mirror of
https://github.com/minetest/irrlicht.git
synced 2024-11-06 02:10:42 +01:00
21e2569e5b
removed CTRGouraudAlpha2.cpp added CTRParallaxMap.cpp git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@6371 dfc29bdd-3216-0410-991c-e03cc46cb475
1053 lines
23 KiB
C
1053 lines
23 KiB
C
// Copyright (C) 2002-2012 Nikolaus Gebhardt / Thomas Alten
|
|
// This file is part of the "Irrlicht Engine".
|
|
// For conditions of distribution and use, see copyright notice in irrlicht.h
|
|
|
|
#ifndef S_4D_VERTEX_H_INCLUDED
|
|
#define S_4D_VERTEX_H_INCLUDED
|
|
|
|
#include "SoftwareDriver2_compile_config.h"
|
|
#include "SoftwareDriver2_helper.h"
|
|
#include "irrAllocator.h"
|
|
#include "EPrimitiveTypes.h"
|
|
#include "SVertexIndex.h"
|
|
|
|
burning_namespace_start
|
|
|
|
struct sVec4;
|
|
|
|
//! sVec2 used in BurningShader texture coordinates
|
|
struct sVec2
|
|
{
|
|
union
|
|
{
|
|
struct { f32 x, y; };
|
|
struct { f32 s, t; } st;
|
|
};
|
|
|
|
sVec2() {}
|
|
|
|
sVec2(f32 s) : x(s), y(s) {}
|
|
sVec2(f32 _x, f32 _y)
|
|
: x(_x), y(_y) {}
|
|
|
|
void set(f32 _x, f32 _y)
|
|
{
|
|
x = _x;
|
|
y = _y;
|
|
}
|
|
|
|
// f = a * t + b * ( 1 - t )
|
|
void interpolate(const sVec2& burning_restrict a, const sVec2& burning_restrict b, const ipoltype t)
|
|
{
|
|
x = (f32)(b.x + ((a.x - b.x) * t));
|
|
y = (f32)(b.y + ((a.y - b.y) * t));
|
|
}
|
|
|
|
sVec2 operator-(const sVec2& other) const
|
|
{
|
|
return sVec2(x - other.x, y - other.y);
|
|
}
|
|
|
|
sVec2 operator+(const sVec2& other) const
|
|
{
|
|
return sVec2(x + other.x, y + other.y);
|
|
}
|
|
|
|
void operator+=(const sVec2& other)
|
|
{
|
|
x += other.x;
|
|
y += other.y;
|
|
}
|
|
|
|
sVec2 operator*(const f32 s) const
|
|
{
|
|
return sVec2(x * s, y * s);
|
|
}
|
|
|
|
void operator*=(const f32 s)
|
|
{
|
|
x *= s;
|
|
y *= s;
|
|
}
|
|
|
|
void operator=(const sVec2& other)
|
|
{
|
|
x = other.x;
|
|
y = other.y;
|
|
}
|
|
|
|
// shader
|
|
/*
|
|
void operator=(const core::vector2df& other)
|
|
{
|
|
x = other.X;
|
|
y = other.Y;
|
|
}
|
|
*/
|
|
sVec2 st_op() const
|
|
{
|
|
return sVec2(x,y);
|
|
}
|
|
sVec2& st_op()
|
|
{
|
|
return *this;
|
|
}
|
|
void operator=(const sVec4& other);
|
|
|
|
};
|
|
|
|
#include "irrpack.h"
|
|
|
|
//! sVec2Pack is Irrlicht S3DVertex,S3DVertex2TCoords,S3DVertexTangents Texture Coordinates.
|
|
// Start address is not 4 byte aligned
|
|
struct sVec2Pack
|
|
{
|
|
f32 x, y;
|
|
};
|
|
|
|
//! sVec3Pack used in BurningShader, packed direction
|
|
struct sVec3Pack
|
|
{
|
|
f32 x, y, z;
|
|
//f32 _can_pack;
|
|
|
|
sVec3Pack() {}
|
|
sVec3Pack(f32 _x, f32 _y, f32 _z)
|
|
: x(_x), y(_y), z(_z) {}
|
|
|
|
// f = a * t + b * ( 1 - t )
|
|
void interpolate(const sVec3Pack& burning_restrict v0, const sVec3Pack& burning_restrict v1, const ipoltype t)
|
|
{
|
|
x = (f32)(v1.x + ((v0.x - v1.x) * t));
|
|
y = (f32)(v1.y + ((v0.y - v1.y) * t));
|
|
z = (f32)(v1.z + ((v0.z - v1.z) * t));
|
|
}
|
|
|
|
sVec3Pack operator-(const sVec3Pack& other) const
|
|
{
|
|
return sVec3Pack(x - other.x, y - other.y, z - other.z);
|
|
}
|
|
|
|
sVec3Pack operator+(const sVec3Pack& other) const
|
|
{
|
|
return sVec3Pack(x + other.x, y + other.y, z + other.z);
|
|
}
|
|
|
|
sVec3Pack operator*(const f32 s) const
|
|
{
|
|
return sVec3Pack(x * s, y * s, z * s);
|
|
}
|
|
|
|
void operator+=(const sVec3Pack& other)
|
|
{
|
|
x += other.x;
|
|
y += other.y;
|
|
z += other.z;
|
|
}
|
|
|
|
void operator=(const sVec3Pack& other)
|
|
{
|
|
x = other.x;
|
|
y = other.y;
|
|
z = other.z;
|
|
}
|
|
|
|
} PACK_STRUCT;
|
|
|
|
#include "irrunpack.h"
|
|
|
|
//! sVec4 used in Driver,BurningShader, direction/color
|
|
struct ALIGN(16) sVec4
|
|
{
|
|
union
|
|
{
|
|
struct { f32 x, y, z, w; };
|
|
struct { f32 r, g, b, a; };
|
|
struct { f32 s, t, p, q; };
|
|
};
|
|
|
|
#if __GNUC__
|
|
//have one warning i can't find
|
|
sVec4(f32 _x = 0.f, f32 _y = 0.f, f32 _z = 0.f, f32 _w = 0.f)
|
|
: x(_x), y(_y), z(_z), w(_w) {}
|
|
#else
|
|
sVec4() {}
|
|
sVec4(f32 _x, f32 _y, f32 _z, f32 _w=0.f)
|
|
: x(_x), y(_y), z(_z), w(_w) {}
|
|
#endif
|
|
|
|
// f = a * t + b * ( 1 - t )
|
|
REALINLINE void interpolate(const sVec4& burning_restrict a, const sVec4& burning_restrict b, const ipoltype t)
|
|
{
|
|
x = (f32)(b.x + ((a.x - b.x) * t));
|
|
y = (f32)(b.y + ((a.y - b.y) * t));
|
|
z = (f32)(b.z + ((a.z - b.z) * t));
|
|
w = (f32)(b.w + ((a.w - b.w) * t));
|
|
}
|
|
|
|
sVec4 operator-(const sVec4& other) const
|
|
{
|
|
return sVec4(x - other.x, y - other.y, z - other.z, w - other.w);
|
|
}
|
|
|
|
sVec4 operator+(const sVec4& other) const
|
|
{
|
|
return sVec4(x + other.x, y + other.y, z + other.z, w + other.w);
|
|
}
|
|
|
|
void operator+=(const sVec4& other)
|
|
{
|
|
x += other.x;
|
|
y += other.y;
|
|
z += other.z;
|
|
w += other.w;
|
|
}
|
|
|
|
sVec4 operator*(const f32 s) const
|
|
{
|
|
return sVec4(x * s, y * s, z * s, w * s);
|
|
}
|
|
|
|
sVec4 operator*(const sVec4& other) const
|
|
{
|
|
return sVec4(x * other.x, y * other.y, z * other.z, w * other.w);
|
|
}
|
|
|
|
void operator*=(const sVec4& other)
|
|
{
|
|
x *= other.x;
|
|
y *= other.y;
|
|
z *= other.z;
|
|
w *= other.w;
|
|
}
|
|
|
|
sVec4& operator=(const sVec4& other)
|
|
{
|
|
x = other.x;
|
|
y = other.y;
|
|
z = other.z;
|
|
w = other.w;
|
|
return *this;
|
|
}
|
|
|
|
//outside shader
|
|
void set(f32 _x, f32 _y, f32 _z, f32 _w)
|
|
{
|
|
x = _x;
|
|
y = _y;
|
|
z = _z;
|
|
w = _w;
|
|
}
|
|
|
|
|
|
REALINLINE ipoltype dot_xyzw(const sVec4& other) const
|
|
{
|
|
return (ipoltype)x * other.x + (ipoltype)y * other.y + (ipoltype)z * other.z + (ipoltype)w * other.w;
|
|
}
|
|
|
|
REALINLINE f32 dot_xyz(const sVec4& other) const
|
|
{
|
|
return x * other.x + y * other.y + z * other.z;
|
|
}
|
|
|
|
REALINLINE f32 dot(const irr::core::vector3df& other) const
|
|
{
|
|
return x * other.X + y * other.Y + z * other.Z;
|
|
}
|
|
|
|
REALINLINE f32 dot_minus_xyz(const sVec4& other) const
|
|
{
|
|
return x * -other.x + y * -other.y + z * -other.z;
|
|
}
|
|
|
|
void mul_xyz(const f32 s)
|
|
{
|
|
x *= s;
|
|
y *= s;
|
|
z *= s;
|
|
}
|
|
|
|
f32 length_xyz() const
|
|
{
|
|
return sqrtf(x * x + y * y + z * z);
|
|
}
|
|
|
|
void normalize_dir_xyz()
|
|
{
|
|
//const f32 l = core::reciprocal_squareroot(x * x + y * y + z * z);
|
|
f32 l = x * x + y * y + z * z;
|
|
if (l > 0.00000001f)
|
|
{
|
|
l = 1.f / sqrtf(l);
|
|
x *= l;
|
|
y *= l;
|
|
z *= l;
|
|
}
|
|
else
|
|
{
|
|
x = 0.f;
|
|
y = -1.f;
|
|
z = 0.f;
|
|
}
|
|
}
|
|
|
|
void normalize_dir_xyz_zero()
|
|
{
|
|
//const f32 l = core::reciprocal_squareroot(x * x + y * y + z * z);
|
|
f32 l = x * x + y * y + z * z;
|
|
if (l > 0.00000001f)
|
|
{
|
|
l = 1.f / sqrtf(l);
|
|
x *= l;
|
|
y *= l;
|
|
z *= l;
|
|
}
|
|
else
|
|
{
|
|
x = 0.f;
|
|
y = 0.f;
|
|
z = 0.f;
|
|
}
|
|
}
|
|
|
|
|
|
|
|
//unpack sVec3 to aligned during runtime
|
|
sVec4(const sVec3Pack& other)
|
|
{
|
|
x = other.x;
|
|
y = other.y;
|
|
z = other.z;
|
|
w = 0.f;
|
|
}
|
|
|
|
void normalize_pack_xyz(sVec3Pack& out, const f32 len, const f32 ofs) const
|
|
{
|
|
//const f32 l = len * core::reciprocal_squareroot ( r * r + g * g + b * b );
|
|
f32 l = x * x + y * y + z * z;
|
|
|
|
l = l > 0.00000001f ? len / sqrtf(l) : 0.f;
|
|
out.x = (x * l) + ofs;
|
|
out.y = (y * l) + ofs;
|
|
out.z = (z * l) + ofs;
|
|
}
|
|
|
|
//shader suppport
|
|
sVec4(const sVec4& a, double _w)
|
|
{
|
|
x = a.x;
|
|
y = a.y;
|
|
z = a.z;
|
|
w = (float)_w;
|
|
}
|
|
sVec4 xyz() const
|
|
{
|
|
return sVec4(x, y, z, 0.f);
|
|
}
|
|
|
|
//operator f32* () { return &x; }
|
|
|
|
void clampf01()
|
|
{
|
|
if (x < 0.f) x = 0.f; else if (x > 1.f) x = 1.f;
|
|
if (y < 0.f) y = 0.f; else if (y > 1.f) y = 1.f;
|
|
if (z < 0.f) z = 0.f; else if (z > 1.f) z = 1.f;
|
|
if (w < 0.f) w = 0.f; else if (w > 1.f) w = 1.f;
|
|
}
|
|
|
|
//Color
|
|
void setA8R8G8B8(const u32 argb);
|
|
|
|
void set(const f32 s)
|
|
{
|
|
r = s;
|
|
g = s;
|
|
b = s;
|
|
a = s;
|
|
}
|
|
|
|
void setColorf(const video::SColorf& color)
|
|
{
|
|
r = color.r;
|
|
g = color.g;
|
|
b = color.b;
|
|
a = color.a;
|
|
}
|
|
|
|
void add_rgb(const sVec4& other)
|
|
{
|
|
r += other.r;
|
|
g += other.g;
|
|
b += other.b;
|
|
}
|
|
|
|
void mad_rgb(const sVec4& other, const f32 v)
|
|
{
|
|
r += other.r * v;
|
|
g += other.g * v;
|
|
b += other.b * v;
|
|
}
|
|
|
|
void mad_rgbv(const sVec4& v0, const sVec4& v1)
|
|
{
|
|
r += v0.r * v1.r;
|
|
g += v0.g * v1.g;
|
|
b += v0.b * v1.b;
|
|
}
|
|
|
|
//sVec4 is a,r,g,b, alpha pass
|
|
#if 0
|
|
void sat_alpha_pass(sVec4& dest, const u32 argb) const
|
|
{
|
|
dest.a = ((argb & 0xFF000000) >> 24) * (1.f / 255.f);
|
|
dest.r = r <= 1.f ? r : 1.f;
|
|
dest.g = g <= 1.f ? g : 1.f;
|
|
dest.b = b <= 1.f ? b : 1.f;
|
|
}
|
|
#endif
|
|
void sat_alpha_pass(sVec4& dest, const f32 vertex_alpha) const
|
|
{
|
|
dest.a = vertex_alpha;
|
|
dest.r = r <= 1.f ? r : 1.f;
|
|
dest.g = g <= 1.f ? g : 1.f;
|
|
dest.b = b <= 1.f ? b : 1.f;
|
|
}
|
|
|
|
|
|
void sat_mul_xyz(sVec4& dest, const sVec4& v1) const
|
|
{
|
|
f32 v;
|
|
dest.a = 1.f;
|
|
v = r * v1.r; dest.r = v < 1.f ? v : 1.f;
|
|
v = g * v1.g; dest.g = v < 1.f ? v : 1.f;
|
|
v = b * v1.b; dest.b = v < 1.f ? v : 1.f;
|
|
}
|
|
|
|
void sat_mul_xyz(sVec3Pack& dest, const sVec4& v1) const
|
|
{
|
|
f32 v;
|
|
v = r * v1.r; dest.x = v < 1.f ? v : 1.f;
|
|
v = g * v1.g; dest.y = v < 1.f ? v : 1.f;
|
|
v = b * v1.b; dest.z = v < 1.f ? v : 1.f;
|
|
}
|
|
|
|
};
|
|
|
|
//shader
|
|
inline void irr::video::sVec2::operator=(const sVec4& b)
|
|
{
|
|
x = b.x;
|
|
y = b.y;
|
|
}
|
|
|
|
//!during runtime sVec3Pack
|
|
typedef sVec4 sVec3Pack_unpack;
|
|
|
|
typedef sVec4 sVec3Color;
|
|
|
|
//internal BurningShaderFlag for a Vertex (Attributes)
|
|
enum e4DVertexFlag
|
|
{
|
|
VERTEX4D_CLIPMASK = 0x0000003F,
|
|
VERTEX4D_CLIP_NEAR = 0x00000001,
|
|
VERTEX4D_CLIP_FAR = 0x00000002,
|
|
VERTEX4D_CLIP_LEFT = 0x00000004,
|
|
VERTEX4D_CLIP_RIGHT = 0x00000008,
|
|
VERTEX4D_CLIP_BOTTOM = 0x00000010,
|
|
VERTEX4D_CLIP_TOP = 0x00000020,
|
|
VERTEX4D_INSIDE = 0x0000003F,
|
|
|
|
VERTEX4D_PROJECTED = 0x00000100,
|
|
//VERTEX4D_VAL_ZERO = 0x00000200,
|
|
//VERTEX4D_VAL_ONE = 0x00000400,
|
|
|
|
VERTEX4D_FORMAT_MASK = 0xFFFF0000,
|
|
|
|
VERTEX4D_FORMAT_MASK_TEXTURE = 0x000F0000,
|
|
VERTEX4D_FORMAT_TEXTURE_1 = 0x00010000,
|
|
VERTEX4D_FORMAT_TEXTURE_2 = 0x00020000,
|
|
VERTEX4D_FORMAT_TEXTURE_3 = 0x00030000,
|
|
VERTEX4D_FORMAT_TEXTURE_4 = 0x00040000,
|
|
|
|
VERTEX4D_FORMAT_MASK_COLOR = 0x00F00000,
|
|
VERTEX4D_FORMAT_COLOR_1 = 0x00100000,
|
|
VERTEX4D_FORMAT_COLOR_2_FOG = 0x00200000,
|
|
VERTEX4D_FORMAT_COLOR_3 = 0x00300000,
|
|
VERTEX4D_FORMAT_COLOR_4 = 0x00400000,
|
|
|
|
VERTEX4D_FORMAT_MASK_LIGHT = 0x0F000000,
|
|
VERTEX4D_FORMAT_LIGHT_1 = 0x01000000,
|
|
//VERTEX4D_FORMAT_LIGHT_2 = 0x02000000,
|
|
|
|
VERTEX4D_FORMAT_MASK_TANGENT = 0xF0000000,
|
|
VERTEX4D_FORMAT_BUMP_DOT3 = 0x10000000,
|
|
VERTEX4D_FORMAT_PARALLAX = 0x20000000,
|
|
//VERTEX4D_FORMAT_SPECULAR = 0x20000000,
|
|
|
|
};
|
|
|
|
//! vertex layout
|
|
enum e4DVertexType
|
|
{
|
|
E4VT_STANDARD = 0, // EVT_STANDARD, video::S3DVertex.
|
|
E4VT_2TCOORDS = 1, // EVT_2TCOORDS, video::S3DVertex2TCoords.
|
|
E4VT_TANGENTS = 2, // EVT_TANGENTS, video::S3DVertexTangents
|
|
|
|
//encode attributes
|
|
E4VT_TANGENTS_PARALLAX = 4,
|
|
E4VT_REFLECTION_MAP = 5,
|
|
E4VT_SHADOW = 6, // float * 3
|
|
E4VT_NO_TEXTURE = 7, // runtime if texture missing
|
|
E4VT_LINE = 8,
|
|
|
|
E4VT_COUNT
|
|
};
|
|
|
|
enum e4DIndexType
|
|
{
|
|
E4IT_16BIT = 1, // EIT_16BIT,
|
|
E4IT_32BIT = 2, // EIT_32BIT,
|
|
E4IT_NONE = 4, //
|
|
};
|
|
|
|
#if defined(BURNINGVIDEO_RENDERER_BEAUTIFUL) || defined(PATCH_SUPERTUX_8_0_1_with_1_9_0)
|
|
#define BURNING_MATERIAL_MAX_TEXTURES 4
|
|
#define BURNING_MATERIAL_MAX_COLORS 4
|
|
#define BURNING_MATERIAL_MAX_LIGHT_TANGENT 1
|
|
|
|
//ensure handcrafted sizeof(s4DVertex)
|
|
#define sizeof_s4DVertex 128
|
|
|
|
#else
|
|
#define BURNING_MATERIAL_MAX_TEXTURES 2
|
|
#ifdef SOFTWARE_DRIVER_2_USE_VERTEX_COLOR
|
|
#define BURNING_MATERIAL_MAX_COLORS 1
|
|
#else
|
|
#define BURNING_MATERIAL_MAX_COLORS 0
|
|
#endif
|
|
#define BURNING_MATERIAL_MAX_LIGHT_TANGENT 1
|
|
|
|
//ensure handcrafted sizeof(s4DVertex)
|
|
#define sizeof_s4DVertex 64
|
|
#endif
|
|
|
|
// dummy Vertex. used for calculation vertex memory size
|
|
struct s4DVertex_proxy
|
|
{
|
|
sVec4 Pos;
|
|
#if BURNING_MATERIAL_MAX_TEXTURES > 0
|
|
sVec2 Tex[BURNING_MATERIAL_MAX_TEXTURES];
|
|
#endif
|
|
#if BURNING_MATERIAL_MAX_COLORS > 0
|
|
sVec4 Color[BURNING_MATERIAL_MAX_COLORS];
|
|
#endif
|
|
#if BURNING_MATERIAL_MAX_LIGHT_TANGENT > 0
|
|
sVec3Pack LightTangent[BURNING_MATERIAL_MAX_LIGHT_TANGENT];
|
|
#endif
|
|
u32 flag; // e4DVertexFlag
|
|
|
|
};
|
|
|
|
|
|
/*!
|
|
Internal BurningVideo Vertex
|
|
*/
|
|
struct s4DVertex
|
|
{
|
|
sVec4 Pos;
|
|
#if BURNING_MATERIAL_MAX_TEXTURES > 0
|
|
sVec2 Tex[BURNING_MATERIAL_MAX_TEXTURES];
|
|
#endif
|
|
#if BURNING_MATERIAL_MAX_COLORS > 0
|
|
sVec4 Color[BURNING_MATERIAL_MAX_COLORS];
|
|
#endif
|
|
#if BURNING_MATERIAL_MAX_LIGHT_TANGENT > 0
|
|
sVec3Pack LightTangent[BURNING_MATERIAL_MAX_LIGHT_TANGENT];
|
|
#endif
|
|
|
|
u32 flag; // e4DVertexFlag
|
|
|
|
|
|
#if BURNING_MATERIAL_MAX_COLORS < 1 || BURNING_MATERIAL_MAX_LIGHT_TANGENT < 1
|
|
u8 __align[sizeof_s4DVertex - sizeof(s4DVertex_proxy)];
|
|
#endif
|
|
|
|
// f = a * t + b * ( 1 - t )
|
|
REALINLINE void interpolate(const s4DVertex& burning_restrict b, const s4DVertex& burning_restrict a, const ipoltype t)
|
|
{
|
|
Pos.interpolate(a.Pos, b.Pos, t);
|
|
#if 0
|
|
Tex[0].interpolate(a.Tex[0], b.Tex[0], t);
|
|
Tex[1].interpolate(a.Tex[1], b.Tex[1], t);
|
|
Color[0].interpolate(a.Color[0], b.Color[0], t);
|
|
LightTangent[0].interpolate(a.LightTangent[0], b.LightTangent[0], t);
|
|
#endif
|
|
|
|
size_t i;
|
|
size_t size;
|
|
|
|
#if BURNING_MATERIAL_MAX_TEXTURES > 0
|
|
size = (flag & VERTEX4D_FORMAT_MASK_TEXTURE) >> 16;
|
|
for (i = 0; i != size; ++i)
|
|
{
|
|
Tex[i].interpolate(a.Tex[i], b.Tex[i], t);
|
|
}
|
|
#endif
|
|
|
|
#if BURNING_MATERIAL_MAX_COLORS > 0
|
|
size = (flag & VERTEX4D_FORMAT_MASK_COLOR) >> 20;
|
|
for (i = 0; i != size; ++i)
|
|
{
|
|
Color[i].interpolate(a.Color[i], b.Color[i], t);
|
|
}
|
|
#endif
|
|
|
|
#if BURNING_MATERIAL_MAX_LIGHT_TANGENT > 0
|
|
size = (flag & VERTEX4D_FORMAT_MASK_LIGHT) >> 24;
|
|
for (i = 0; i != size; ++i)
|
|
{
|
|
LightTangent[i].interpolate(a.LightTangent[i], b.LightTangent[i], t);
|
|
}
|
|
#endif
|
|
|
|
}
|
|
|
|
REALINLINE void reset_interpolate()
|
|
{
|
|
#if 1
|
|
#if BURNING_MATERIAL_MAX_TEXTURES > 0
|
|
Tex[0].x = 0.f;
|
|
Tex[0].y = 0.f;
|
|
#endif
|
|
#if BURNING_MATERIAL_MAX_TEXTURES > 1
|
|
Tex[1].x = 0.f;
|
|
Tex[1].y = 0.f;
|
|
#endif
|
|
#if BURNING_MATERIAL_MAX_TEXTURES > 2
|
|
Tex[2].x = 0.f;
|
|
Tex[2].y = 0.f;
|
|
#endif
|
|
#if BURNING_MATERIAL_MAX_TEXTURES > 3
|
|
Tex[3].x = 0.f;
|
|
Tex[3].y = 0.f;
|
|
#endif
|
|
#endif
|
|
|
|
#if BURNING_MATERIAL_MAX_COLORS > 0
|
|
Color[0].r = 0.f;
|
|
Color[0].g = 0.f;
|
|
Color[0].b = 0.f;
|
|
Color[0].a = 1.f;
|
|
#endif
|
|
|
|
#if BURNING_MATERIAL_MAX_COLORS > 1
|
|
//specular
|
|
Color[1].r = 0.f;
|
|
Color[1].g = 0.f;
|
|
Color[1].b = 0.f;
|
|
Color[1].a = 1.f;
|
|
#endif
|
|
|
|
#if BURNING_MATERIAL_MAX_COLORS > 2
|
|
Color[2].r = 0.f;
|
|
Color[2].g = 0.f;
|
|
Color[2].b = 0.f;
|
|
Color[2].a = 1.f;
|
|
#endif
|
|
|
|
#if BURNING_MATERIAL_MAX_COLORS > 3
|
|
Color[3].r = 0.f;
|
|
Color[3].g = 0.f;
|
|
Color[3].b = 0.f;
|
|
Color[3].a = 1.f;
|
|
#endif
|
|
|
|
#if BURNING_MATERIAL_MAX_LIGHT_TANGENT > 0
|
|
LightTangent[0].x = 0.f;
|
|
LightTangent[0].y = 0.f;
|
|
LightTangent[0].z = 0.f;
|
|
#endif
|
|
}
|
|
|
|
};
|
|
|
|
// ----------------- Vertex Cache ---------------------------
|
|
|
|
// Buffer is used as interleaved pairs of S4DVertex (0 ... ndc, 1 .. dc and projected)
|
|
typedef s4DVertex s4DVertexPair;
|
|
#define sizeof_s4DVertexPairRel 2
|
|
#define s4DVertex_ofs(index) ((index)*sizeof_s4DVertexPairRel)
|
|
#define s4DVertex_pro(index) (((index)*sizeof_s4DVertexPairRel) + 1)
|
|
|
|
struct SAligned4DVertex
|
|
{
|
|
SAligned4DVertex()
|
|
:data(0), ElementSize(0), mem(0) {}
|
|
|
|
virtual ~SAligned4DVertex()
|
|
{
|
|
if (mem)
|
|
{
|
|
delete[] mem;
|
|
mem = 0;
|
|
}
|
|
}
|
|
|
|
void resize(size_t element)
|
|
{
|
|
if (element > ElementSize)
|
|
{
|
|
if (mem) delete[] mem;
|
|
size_t byteSize = align_next(element * sizeof_s4DVertex, 4096);
|
|
mem = new u8[byteSize];
|
|
}
|
|
ElementSize = element;
|
|
data = (s4DVertex*)mem;
|
|
}
|
|
|
|
s4DVertex* data; //align to 16 byte
|
|
size_t ElementSize;
|
|
|
|
private:
|
|
|
|
u8* mem;
|
|
};
|
|
|
|
//#define memcpy_s4DVertexPair(dst,src) memcpy(dst,src,sizeof_s4DVertex * 2)
|
|
static REALINLINE void memcpy_s4DVertexPair(void* burning_restrict dst, const void* burning_restrict src)
|
|
{
|
|
//test alignment -> if already in aligned data
|
|
#if 0
|
|
if (((size_t)dst & 0xC) | ((size_t)src & 0xC))
|
|
{
|
|
int g = 1;
|
|
}
|
|
#endif
|
|
|
|
#if defined(ENV64BIT) && (sizeof_s4DVertex * sizeof_s4DVertexPairRel == 128)
|
|
u64* burning_restrict dst64 = (u64*)dst;
|
|
const u64* burning_restrict src64 = (const u64*)src;
|
|
|
|
dst64[0] = src64[0];
|
|
dst64[1] = src64[1];
|
|
dst64[2] = src64[2];
|
|
dst64[3] = src64[3];
|
|
dst64[4] = src64[4];
|
|
dst64[5] = src64[5];
|
|
dst64[6] = src64[6];
|
|
dst64[7] = src64[7];
|
|
|
|
dst64[8] = src64[8];
|
|
dst64[9] = src64[9];
|
|
dst64[10] = src64[10];
|
|
dst64[11] = src64[11];
|
|
dst64[12] = src64[12];
|
|
dst64[13] = src64[13];
|
|
dst64[14] = src64[14];
|
|
dst64[15] = src64[15];
|
|
|
|
#elif defined(ENV64BIT) && (sizeof_s4DVertex * sizeof_s4DVertexPairRel == 256)
|
|
u64* burning_restrict dst64 = (u64*)dst;
|
|
const u64* burning_restrict src64 = (const u64*)src;
|
|
|
|
dst64[0] = src64[0];
|
|
dst64[1] = src64[1];
|
|
dst64[2] = src64[2];
|
|
dst64[3] = src64[3];
|
|
dst64[4] = src64[4];
|
|
dst64[5] = src64[5];
|
|
dst64[6] = src64[6];
|
|
dst64[7] = src64[7];
|
|
|
|
dst64[8] = src64[8];
|
|
dst64[9] = src64[9];
|
|
dst64[10] = src64[10];
|
|
dst64[11] = src64[11];
|
|
dst64[12] = src64[12];
|
|
dst64[13] = src64[13];
|
|
dst64[14] = src64[14];
|
|
dst64[15] = src64[15];
|
|
|
|
dst64[16] = src64[16];
|
|
dst64[17] = src64[17];
|
|
dst64[18] = src64[18];
|
|
dst64[19] = src64[19];
|
|
dst64[20] = src64[20];
|
|
dst64[21] = src64[21];
|
|
dst64[22] = src64[22];
|
|
dst64[23] = src64[23];
|
|
|
|
dst64[24] = src64[24];
|
|
dst64[25] = src64[25];
|
|
dst64[26] = src64[26];
|
|
dst64[27] = src64[27];
|
|
dst64[28] = src64[28];
|
|
dst64[29] = src64[29];
|
|
dst64[30] = src64[30];
|
|
dst64[31] = src64[31];
|
|
|
|
#else
|
|
u32* dst32 = (u32*)dst;
|
|
const u32* src32 = (const u32*)src;
|
|
|
|
size_t len = sizeof_s4DVertex * sizeof_s4DVertexPairRel;
|
|
while (len >= 32)
|
|
{
|
|
*dst32++ = *src32++;
|
|
*dst32++ = *src32++;
|
|
*dst32++ = *src32++;
|
|
*dst32++ = *src32++;
|
|
*dst32++ = *src32++;
|
|
*dst32++ = *src32++;
|
|
*dst32++ = *src32++;
|
|
*dst32++ = *src32++;
|
|
len -= 32;
|
|
}
|
|
/*
|
|
while (len >= 4)
|
|
{
|
|
*dst32++ = *src32++;
|
|
len -= 4;
|
|
}
|
|
*/
|
|
#endif
|
|
}
|
|
|
|
|
|
//! hold info for different Vertex Types (Attribute mapping)
|
|
struct SVSize
|
|
{
|
|
u32 Format; // e4DVertexFlag VERTEX4D_FORMAT_MASK_TEXTURE
|
|
u32 Pitch; // sizeof Vertex
|
|
u32 TexSize; // amount Textures
|
|
u32 TexCooSize; // amount TextureCoordinates
|
|
u32 ColSize; // amount Color Interpolators
|
|
};
|
|
|
|
|
|
// index cache info
|
|
struct SCacheInfo
|
|
{
|
|
u32 index;
|
|
u32 hit;
|
|
};
|
|
|
|
//must at least hold all possible (clipped) vertices of primitive.
|
|
#define VERTEXCACHE_ELEMENT 16
|
|
#define VERTEXCACHE_MISS 0xFFFFFFFF
|
|
struct SVertexShader
|
|
{
|
|
SVertexShader() {}
|
|
~SVertexShader() {}
|
|
|
|
// Transformed and lite, clipping state
|
|
// + Clipped, Projected
|
|
SAligned4DVertex mem;
|
|
|
|
// source
|
|
const void* vertices;
|
|
u32 vertexCount;
|
|
|
|
const void* indices;
|
|
u32 indexCount;
|
|
u32 indicesIndex;
|
|
u32 indicesRun;
|
|
u32 indicesPitch;
|
|
|
|
// primitives consist of x vertices
|
|
u32 primitiveHasVertex;
|
|
u32 primitiveRun;
|
|
|
|
//VertexType
|
|
SVSize vSize[E4VT_COUNT];
|
|
|
|
e4DVertexType vType; //E_VERTEX_TYPE
|
|
scene::E_PRIMITIVE_TYPE pType; //scene::E_PRIMITIVE_TYPE
|
|
e4DIndexType iType; //E_INDEX_TYPE iType
|
|
|
|
REALINLINE u32 index(u32 i) const
|
|
{
|
|
u32 o;
|
|
if (i >= indexCount)
|
|
i = 0;
|
|
switch (iType)
|
|
{
|
|
case E4IT_16BIT: o = ((u16*)indices)[i]; break;
|
|
case E4IT_32BIT: o = ((u32*)indices)[i]; break;
|
|
default: case E4IT_NONE: o = i; break;
|
|
}
|
|
return o;
|
|
}
|
|
|
|
REALINLINE s4DVertexPair* vertex(const u32 sourceIndex) const
|
|
{
|
|
for (size_t i = 0; i < VERTEXCACHE_ELEMENT; ++i)
|
|
{
|
|
if (info[i].index == sourceIndex)
|
|
{
|
|
return mem.data + s4DVertex_ofs(i);
|
|
}
|
|
}
|
|
return mem.data; //error
|
|
}
|
|
|
|
void setPrimitiveType(const scene::E_PRIMITIVE_TYPE pType, const u32 primitiveCount);
|
|
void setIndices(const void* indices, const video::E_INDEX_TYPE iType);
|
|
|
|
SCacheInfo info[VERTEXCACHE_ELEMENT];
|
|
SCacheInfo info_temp[VERTEXCACHE_ELEMENT];
|
|
|
|
void set_info_miss();
|
|
|
|
u32 fillIndex;
|
|
void get_next_index_cacheline();
|
|
void getPrimitive(s4DVertexPair* face[4],CBurningVideoDriver* driver);
|
|
};
|
|
|
|
|
|
// swap 2 pointer
|
|
REALINLINE void swapVertexPointer(const s4DVertex** v1, const s4DVertex** v2)
|
|
{
|
|
const s4DVertex* b = *v1;
|
|
*v1 = *v2;
|
|
*v2 = b;
|
|
}
|
|
|
|
|
|
// ------------------------ Internal Scanline Rasterizer -----------------------------
|
|
|
|
|
|
|
|
// internal scan convert
|
|
struct sScanConvertData
|
|
{
|
|
u32 left; // major edge left/right
|
|
u32 right; // !left
|
|
u8 _unused_pack[8];
|
|
|
|
f32 invDeltaY[4]; // inverse edge delta for screen space sorted triangle
|
|
|
|
f32 x[2]; // x coordinate
|
|
f32 slopeX[2]; // x slope along edges
|
|
|
|
#if defined ( SOFTWARE_DRIVER_2_USE_WBUFFER ) || defined ( SOFTWARE_DRIVER_2_PERSPECTIVE_CORRECT )
|
|
f32 w[2]; // w coordinate
|
|
fp24 slopeW[2]; // w slope along edges
|
|
#else
|
|
f32 z[2]; // z coordinate
|
|
f32 slopeZ[2]; // z slope along edges
|
|
#endif
|
|
|
|
#if BURNING_MATERIAL_MAX_COLORS > 0
|
|
sVec4 c[BURNING_MATERIAL_MAX_COLORS][2]; // color
|
|
sVec4 slopeC[BURNING_MATERIAL_MAX_COLORS][2]; // color slope along edges
|
|
#endif
|
|
|
|
#if BURNING_MATERIAL_MAX_TEXTURES > 0
|
|
sVec2 t[BURNING_MATERIAL_MAX_TEXTURES][2]; // texture
|
|
sVec2 slopeT[BURNING_MATERIAL_MAX_TEXTURES][2]; // texture slope along edges
|
|
#endif
|
|
|
|
#if BURNING_MATERIAL_MAX_LIGHT_TANGENT > 0
|
|
sVec3Pack_unpack l[BURNING_MATERIAL_MAX_LIGHT_TANGENT][2]; // Light Tangent
|
|
sVec3Pack_unpack slopeL[BURNING_MATERIAL_MAX_LIGHT_TANGENT][2]; // tangent slope along edges
|
|
#endif
|
|
};
|
|
|
|
// passed to scan Line
|
|
struct sScanLineData
|
|
{
|
|
s32 y; // y position of scanline
|
|
u8 _unused_pack[4];
|
|
f32 x[2]; // x start, x end of scanline
|
|
|
|
#if defined ( SOFTWARE_DRIVER_2_USE_WBUFFER ) || defined ( SOFTWARE_DRIVER_2_PERSPECTIVE_CORRECT )
|
|
f32 w[2]; // w start, w end of scanline
|
|
#else
|
|
f32 z[2]; // z start, z end of scanline
|
|
#endif
|
|
|
|
s32 x_edgetest; // slope x
|
|
u8 _unused_pack_1[4];
|
|
|
|
#if BURNING_MATERIAL_MAX_COLORS > 0
|
|
sVec4 c[BURNING_MATERIAL_MAX_COLORS][2]; // color start, color end of scanline
|
|
#endif
|
|
|
|
#if BURNING_MATERIAL_MAX_TEXTURES > 0
|
|
sVec2 t[BURNING_MATERIAL_MAX_TEXTURES][2]; // texture start, texture end of scanline
|
|
#endif
|
|
|
|
#if BURNING_MATERIAL_MAX_LIGHT_TANGENT > 0
|
|
sVec3Pack_unpack l[BURNING_MATERIAL_MAX_LIGHT_TANGENT][2]; // Light Tangent start, end
|
|
#endif
|
|
};
|
|
|
|
// passed to pixel Shader
|
|
struct sPixelShaderData
|
|
{
|
|
tVideoSample* dst;
|
|
fp24* z;
|
|
|
|
s32 xStart;
|
|
s32 xEnd;
|
|
s32 dx;
|
|
s32 i;
|
|
};
|
|
|
|
/*
|
|
load a color value
|
|
*/
|
|
REALINLINE void getTexel_plain2(tFixPoint& r, tFixPoint& g, tFixPoint& b, const sVec4& v)
|
|
{
|
|
r = tofix(v.r, FIX_POINT_F32_MUL);
|
|
g = tofix(v.g, FIX_POINT_F32_MUL);
|
|
b = tofix(v.b, FIX_POINT_F32_MUL);
|
|
}
|
|
|
|
#if 0
|
|
/*
|
|
load a color value
|
|
*/
|
|
REALINLINE void getSample_color(tFixPoint& a, tFixPoint& r, tFixPoint& g, tFixPoint& b, const sVec4& v)
|
|
{
|
|
a = tofix(v.a, FIX_POINT_F32_MUL);
|
|
r = tofix(v.r, COLOR_MAX * FIX_POINT_F32_MUL);
|
|
g = tofix(v.g, COLOR_MAX * FIX_POINT_F32_MUL);
|
|
b = tofix(v.b, COLOR_MAX * FIX_POINT_F32_MUL);
|
|
}
|
|
|
|
/*
|
|
load a color value
|
|
*/
|
|
REALINLINE void getSample_color(tFixPoint& r, tFixPoint& g, tFixPoint& b, const sVec4& v)
|
|
{
|
|
r = tofix(v.r, COLOR_MAX * FIX_POINT_F32_MUL);
|
|
g = tofix(v.g, COLOR_MAX * FIX_POINT_F32_MUL);
|
|
b = tofix(v.b, COLOR_MAX * FIX_POINT_F32_MUL);
|
|
}
|
|
#endif
|
|
|
|
/*
|
|
load a color value. mulby controls [0;1] or [0;ColorMax]
|
|
aka getSample_color
|
|
*/
|
|
REALINLINE void vec4_to_fix(tFixPoint& r, tFixPoint& g, tFixPoint& b, const sVec4& v, const f32 mulby)
|
|
{
|
|
r = tofix(v.r, mulby);
|
|
g = tofix(v.g, mulby);
|
|
b = tofix(v.b, mulby);
|
|
}
|
|
|
|
|
|
REALINLINE void vec4_to_fix(tFixPoint& a, tFixPoint& r, tFixPoint& g, tFixPoint& b, const sVec4& v, const f32 mulby)
|
|
{
|
|
a = tofix(v.a, mulby);
|
|
r = tofix(v.r, mulby);
|
|
g = tofix(v.g, mulby);
|
|
b = tofix(v.b, mulby);
|
|
}
|
|
|
|
burning_namespace_end
|
|
#endif
|