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#version 410 core
#define SMF_TEXSQR_SIZE 1024.0
layout(location = 0) in vec3 a_vertex_xyz;
layout(location = 1) in vec4 a_color_rgba;
uniform mat4 u_movi_mat;
uniform mat4 u_proj_mat;
uniform ivec3 u_diffuse_tex_sqr;
const vec4 detail_plane_s = vec4(0.005, 0.000, 0.005, 0.5);
const vec4 detail_plane_t = vec4(0.000, 0.005, 0.000, 0.5);
out vec3 v_vertex_xyz;
out vec4 v_color_rgba;
out vec2 v_diffuse_tc;
out vec2 v_detail_tc;
void main() {
vec4 vertex_xyzw = vec4(a_vertex_xyz, 1.0);
v_vertex_xyz = a_vertex_xyz;
v_color_rgba = a_color_rgba;
v_diffuse_tc.s = dot(vertex_xyzw, vec4(1.0 / SMF_TEXSQR_SIZE, 0.0, 0.0 , -u_diffuse_tex_sqr.x * 1.0));
v_diffuse_tc.t = dot(vertex_xyzw, vec4(0.0 , 0.0, 1.0 / SMF_TEXSQR_SIZE, -u_diffuse_tex_sqr.y * 1.0));
v_detail_tc.s = dot(vertex_xyzw, detail_plane_s);
v_detail_tc.t = dot(vertex_xyzw, detail_plane_t);
gl_Position = u_proj_mat * u_movi_mat * vertex_xyzw;
}
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