rk_island/game/shaders/sky_opengles.vert

29 lines
993 B
GLSL

// Copyright (C) 2022 RozK
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
#version 320 es
precision highp float;
layout(location = 0) in vec3 a_position; // view space
uniform mat4 u_projection; // view space -> screen space
out vec3 v_position; // view space
void main(void) {
v_position = a_position;
gl_Position = u_projection * vec4(a_position, 1.0);
}