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-rw-r--r--src/blit.c209
1 files changed, 0 insertions, 209 deletions
diff --git a/src/blit.c b/src/blit.c
deleted file mode 100644
index 26a63fe9b..000000000
--- a/src/blit.c
+++ /dev/null
@@ -1,209 +0,0 @@
-#include "global.h"
-#include "blit.h"
-
-void BlitBitmapRect4BitWithoutColorKey(const struct Bitmap *src, struct Bitmap *dst, u16 srcX, u16 srcY, u16 dstX, u16 dstY, u16 width, u16 height)
-{
- BlitBitmapRect4Bit(src, dst, srcX, srcY, dstX, dstY, width, height, 0xFF);
-}
-
-void BlitBitmapRect4Bit(const struct Bitmap *src, struct Bitmap *dst, u16 srcX, u16 srcY, u16 dstX, u16 dstY, u16 width, u16 height, u8 colorKey)
-{
- s32 xEnd;
- s32 yEnd;
- s32 multiplierSrcY;
- s32 multiplierDstY;
- s32 loopSrcY, loopDstY;
- s32 loopSrcX, loopDstX;
- const u8 *pixelsSrc;
- u8 *pixelsDst;
- s32 toOrr;
- s32 toAnd;
- s32 toShift;
-
- if (dst->width - dstX < width)
- xEnd = (dst->width - dstX) + srcX;
- else
- xEnd = srcX + width;
-
- if (dst->height - dstY < height)
- yEnd = (dst->height - dstY) + srcY;
- else
- yEnd = height + srcY;
-
- multiplierSrcY = (src->width + (src->width & 7)) >> 3;
- multiplierDstY = (dst->width + (dst->width & 7)) >> 3;
-
- if (colorKey == 0xFF)
- {
- for (loopSrcY = srcY, loopDstY = dstY; loopSrcY < yEnd; loopSrcY++, loopDstY++)
- {
- for (loopSrcX = srcX, loopDstX = dstX; loopSrcX < xEnd; loopSrcX++, loopDstX++)
- {
- pixelsSrc = src->pixels + ((loopSrcX >> 1) & 3) + ((loopSrcX >> 3) << 5) + (((loopSrcY >> 3) * multiplierSrcY) << 5) + ((u32)(loopSrcY << 0x1d) >> 0x1B);
- pixelsDst = dst->pixels + ((loopDstX >> 1) & 3) + ((loopDstX >> 3) << 5) + (((loopDstY >> 3) * multiplierDstY) << 5) + ((u32)(loopDstY << 0x1d) >> 0x1B);
- toOrr = ((*pixelsSrc >> ((loopSrcX & 1) << 2)) & 0xF);
- toShift = ((loopDstX & 1) << 2);
- toOrr <<= toShift;
- toAnd = 0xF0 >> (toShift);
- *pixelsDst = toOrr | (*pixelsDst & toAnd);
- }
- }
- }
- else
- {
- for (loopSrcY = srcY, loopDstY = dstY; loopSrcY < yEnd; loopSrcY++, loopDstY++)
- {
- for (loopSrcX = srcX, loopDstX = dstX; loopSrcX < xEnd; loopSrcX++, loopDstX++)
- {
- pixelsSrc = src->pixels + ((loopSrcX >> 1) & 3) + ((loopSrcX >> 3) << 5) + (((loopSrcY >> 3) * multiplierSrcY) << 5) + ((u32)(loopSrcY << 0x1d) >> 0x1B);
- pixelsDst = dst->pixels + ((loopDstX >> 1) & 3) + ((loopDstX >> 3) << 5) + (((loopDstY >> 3) * multiplierDstY) << 5) + ((u32)(loopDstY << 0x1d) >> 0x1B);
- toOrr = ((*pixelsSrc >> ((loopSrcX & 1) << 2)) & 0xF);
- if (toOrr != colorKey)
- {
- toShift = ((loopDstX & 1) << 2);
- toOrr <<= toShift;
- toAnd = 0xF0 >> (toShift);
- *pixelsDst = toOrr | (*pixelsDst & toAnd);
- }
- }
- }
- }
-}
-
-void FillBitmapRect4Bit(struct Bitmap *surface, u16 x, u16 y, u16 width, u16 height, u8 fillValue)
-{
- s32 xEnd;
- s32 yEnd;
- s32 multiplierY;
- s32 loopX, loopY;
- s32 toOrr1, toOrr2;
-
- xEnd = x + width;
- if (xEnd > surface->width)
- xEnd = surface->width;
-
- yEnd = y + height;
- if (yEnd > surface->height)
- yEnd = surface->height;
-
- multiplierY = (surface->width + (surface->width & 7)) >> 3;
- toOrr1 = (u32)(fillValue << 0x1C) >> 0x18;
- toOrr2 = (fillValue & 0xF);
-
- for (loopY = y; loopY < yEnd; loopY++)
- {
- for (loopX = x; loopX < xEnd; loopX++)
- {
- u8 *pixels = surface->pixels + ((loopX >> 1) & 3) + ((loopX >> 3) << 5) + (((loopY >> 3) * multiplierY) << 5) + ((u32)(loopY << 0x1d) >> 0x1B);
- if ((loopX << 0x1F) != 0)
- *pixels = toOrr1 | (*pixels & 0xF);
- else
- *pixels = toOrr2 | (*pixels & 0xF0);
- }
- }
-}
-
-void BlitBitmapRect4BitTo8Bit(const struct Bitmap *src, struct Bitmap *dst, u16 srcX, u16 srcY, u16 dstX, u16 dstY, u16 width, u16 height, u8 colorKey, u8 paletteOffset)
-{
- s32 palOffsetBits;
- s32 xEnd;
- s32 yEnd;
- s32 multiplierSrcY;
- s32 multiplierDstY;
- s32 loopSrcY, loopDstY;
- s32 loopSrcX, loopDstX;
- const u8 *pixelsSrc;
- u8 *pixelsDst;
- s32 colorKeyBits;
-
- palOffsetBits = (u32)(paletteOffset << 0x1C) >> 0x18;
- colorKeyBits = (u32)(colorKey << 0x1C) >> 0x18;
-
- if (dst->width - dstX < width)
- xEnd = (dst->width - dstX) + srcX;
- else
- xEnd = width + srcX;
-
- if (dst->height - dstY < height)
- yEnd = (srcY + dst->height) - dstY;
- else
- yEnd = srcY + height;
-
- multiplierSrcY = (src->width + (src->width & 7)) >> 3;
- multiplierDstY = (dst->width + (dst->width & 7)) >> 3;
-
- if (colorKey == 0xFF)
- {
- for (loopSrcY = srcY, loopDstY = dstY; loopSrcY < yEnd; loopSrcY++, loopDstY++)
- {
- pixelsSrc = src->pixels + ((srcX >> 1) & 3) + ((srcX >> 3) << 5) + (((loopSrcY >> 3) * multiplierSrcY) << 5) + ((u32)(loopSrcY << 0x1d) >> 0x1b);
- for (loopSrcX = srcX, loopDstX = dstX; loopSrcX < xEnd; loopSrcX++, loopDstX++)
- {
- pixelsDst = dst->pixels + (loopDstX & 7) + ((loopDstX >> 3) << 6) + (((loopDstY >> 3) * multiplierDstY) << 6) + ((u32)(loopDstY << 0x1d) >> 0x1a);
- if (loopSrcX & 1)
- {
- *pixelsDst = palOffsetBits + (*pixelsSrc >> 4);
- }
- else
- {
- pixelsSrc = src->pixels + ((loopSrcX >> 1) & 3) + ((loopSrcX >> 3) << 5) + (((loopSrcY >> 3) * multiplierSrcY) << 5) + ((u32)(loopSrcY << 0x1d) >> 0x1b);
- *pixelsDst = palOffsetBits + (*pixelsSrc & 0xF);
- }
- }
- }
- }
- else
- {
- for (loopSrcY = srcY, loopDstY = dstY; loopSrcY < yEnd; loopSrcY++, loopDstY++)
- {
- pixelsSrc = src->pixels + ((srcX >> 1) & 3) + ((srcX >> 3) << 5) + (((loopSrcY >> 3) * multiplierSrcY) << 5) + ((u32)(loopSrcY << 0x1d) >> 0x1b);
- for (loopSrcX = srcX, loopDstX = dstX; loopSrcX < xEnd; loopSrcX++, loopDstX++)
- {
- if (loopSrcX & 1)
- {
- if ((*pixelsSrc & 0xF0) != colorKeyBits)
- {
- pixelsDst = dst->pixels + (loopDstX & 7) + ((loopDstX >> 3) << 6) + (((loopDstY >> 3) * multiplierDstY) << 6) + ((u32)(loopDstY << 0x1d) >> 0x1a);
- *pixelsDst = palOffsetBits + (*pixelsSrc >> 4);
- }
- }
- else
- {
- pixelsSrc = src->pixels + ((loopSrcX >> 1) & 3) + ((loopSrcX >> 3) << 5) + (((loopSrcY >> 3) * multiplierSrcY) << 5) + ((u32)(loopSrcY << 0x1d) >> 0x1b);
- if ((*pixelsSrc & 0xF) != colorKey)
- {
- pixelsDst = dst->pixels + (loopDstX & 7) + ((loopDstX >> 3) << 6) + (((loopDstY >> 3) * multiplierDstY) << 6) + ((u32)(loopDstY << 0x1d) >> 0x1a);
- *pixelsDst = palOffsetBits + (*pixelsSrc & 0xF);
- }
- }
- }
- }
- }
-}
-
-void FillBitmapRect8Bit(struct Bitmap *surface, u16 x, u16 y, u16 width, u16 height, u8 fillValue)
-{
- s32 xEnd;
- s32 yEnd;
- s32 multiplierY;
- s32 loopX, loopY;
-
- xEnd = x + width;
- if (xEnd > surface->width)
- xEnd = surface->width;
-
- yEnd = y + height;
- if (yEnd > surface->height)
- yEnd = surface->height;
-
- multiplierY = (surface->width + (surface->width & 7)) >> 3;
-
- for (loopY = y; loopY < yEnd; loopY++)
- {
- for (loopX = x; loopX < xEnd; loopX++)
- {
- u8 *pixels = surface->pixels + (loopX & 7) + ((loopX >> 3) << 6) + (((loopY >> 3) * multiplierY) << 6) + ((u32)(loopY << 0x1d) >> 0x1a);
- *pixels = fillValue;
- }
- }
-}
generated by cgit v1.2.3 (git 2.25.1) at 2025-05-06 09:02:19 +0000