jGame-Pathfinder/assets/shader/default.vsh.glsl
2023-07-30 14:17:54 +02:00

35 lines
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733 B
GLSL

#version 100
precision mediump float;
attribute vec3 pos;
attribute vec2 uv;
attribute vec3 normal;
uniform vec3 wpos;
varying vec2 texcoord;
varying vec3 v_normal;
varying float v_position;
varying vec3 v_cam_normal;
uniform mat4 view;
uniform mat4 proj;
void main() {
mat4 drawProj = mat4(
vec4(-1.0, 0.0, 0.0, 0.0),
vec4(0.0, 1.0, 0.0, 0.0),
vec4(0.0, 0.0, -1.0, 0.0),
vec4(-wpos.x, wpos.y, -wpos.z, 1.0)
);
texcoord = uv;
v_normal = normal;
vec4 space_pos = view * drawProj * vec4(pos, 1.0);
gl_Position = proj * space_pos;//* view * drawProj * vec4(pos, 1.0);
v_position = length(space_pos.xyz);
v_cam_normal = mat3(view * drawProj) * normal;
}