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https://github.com/Ttanasart-pt/Pixel-Composer.git
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33 lines
1.4 KiB
Plaintext
33 lines
1.4 KiB
Plaintext
function Node_RGB_Channel(_x, _y, _group = -1) : Node_Processor(_x, _y, _group) constructor {
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name = "RGB Extract";
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inputs[| 0] = nodeValue(0, "Surface in", self, JUNCTION_CONNECT.input, VALUE_TYPE.surface, 0);
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inputs[| 1] = nodeValue(1, "Output type", self, JUNCTION_CONNECT.input, VALUE_TYPE.integer, 0)
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.setDisplay(VALUE_DISPLAY.enum_scroll, ["Channel value", "Greyscale"]);
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outputs[| 0] = nodeValue(0, "Red", self, JUNCTION_CONNECT.output, VALUE_TYPE.surface, PIXEL_SURFACE);
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outputs[| 1] = nodeValue(1, "Green", self, JUNCTION_CONNECT.output, VALUE_TYPE.surface, PIXEL_SURFACE);
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outputs[| 2] = nodeValue(2, "Blue", self, JUNCTION_CONNECT.output, VALUE_TYPE.surface, PIXEL_SURFACE);
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outputs[| 3] = nodeValue(3, "Alpha", self, JUNCTION_CONNECT.output, VALUE_TYPE.surface, PIXEL_SURFACE);
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static process_data = function(_outSurf, _data, output_index) {
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var _out = _data[1];
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surface_set_target(_outSurf);
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draw_clear_alpha(0, 0);
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BLEND_OVERRIDE
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switch(output_index) {
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case 0 : shader_set(_out? sh_channel_R_grey : sh_channel_R); break;
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case 1 : shader_set(_out? sh_channel_G_grey : sh_channel_G); break;
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case 2 : shader_set(_out? sh_channel_B_grey : sh_channel_B); break;
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case 3 : shader_set(sh_channel_A); break;
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}
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draw_surface_safe(_data[0], 0, 0);
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shader_reset();
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BLEND_NORMAL
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surface_reset_target();
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return _outSurf;
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}
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} |