func (ms *ManaSource) Draw(local *LocalData, zoom float64, dx float64, dy float64) {
if local.nodeTextureData == nil {
// gl.Enable(gl.TEXTURE_2D)
local.nodeTextureData = make([]byte, ms.options.NumNodeRows*ms.options.NumNodeCols*3)
gl.GenTextures(1, &local.nodeTextureId)
gl.BindTexture(gl.TEXTURE_2D, local.nodeTextureId)
gl.TexEnvf(gl.TEXTURE_ENV, gl.TEXTURE_ENV_MODE, gl.MODULATE)
gl.TexParameterf(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.LINEAR)
gl.TexParameterf(gl.TEXTURE_2D, gl.TEXTURE_MAG_FILTER, gl.LINEAR)
gl.TexParameterf(gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.REPEAT)
gl.TexParameterf(gl.TEXTURE_2D, gl.TEXTURE_WRAP_T, gl.REPEAT)
gl.TexImage2D(
gl.TEXTURE_2D,
0,
gl.RGB,
gl.Sizei(ms.options.NumNodeRows),
gl.Sizei(ms.options.NumNodeCols),
0,
gl.RGB,
gl.UNSIGNED_BYTE,
gl.Pointer(&local.nodeTextureData[0]))
}
for i := range ms.rawNodes {
for c := 0; c < 3; c++ {
color_frac := ms.rawNodes[i].Mana[c] * 1.0 / ms.options.NodeMagnitude
color_range := float64(ms.options.MaxNodeBrightness - ms.options.MinNodeBrightness)
local.nodeTextureData[i*3+c] = byte(
color_frac*color_range + float64(ms.options.MinNodeBrightness))
}
}
gl.Enable(gl.TEXTURE_2D)
//gl.ActiveTexture(gl.TEXTURE0)
gl.BindTexture(gl.TEXTURE_2D, local.nodeTextureId)
gl.TexSubImage2D(
gl.TEXTURE_2D,
0,
0,
0,
gl.Sizei(ms.options.NumNodeRows),
gl.Sizei(ms.options.NumNodeCols),
gl.RGB,
gl.UNSIGNED_BYTE,
gl.Pointer(&local.nodeTextureData[0]))
base.EnableShader("nodes")
base.SetUniformI("nodes", "width", ms.options.NumNodeRows*3)
base.SetUniformI("nodes", "height", ms.options.NumNodeCols*3)
base.SetUniformI("nodes", "drains", 1)
base.SetUniformI("nodes", "tex0", 0)
base.SetUniformI("nodes", "tex1", 1)
base.SetUniformF("nodes", "zoom", float32(zoom))
gl.ActiveTexture(gl.TEXTURE0)
gl.BindTexture(gl.TEXTURE_2D, local.nodeTextureId)
// I have no idea why this value for move works, but it does. So, hooray.
move := (dx - dy) / 2
texture.RenderAdvanced(move, -move, dy, dx, 3.1415926535/2, true)
base.EnableShader("")
gl.Disable(gl.TEXTURE_2D)
}
func (cp *ControlPoint) Draw(g *Game, side int) {
base.EnableShader("circle")
base.SetUniformF("circle", "edge", 0.95)
gl.Color4ub(50, 50, 100, 150)
texture.Render(
cp.Position.X-cp.Stats().Size()*2,
cp.Position.Y-cp.Stats().Size()*2,
2*cp.Stats().Size()*2,
2*cp.Stats().Size()*2)
base.EnableShader("status_bar")
base.SetUniformF("status_bar", "inner", 0.0)
base.SetUniformF("status_bar", "outer", 0.5)
base.SetUniformF("status_bar", "buffer", 0.01)
base.SetUniformF("status_bar", "frac", 1.0)
gl.Color4ub(50, 50, 50, 200)
texture.Render(
cp.Position.X-cp.Stats().Size(),
cp.Position.Y-cp.Stats().Size(),
2*cp.Stats().Size(),
2*cp.Stats().Size())
base.SetUniformF("status_bar", "frac", float32(cp.Control))
if cp.Controlled {
if side == cp.Controller {
gl.Color4ub(0, 255, 0, 255)
} else {
gl.Color4ub(255, 0, 0, 255)
}
} else {
gl.Color4ub(100, 100, 100, 255)
}
// The texture is flipped if this is being drawn for the controlling side.
// This makes it look a little nicer when someone neutralizes a control point
// because it makes the angle of the pie slice thingy continue going in the
// same direction as it passes the neutralization point.
texture.RenderAdvanced(
cp.Position.X-cp.Stats().Size(),
cp.Position.Y-cp.Stats().Size(),
2*cp.Stats().Size(),
2*cp.Stats().Size(),
0,
side == cp.Controller)
base.EnableShader("")
}
