From e8942caa233a663155ffec14c1070ad5dbbb9c7b Mon Sep 17 00:00:00 2001 From: Valentin Popov Date: Sun, 1 Nov 2026 13:40:12 +0400 Subject: fix(render): preserve object-local point lights on models --- adapters/fparkan-render-vulkan/shaders/triangle.vert | 12 ++++++++---- 1 file changed, 8 insertions(+), 4 deletions(-) (limited to 'adapters/fparkan-render-vulkan/shaders/triangle.vert') diff --git a/adapters/fparkan-render-vulkan/shaders/triangle.vert b/adapters/fparkan-render-vulkan/shaders/triangle.vert index 8e04536..3accd2e 100644 --- a/adapters/fparkan-render-vulkan/shaders/triangle.vert +++ b/adapters/fparkan-render-vulkan/shaders/triangle.vert @@ -45,7 +45,8 @@ layout(std430, set = 0, binding = 5) readonly buffer MaterialSpecular { struct PointLightRecord { vec4 position_range; vec4 rgb_active; - vec4 coefficients_active; + vec3 coefficients; + uint owner_scope; }; layout(std430, set = 0, binding = 6) readonly buffer PointLightBuffer { @@ -197,6 +198,9 @@ LightingTerms native_material_lighting( } for (uint index = 0u; index < point_light_buffer.header.x; ++index) { PointLightRecord point_light = point_light_buffer.records[index]; + if (point_light.owner_scope != 0u && point_light.owner_scope != uint(gl_InstanceIndex)) { + continue; + } vec3 to_light = point_light.position_range.xyz - world_position; float distance_squared = dot(to_light, to_light); float range = point_light.position_range.w; @@ -209,9 +213,9 @@ LightingTerms native_material_lighting( float ndotl = dot(normal, light_direction); if (ndotl > 0.0) { float t = (range - distance_to_light) / range; - float attenuation = point_light.coefficients_active.x - + point_light.coefficients_active.y * t - + point_light.coefficients_active.z * t * t; + float attenuation = point_light.coefficients.x + + point_light.coefficients.y * t + + point_light.coefficients.z * t * t; attenuation = max(attenuation, 0.0); accumulated += ndotl * directional_rgb * point_light.rgb_active.rgb * attenuation; specular += specular_from_light( -- cgit v1.2.3