QD3D: TQ3TexturingMode: opaque, alphatest, alphablend

src/QD3D/3DMFParser.cpp

@@ -172,9 +172,11 @@ uint32_t Q3MetaFileParser::Parse1Chunk()
 
 			if (currentMesh)
 			{
-				Assert(!currentMesh->hasTexture, "txmm: current mesh already has a texture");
+				Assert(currentMesh->internalTextureID < 0, "txmm: current mesh already has a texture");
+				Assert(currentMesh->texturingMode == kQ3TexturingModeOff, "txmm: current mesh already has a texturing mode");
+
 				currentMesh->internalTextureID = internalTextureID;
-				currentMesh->hasTexture = true;
+				currentMesh->texturingMode = kQ3TexturingModeInvalid;	// set texturing mode to invalid because we don't know if the texture is opaque yet
 			}
 
 			break;

src/QD3D/QD3D.cpp

@@ -160,8 +160,8 @@ TQ3TriMeshData* Q3TriMeshData_New(int numTriangles,	int numPoints)
 	mesh->vertexUVs			= __Q3Alloc<TQ3Param2D>(numPoints, 'TMuv');
 	mesh->vertexColors		= nullptr;
 	mesh->diffuseColor		= {1, 1, 1, 1};
-	mesh->hasTexture		= false;
-	mesh->textureHasTransparency = false;
+	mesh->texturingMode		= kQ3TexturingModeOff;
+	mesh->internalTextureID	= -1;
 
 	for (int i = 0; i < numPoints; i++)
 	{

src/QD3D/QD3D.h

@@ -47,6 +47,16 @@ typedef enum
 	kQ3StatusSize32                             = 0xFFFFFFFF
 } TQ3Status;
 
+// WARNING: this enum did not exist in QD3D
+typedef enum
+{
+	kQ3TexturingModeInvalid						= -1,
+	kQ3TexturingModeOff							= 0,
+	kQ3TexturingModeOpaque,
+	kQ3TexturingModeAlphaTest,
+	kQ3TexturingModeAlphaBlend,
+	kQ3TexturingModeSize32						= 0xFFFFFFFF,
+} TQ3TexturingMode;
 
 enum TQ3AttributeTypes
 {
@@ -266,8 +276,7 @@ typedef struct TQ3TriMeshData
 
 	TQ3BoundingBox								bBox;
 
-	bool										hasTexture;
-	bool										textureHasTransparency;		// TODO
+	TQ3TexturingMode							texturingMode;
 	int											internalTextureID;
 	uint32_t									glTextureName;