STARTDECL(gl_loadmaterials) (Value &fn)
{
TestGL();
auto err = LoadMaterialFile(fn.sval->str());
fn.DECRT();
return err[0] ? Value(g_vm->NewString(err)) : Value(0, V_NIL);
}
STARTDECL(gl_window) (Value &title, Value &xs, Value &ys)
{
if (graphics_initialized)
g_vm->BuiltinError("cannot call gl_window() twice");
screensize = int2(xs.ival, ys.ival);
string err = SDLInit(title.sval->str(), screensize);
title.DECRT();
if (err.empty())
{
OpenGLInit();
err = LoadMaterialFile("shaders/default.materials");
}
if (!err.empty())
{
DebugLog(1, err.c_str());
return Value(g_vm->NewString(err));
}
colorshader = LookupShader("color");
assert(colorshader);
meshes = new IntResourceManagerCompact<Mesh>();
DebugLog(-1, "graphics fully initialized...");
graphics_initialized = true;
return Value(0, V_NIL);
}
int HydMaterialManager_RegisterMaterial(char* szMaterialPath, char* szPath, const D3D11_INPUT_ELEMENT_DESC* pLayout, int iNumElements, D3D11_SAMPLER_DESC* pDesc)
{
assert(szMaterialPath);
// - This shouldn't use just the texture ID for hashing as different materials can reference the same texture with different shaders
long iHash = HydMaterialManager_GetHash(szMaterialPath);
int iMaterialIndex = HydMaterialManager_GetMaterialIndex(iHash);
// - Texture exists, increment the reference count and return a pointer to it
if(iMaterialIndex != -1)
{
HydMaterialManager_aMaterials[iMaterialIndex].m_iRefCount++;
return iMaterialIndex;
}
// - Texture is new so try and load it
int iFreeSlotIndex = HydMaterialManager_GetFirstFreeSlot();
HydMaterialManager_iUsedSlots++;
assert(iFreeSlotIndex >= 0);
TMaterialPaths tPaths = LoadMaterialFile(szMaterialPath);
assert(!tPaths.bError);
// - Here the vertex layout format can be overriden
const D3D11_INPUT_ELEMENT_DESC* pVertLayout = pLayout;
if(iNumElements == -1)
{
pVertLayout = HYD3D_DEC_NormTex;
iNumElements = 3;
}
if(strcmp(tPaths.szTexturePath, "") != 0)
{
HydMaterialManager_aMaterials[iFreeSlotIndex].m_iTextureID[HydMaterialManager_aMaterials[iFreeSlotIndex].m_iNumTextures] = HYDTex_RegisterTexture(tPaths.szTexturePath, pDesc);
HydMaterialManager_aMaterials[iFreeSlotIndex].m_aShaderFlags[HydMaterialManager_aMaterials[iFreeSlotIndex].m_iNumTextures] = tPaths.eDiffuseShaderFlags;
HydMaterialManager_aMaterials[iFreeSlotIndex].m_iNumTextures++;
}
if(strcmp(tPaths.szSpecularPath, "") != 0)
{
HydMaterialManager_aMaterials[iFreeSlotIndex].m_iTextureID[HydMaterialManager_aMaterials[iFreeSlotIndex].m_iNumTextures] = HYDTex_RegisterTexture(tPaths.szSpecularPath, pDesc);
HydMaterialManager_aMaterials[iFreeSlotIndex].m_aShaderFlags[HydMaterialManager_aMaterials[iFreeSlotIndex].m_iNumTextures] = tPaths.eSpecularShaderFlags;
HydMaterialManager_aMaterials[iFreeSlotIndex].m_iNumTextures++;
}
if(strcmp(tPaths.szNormalPath, "") != 0)
{
D3D11_SAMPLER_DESC sampDesc;
ZeroMemory( &sampDesc, sizeof(sampDesc) );
sampDesc.Filter = D3D11_FILTER_MIN_MAG_MIP_POINT;
sampDesc.AddressU = D3D11_TEXTURE_ADDRESS_WRAP;
sampDesc.AddressV = D3D11_TEXTURE_ADDRESS_WRAP;
sampDesc.AddressW = D3D11_TEXTURE_ADDRESS_WRAP;
sampDesc.ComparisonFunc = D3D11_COMPARISON_NEVER;
sampDesc.MinLOD = 0;
sampDesc.MaxLOD = 0;
HydMaterialManager_aMaterials[iFreeSlotIndex].m_iTextureID[HydMaterialManager_aMaterials[iFreeSlotIndex].m_iNumTextures] = HYDTex_RegisterTexture(tPaths.szNormalPath, pDesc);
HydMaterialManager_aMaterials[iFreeSlotIndex].m_aShaderFlags[HydMaterialManager_aMaterials[iFreeSlotIndex].m_iNumTextures] = tPaths.eBumpShaderFlags;
HydMaterialManager_aMaterials[iFreeSlotIndex].m_iNumTextures++;
}
HydMaterialManager_aMaterials[iFreeSlotIndex].m_iShaderID = HYDShader_RegisterShader(tPaths.szShaderPath, pVertLayout, iNumElements, tPaths.eShaderFlags, tPaths.iGeometryTopology);
HydMaterialManager_aMaterials[iFreeSlotIndex].m_bInUse = true;
HydMaterialManager_aMaterials[iFreeSlotIndex].m_iPathHash = iHash;
HydMaterialManager_aMaterials[iFreeSlotIndex].m_iRefCount = 1;
assert(szMaterialPath);
assert(HydMaterialManager_aMaterials[iFreeSlotIndex].m_sSourcePath);
strcpy_s(HydMaterialManager_aMaterials[iFreeSlotIndex].m_sSourcePath, 256, szMaterialPath);
return iFreeSlotIndex;
}
