diff options
Diffstat (limited to 'shader/main.lua')
| -rw-r--r-- | shader/main.lua | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/shader/main.lua b/shader/main.lua new file mode 100644 index 0000000..4629d5b --- /dev/null +++ b/shader/main.lua @@ -0,0 +1,42 @@ +io.stdout:setvbuf("no") +local shader +local img +local img2 +function jin.core.onLoad() + local str = jin.filesystem.read("metaball.shader") + shader = jin.graphics.newShader(str) + local bitmap = jin.graphics.newBitmap("img.png") + -- local bitmap2 = jin.graphics.newBitmap("img2.bmp") + img = jin.graphics.newTexture(bitmap) + -- img2 = jin.graphics.newTexture(bitmap2) +end + +local mx, my = 0, 0 +local sw, sh = jin.graphics.getSize() +function jin.core.onEvent(e) + if e.type == "Quit" then + jin.core.stop() + end + if e.type == "KeyDown" then + if e.key == "Escape" then + jin.core.stop() + end + end + if e.type == "MouseMotion" then + -- if e.button == "left" then + mx = e.x + my = e.y + -- end + end +end + +local dt = 0 +function jin.core.onDraw() + -- dt = dt + 0.1 + jin.graphics.useShader(shader) + shader:sendNumber("feather", 1 ) + shader:sendVec2("scaleFactor", 1, 1) + shader:sendVec2("distortionFactor", 1, 1) + jin.graphics.draw(img, mx, my, 1, 1) + jin.graphics.unuseShader() +end
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