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Small improvement to sprite renderer, added demo for simple sprite rendering.

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Marvin Blum
2016-05-06 17:16:59 +02:00
parent 3a5b66a20c
commit 16e25c0a1b
3 changed files with 47 additions and 1 deletions
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7
sprite.go
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@@ -149,6 +149,7 @@ func (s *SpriteRenderer) Update(delta float64) {
s.Shader.SendMat3(Default_shader_2D_ortho, *MultMat3(s.Camera.CalcOrtho(), s.CalcModel()))
s.Shader.SendUniform1i(Default_shader_2D_tex, 0)
s.vao.Bind()
var tid uint32
for i := range s.sprites {
if !s.sprites[i].Visible {
@@ -156,7 +157,11 @@ func (s *SpriteRenderer) Update(delta float64) {
}
s.Shader.SendMat3(Default_shader_2D_model, *s.sprites[i].CalcModel())
s.sprites[i].Tex.Bind()
if tid != s.sprites[i].Tex.GetId() {
tid = s.sprites[i].Tex.GetId()
s.sprites[i].Tex.Bind()
}
gl.DrawElements(gl.TRIANGLES, 6, gl.UNSIGNED_INT, nil)
}