mirror of
https://github.com/ptitSeb/Serious-Engine
synced 2024-12-26 23:54:50 +01:00
24cb244d43
This was a _ton_ of changes, made 15 years ago, so there are probably some problems to work out still. Among others: Engine/Base/Stream.* was mostly abandoned and will need to be re-ported. Still, this is a pretty good start, and probably holds a world record for lines of changes or something. :)
146 lines
3.1 KiB
C
146 lines
3.1 KiB
C
/* Copyright (c) 2002-2012 Croteam Ltd. All rights reserved. */
|
|
|
|
#ifndef SE_INCL_VERTEX_H
|
|
#define SE_INCL_VERTEX_H
|
|
#ifdef PRAGMA_ONCE
|
|
#pragma once
|
|
#endif
|
|
|
|
|
|
#include "Color.h"
|
|
|
|
// !!! FIXME: rcg11162001 I have the structures packed to assure positioning.
|
|
// !!! FIXME: rcg11162001 This should be fixed on win32, and then this
|
|
// !!! FIXME: rcg11162001 ifndef should be removed.
|
|
#ifndef PLATFORM_WIN32
|
|
#pragma pack(1)
|
|
#endif
|
|
|
|
struct GFXVertex3
|
|
{
|
|
FLOAT x,y,z;
|
|
};
|
|
|
|
|
|
struct GFXNormal3
|
|
{
|
|
FLOAT nx,ny,nz;
|
|
};
|
|
|
|
|
|
struct GFXTexCoord
|
|
{
|
|
union {
|
|
struct { FLOAT u,v; } uv;
|
|
struct { FLOAT s,t; } st;
|
|
};
|
|
};
|
|
|
|
|
|
struct GFXTexCoord4
|
|
{
|
|
FLOAT s,t,r,q;
|
|
};
|
|
|
|
|
|
struct GFXColor
|
|
{
|
|
union {
|
|
struct { UBYTE r,g,b,a; } ub;
|
|
struct { ULONG abgr; } ul; // reverse order - use ByteSwap()!
|
|
};
|
|
|
|
GFXColor() {};
|
|
|
|
/*
|
|
* rcg10052001 This is a REALLY bad idea;
|
|
* never rely on the memory layout of even a
|
|
* simple class. It works for MSVC, though,
|
|
* so we'll keep it.
|
|
*/
|
|
#if (defined _MSC_VER)
|
|
GFXColor( COLOR col) {
|
|
_asm mov ecx,dword ptr [this]
|
|
_asm mov eax,dword ptr [col]
|
|
_asm bswap eax
|
|
_asm mov dword ptr [ecx],eax
|
|
}
|
|
|
|
__forceinline void Set( COLOR col) {
|
|
_asm mov ecx,dword ptr [this]
|
|
_asm mov eax,dword ptr [col]
|
|
_asm bswap eax
|
|
_asm mov dword ptr [ecx],eax
|
|
}
|
|
#else
|
|
GFXColor( COLOR col) { ul.abgr = ByteSwap(col); }
|
|
__forceinline void Set( COLOR col) { ul.abgr = ByteSwap(col); }
|
|
#endif
|
|
|
|
void MultiplyRGBA( const GFXColor &col1, const GFXColor &col2) {
|
|
ub.r = (ULONG(col1.ub.r)*col2.ub.r)>>8;
|
|
ub.g = (ULONG(col1.ub.g)*col2.ub.g)>>8;
|
|
ub.b = (ULONG(col1.ub.b)*col2.ub.b)>>8;
|
|
ub.a = (ULONG(col1.ub.a)*col2.ub.a)>>8;
|
|
}
|
|
|
|
void MultiplyRGB( const GFXColor &col1, const GFXColor &col2) {
|
|
ub.r = (ULONG(col1.ub.r)*col2.ub.r)>>8;
|
|
ub.g = (ULONG(col1.ub.g)*col2.ub.g)>>8;
|
|
ub.b = (ULONG(col1.ub.b)*col2.ub.b)>>8;
|
|
}
|
|
|
|
void MultiplyRGBCopyA1( const GFXColor &col1, const GFXColor &col2) {
|
|
ub.r = (ULONG(col1.ub.r)*col2.ub.r)>>8;
|
|
ub.g = (ULONG(col1.ub.g)*col2.ub.g)>>8;
|
|
ub.b = (ULONG(col1.ub.b)*col2.ub.b)>>8;
|
|
ub.a = col1.ub.a;
|
|
}
|
|
|
|
void AttenuateRGB( ULONG ulA) {
|
|
ub.r = (ULONG(ub.r)*ulA)>>8;
|
|
ub.g = (ULONG(ub.g)*ulA)>>8;
|
|
ub.b = (ULONG(ub.b)*ulA)>>8;
|
|
}
|
|
|
|
void AttenuateA( ULONG ulA) {
|
|
ub.a = (ULONG(ub.a)*ulA)>>8;
|
|
}
|
|
};
|
|
|
|
|
|
#define GFXVertex GFXVertex4
|
|
/*
|
|
* rcg10042001 Removed the union; objects with constructors can't be
|
|
* safely unioned, and there's not a whole lot of memory lost here anyhow.
|
|
*/
|
|
|
|
// IF YOU CHANGE THIS STRUCT, YOU WILL BREAK THE INLINE ASSEMBLY
|
|
// ON GNU PLATFORMS! THIS INCLUDES CHANGING THE STRUCTURE'S PACKING.
|
|
// You have been warned.
|
|
struct GFXVertex4 {
|
|
FLOAT x,y,z;
|
|
struct GFXColor col;
|
|
SLONG shade;
|
|
void Clear(void) {};
|
|
};
|
|
|
|
|
|
#define GFXNormal GFXNormal4
|
|
struct GFXNormal4
|
|
{
|
|
FLOAT nx,ny,nz;
|
|
ULONG ul;
|
|
};
|
|
|
|
|
|
// !!! FIXME: rcg11162001 I have the structures packed to assure positioning.
|
|
// !!! FIXME: rcg11162001 This should be fixed on win32, and then this
|
|
// !!! FIXME: rcg11162001 ifndef should be removed.
|
|
#ifndef PLATFORM_WIN32
|
|
#pragma pack()
|
|
#endif
|
|
|
|
#endif /* include-once check. */
|
|
|