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Fixed alignment issue of point lights buffer

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Instead of using an array of descriptors for storing the lights, now
only one descriptor maps the entire array.
This commit is contained in:
Lorenzo Torres 2025-08-09 15:02:53 +02:00
parent 503ed33aec
commit 93e91d7902
2 changed files with 26 additions and 27 deletions
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35
assets/shaders/shader.frag
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@ -2,7 +2,13 @@
#define MAX_POINT_LIGHTS 1024
struct PointLight {
vec3 position;
vec3 ambient;
vec3 diffuse;
vec3 specular;
vec3 data;
};
layout(location = 0) out vec4 outColor;
@ -17,14 +23,9 @@ layout (binding = 2) uniform DirectionalLight {
vec3 diffuse;
vec3 specular;
} directional_light;
layout (binding = 5) uniform PointLight {
vec3 position;
vec3 ambient;
vec3 diffuse;
vec3 specular;
vec3 data;
} point_lights[MAX_POINT_LIGHTS];
layout (binding = 5) uniform PointLights {
PointLight point_lights[MAX_POINT_LIGHTS];
} point_lights;
layout (binding = 3) uniform ViewUniform {
vec3 pos;
@ -49,19 +50,19 @@ vec3 calc_directional_light(vec3 normal, vec3 viewDir) {
}
vec3 calc_point_light(int index, vec3 normal, vec3 fragPos, vec3 viewDir) {
float constant = point_lights[index].data[0];
float linear = point_lights[index].data[1];
float quadratic = point_lights[index].data[2];
float constant = point_lights.point_lights[index].data[0];
float linear = point_lights.point_lights[index].data[1];
float quadratic = point_lights.point_lights[index].data[2];
vec3 lightDir = normalize(point_lights[index].position - fragPos);
vec3 lightDir = normalize(point_lights.point_lights[index].position - fragPos);
float diff = max(dot(normal, lightDir), 0.0);
vec3 reflectDir = reflect(-lightDir, normal);
float spec = pow(max(dot(viewDir, reflectDir), 0.0), 2);
float distance = length(point_lights[index].position - fragPos);
float distance = length(point_lights.point_lights[index].position - fragPos);
float attenuation = 1.0 / (constant + linear * distance + quadratic * (distance * distance));
vec3 ambient = point_lights[index].ambient * vec3(texture(textureSampler, TexCoords));
vec3 diffuse = point_lights[index].diffuse * diff * vec3(texture(textureSampler, TexCoords));
vec3 specular = point_lights[index].specular * spec * vec3(texture(diffuseSampler, TexCoords));
vec3 ambient = point_lights.point_lights[index].ambient * vec3(texture(textureSampler, TexCoords));
vec3 diffuse = point_lights.point_lights[index].diffuse * diff * vec3(texture(textureSampler, TexCoords));
vec3 specular = point_lights.point_lights[index].specular * spec * vec3(texture(diffuseSampler, TexCoords));
ambient *= attenuation;
diffuse *= attenuation;
specular *= attenuation;