Function loadBufferData

test/OpenGLTrueTypeFont/main.cpp:64–109

unsigned int indexData[6] = {0, 1, 2, 0, 2, 3};

void loadBufferData()
{
	Vertex vertexDataOrg[4] = {
		{vec4(-0.5, -0.5, 0.0, 1.0), vec4(1.0, 0.0, 0.0, 1.0), vec2(0, 0)},
		{vec4(-0.5, 0.5, 0.0, 1.0), vec4(1.0, 1.0, 1.0, 1.0), vec2(0, 1)},
		{vec4(0.5, 0.5, 0.0, 1.0), vec4(1.0, 1.0, 1.0, 1.0), vec2(1, 1)},
		{vec4(0.5, -0.5, 0.0, 1.0), vec4(1.0, 1.0, 1.0, 1.0), vec2(1, 0)}};

	Vertex vertexData[4] = {
		{vec4(-0.5, -0.5, 0.0, 1.0), vec4(1.0, 1.0, 1.0, 1.0), vec2(0.0078125, 0.015625)},
		{vec4(-0.5, 0.5, 0.0, 1.0), vec4(1.0, 1.0, 1.0, 1.0), vec2(0.101562, 0.015625)},
		{vec4(0.5, 0.5, 0.0, 1.0), vec4(1.0, 1.0, 1.0, 1.0), vec2(0.101562, 0.105469)},
		{vec4(0.5, -0.5, 0.0, 1.0), vec4(1.0, 1.0, 1.0, 1.0), vec2(0.0078125, 0.105469)}};

	Vertex vertexData2[4] = {
		{vec4(0, 0.901042, 0.0, 1.0), vec4(1.0, 1.0, 1.0, 1.0), vec2(0.0078125, 0.015625)},
		{vec4(0.0234375, 0.901042, 0.0, 1.0), vec4(1.0, 1.0, 1.0, 1.0), vec2(0.101562, 0.015625)},
		{vec4(0.0234375, 0.871094, 0.0, 1.0), vec4(1.0, 1.0, 1.0, 1.0), vec2(0.101562, 0.105469)},
		{vec4(0., 0.871094, 0.0, 1.0), vec4(1.0, 1.0, 1.0, 1.0), vec2(0.0078125, 0.105469)}};

	glGenVertexArrays(1, &sData.m_vertexArrayObject);
	glBindVertexArray(sData.m_vertexArrayObject);

	glGenBuffers(1, &sData.m_vertexBuffer);
	glBindBuffer(GL_ARRAY_BUFFER, sData.m_vertexBuffer);
	glBufferData(GL_ARRAY_BUFFER, 4 * sizeof(Vertex), vertexData, GL_STATIC_DRAW);
	GLuint err = glGetError();
	b3Assert(err == GL_NO_ERROR);

	glGenBuffers(1, &sData.m_indexBuffer);
	glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, sData.m_indexBuffer);
	glBufferData(GL_ELEMENT_ARRAY_BUFFER, 6 * sizeof(int), indexData, GL_STATIC_DRAW);

	glEnableVertexAttribArray(sData.m_positionAttribute);
	glEnableVertexAttribArray(sData.m_colourAttribute);
	err = glGetError();
	b3Assert(err == GL_NO_ERROR);

	glEnableVertexAttribArray(sData.m_textureAttribute);

	glVertexAttribPointer(sData.m_positionAttribute, 4, GL_FLOAT, GL_FALSE, sizeof(Vertex), (const GLvoid*)0);
	glVertexAttribPointer(sData.m_colourAttribute, 4, GL_FLOAT, GL_FALSE, sizeof(Vertex), (const GLvoid*)sizeof(vec4));
	glVertexAttribPointer(sData.m_textureAttribute, 2, GL_FLOAT, GL_FALSE, sizeof(Vertex), (const GLvoid*)(sizeof(vec4) + sizeof(vec4)));
	err = glGetError();
	b3Assert(err == GL_NO_ERROR);
}

void initTestTexture()
{