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visualboyadvance-m
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Simplified IFB filter loops

This commit is contained in:
Arthur Moore 2015-03-10 23:21:06 -04:00
parent a3b3fa41ec
commit 181fb52f08
1 changed files with 29 additions and 35 deletions
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64
src/filters/new_interframe.cpp
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@ -49,33 +49,30 @@ void SmartIB::run(u8 *srcPtr, int starty, int height)
//Actual width needs to take into account the +1 border
unsigned int width = getWidth() +1;
u32 *src0 = (u32 *)srcPtr + starty * width;
u32 *src1 = (u32 *)frm1 + starty * width;
u32 *src2 = (u32 *)frm2 + starty * width;
u32 *src3 = (u32 *)frm3 + starty * width;
u32 *src0 = (u32 *)srcPtr + starty * width;
u32 *src1 = (u32 *)frm1 + starty * width;
u32 *src2 = (u32 *)frm2 + starty * width;
u32 *src3 = (u32 *)frm3 + starty * width;
u32 colorMask = 0xfefefe;
u32 colorMask = 0xfefefe;
int pos = 0;
for (int j = 0; j < height; j++)
for (int i = 0; i < width; i++) {
u32 color = src0[pos];
src0[pos] =
(src1[pos] != src2[pos]) &&
(src3[pos] != color) &&
((color == src2[pos]) || (src1[pos] == src3[pos]))
? (((color & colorMask) >> 1) + ((src1[pos] & colorMask) >> 1)) :
color;
src3[pos] = color; /* oldest buffer now holds newest frame */
pos++;
for (int i = 0; i < width*height; i++)
{
u32 color = src0[i];
src0[i] =
(src1[i] != src2[i]) &&
(src3[i] != color) &&
((color == src2[i]) || (src1[i] == src3[i]))
? (((color & colorMask) >> 1) + ((src1[i] & colorMask) >> 1)) :
color;
src3[i] = color; /* oldest buffer now holds newest frame */
}
/* Swap buffers around */
u8 *temp = frm1;
frm1 = frm3;
frm3 = frm2;
frm2 = temp;
/* Swap buffers around */
u8 *temp = frm1;
frm1 = frm3;
frm3 = frm2;
frm2 = temp;
}
@ -107,19 +104,16 @@ void MotionBlurIB::run(u8 *srcPtr, int starty, int height)
//Actual width needs to take into account the +1 border
unsigned int width = getWidth() +1;
u32 *src0 = (u32 *)srcPtr + starty * width;
u32 *src1 = (u32 *)frm1 + starty * width;
u32 *src0 = (u32 *)srcPtr + starty * width;
u32 *src1 = (u32 *)frm1 + starty * width;
u32 colorMask = 0xfefefe;
u32 colorMask = 0xfefefe;
int pos = 0;
for (int j = 0; j < height; j++)
for (int i = 0; i < width; i++) {
u32 color = src0[pos];
src0[pos] = (((color & colorMask) >> 1) +
((src1[pos] & colorMask) >> 1));
src1[pos] = color;
pos++;
for (int i = 0; i < width*height; i++)
{
u32 color = src0[i];
src0[i] = (((color & colorMask) >> 1) +
((src1[i] & colorMask) >> 1));
src1[i] = color;
}
}