GFXGLShader::~GFXGLShader()
{
clearShaders();
for(HandleMap::Iterator i = mHandles.begin(); i != mHandles.end(); i++)
delete i->value;
delete[] mConstBuffer;
}
ShaderGroup::~ShaderGroup() { clearShaders(); }
void GFXGLShader::zombify()
{
clearShaders();
dMemset(mConstBuffer, 0, mConstBufferSize);
}
bool GFXGLShader::_init()
{
// Don't initialize empty shaders.
if ( mVertexFile.isEmpty() && mPixelFile.isEmpty() )
return false;
clearShaders();
mProgram = glCreateProgram();
// Set the macros and add the global ones.
Vector<GFXShaderMacro> macros;
macros.merge( mMacros );
macros.merge( smGlobalMacros );
// Add the shader version to the macros.
const U32 mjVer = (U32)mFloor( mPixVersion );
const U32 mnVer = (U32)( ( mPixVersion - F32( mjVer ) ) * 10.01f );
macros.increment();
macros.last().name = "TORQUE_SM";
macros.last().value = String::ToString( mjVer * 10 + mnVer );
// Default to true so we're "successful" if a vertex/pixel shader wasn't specified.
bool compiledVertexShader = true;
bool compiledPixelShader = true;
// Compile the vertex and pixel shaders if specified.
if(!mVertexFile.isEmpty())
compiledVertexShader = initShader(mVertexFile, true, macros);
if(!mPixelFile.isEmpty())
compiledPixelShader = initShader(mPixelFile, false, macros);
// If either shader was present and failed to compile, bail.
if(!compiledVertexShader || !compiledPixelShader)
return false;
// Link it!
glLinkProgram( mProgram );
GLint linkStatus;
glGetProgramiv( mProgram, GL_LINK_STATUS, &linkStatus );
// Dump the info log to the console
U32 logLength = 0;
glGetProgramiv(mProgram, GL_INFO_LOG_LENGTH, (GLint*)&logLength);
if ( logLength )
{
FrameAllocatorMarker fam;
char* log = (char*)fam.alloc( logLength );
glGetProgramInfoLog( mProgram, logLength, NULL, log );
if ( linkStatus == GL_FALSE )
{
if ( smLogErrors )
{
Con::errorf( "GFXGLShader::init - Error linking shader!" );
Con::errorf( "Program %s / %s: %s",
mVertexFile.getFullPath().c_str(), mPixelFile.getFullPath().c_str(), log);
}
}
else if ( smLogWarnings )
{
Con::warnf( "Program %s / %s: %s",
mVertexFile.getFullPath().c_str(), mPixelFile.getFullPath().c_str(), log);
}
}
// If we failed to link, bail.
if ( linkStatus == GL_FALSE )
return false;
initConstantDescs();
initHandles();
// Notify Buffers we might have changed in size.
// If this was our first init then we won't have any activeBuffers
// to worry about unnecessarily calling.
Vector<GFXShaderConstBuffer*>::iterator biter = mActiveBuffers.begin();
for ( ; biter != mActiveBuffers.end(); biter++ )
((GFXGLShaderConstBuffer*)(*biter))->onShaderReload( this );
return true;
}
bool GFXGLShader::_init()
{
PROFILE_SCOPE(GFXGLShader_Init);
// Don't initialize empty shaders.
if ( mVertexFile.isEmpty() && mPixelFile.isEmpty() )
return false;
clearShaders();
mProgram = glCreateProgram();
// Set the macros and add the global ones.
Vector<GFXShaderMacro> macros;
macros.merge( mMacros );
macros.merge( smGlobalMacros );
// Add the shader version to the macros.
const U32 mjVer = (U32)mFloor( mPixVersion );
const U32 mnVer = (U32)( ( mPixVersion - F32( mjVer ) ) * 10.01f );
macros.increment();
macros.last().name = "TORQUE_SM";
macros.last().value = String::ToString( mjVer * 10 + mnVer );
macros.increment();
macros.last().name = "TORQUE_VERTEX_SHADER";
macros.last().value = "";
// Default to true so we're "successful" if a vertex/pixel shader wasn't specified.
bool compiledVertexShader = true;
bool compiledPixelShader = true;
// Compile the vertex and pixel shaders if specified.
if(!mVertexFile.isEmpty())
compiledVertexShader = initShader(mVertexFile, true, macros);
macros.last().name = "TORQUE_PIXEL_SHADER";
if(!mPixelFile.isEmpty())
compiledPixelShader = initShader(mPixelFile, false, macros);
// If either shader was present and failed to compile, bail.
if(!compiledVertexShader || !compiledPixelShader)
return false;
//bind vertex attributes
glBindAttribLocation(mProgram, Torque::GL_VertexAttrib_Position, "vPosition");
glBindAttribLocation(mProgram, Torque::GL_VertexAttrib_Normal, "vNormal");
glBindAttribLocation(mProgram, Torque::GL_VertexAttrib_Color, "vColor");
glBindAttribLocation(mProgram, Torque::GL_VertexAttrib_Tangent, "vTangent");
glBindAttribLocation(mProgram, Torque::GL_VertexAttrib_TangentW, "vTangentW");
glBindAttribLocation(mProgram, Torque::GL_VertexAttrib_Binormal, "vBinormal");
glBindAttribLocation(mProgram, Torque::GL_VertexAttrib_TexCoord0, "vTexCoord0");
glBindAttribLocation(mProgram, Torque::GL_VertexAttrib_TexCoord1, "vTexCoord1");
glBindAttribLocation(mProgram, Torque::GL_VertexAttrib_TexCoord2, "vTexCoord2");
glBindAttribLocation(mProgram, Torque::GL_VertexAttrib_TexCoord3, "vTexCoord3");
glBindAttribLocation(mProgram, Torque::GL_VertexAttrib_TexCoord4, "vTexCoord4");
glBindAttribLocation(mProgram, Torque::GL_VertexAttrib_TexCoord5, "vTexCoord5");
glBindAttribLocation(mProgram, Torque::GL_VertexAttrib_TexCoord6, "vTexCoord6");
glBindAttribLocation(mProgram, Torque::GL_VertexAttrib_TexCoord7, "vTexCoord7");
glBindAttribLocation(mProgram, Torque::GL_VertexAttrib_TexCoord8, "vTexCoord8");
glBindAttribLocation(mProgram, Torque::GL_VertexAttrib_TexCoord9, "vTexCoord9");
//bind fragment out color
glBindFragDataLocation(mProgram, 0, "OUT_col");
glBindFragDataLocation(mProgram, 1, "OUT_col1");
glBindFragDataLocation(mProgram, 2, "OUT_col2");
glBindFragDataLocation(mProgram, 3, "OUT_col3");
// Link it!
glLinkProgram( mProgram );
GLint linkStatus;
glGetProgramiv( mProgram, GL_LINK_STATUS, &linkStatus );
// Dump the info log to the console
U32 logLength = 0;
glGetProgramiv(mProgram, GL_INFO_LOG_LENGTH, (GLint*)&logLength);
if ( logLength )
{
FrameAllocatorMarker fam;
char* log = (char*)fam.alloc( logLength );
glGetProgramInfoLog( mProgram, logLength, NULL, log );
if ( linkStatus == GL_FALSE )
{
if ( smLogErrors )
{
Con::errorf( "GFXGLShader::init - Error linking shader!" );
Con::errorf( "Program %s / %s: %s",
mVertexFile.getFullPath().c_str(), mPixelFile.getFullPath().c_str(), log);
}
}
else if ( smLogWarnings )
{
Con::warnf( "Program %s / %s: %s",
mVertexFile.getFullPath().c_str(), mPixelFile.getFullPath().c_str(), log);
}
}
// If we failed to link, bail.
if ( linkStatus == GL_FALSE )
return false;
initConstantDescs();
initHandles();
// Notify Buffers we might have changed in size.
// If this was our first init then we won't have any activeBuffers
// to worry about unnecessarily calling.
Vector<GFXShaderConstBuffer*>::iterator biter = mActiveBuffers.begin();
for ( ; biter != mActiveBuffers.end(); biter++ )
((GFXGLShaderConstBuffer*)(*biter))->onShaderReload( this );
return true;
}
liqShaderFactory::~liqShaderFactory()
{
clearShaders();
}
