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#include "common_header.h"
#define light UV3(0)
#define maintex TEX(0)
#define vert_color reg_v4_00
static void vert(UniformCollection* uniforms, VertexShaderIn* in, Vec4* clipcoord) {
static Vec4 p; p.xyz = in->vertex->position; p.w = 1;
mat4_applytovec4(uniforms->mvp, &p, clipcoord);
color_tocolor32(in->vertex->color, vert_color);
}
static bool frag(UniformCollection* uniforms, FragmentShaderIn* in, Color* color) {
vec3_normalize(light, light);
vec3_normalize(&in->normal, &in->normal);
float strongness = vec3_dot(light, &in->normal);
vec3_scale(vert_color, 1 - clamp(strongness, 0, 1), vert_color);
*color = color32_tocolor(vert_color);
return 1;
}
Program ssr_built_in_shader_unlit = {
vert, frag,
VARYING_V4_00
};
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