C++ (Cpp) packF4uの例

コード例 #1

ファイル: stencil.cpp プロジェクト: BrandoCommando/mame

			.begin()
			.add(bgfx::Attrib::Position,  3, bgfx::AttribType::Float)
			.add(bgfx::Attrib::Normal,    4, bgfx::AttribType::Uint8, true, true)
			.add(bgfx::Attrib::TexCoord0, 2, bgfx::AttribType::Float)
			.end();
	}

	static bgfx::VertexDecl ms_decl;
};

bgfx::VertexDecl PosNormalTexcoordVertex::ms_decl;

static const float s_texcoord = 5.0f;
static PosNormalTexcoordVertex s_hplaneVertices[] =
{
	{ -1.0f, 0.0f,  1.0f, packF4u(0.0f, 1.0f, 0.0f), s_texcoord, s_texcoord },
	{  1.0f, 0.0f,  1.0f, packF4u(0.0f, 1.0f, 0.0f), s_texcoord, 0.0f       },
	{ -1.0f, 0.0f, -1.0f, packF4u(0.0f, 1.0f, 0.0f), 0.0f,       s_texcoord },
	{  1.0f, 0.0f, -1.0f, packF4u(0.0f, 1.0f, 0.0f), 0.0f,       0.0f       },
};

static PosNormalTexcoordVertex s_vplaneVertices[] =
{
	{ -1.0f,  1.0f, 0.0f, packF4u(0.0f, 0.0f, -1.0f), 1.0f, 1.0f },
	{  1.0f,  1.0f, 0.0f, packF4u(0.0f, 0.0f, -1.0f), 1.0f, 0.0f },
	{ -1.0f, -1.0f, 0.0f, packF4u(0.0f, 0.0f, -1.0f), 0.0f, 1.0f },
	{  1.0f, -1.0f, 0.0f, packF4u(0.0f, 0.0f, -1.0f), 0.0f, 0.0f },
};

static const PosNormalTexcoordVertex s_cubeVertices[] =
{

コード例 #2

ファイル: deferred.cpp プロジェクト: BrandoCommando/mame

	return un.ui32;
}

uint32_t packF4u(float _x, float _y = 0.0f, float _z = 0.0f, float _w = 0.0f)
{
	const uint8_t xx = uint8_t(_x*127.0f + 128.0f);
	const uint8_t yy = uint8_t(_y*127.0f + 128.0f);
	const uint8_t zz = uint8_t(_z*127.0f + 128.0f);
	const uint8_t ww = uint8_t(_w*127.0f + 128.0f);
	return packUint32(xx, yy, zz, ww);
}

static PosNormalTangentTexcoordVertex s_cubeVertices[24] =
{
	{-1.0f,  1.0f,  1.0f, packF4u( 0.0f,  0.0f,  1.0f), 0,      0,      0 },
	{ 1.0f,  1.0f,  1.0f, packF4u( 0.0f,  0.0f,  1.0f), 0, 0x7fff,      0 },
	{-1.0f, -1.0f,  1.0f, packF4u( 0.0f,  0.0f,  1.0f), 0,      0, 0x7fff },
	{ 1.0f, -1.0f,  1.0f, packF4u( 0.0f,  0.0f,  1.0f), 0, 0x7fff, 0x7fff },
	{-1.0f,  1.0f, -1.0f, packF4u( 0.0f,  0.0f, -1.0f), 0,      0,      0 },
	{ 1.0f,  1.0f, -1.0f, packF4u( 0.0f,  0.0f, -1.0f), 0, 0x7fff,      0 },
	{-1.0f, -1.0f, -1.0f, packF4u( 0.0f,  0.0f, -1.0f), 0,      0, 0x7fff },
	{ 1.0f, -1.0f, -1.0f, packF4u( 0.0f,  0.0f, -1.0f), 0, 0x7fff, 0x7fff },
	{-1.0f,  1.0f,  1.0f, packF4u( 0.0f,  1.0f,  0.0f), 0,      0,      0 },
	{ 1.0f,  1.0f,  1.0f, packF4u( 0.0f,  1.0f,  0.0f), 0, 0x7fff,      0 },
	{-1.0f,  1.0f, -1.0f, packF4u( 0.0f,  1.0f,  0.0f), 0,      0, 0x7fff },
	{ 1.0f,  1.0f, -1.0f, packF4u( 0.0f,  1.0f,  0.0f), 0, 0x7fff, 0x7fff },
	{-1.0f, -1.0f,  1.0f, packF4u( 0.0f, -1.0f,  0.0f), 0,      0,      0 },
	{ 1.0f, -1.0f,  1.0f, packF4u( 0.0f, -1.0f,  0.0f), 0, 0x7fff,      0 },
	{-1.0f, -1.0f, -1.0f, packF4u( 0.0f, -1.0f,  0.0f), 0,      0, 0x7fff },
	{ 1.0f, -1.0f, -1.0f, packF4u( 0.0f, -1.0f,  0.0f), 0, 0x7fff, 0x7fff },

コード例 #3

ファイル: shadowmaps_simple.cpp プロジェクト: marynate/bgfx

	return packUint32(xx, yy, zz, ww);
}

struct PosNormalVertex
{
	float    m_x;
	float    m_y;
	float    m_z;
	uint32_t m_normal;
};

static const float s_texcoord = 5.0f;
static const uint32_t s_numHPlaneVertices = 4;
static PosNormalVertex s_hplaneVertices[s_numHPlaneVertices] =
{
	{ -1.0f, 0.0f,  1.0f, packF4u(0.0f, 1.0f, 0.0f) },
	{  1.0f, 0.0f,  1.0f, packF4u(0.0f, 1.0f, 0.0f) },
	{ -1.0f, 0.0f, -1.0f, packF4u(0.0f, 1.0f, 0.0f) },
	{  1.0f, 0.0f, -1.0f, packF4u(0.0f, 1.0f, 0.0f) },
};

static const uint32_t s_numPlaneIndices = 6;
static const uint16_t s_planeIndices[s_numPlaneIndices] =
{
	0, 1, 2,
	1, 3, 2,
};

static const char* s_shaderPath = NULL;
static bool s_flipV = false;
static float s_texelHalf = 0.0f;