scratchfoundation/bgfx
1
0
Fork 0
mirror of https://github.com/scratchfoundation/bgfx.git synced 2024-11-24 16:48:18 -05:00
Code Issues Projects Releases Packages Wiki Activity Actions

Fixed DX9 lack of non-normalized UINT16 vertex decl type.

Browse source
This commit is contained in:
bkaradzic 2013-02-23 19:02:51 -08:00
parent 074bf5a232
commit e0eca362ad
5 changed files with 59 additions and 51 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

54
examples/06-bump/bump.cpp
View file

@ -22,8 +22,8 @@ struct PosNormalTangentTexcoordVertex
float m_z;
uint32_t m_normal;
uint32_t m_tangent;
float m_u;
float m_v;
uint16_t m_u;
uint16_t m_v;
};
static bgfx::VertexDecl s_PosNormalTangentTexcoordDecl;
@ -55,30 +55,30 @@ uint32_t packF4u(float _x, float _y = 0.0f, float _z = 0.0f, float _w = 0.0f)
static PosNormalTangentTexcoordVertex s_cubeVertices[24] =
{
{-1.0f, 1.0f, 1.0f, packF4u( 0.0f, 0.0f, 1.0f), 0, 0.0f, 0.0f },
{ 1.0f, 1.0f, 1.0f, packF4u( 0.0f, 0.0f, 1.0f), 0, 1.0f, 0.0f },
{-1.0f, -1.0f, 1.0f, packF4u( 0.0f, 0.0f, 1.0f), 0, 0.0f, 1.0f },
{ 1.0f, -1.0f, 1.0f, packF4u( 0.0f, 0.0f, 1.0f), 0, 1.0f, 1.0f },
{-1.0f, 1.0f, -1.0f, packF4u( 0.0f, 0.0f, -1.0f), 0, 0.0f, 0.0f },
{ 1.0f, 1.0f, -1.0f, packF4u( 0.0f, 0.0f, -1.0f), 0, 1.0f, 0.0f },
{-1.0f, -1.0f, -1.0f, packF4u( 0.0f, 0.0f, -1.0f), 0, 0.0f, 1.0f },
{ 1.0f, -1.0f, -1.0f, packF4u( 0.0f, 0.0f, -1.0f), 0, 1.0f, 1.0f },
{-1.0f, 1.0f, 1.0f, packF4u( 0.0f, 1.0f, 0.0f), 0, 0.0f, 0.0f },
{ 1.0f, 1.0f, 1.0f, packF4u( 0.0f, 1.0f, 0.0f), 0, 1.0f, 0.0f },
{-1.0f, 1.0f, -1.0f, packF4u( 0.0f, 1.0f, 0.0f), 0, 0.0f, 1.0f },
{ 1.0f, 1.0f, -1.0f, packF4u( 0.0f, 1.0f, 0.0f), 0, 1.0f, 1.0f },
{-1.0f, -1.0f, 1.0f, packF4u( 0.0f, -1.0f, 0.0f), 0, 0.0f, 0.0f },
{ 1.0f, -1.0f, 1.0f, packF4u( 0.0f, -1.0f, 0.0f), 0, 1.0f, 0.0f },
{-1.0f, -1.0f, -1.0f, packF4u( 0.0f, -1.0f, 0.0f), 0, 0.0f, 1.0f },
{ 1.0f, -1.0f, -1.0f, packF4u( 0.0f, -1.0f, 0.0f), 0, 1.0f, 1.0f },
{ 1.0f, -1.0f, 1.0f, packF4u( 1.0f, 0.0f, 0.0f), 0, 0.0f, 0.0f },
{ 1.0f, 1.0f, 1.0f, packF4u( 1.0f, 0.0f, 0.0f), 0, 1.0f, 0.0f },
{ 1.0f, -1.0f, -1.0f, packF4u( 1.0f, 0.0f, 0.0f), 0, 0.0f, 1.0f },
{ 1.0f, 1.0f, -1.0f, packF4u( 1.0f, 0.0f, 0.0f), 0, 1.0f, 1.0f },
{-1.0f, -1.0f, 1.0f, packF4u(-1.0f, 0.0f, 0.0f), 0, 0.0f, 0.0f },
{-1.0f, 1.0f, 1.0f, packF4u(-1.0f, 0.0f, 0.0f), 0, 1.0f, 0.0f },
{-1.0f, -1.0f, -1.0f, packF4u(-1.0f, 0.0f, 0.0f), 0, 0.0f, 1.0f },
{-1.0f, 1.0f, -1.0f, packF4u(-1.0f, 0.0f, 0.0f), 0, 1.0f, 1.0f },
{-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 },
{ 1.0f, -1.0f, 1.0f, packF4u( 1.0f, 0.0f, 0.0f), 0, 0, 0 },
{ 1.0f, 1.0f, 1.0f, packF4u( 1.0f, 0.0f, 0.0f), 0, 0x7fff, 0 },
{ 1.0f, -1.0f, -1.0f, packF4u( 1.0f, 0.0f, 0.0f), 0, 0, 0x7fff },
{ 1.0f, 1.0f, -1.0f, packF4u( 1.0f, 0.0f, 0.0f), 0, 0x7fff, 0x7fff },
{-1.0f, -1.0f, 1.0f, packF4u(-1.0f, 0.0f, 0.0f), 0, 0, 0 },
{-1.0f, 1.0f, 1.0f, packF4u(-1.0f, 0.0f, 0.0f), 0, 0x7fff, 0 },
{-1.0f, -1.0f, -1.0f, packF4u(-1.0f, 0.0f, 0.0f), 0, 0, 0x7fff },
{-1.0f, 1.0f, -1.0f, packF4u(-1.0f, 0.0f, 0.0f), 0, 0x7fff, 0x7fff },
};
static const uint16_t s_cubeIndices[36] =
@ -299,7 +299,7 @@ int _main_(int _argc, char** _argv)
s_PosNormalTangentTexcoordDecl.add(bgfx::Attrib::Position, 3, bgfx::AttribType::Float);
s_PosNormalTangentTexcoordDecl.add(bgfx::Attrib::Normal, 4, bgfx::AttribType::Uint8, true, true);
s_PosNormalTangentTexcoordDecl.add(bgfx::Attrib::Tangent, 4, bgfx::AttribType::Uint8, true, true);
s_PosNormalTangentTexcoordDecl.add(bgfx::Attrib::TexCoord0, 2, bgfx::AttribType::Float);
s_PosNormalTangentTexcoordDecl.add(bgfx::Attrib::TexCoord0, 2, bgfx::AttribType::Int16, true, true);
s_PosNormalTangentTexcoordDecl.end();
const bgfx::Memory* mem;

10
include/bgfx.h
View file

@ -284,7 +284,7 @@ namespace bgfx
enum Enum
{
Uint8,
Uint16,
Int16,
Half,
Float,
@ -450,6 +450,14 @@ namespace bgfx
/// Add attribute to VertexDecl.
///
/// @param _attrib Attribute semantics.
/// @param _num Number of elements 1, 2, 3 or 4.
/// @param _type Element type.
/// @param _normalized Value is normalized for vertex shader.
/// @param _asInt Packaging rule for vertexPack, vertexUnpack, and
/// vertexConvert for AttribType::Uint8 and AttribType::Int16.
/// Unpacking code must be implemented inside vertex shader.
///
/// NOTE:
/// Must be called between begin/end.
void add(Attrib::Enum _attrib, uint8_t _num, AttribType::Enum _type, bool _normalized = false, bool _asInt = false);

8
src/renderer_d3d11.cpp
View file

@ -194,10 +194,10 @@ namespace bgfx
{ DXGI_FORMAT_R8G8B8A8_UINT, DXGI_FORMAT_R8G8B8A8_UNORM },
},
{
{ DXGI_FORMAT_R16_UINT, DXGI_FORMAT_R16_UNORM },
{ DXGI_FORMAT_R16G16_UINT, DXGI_FORMAT_R16G16_UNORM },
{ DXGI_FORMAT_R16G16B16A16_UINT, DXGI_FORMAT_R16G16B16A16_UNORM },
{ DXGI_FORMAT_R16G16B16A16_UINT, DXGI_FORMAT_R16G16B16A16_UNORM },
{ DXGI_FORMAT_R16_SINT, DXGI_FORMAT_R16_SNORM },
{ DXGI_FORMAT_R16G16_SINT, DXGI_FORMAT_R16G16_SNORM },
{ DXGI_FORMAT_R16G16B16A16_SINT, DXGI_FORMAT_R16G16B16A16_SNORM },
{ DXGI_FORMAT_R16G16B16A16_SINT, DXGI_FORMAT_R16G16B16A16_SNORM },
},
{
{ DXGI_FORMAT_R16_FLOAT, DXGI_FORMAT_R16_FLOAT },

2
src/renderer_gl.cpp
View file

@ -534,7 +534,7 @@ namespace bgfx
static const GLenum s_attribType[AttribType::Count] =
{
GL_UNSIGNED_BYTE,
GL_UNSIGNED_SHORT,
GL_SHORT,
GL_HALF_FLOAT,
GL_FLOAT,
};

36
src/vertexdecl.cpp
View file

@ -207,7 +207,7 @@ namespace bgfx
}
break;
case AttribType::Uint16:
case AttribType::Int16:
{
uint16_t* packed = (uint16_t*)data;
if (_inputNormalized)
@ -216,20 +216,20 @@ namespace bgfx
{
switch (num)
{
default: *packed++ = uint16_t(*_input++ * 32767.0f + 32768.0f);
case 3: *packed++ = uint16_t(*_input++ * 32767.0f + 32768.0f);
case 2: *packed++ = uint16_t(*_input++ * 32767.0f + 32768.0f);
case 1: *packed++ = uint16_t(*_input++ * 32767.0f + 32768.0f);
default: *packed++ = uint16_t(*_input++ * 32767.0f);
case 3: *packed++ = uint16_t(*_input++ * 32767.0f);
case 2: *packed++ = uint16_t(*_input++ * 32767.0f);
case 1: *packed++ = uint16_t(*_input++ * 32767.0f);
}
}
else
{
switch (num)
{
default: *packed++ = uint16_t(*_input++ * 65535.0f);
case 3: *packed++ = uint16_t(*_input++ * 65535.0f);
case 2: *packed++ = uint16_t(*_input++ * 65535.0f);
case 1: *packed++ = uint16_t(*_input++ * 65535.0f);
default: *packed++ = uint16_t(*_input++ * 65535.0f - 32768.0f);
case 3: *packed++ = uint16_t(*_input++ * 65535.0f - 32768.0f);
case 2: *packed++ = uint16_t(*_input++ * 65535.0f - 32768.0f);
case 1: *packed++ = uint16_t(*_input++ * 65535.0f - 32768.0f);
}
}
}
@ -311,27 +311,27 @@ namespace bgfx
}
break;
case AttribType::Uint16:
case AttribType::Int16:
{
uint16_t* packed = (uint16_t*)data;
if (asInt)
{
switch (num)
{
default: *_output++ = (float(*packed++) - 32768.0f)*1.0f/32767.0f;
case 3: *_output++ = (float(*packed++) - 32768.0f)*1.0f/32767.0f;
case 2: *_output++ = (float(*packed++) - 32768.0f)*1.0f/32767.0f;
case 1: *_output++ = (float(*packed++) - 32768.0f)*1.0f/32767.0f;
default: *_output++ = float(*packed++)*1.0f/32767.0f;
case 3: *_output++ = float(*packed++)*1.0f/32767.0f;
case 2: *_output++ = float(*packed++)*1.0f/32767.0f;
case 1: *_output++ = float(*packed++)*1.0f/32767.0f;
}
}
else
{
switch (num)
{
default: *_output++ = float(*packed++)*1.0f/65535.0f;
case 3: *_output++ = float(*packed++)*1.0f/65535.0f;
case 2: *_output++ = float(*packed++)*1.0f/65535.0f;
case 1: *_output++ = float(*packed++)*1.0f/65535.0f;
default: *_output++ = (float(*packed++) + 32768.0f)*1.0f/65535.0f;
case 3: *_output++ = (float(*packed++) + 32768.0f)*1.0f/65535.0f;
case 2: *_output++ = (float(*packed++) + 32768.0f)*1.0f/65535.0f;
case 1: *_output++ = (float(*packed++) + 32768.0f)*1.0f/65535.0f;
}
}
}