoord, vec4[2] khr_gltf_transform, mat4 sl_animation_transform); + + +#ifdef ALPHA_BLEND +out vec3 vary_fragcoord; +#endif + +#ifdef HAS_SKIN +in uvec4 joint; +in vec4 weight4; + +layout (std140) uniform GLTFJoints +{ + // list of OBBs for user override probes + mat3x4 gltf_joints[MAX_JOINTS_PER_GLTF_OBJECT]; +}; + +mat4 getGLTFSkinTransform() +{ + int i; + + vec4 w = weight4; + + uint i1 = joint.x; + uint i2 = joint.y; + uint i3 = joint.z; + uint i4 = joint.w; + + mat3 mat = mat3(gltf_joints[i1])*w.x; + mat += mat3(gltf_joints[i2])*w.y; + mat += mat3(gltf_joints[i3])*w.z; + mat += mat3(gltf_joints[i4])*w.w; + + vec3 trans = vec3(gltf_joints[i1][0].w,gltf_joints[i1][1].w,gltf_joints[i1][2].w)*w.x; + trans += vec3(gltf_joints[i2][0].w,gltf_joints[i2][1].w,gltf_joints[i2][2].w)*w.y; + trans += vec3(gltf_joints[i3][0].w,gltf_joints[i3][1].w,gltf_joints[i3][2].w)*w.z; + trans += vec3(gltf_joints[i4][0].w,gltf_joints[i4][1].w,gltf_joints[i4][2].w)*w.w; + + mat4 ret; + + ret[0] = vec4(mat[0], 0); + ret[1] = vec4(mat[1], 0); + ret[2] = vec4(mat[2], 0); + ret[3] = vec4(trans, 1.0); + + return ret; + +#ifdef IS_AMD_CARD + // If it's AMD make sure the GLSL compiler sees the arrays referenced once by static index. Otherwise it seems to optimise the storage awawy which leads to unfun crashes and artifacts. + mat3x4 dummy1 = gltf_joints[0]; + mat3x4 dummy2 = gltf_joints[MAX_JOINTS_PER_GLTF_OBJECT-1]; +#endif + +} + +#endif + +void main() +{ +#ifdef HAS_SKIN + mat4 mat = getGLTFSkinTransform(); + + mat = modelview_matrix * mat; + + vec3 pos = (mat*vec4(position.xyz,1.0)).xyz; + vary_position = pos; + + vec4 vert = projection_matrix * vec4(pos, 1.0); + gl_Position = vert; + +#else + vary_position = (modelview_matrix*vec4(position.xyz, 1.0)).xyz; + //transform vertex + vec4 vert = modelview_projection_matrix * vec4(position.xyz, 1.0); + gl_Position = vert; +#endif + + base_color_texcoord = texture_transform(texcoord0, texture_base_color_transform, texture_matrix0); + emissive_texcoord = texture_transform(texcoord0, texture_emissive_transform, texture_matrix0); + +#ifndef UNLIT + normal_texcoord = texture_transform(texcoord0, texture_normal_transform, texture_matrix0); + metallic_roughness_texcoord = texture_transform(texcoord0, texture_metallic_roughness_transform, texture_matrix0); +#endif + + +#ifndef UNLIT +#ifdef HAS_SKIN + vec3 n = (mat*vec4(normal.xyz+position.xyz,1.0)).xyz-pos.xyz; + vec3 t = (mat*vec4(tangent.xyz+position.xyz,1.0)).xyz-pos.xyz; +#else //HAS_SKIN + vec3 n = normal_matrix * normal; + vec3 t = normal_matrix * tangent.xyz; +#endif + + n = normalize(n); + vary_tangent = normalize(tangent_space_transform(vec4(t, tangent.w), n, texture_normal_transform, texture_matrix0)); + vary_sign = tangent.w; + vary_normal = n; +#endif + + vertex_color = diffuse_color; +#ifdef ALPHA_BLEND + vary_fragcoord = vert.xyz; +#endif +} + + + + diff --git a/indra/newview/app_settings/shaders/class2/deferred/pbralphaF.glsl b/indra/newview/app_settings/shaders/class2/deferred/pbralphaF.glsl index 059c2a64ce..f4a8051427 100644 --- a/indra/newview/app_settings/shaders/class2/deferred/pbralphaF.glsl +++ b/indra/newview/app_settings/shaders/class2/deferred/pbralphaF.glsl @@ -1,24 +1,24 @@ -/** +/** * @file class1\deferred\pbralphaF.glsl * * $LicenseInfo:firstyear=2022&license=viewerlgpl$ * Second Life Viewer Source Code * Copyright (C) 2022, Linden Research, Inc. - * + * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; * version 2.1 of the License only. - * + * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. - * + * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - * + * * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA * $/LicenseInfo$ */ @@ -87,7 +87,7 @@ vec4 applySkyAndWaterFog(vec3 pos, vec3 additive, vec3 atten, vec4 color); void calcHalfVectors(vec3 lv, vec3 n, vec3 v, out vec3 h, out vec3 l, out float nh, out float nl, out float nv, out float vh, out float lightDist); float calcLegacyDistanceAttenuation(float distance, float falloff); float sampleDirectionalShadow(vec3 pos, vec3 norm, vec2 pos_screen); -void sampleReflectionProbes(inout vec3 ambenv, inout vec3 glossenv, +void sampleReflectionProbes(inout vec3 ambenv, inout vec3 glossenv, vec2 tc, vec3 pos, vec3 norm, float glossiness, bool transparent, vec3 amblit_linear); void mirrorClip(vec3 pos); @@ -111,15 +111,15 @@ vec3 pbrBaseLight(vec3 diffuseColor, vec3 additive, vec3 atten); -vec3 pbrPunctual(vec3 diffuseColor, vec3 specularColor, - float perceptualRoughness, +vec3 pbrPunctual(vec3 diffuseColor, vec3 specularColor, + float perceptualRoughness, float metallic, vec3 n, // normal vec3 v, // surface point to camera vec3 l); //surface point to light -vec3 calcPointLightOrSpotLight(vec3 diffuseColor, vec3 specularColor, - float perceptualRoughness, +vec3 pbrCalcPointLightOrSpotLight(vec3 diffuseColor, vec3 specularColor, + float perceptualRoughness, float metallic, vec3 n, // normal vec3 p, // pixel position @@ -127,33 +127,7 @@ vec3 calcPointLightOrSpotLight(vec3 diffuseColor, vec3 specularColor, vec3 lp, // light position vec3 ld, // light direction (for spotlights) vec3 lightColor, - float lightSize, float falloff, float is_pointlight, float ambiance) -{ - vec3 color = vec3(0,0,0); - - vec3 lv = lp.xyz - p; - - float lightDist = length(lv); - - float dist = lightDist / lightSize; - if (dist <= 1.0) - { - lv /= lightDist; - - float dist_atten = calcLegacyDistanceAttenuation(dist, falloff); - - // spotlight coefficient. - float spot = max(dot(-ld, lv), is_pointlight); - // spot*spot => GL_SPOT_EXPONENT=2 - float spot_atten = spot*spot; - - vec3 intensity = spot_atten * dist_atten * lightColor * 3.0; //magic number to balance with legacy materials - - color = intensity*pbrPunctual(diffuseColor, specularColor, perceptualRoughness, metallic, n.xyz, v, lv); - } - - return color; -} + float lightSize, float falloff, float is_pointlight, float ambiance); void main() { @@ -181,7 +155,7 @@ void main() float sign = vary_sign; vec3 vN = vary_normal; vec3 vT = vary_tangent.xyz; - + vec3 vB = sign * cross(vN, vT); vec3 norm = normalize( vNt.x * vT + vNt.y * vB + vNt.z * vN ); @@ -218,7 +192,7 @@ void main() vec3 irradiance = vec3(0); vec3 radiance = vec3(0); sampleReflectionProbes(irradiance, radiance, vary_position.xy*0.5+0.5, pos.xyz, norm.xyz, gloss, true, amblit); - + vec3 diffuseColor; vec3 specularColor; calcDiffuseSpecular(col.rgb, metallic, diffuseColor, specularColor); @@ -230,7 +204,7 @@ void main() vec3 light = vec3(0); // Punctual lights -#define LIGHT_LOOP(i) light += calcPointLightOrSpotLight(diffuseColor, specularColor, perceptualRoughness, metallic, norm.xyz, pos.xyz, v, light_position[i].xyz, light_direction[i].xyz, light_diffuse[i].rgb, light_deferred_attenuation[i].x, light_deferred_attenuation[i].y, light_attenuation[i].z, light_attenuation[i].w); +#define LIGHT_LOOP(i) light += pbrCalcPointLightOrSpotLight(diffuseColor, specularColor, perceptualRoughness, metallic, norm.xyz, pos.xyz, v, light_position[i].xyz, light_direction[i].xyz, light_diffuse[i].rgb, light_deferred_attenuation[i].x, light_deferred_attenuation[i].y, light_attenuation[i].z, light_attenuation[i].w); LIGHT_LOOP(1) LIGHT_LOOP(2) @@ -245,7 +219,7 @@ void main() color.rgb = applySkyAndWaterFog(pos.xyz, additive, atten, vec4(color, 1.0)).rgb; float a = basecolor.a*vertex_color.a; - + frag_color = max(vec4(color.rgb,a), vec4(0)); } @@ -295,7 +269,7 @@ void main() // emissiveMap here is a vanilla RGB texture encoded as sRGB, manually convert to linear colorEmissive *= srgb_to_linear(texture(emissiveMap, emissive_texcoord.xy).rgb); - + float a = basecolor.a*vertex_color.a; color += colorEmissive; diff --git a/indra/newview/app_settings/shaders/class3/deferred/materialF.glsl b/indra/newview/app_settings/shaders/class3/deferred/materialF.glsl index d3e19cf4a8..26ab0406f6 100644 --- a/indra/newview/app_settings/shaders/class3/deferred/materialF.glsl +++ b/indra/newview/app_settings/shaders/class3/deferred/materialF.glsl @@ -77,7 +77,6 @@ uniform float is_mirror; uniform vec3 sun_dir; uniform vec3 moon_dir; -in vec2 vary_fragcoord; uniform mat4 proj_mat; uniform mat4 inv_proj; |