add PVRTC support

2019-12-13 03:15:35 +09:00
parent b92b00fc4a
commit e683b3c91a
4 changed files with 325 additions and 140 deletions
@@ -3,6 +3,28 @@

 #include <stdint.h>

+typedef struct {
+    uint8_t r;
+    uint8_t g;
+    uint8_t b;
+    uint8_t a;
+} PVRTCTexelColor;
+
+typedef struct {
+    int r;
+    int g;
+    int b;
+    int a;
+} PVRTCTexelColorInt;
+
+typedef struct {
+    PVRTCTexelColor a;
+    PVRTCTexelColor b;
+    int8_t weight[32];
+    uint32_t punch_through_flag;
+} PVRTCTexelInfo;
+
 int decode_pvrtc_4bpp(const uint8_t*, const int, const int, uint32_t*);
+int decode_pvrtc_2bpp(const uint8_t*, const int, const int, uint32_t*);

 #endif /* end of include guard: PVRTC_H */