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/* This file is part of the Spring engine (GPL v2 or later), see LICENSE.html */
#ifndef VERTEXARRAY_TYPES_H
#define VERTEXARRAY_TYPES_H
#include "System/Color.h"
#include "System/float4.h"
#include "System/type2.h"
struct VA_TYPE_0 {
float3 p;
};
struct VA_TYPE_C {
float3 p;
SColor c;
};
struct VA_TYPE_T {
float3 p;
float s, t;
};
struct VA_TYPE_T4 {
float3 p;
float4 tc;
};
struct VA_TYPE_TN {
float3 p;
float s, t;
float3 n;
};
struct VA_TYPE_TC {
float3 p;
float s, t;
SColor c;
};
struct VA_TYPE_2d0 {
float x, y;
};
struct VA_TYPE_2dT {
float x, y;
float s, t;
};
struct VA_TYPE_2dTC {
float x, y;
float s, t;
SColor c;
};
struct VA_TYPE_L {
float4 p; // Lua can freely set the w-component
float3 n;
float4 uv; // two channels for basic texturing
SColor c0; // primary
SColor c1; // secondary
};
static_assert(sizeof(SColor) == sizeof(float), "");
// number of elements (bytes / sizeof(float)) per vertex
#define VA_SIZE_0 (sizeof(VA_TYPE_0 ) / sizeof(float))
#define VA_SIZE_C (sizeof(VA_TYPE_C ) / sizeof(float))
#define VA_SIZE_T (sizeof(VA_TYPE_T ) / sizeof(float))
#define VA_SIZE_T4 (sizeof(VA_TYPE_T4 ) / sizeof(float))
#define VA_SIZE_TN (sizeof(VA_TYPE_TN ) / sizeof(float))
#define VA_SIZE_TC (sizeof(VA_TYPE_TC ) / sizeof(float))
#define VA_SIZE_2D0 (sizeof(VA_TYPE_2d0 ) / sizeof(float))
#define VA_SIZE_2DT (sizeof(VA_TYPE_2dT ) / sizeof(float))
#define VA_SIZE_2DTC (sizeof(VA_TYPE_2dTC) / sizeof(float))
#define VA_SIZE_L (sizeof(VA_TYPE_L ) / sizeof(float))
#define VA_TYPE_OFFSET(T, n) (reinterpret_cast<void*>(sizeof(T) * (n)))
#endif
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