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GregMiscellaneous: zzogl-pg: 

* Use an union to improve a little the copy of vertex


git-svn-id: http://pcsx2.googlecode.com/svn/branches/GregMiscellaneous@3969 96395faa-99c1-11dd-bbfe-3dabce05a288
This commit is contained in:
gregory.hainaut@gmail.com 2010-10-24 12:05:18 +00:00
parent 43a83b3be9
commit d99d8d5745
1 changed files with 11 additions and 4 deletions
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15
plugins/zzogl-pg/opengl/GS.h
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@ -58,7 +58,16 @@ struct VertexGPU
// gained from XYZ2, XYZ3, XYZF2, XYZF3, // gained from XYZ2, XYZ3, XYZF2, XYZF3,
// X -- bits 0-15, Y-16-31. Z - 32-63 if no F used, 32-55 otherwise, F (fog) - 56-63 // X -- bits 0-15, Y-16-31. Z - 32-63 if no F used, 32-55 otherwise, F (fog) - 56-63
// X, Y stored in 12d3 format, // X, Y stored in 12d3 format,
s16 x, y, f, resv0; // note: xy is 12d3 union // Allow faster copy of the structure
{
struct
{
s16 x, y;
};
u32 xy;
};
s16 f, resv0;
// Vertex color settings. RGB -- luminance of red/green/blue, A -- alpha. 1.0 == 0x80. // Vertex color settings. RGB -- luminance of red/green/blue, A -- alpha. 1.0 == 0x80.
// Goes grom RGBAQ register, bits 0-7, 8-15, 16-23 and 24-31 accordingly // Goes grom RGBAQ register, bits 0-7, 8-15, 16-23 and 24-31 accordingly
u32 rgba; u32 rgba;
@ -88,9 +97,7 @@ struct VertexGPU
} }
void operator = (const VertexGPU &v) { void operator = (const VertexGPU &v) {
x = v.x; xy = v.xy;
y = v.y;
f = v.f;
rgba = v.rgba; rgba = v.rgba;
z = v.z; z = v.z;
s = v.s; s = v.s;