Surface :: Surface(const Config & config, HDC hdc)
: m_Config(config),
m_Rect (0, 0, config.GetConfigAttrib(EGL_WIDTH), config.GetConfigAttrib(EGL_HEIGHT)),
m_Bitmap(reinterpret_cast<HBITMAP>(INVALID_HANDLE_VALUE)),
m_HDC(reinterpret_cast<HDC>(INVALID_HANDLE_VALUE))
{
//m_ColorBuffer = new U16[m_Width * m_Height];
U32 width = GetWidth();
U32 height = GetHeight();
m_Pitch = width;
switch (m_Config.GetDepthStencilFormat()) {
case DepthStencilFormatDepth16:
m_DepthStencilBuffer = new U8[width * height * sizeof(U16)];
break;
case DepthStencilFormatDepth16Stencil16:
m_DepthStencilBuffer = new U8[width * height * sizeof(U32)];
break;
default:
m_DepthStencilBuffer = 0;
assert(false);
break;
}
if (hdc != INVALID_HANDLE_VALUE) {
m_HDC = CreateCompatibleDC(hdc);
}
InfoHeader info(m_Config.GetColorFormat(), width, height);
m_Bitmap = CreateDIBSection(m_HDC, reinterpret_cast<BITMAPINFO *>(&info), DIB_RGB_COLORS,
reinterpret_cast<void **>(&m_ColorBuffer), NULL, 0);
}
Context :: Context(const Config & config)
:
m_Config(config),
m_DrawSurface(0),
m_ReadSurface(0),
m_LastError(GL_NO_ERROR),
// transformation matrices
m_ModelViewMatrixStack(16),
m_CurrentMatrixStack(&m_ModelViewMatrixStack),
m_MatrixMode(GL_MODELVIEW),
m_Scissor(0, 0, config.GetConfigAttrib(EGL_WIDTH), config.GetConfigAttrib(EGL_HEIGHT)),
m_Viewport(0, 0, config.GetConfigAttrib(EGL_WIDTH), config.GetConfigAttrib(EGL_HEIGHT)),
m_CurrentPaletteMatrix(0),
// server flags
m_ClipPlaneEnabled(0),
m_LightingEnabled(false),
m_TwoSidedLightning(false),
m_LightEnabled(0), // no light on
m_CullFaceEnabled(false),
m_DitherEnabled(false),
m_ReverseFaceOrientation(false),
m_CullMode(CullModeBack),
m_ColorMaterialEnabled(false),
m_NormalizeEnabled(false),
m_RescaleNormalEnabled(false),
m_PolygonOffsetFillEnabled(false),
m_MultiSampleEnabled(false),
m_SampleAlphaToCoverageEnabled(false),
m_SampleAlphaToOneEnabled(false),
m_SampleCoverageEnabled(false),
m_ScissorTestEnabled(false),
m_MatrixPaletteEnabled(false),
m_MatrixModePaletteEnabled(false),
m_ActiveTexture(0),
m_ClientActiveTexture(0),
// point parameters
m_PointSize(EGL_ONE),
m_PointSizeMin(EGL_ONE),
m_PointSizeMax(EGL_ONE), // what is the correct value?
m_PointFadeThresholdSize(EGL_ONE),
m_PointSizeAttenuate(false),
// fog parameters for setup phase
m_FogMode(FogModeExp),
m_FogStart(0),
m_FogEnd(EGL_ONE),
m_FogGradient(EGL_ONE),
m_FogGradientShift(0),
m_FogDensity(EGL_ONE),
// client flags
m_VertexArrayEnabled(false),
m_NormalArrayEnabled(false),
m_ColorArrayEnabled(false),
m_PointSizeArrayEnabled(false),
// buffers
m_CurrentArrayBuffer(0),
m_CurrentElementArrayBuffer(0),
// general context state
m_Current(false),
m_Disposed(false),
m_ViewportInitialized(false),
m_DefaultNormal(0, 0, EGL_ONE),
m_DefaultRGBA(EGL_ONE, EGL_ONE, EGL_ONE, EGL_ONE),
// pixel store state
m_PixelStorePackAlignment(4),
m_PixelStoreUnpackAlignment(4),
// SGIS_generate_mipmap extension
m_GenerateMipmaps(false),
// hints
m_PerspectiveCorrectionHint(GL_DONT_CARE),
m_PointSmoothHint(GL_DONT_CARE),
m_LineSmoothHint(GL_DONT_CARE),
m_FogHint(GL_DONT_CARE),
m_GenerateMipmapHint(GL_DONT_CARE)
{
DepthRangex(VIEWPORT_NEAR, VIEWPORT_FAR);
ClearDepthx(EGL_ONE);
ClearStencil(0);
m_Rasterizer = new Rasterizer(GetRasterizerState());
m_Buffers.Allocate(); // default buffer
m_LightModelAmbient.r = m_LightModelAmbient.g = m_LightModelAmbient.b = F(0.2f);
m_LightModelAmbient.a = F(1.0);
m_Lights[0].SetDiffuseColor(FractionalColor(F(1.0), F(1.0), F(1.0), F(1.0)));
m_Lights[0].SetSpecularColor(FractionalColor(F(1.0), F(1.0), F(1.0), F(1.0)));
m_PointDistanceAttenuation[0] = EGL_ONE;
m_PointDistanceAttenuation[1] = 0;
m_PointDistanceAttenuation[2] = 0;
size_t defaultTexture = m_Textures.Allocate();
for (size_t unit = 0; unit < EGL_NUM_TEXTURE_UNITS; ++unit) {
m_TexCoordArrayEnabled[unit] = false;
m_Rasterizer->SetTexture(unit, m_Textures.GetObject(defaultTexture));
}
memset(&m_ClipPlanes, 0, sizeof(m_ClipPlanes));
}
