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[tilemap] add bias to verts to avoid cracks

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This commit is contained in:
Green Sky 2022-02-17 18:54:11 +01:00
parent 60aca24ec6
commit 9ff0b17a5e
1 changed files with 6 additions and 0 deletions
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6
framework/opengl_renderer/src/mm/opengl/render_tasks/tilemap.cpp
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@ -43,6 +43,12 @@ Tilemap::Tilemap(MM::Engine& engine) {
-0.5f, 0.5f, -0.5f, 0.5f,
}; };
// bias to avoid cracks
const float vert_offset_fact = 1.001f;
for (size_t i = 0; i < 2 * 6; i++) {
vertices[i] *= vert_offset_fact;
}
_vertexBuffer = std::make_unique<MM::OpenGL::Buffer>(vertices, 2 * 6 * sizeof(float), GL_STATIC_DRAW); _vertexBuffer = std::make_unique<MM::OpenGL::Buffer>(vertices, 2 * 6 * sizeof(float), GL_STATIC_DRAW);
_vao = std::make_unique<MM::OpenGL::VertexArrayObject>(); _vao = std::make_unique<MM::OpenGL::VertexArrayObject>();
_vao->bind(); _vao->bind();