/* clang-format off */ [vertex] uniform highp mat4 projection_matrix; /* clang-format on */ uniform highp mat4 light_matrix; uniform highp mat4 world_matrix; uniform highp float distance_norm; layout(location = 0) in highp vec3 vertex; out highp vec4 position_interp; void main() { gl_Position = projection_matrix * (light_matrix * (world_matrix * vec4(vertex, 1.0))); position_interp = gl_Position; } /* clang-format off */ [fragment] in highp vec4 position_interp; /* clang-format on */ #ifdef USE_RGBA_SHADOWS layout(location = 0) out lowp vec4 distance_buf; #else layout(location = 0) out highp float distance_buf; #endif void main() { highp float depth = ((position_interp.z / position_interp.w) + 1.0) * 0.5 + 0.0; // bias #ifdef USE_RGBA_SHADOWS highp vec4 comp = fract(depth * vec4(256.0 * 256.0 * 256.0, 256.0 * 256.0, 256.0, 1.0)); comp -= comp.xxyz * vec4(0.0, 1.0 / 256.0, 1.0 / 256.0, 1.0 / 256.0); distance_buf = comp; #else distance_buf = depth; #endif }