From 41fbca10f6c6cdd9c1623f1347e7ecb40f5e7f59 Mon Sep 17 00:00:00 2001 From: Mel Date: Sat, 8 Jul 2023 01:20:53 +0200 Subject: Add crude texture transparency --- src/GFX/Image/PPMParser.cpp | 16 +++++++++++----- 1 file changed, 11 insertions(+), 5 deletions(-) (limited to 'src/GFX/Image/PPMParser.cpp') diff --git a/src/GFX/Image/PPMParser.cpp b/src/GFX/Image/PPMParser.cpp index f002db8..1f62871 100644 --- a/src/GFX/Image/PPMParser.cpp +++ b/src/GFX/Image/PPMParser.cpp @@ -68,12 +68,18 @@ RawImage::Pixel PPMParser::parse_pixel(uint8_t max_color) { auto map_to_range = [=](uint64_t s) -> uint8_t { return s * 255 / max_color; }; - RawImage::Pixel pixel{}; - pixel.r = map_to_range(r_sample); - pixel.g = map_to_range(g_sample); - pixel.b = map_to_range(b_sample); + RawImage::Pixel p{ + map_to_range(r_sample), + map_to_range(g_sample), + map_to_range(b_sample), + 255 + }; + + if (p.r == alpha_color.r && p.g == alpha_color.g && p.b == alpha_color.b) { + p.a = 0; + } - return pixel; + return p; } uint64_t PPMParser::parse_sample() { -- cgit 1.4.1