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feat(trans): add STrans functions

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Adam Heinermann 2025-09-23 00:08:41 -07:00 • committed by fallenoak
parent b4e950a1c9
commit 50872dfc14
9 changed files with 2571 additions and 15 deletions
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storm/Transparency.hpp Normal file
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#ifndef STORM_TRANSPARENCY_HPP
#define STORM_TRANSPARENCY_HPP
#include <cstdint>
#include "storm/Core.hpp"
#include "storm/region/Types.hpp"
#define STRANS_CF_INTERSECT 1
#define STRANS_CF_INVERTSECOND 2
#define STRANS_CF_SUBTRACT 3
#define STRANS_COLORKEY_VALID 0x1000000
#define STRANS_COLORKEY_MASK 0xFFFFFF
#define STRANS_COLORKEY(x) (((x) & STRANS_COLORKEY_MASK) | STRANS_COLORKEY_VALID)
struct TRANS;
typedef TRANS* HSTRANS;
int32_t STORMAPI STransBlt(uint8_t* dest, int32_t destx, int32_t desty, int32_t destpitch, HSTRANS transparency);
int32_t STORMAPI STransBltUsingMask(uint8_t* dest, uint8_t* source, int32_t destpitch, int32_t sourcepitch, HSTRANS mask);
int32_t STORMAPI STransCombineMasks(HSTRANS basemask, HSTRANS secondmask, int32_t offsetx, int32_t offsety, uint32_t flags, HSTRANS* handle);
// Exclusive rect - [left,right), [top,bottom)
int32_t STORMAPI STransCreateE(uint8_t* bits, int32_t width, int32_t height, int32_t bitdepth, RECT* rect, uint32_t colorkey, HSTRANS* handle);
// Inclusive rect - [left,right], [top,bottom]
int32_t STORMAPI STransCreateI(uint8_t* bits, int32_t width, int32_t height, int32_t bitdepth, RECT* rect, uint32_t colorkey, HSTRANS* handle);
int32_t STORMAPI STransCreateMaskE(uint8_t* bits, int32_t width, int32_t height, int32_t bitdepth, RECT* rect, uint32_t colorkey, HSTRANS* handle);
int32_t STORMAPI STransCreateMaskI(uint8_t* bits, int32_t width, int32_t height, int32_t bitdepth, RECT* rect, uint32_t colorkey, HSTRANS* handle);
int32_t STORMAPI STransDelete(HSTRANS handle);
int32_t STORMAPI STransDestroy();
int32_t STORMAPI STransDuplicate(HSTRANS source, HSTRANS* handle);
int32_t STORMAPI STransIntersectDirtyArray(HSTRANS sourcemask, uint8_t* dirtyarray, uint8_t dirtyarraymask, HSTRANS* handle);
int32_t STORMAPI STransInvertMask(HSTRANS sourcemask, HSTRANS* handle);
int32_t STORMAPI STransIsPixelInMask(HSTRANS mask, int32_t offsetx, int32_t offsety);
int32_t STORMAPI STransSetDirtyArrayInfo(int32_t screencx, int32_t screency, int32_t cellcx, int32_t cellcy);
int32_t STORMAPI STransUpdateDirtyArray(uint8_t* dirtyarray, uint8_t dirtyvalue, int32_t destx, int32_t desty, HSTRANS transparency, int32_t tracecontour = 0);
#endif