kaze/orx
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Fix support for NPOT inputs in orx-jumpflood

Browse Source
This commit is contained in:
Edwin Jakobs
2019-11-28 22:12:58 +01:00
parent 4db7ad114a
commit 50446eeb1b
3 changed files with 24 additions and 5 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
orx-jumpflood/src/main/resources/shaders/gl3/pixel-direction.frag
View File

@@ -2,13 +2,19 @@
uniform sampler2D tex0;
uniform sampler2D tex1;
uniform vec2 originalSize;
in vec2 v_texCoord0;
out vec4 o_color;
void main() {
vec2 size = textureSize(tex0, 0);
vec2 pixelPosition = v_texCoord0;
vec2 fixUp = v_texCoord0;
fixUp.y = 1.0 - fixUp.y;
fixUp *= (size/originalSize);
fixUp.y = 1.0 - fixUp.y;
vec2 pixelPosition = fixUp;
vec2 centroidPixelPosition = texture(tex0, v_texCoord0).xy;
vec2 pixelDistance = (centroidPixelPosition - pixelPosition) * size * vec2(1.0, -1.0);
float threshold = texture(tex1, v_texCoord0).r;