Function loadMeshData

shared/scene/VtxData.cpp:7–53

#include <stdio.h>

MeshFileHeader loadMeshData(const char* meshFile, MeshData& out)
{
	MeshFileHeader header;

	FILE* f = fopen(meshFile, "rb");

	assert(f); // Did you forget to run "Ch5_Tool05_MeshConvert"?

	if (!f)
	{
		printf("Cannot open %s. Did you forget to run \"Ch5_Tool05_MeshConvert\"?\n", meshFile);
		exit(EXIT_FAILURE);
	}

	if (fread(&header, 1, sizeof(header), f) != sizeof(header))
	{
		printf("Unable to read mesh file header\n");
		exit(EXIT_FAILURE);
	}

	out.meshes_.resize(header.meshCount);
	if (fread(out.meshes_.data(), sizeof(Mesh), header.meshCount, f) != header.meshCount)
	{
		printf("Could not read mesh descriptors\n");
		exit(EXIT_FAILURE);
	}
	out.boxes_.resize(header.meshCount);
	if (fread(out.boxes_.data(), sizeof(BoundingBox), header.meshCount, f) != header.meshCount)
	{
		printf("Could not read bounding boxes\n");
		exit(255);
	}

	out.indexData_.resize(header.indexDataSize / sizeof(uint32_t));
	out.vertexData_.resize(header.vertexDataSize / sizeof(float));

	if ((fread(out.indexData_.data(), 1, header.indexDataSize, f) != header.indexDataSize) ||
		(fread(out.vertexData_.data(), 1, header.vertexDataSize, f) != header.vertexDataSize))
	{
		printf("Unable to read index/vertex data\n");
		exit(255);
	}

	fclose(f);

	return header;
}

void saveMeshData(const char* fileName, const MeshData& m)
{