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| // Vertex Attributes | |
| layout(location = 0) in vec3 position; | |
| layout(location = NORMAL_LOC) in vec3 normal; | |
| layout(location = TANGENT_LOC) in vec4 tangent; | |
| layout(location = TEXCOORD_0_LOC) in vec2 texcoord_0; | |
| layout(location = TEXCOORD_1_LOC) in vec2 texcoord_1; | |
| layout(location = COLOR_0_LOC) in vec4 color_0; | |
| layout(location = JOINTS_0_LOC) in vec4 joints_0; | |
| layout(location = WEIGHTS_0_LOC) in vec4 weights_0; | |
| layout(location = INST_M_LOC) in mat4 inst_m; | |
| // Uniforms | |
| uniform mat4 M; | |
| uniform mat4 V; | |
| uniform mat4 P; | |
| // Outputs | |
| out vec3 frag_position; | |
| out vec3 frag_normal; | |
| out mat3 tbn; | |
| out vec2 uv_0; | |
| out vec2 uv_1; | |
| out vec4 color_multiplier; | |
| void main() | |
| { | |
| gl_Position = P * V * M * inst_m * vec4(position, 1); | |
| frag_position = vec3(M * inst_m * vec4(position, 1.0)); | |
| mat4 N = transpose(inverse(M * inst_m)); | |
| frag_normal = normalize(vec3(N * vec4(normal, 0.0))); | |
| vec3 normal_w = normalize(vec3(N * vec4(normal, 0.0))); | |
| vec3 tangent_w = normalize(vec3(N * vec4(tangent.xyz, 0.0))); | |
| vec3 bitangent_w = cross(normal_w, tangent_w) * tangent.w; | |
| tbn = mat3(tangent_w, bitangent_w, normal_w); | |
| uv_0 = texcoord_0; | |
| uv_1 = texcoord_1; | |
| color_multiplier = color_0; | |
| } | |