#import "Common/ShaderLib/GLSLCompat.glsllib"

uniform sampler2D m_ShadowMap0;
uniform float     m_ShadowIntensity;
uniform sampler2D m_LeafMap;
uniform bool      m_HasLeafMap;

in vec4 shadowCoord;
in vec2 texCoord;

void main() {
    // Transparente Blattbereiche empfangen keinen Schatten
    if (m_HasLeafMap && texture2D(m_LeafMap, texCoord).a < 0.5) discard;

    vec3 coord      = shadowCoord.xyz / shadowCoord.w;
    float mapDepth  = texture2D(m_ShadowMap0, coord.xy).r;
    float lit       = (coord.z > mapDepth + 0.001) ? (1.0 - m_ShadowIntensity) : 1.0;

    gl_FragColor = vec4(lit, lit, lit, 1.0);
}