Emulator-Archive/ppsspp
1
0
Fork 0
mirror of https://github.com/hrydgard/ppsspp.git synced 2025-02-26 08:55:58 +00:00
Code Issues Actions 2 Packages Projects Releases Wiki Activity

Small optimization to morph vertex step funcs.

Browse Source
This commit is contained in:
Unknown W. Brackets 2013-04-24 08:19:42 -07:00
parent 3d312ff0f8
commit 0b9de18f8c
1 changed files with 11 additions and 11 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

22
GPU/GLES/VertexDecoder.cpp
View File

@ -222,13 +222,13 @@ void VertexDecoder::Step_Color565Morph() const
{
float w = gstate_c.morphWeights[n];
u16 cdata = *(u16*)(ptr_ + onesize_*n + coloff);
col[0] += w * (cdata & 0x1f) / 31.0f;
col[1] += w * ((cdata>>5) & 0x3f) / 63.0f;
col[2] += w * ((cdata>>11) & 0x1f) / 31.0f;
col[0] += w * (cdata & 0x1f) * (255.0f / 31.0f);
col[1] += w * ((cdata>>5) & 0x3f) * (255.0f / 63.0f);
col[2] += w * ((cdata>>11) & 0x1f) * (255.0f / 31.0f);
}
u8 *c = decoded_ + decFmt.c0off;
for (int i = 0; i < 3; i++) {
c[i] = (u8)(col[i] * 255.0f);
c[i] = (u8)col[i];
}
c[3] = 255;
}
@ -240,14 +240,14 @@ void VertexDecoder::Step_Color5551Morph() const
{
float w = gstate_c.morphWeights[n];
u16 cdata = *(u16*)(ptr_ + onesize_*n + coloff);
col[0] += w * (cdata & 0x1f) / 31.0f;
col[1] += w * ((cdata>>5) & 0x1f) / 31.0f;
col[2] += w * ((cdata>>10) & 0x1f) / 31.0f;
col[3] += w * ((cdata>>15) ? 1.0f : 0.0f);
col[0] += w * (cdata & 0x1f) * (255.0f / 31.0f);
col[1] += w * ((cdata>>5) & 0x1f) * (255.0f / 31.0f);
col[2] += w * ((cdata>>10) & 0x1f) * (255.0f / 31.0f);
col[3] += w * ((cdata>>15) ? 255.0f : 0.0f);
}
u8 *c = decoded_ + decFmt.c0off;
for (int i = 0; i < 4; i++) {
c[i] = (u8)(col[i] * 255.0f);
c[i] = (u8)col[i];
}
}
@ -259,11 +259,11 @@ void VertexDecoder::Step_Color4444Morph() const
float w = gstate_c.morphWeights[n];
u16 cdata = *(u16*)(ptr_ + onesize_*n + coloff);
for (int j = 0; j < 4; j++)
col[j] += w * ((cdata >> (j * 4)) & 0xF) / 15.0f;
col[j] += w * ((cdata >> (j * 4)) & 0xF) * (255.0f / 15.0f);
}
u8 *c = decoded_ + decFmt.c0off;
for (int i = 0; i < 4; i++) {
c[i] = (u8)(col[i] * 255.0f);
c[i] = (u8)col[i];
}
}