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Some shader and vertex format optimizations

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Henrik Rydgard committed 2013-02-05 01:37:00 +01:00
1 parent 3ee6ff01e1
commit bdc467769e
6 files changed
+93 -49
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GPU/GLES/VertexDecoder.cpp
+12 -7
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@@ -73,6 +73,8 @@ int DecFmtSize(u8 fmt) {
case DEC_U8_2: return 4;
case DEC_U8_3: return 4;
case DEC_U8_4: return 4;
case DEC_U16_2: return 4;
case DEC_U16A_2: return 4;
default:
return 0;
}
@@ -154,10 +156,10 @@ void VertexDecoder::Step_TcU16() const
void VertexDecoder::Step_TcU16Through() const
{
float *uv = (float *)(decoded_ + decFmt.uvoff);
u16 *uv = (u16 *)(decoded_ + decFmt.uvoff);
const u16 *uvdata = (const u16*)(ptr_ + tcoff);
uv[0] = (float)uvdata[0] / (float)(gstate_c.curTextureWidth);
uv[1] = (float)uvdata[1] / (float)(gstate_c.curTextureHeight);
uv[0] = uvdata[0];
uv[1] = uvdata[1];
}
void VertexDecoder::Step_TcFloat() const
@@ -171,8 +173,8 @@ void VertexDecoder::Step_TcFloatThrough() const
{
float *uv = (float *)(decoded_ + decFmt.uvoff);
const float *uvdata = (const float*)(ptr_ + tcoff);
uv[0] = uvdata[0] / (float)(gstate_c.curTextureWidth);
uv[1] = uvdata[1] / (float)(gstate_c.curTextureHeight);
uv[0] = uvdata[0];
uv[1] = uvdata[1];
}
void VertexDecoder::Step_Color565() const
@@ -580,8 +582,11 @@ void VertexDecoder::SetVertexType(u32 fmt) {
steps_[numSteps_++] = throughmode ? tcstep_through[tc] : tcstep[tc];
// All UV decode to DEC_FLOAT2 currently.
decFmt.uvfmt = DEC_FLOAT_2;
// All UV except through mode decode to DEC_FLOAT2 currently.
if (throughmode && (tc == (GE_VTYPE_TC_16BIT >> GE_VTYPE_TC_SHIFT)))
decFmt.uvfmt = DEC_U16A_2;
else
decFmt.uvfmt = DEC_FLOAT_2;
decFmt.uvoff = decOff;
decOff += DecFmtSize(decFmt.uvfmt);
}