Created
December 11, 2016 22:20
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drawString function
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void BatchRenderer2D::drawString(const std::string& text, const maths::vec3& position, const maths::vec4& color) | |
{ | |
using namespace ftgl; | |
float ts = 0.0f; | |
bool found = false; | |
for (int i = 0; i < m_TextureSlots.size(); i++) | |
{ | |
if (m_TextureSlots[i] == m_FTAtlas->id) | |
{ | |
ts = (float)(i + 1); | |
found = true; | |
break; | |
} | |
} | |
if (!found) | |
{ | |
if (m_TextureSlots.size() >= 32) | |
{ | |
end(); | |
flush(); | |
begin(); | |
} | |
m_TextureSlots.push_back(m_FTAtlas->id); | |
ts = (float)(m_TextureSlots.size()); | |
} | |
m_Buffer->vertex = maths::vec3(-4, -4, 0); | |
m_Buffer->uv = maths::vec2(0, 1); | |
m_Buffer->tid = ts; | |
m_Buffer++; | |
m_Buffer->vertex = maths::vec3(-4, 4, 0); | |
m_Buffer->uv = maths::vec2(0, 0); | |
m_Buffer->tid = ts; | |
m_Buffer++; | |
m_Buffer->vertex = maths::vec3(4, 4, 0); | |
m_Buffer->uv = maths::vec2(1, 0); | |
m_Buffer->tid = ts; | |
m_Buffer++; | |
m_Buffer->vertex = maths::vec3(4, -4, 0); | |
m_Buffer->uv = maths::vec2(1, 1); | |
m_Buffer->tid = ts; | |
m_Buffer++; | |
m_IndexCount += 6; | |
} |
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