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Diffstat (limited to 'tools/gen_test_tga.cc')
-rw-r--r--tools/gen_test_tga.cc55
1 files changed, 26 insertions, 29 deletions
diff --git a/tools/gen_test_tga.cc b/tools/gen_test_tga.cc
index 7414eea..4e029ca 100644
--- a/tools/gen_test_tga.cc
+++ b/tools/gen_test_tga.cc
@@ -1,35 +1,32 @@
-#include <cstdio>
#include <cstdint>
+#include <cstdio>
int main() {
- FILE* f = fopen("assets/final/test_image.tga", "wb");
- if (!f) return 1;
+ FILE* f = fopen("assets/final/test_image.tga", "wb");
+ if (!f)
+ return 1;
+
+ // TGA Header (Uncompressed True-Color, 2x2, 32-bit)
+ uint8_t header[18] = {
+ 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, // Width: 2 (LE)
+ 2, 0, // Height: 2 (LE)
+ 32, // Depth: 32 bit
+ 0x28 // Descriptor: Top-Left origin, 8-bit alpha
+ };
+ fwrite(header, 1, 18, f);
- // TGA Header (Uncompressed True-Color, 2x2, 32-bit)
- uint8_t header[18] = {
- 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 2, 0, // Width: 2 (LE)
- 2, 0, // Height: 2 (LE)
- 32, // Depth: 32 bit
- 0x28 // Descriptor: Top-Left origin, 8-bit alpha
- };
- fwrite(header, 1, 18, f);
+ // Pixel Data (BGRA order for TGA usually, but let's see what stbi
+ // expects/returns) stbi converts to requested format (RGBA). Let's write
+ // BGRA: Pixel 0 (0,0): Red -> 00 00 FF FF Pixel 1 (1,0): Green -> 00 FF 00
+ // FF Pixel 2 (0,1): Blue -> FF 00 00 FF Pixel 3 (1,1): White -> FF FF FF FF
- // Pixel Data (BGRA order for TGA usually, but let's see what stbi expects/returns)
- // stbi converts to requested format (RGBA).
- // Let's write BGRA:
- // Pixel 0 (0,0): Red -> 00 00 FF FF
- // Pixel 1 (1,0): Green -> 00 FF 00 FF
- // Pixel 2 (0,1): Blue -> FF 00 00 FF
- // Pixel 3 (1,1): White -> FF FF FF FF
-
- uint8_t pixels[] = {
- 0x00, 0x00, 0xFF, 0xFF, // Red
- 0x00, 0xFF, 0x00, 0xFF, // Green
- 0xFF, 0x00, 0x00, 0xFF, // Blue
- 0xFF, 0xFF, 0xFF, 0xFF // White
- };
- fwrite(pixels, 1, sizeof(pixels), f);
- fclose(f);
- return 0;
+ uint8_t pixels[] = {
+ 0x00, 0x00, 0xFF, 0xFF, // Red
+ 0x00, 0xFF, 0x00, 0xFF, // Green
+ 0xFF, 0x00, 0x00, 0xFF, // Blue
+ 0xFF, 0xFF, 0xFF, 0xFF // White
+ };
+ fwrite(pixels, 1, sizeof(pixels), f);
+ fclose(f);
+ return 0;
}