2023-04-07 16:48:33 -07:00
|
|
|
#line 2
|
|
|
|
|
|
|
|
/*
|
2023-12-12 01:22:54 -08:00
|
|
|
* Copyright (c) 2023 lax1dude. All Rights Reserved.
|
2023-04-07 16:48:33 -07:00
|
|
|
*
|
2023-12-12 01:22:54 -08:00
|
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
|
|
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
|
|
|
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
|
|
|
* IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
|
|
|
|
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
|
|
|
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
|
|
|
|
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
|
|
|
|
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
|
|
|
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
|
|
* POSSIBILITY OF SUCH DAMAGE.
|
2023-04-07 16:48:33 -07:00
|
|
|
*
|
|
|
|
*/
|
|
|
|
|
|
|
|
precision lowp int;
|
|
|
|
precision highp float;
|
|
|
|
precision highp sampler2D;
|
|
|
|
|
|
|
|
layout(location = 0) in vec2 a_position2f;
|
|
|
|
layout(location = 1) in vec2 a_texcoord2f;
|
|
|
|
|
|
|
|
out vec2 v_texcoord2f;
|
|
|
|
out float v_occlusion1f;
|
|
|
|
|
|
|
|
uniform sampler2D u_sunOcclusionValue;
|
|
|
|
|
|
|
|
uniform mat3 u_sunFlareMatrix3f;
|
|
|
|
|
|
|
|
void main() {
|
|
|
|
v_occlusion1f = max(textureLod(u_sunOcclusionValue, vec2(0.5, 0.5), 0.0).r * 1.5 - 0.5, 0.0);
|
|
|
|
if(v_occlusion1f == 0.0) {
|
|
|
|
gl_Position = vec4(-10.0, -10.0, -10.0, 1.0);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
v_texcoord2f = a_texcoord2f;
|
|
|
|
vec3 pos3f = u_sunFlareMatrix3f * vec3(a_position2f, 1.0);
|
|
|
|
gl_Position = vec4(pos3f.x, pos3f.y, 0.0, pos3f.z);
|
|
|
|
}
|